TextLCD - TextLCD library for controlling various LCD panel…

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TextLCD library for controlling various LCD panels based on the HD44780 4-bit interface

Dependents: STM32_Button_Interrupt_dla_taty

TextLCD.cpp@9:2db641efba7e, 2019-11-13 (annotated)

Committer:: fcalzadas
Date:: Wed Nov 13 21:28:23 2019 +0000
Revision:: 9:2db641efba7e
Parent:: 7:44f34c09bd37

proyecto de LCD

Who changed what in which revision?

User	Revision	Line number	New contents of line
fcalzadas	9:2db641efba7e	1	/* mbed TextLCD Library, for LCDs based on HD44780 controllers
simon	6:e4cb7ddee0d3	2	* Copyright (c) 2007-2010, sford, http://mbed.org
fcalzadas	9:2db641efba7e	3	* 2013, v01: WH, Added LCD types, fixed LCD address issues, added Cursor and UDCs
fcalzadas	9:2db641efba7e	4	* 2013, v02: WH, Added I2C and SPI bus interfaces
fcalzadas	9:2db641efba7e	5	* 2013, v03: WH, Added support for LCD40x4 which uses 2 controllers
fcalzadas	9:2db641efba7e	6	* 2013, v04: WH, Added support for Display On/Off, improved 4bit bootprocess
fcalzadas	9:2db641efba7e	7	* 2013, v05: WH, Added support for 8x2B, added some UDCs
fcalzadas	9:2db641efba7e	8	* 2013, v06: WH, Added support for devices that use internal DC/DC converters
fcalzadas	9:2db641efba7e	9	* 2013, v07: WH, Added support for backlight and include portdefinitions for LCD2004 Module from DFROBOT
fcalzadas	9:2db641efba7e	10	* 2014, v08: WH, Refactored in Base and Derived Classes to deal with mbed lib change regarding 'NC' defined pins
fcalzadas	9:2db641efba7e	11	* 2014, v09: WH/EO, Added Class for Native SPI controllers such as ST7032
fcalzadas	9:2db641efba7e	12	* 2014, v10: WH, Added Class for Native I2C controllers such as ST7032i, Added support for MCP23008 I2C portexpander, Added support for Adafruit module
fcalzadas	9:2db641efba7e	13	* 2014, v11: WH, Added support for native I2C controllers such as PCF21XX, Improved the _initCtrl() method to deal with differences between all supported controllers
fcalzadas	9:2db641efba7e	14	* 2014, v12: WH, Added support for native I2C controller PCF2119 and native I2C/SPI controllers SSD1803, ST7036, added setContrast method (by JH1PJL) for supported devices (eg ST7032i)
fcalzadas	9:2db641efba7e	15	* 2014, v13: WH, Added support for controllers US2066/SSD1311 (OLED), added setUDCBlink() method for supported devices (eg SSD1803), fixed issue in setPower()
fcalzadas	9:2db641efba7e	16	* 2014, v14: WH, Added support for PT6314 (VFD), added setOrient() method for supported devices (eg SSD1803, US2066), added Double Height lines for supported devices,
fcalzadas	9:2db641efba7e	17	* added 16 UDCs for supported devices (eg PCF2103), moved UDC defines to TextLCD_UDC file, added TextLCD_Config.h for feature and footprint settings.
fcalzadas	9:2db641efba7e	18	* 2014, v15: WH, Added AC780 support, added I2C expander modules, fixed setBacklight() for inverted logic modules. Fixed bug in LCD_SPI_N define
fcalzadas	9:2db641efba7e	19	* 2014, v16: WH, Added ST7070 and KS0073 support, added setIcon(), clrIcon() and setInvert() method for supported devices
fcalzadas	9:2db641efba7e	20	* 2015, v17: WH, Clean up low-level _writeCommand() and _writeData(), Added support for alternative fonttables (eg PCF21XX), Added ST7066_ACM controller for ACM1602 module
simon	1:ac48b187213c	21	*
simon	1:ac48b187213c	22	* Permission is hereby granted, free of charge, to any person obtaining a copy
simon	1:ac48b187213c	23	* of this software and associated documentation files (the "Software"), to deal
simon	1:ac48b187213c	24	* in the Software without restriction, including without limitation the rights
simon	1:ac48b187213c	25	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
simon	1:ac48b187213c	26	* copies of the Software, and to permit persons to whom the Software is
simon	1:ac48b187213c	27	* furnished to do so, subject to the following conditions:
simon	1:ac48b187213c	28	*
simon	1:ac48b187213c	29	* The above copyright notice and this permission notice shall be included in
simon	1:ac48b187213c	30	* all copies or substantial portions of the Software.
simon	1:ac48b187213c	31	*
simon	1:ac48b187213c	32	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
simon	1:ac48b187213c	33	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
simon	1:ac48b187213c	34	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
simon	1:ac48b187213c	35	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
simon	1:ac48b187213c	36	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
simon	1:ac48b187213c	37	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
simon	1:ac48b187213c	38	* THE SOFTWARE.
simon	1:ac48b187213c	39	*/
fcalzadas	9:2db641efba7e	40	#include "mbed.h"
simon	1:ac48b187213c	41	#include "TextLCD.h"
fcalzadas	9:2db641efba7e	42	#include "TextLCD_UDC.inc"
fcalzadas	9:2db641efba7e	43
fcalzadas	9:2db641efba7e	44	/** Create a TextLCD_Base interface
fcalzadas	9:2db641efba7e	45	*
fcalzadas	9:2db641efba7e	46	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	47	* @param ctrl LCD controller (default = HD44780)
fcalzadas	9:2db641efba7e	48	*/
fcalzadas	9:2db641efba7e	49	TextLCD_Base::TextLCD_Base(LCDType type, LCDCtrl ctrl) : _type(type), _ctrl(ctrl) {
fcalzadas	9:2db641efba7e	50
fcalzadas	9:2db641efba7e	51	// Extract LCDType data
fcalzadas	9:2db641efba7e	52
fcalzadas	9:2db641efba7e	53	// Columns encoded in b7..b0
fcalzadas	9:2db641efba7e	54	_nr_cols = (_type & 0xFF);
fcalzadas	9:2db641efba7e	55
fcalzadas	9:2db641efba7e	56	// Rows encoded in b15..b8
fcalzadas	9:2db641efba7e	57	_nr_rows = ((_type >> 8) & 0xFF);
fcalzadas	9:2db641efba7e	58
fcalzadas	9:2db641efba7e	59	// Addressing mode encoded in b19..b16
fcalzadas	9:2db641efba7e	60	_addr_mode = _type & LCD_T_ADR_MSK;
fcalzadas	9:2db641efba7e	61
fcalzadas	9:2db641efba7e	62	// Font table, encoded in LCDCtrl
fcalzadas	9:2db641efba7e	63	_font = _type & LCD_C_FNT_MSK;
fcalzadas	9:2db641efba7e	64	}
fcalzadas	9:2db641efba7e	65
fcalzadas	9:2db641efba7e	66	/** Init the LCD Controller(s)
fcalzadas	9:2db641efba7e	67	* Clear display
fcalzadas	9:2db641efba7e	68	* @param _LCDDatalength dl sets the datalength of data/commands
fcalzadas	9:2db641efba7e	69	* @return none
fcalzadas	9:2db641efba7e	70	*/
fcalzadas	9:2db641efba7e	71	void TextLCD_Base::_init(_LCDDatalength dl) {
fcalzadas	9:2db641efba7e	72
fcalzadas	9:2db641efba7e	73	// Select and configure second LCD controller when needed
fcalzadas	9:2db641efba7e	74	if(_type==LCD40x4) {
fcalzadas	9:2db641efba7e	75	_ctrl_idx=_LCDCtrl_1; // Select 2nd controller
fcalzadas	9:2db641efba7e	76	_initCtrl(dl); // Init 2nd controller
fcalzadas	9:2db641efba7e	77	}
fcalzadas	9:2db641efba7e	78
fcalzadas	9:2db641efba7e	79	// Select and configure primary LCD controller
fcalzadas	9:2db641efba7e	80	_ctrl_idx=_LCDCtrl_0; // Select primary controller
fcalzadas	9:2db641efba7e	81	_initCtrl(dl); // Init primary controller
fcalzadas	9:2db641efba7e	82
fcalzadas	9:2db641efba7e	83	// Clear whole display and Reset Cursor location
fcalzadas	9:2db641efba7e	84	// Note: This will make sure that some 3-line displays that skip topline of a 4-line configuration
fcalzadas	9:2db641efba7e	85	// are cleared and init cursor correctly.
fcalzadas	9:2db641efba7e	86	cls();
fcalzadas	9:2db641efba7e	87	}
fcalzadas	9:2db641efba7e	88
fcalzadas	9:2db641efba7e	89	/** Init the LCD controller
fcalzadas	9:2db641efba7e	90	* Set number of lines, fonttype, no cursor etc
fcalzadas	9:2db641efba7e	91	* The controller is accessed in 4-bit parallel mode either directly via mbed pins or through I2C or SPI expander.
fcalzadas	9:2db641efba7e	92	* Some controllers also support native I2C or SPI interfaces.
fcalzadas	9:2db641efba7e	93	*
fcalzadas	9:2db641efba7e	94	* @param _LCDDatalength dl sets the 4 or 8 bit datalength of data/commands. Required for some native serial modes.
fcalzadas	9:2db641efba7e	95	* @return none
fcalzadas	9:2db641efba7e	96	*
fcalzadas	9:2db641efba7e	97	* Note: some configurations are commented out because they have not yet been tested due to lack of hardware
fcalzadas	9:2db641efba7e	98	*/
fcalzadas	9:2db641efba7e	99	void TextLCD_Base::_initCtrl(_LCDDatalength dl) {
fcalzadas	9:2db641efba7e	100	int _bias_lines=0; // Set Bias and lines (Instr Set 1), temporary variable.
fcalzadas	9:2db641efba7e	101	int _lines=0; // Set lines (Ext Instr Set), temporary variable.
fcalzadas	9:2db641efba7e	102
fcalzadas	9:2db641efba7e	103	this->_setRS(false); // command mode
fcalzadas	9:2db641efba7e	104
fcalzadas	9:2db641efba7e	105	wait_ms(20); // Wait 20ms to ensure powered up
fcalzadas	9:2db641efba7e	106
fcalzadas	9:2db641efba7e	107	if (dl == _LCD_DL_4) {
fcalzadas	9:2db641efba7e	108	// The Controller could be in 8 bit mode (power-on reset) or in 4 bit mode (warm reboot) at this point.
fcalzadas	9:2db641efba7e	109	// Follow this procedure to make sure the Controller enters the correct state. The hardware interface
fcalzadas	9:2db641efba7e	110	// between the uP and the LCD can only write the 4 most significant bits (Most Significant Nibble, MSN).
fcalzadas	9:2db641efba7e	111	// In 4 bit mode the LCD expects the MSN first, followed by the LSN.
fcalzadas	9:2db641efba7e	112	//
fcalzadas	9:2db641efba7e	113	// Current state: 8 bit mode \| 4 bit mode, MSN is next \| 4 bit mode, LSN is next
fcalzadas	9:2db641efba7e	114	//-------------------------------------------------------------------------------------------------
fcalzadas	9:2db641efba7e	115	_writeNibble(0x3); // set 8 bit mode (MSN) and dummy LSN, \| set 8 bit mode (MSN), \| set dummy LSN,
fcalzadas	9:2db641efba7e	116	// remains in 8 bit mode \| change to 8 bit mode \| remains in 4 bit mode
fcalzadas	9:2db641efba7e	117	wait_ms(15); //
fcalzadas	9:2db641efba7e	118
fcalzadas	9:2db641efba7e	119	_writeNibble(0x3); // set 8 bit mode and dummy LSN, \| set 8 bit mode and dummy LSN, \| set 8bit mode (MSN),
fcalzadas	9:2db641efba7e	120	// remains in 8 bit mode \| remains in 8 bit mode \| remains in 4 bit mode
fcalzadas	9:2db641efba7e	121	wait_ms(15); //
fcalzadas	9:2db641efba7e	122
fcalzadas	9:2db641efba7e	123	_writeNibble(0x3); // set 8 bit mode and dummy LSN, \| set 8 bit mode and dummy LSN, \| set dummy LSN,
fcalzadas	9:2db641efba7e	124	// remains in 8 bit mode \| remains in 8 bit mode \| change to 8 bit mode
fcalzadas	9:2db641efba7e	125	wait_ms(15); //
fcalzadas	9:2db641efba7e	126
fcalzadas	9:2db641efba7e	127	// Controller is now in 8 bit mode
fcalzadas	9:2db641efba7e	128
fcalzadas	9:2db641efba7e	129	_writeNibble(0x2); // Change to 4-bit mode (MSN), the LSN is undefined dummy
fcalzadas	9:2db641efba7e	130	wait_us(40); // most instructions take 40us
fcalzadas	9:2db641efba7e	131
fcalzadas	9:2db641efba7e	132	// Controller is now in 4-bit mode
fcalzadas	9:2db641efba7e	133	// Note: 4/8 bit mode is ignored for most native SPI and I2C devices. They dont use the parallel bus.
fcalzadas	9:2db641efba7e	134	// However, _writeNibble() method is void anyway for native SPI and I2C devices.
fcalzadas	9:2db641efba7e	135	}
fcalzadas	9:2db641efba7e	136
fcalzadas	9:2db641efba7e	137	// Device specific initialisations: DC/DC converter to generate VLCD or VLED, number of lines etc
fcalzadas	9:2db641efba7e	138	switch (_ctrl) {
fcalzadas	9:2db641efba7e	139
fcalzadas	9:2db641efba7e	140	case KS0073:
fcalzadas	9:2db641efba7e	141	// Initialise Display configuration
fcalzadas	9:2db641efba7e	142	switch (_type) {
fcalzadas	9:2db641efba7e	143	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	144	case LCD12x1:
fcalzadas	9:2db641efba7e	145	case LCD16x1:
fcalzadas	9:2db641efba7e	146	case LCD20x1:
fcalzadas	9:2db641efba7e	147	case LCD24x1:
fcalzadas	9:2db641efba7e	148	// case LCD32x1: // EXT pin is High, extension driver needed
fcalzadas	9:2db641efba7e	149	// case LCD40x1: // EXT pin is High, extension driver needed
fcalzadas	9:2db641efba7e	150	_function = 0x02; // Function set 001 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	151	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	152	// N=0 (1-line mode, N=1 2-line mode)
fcalzadas	9:2db641efba7e	153	// RE=0 (Dis. Extended Regs, special mode for KS0073)
fcalzadas	9:2db641efba7e	154	// DH=1 (Disp shift enable, special mode for KS0073)
fcalzadas	9:2db641efba7e	155	// REV=0 (Reverse normal, special mode for KS0073)
fcalzadas	9:2db641efba7e	156
fcalzadas	9:2db641efba7e	157	_function_1 = 0x04; // Function set 001 DL N RE(1) BE LP (Ext Regs)
fcalzadas	9:2db641efba7e	158	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	159	// N=0 (1-line mode, N=1 2-line mode)
fcalzadas	9:2db641efba7e	160	// RE=1 (Ena Extended Regs, special mode for KS0073)
fcalzadas	9:2db641efba7e	161	// BE=0 (Blink Enable, CG/SEG RAM, special mode for KS0073)
fcalzadas	9:2db641efba7e	162	// LP=0 (LP=1 Low power mode, LP=0 Normal)
fcalzadas	9:2db641efba7e	163
fcalzadas	9:2db641efba7e	164	_function_x = 0x00; // Ext Function set 0000 1 FW BW NW (Ext Regs)
fcalzadas	9:2db641efba7e	165	// NW=0 (1,2 line), NW=1 (4 Line, special mode for KS0073)
fcalzadas	9:2db641efba7e	166	break;
fcalzadas	9:2db641efba7e	167
fcalzadas	9:2db641efba7e	168	// case LCD12x3D: // Special mode for KS0073, KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	169	// case LCD12x3D1: // Special mode for KS0073, KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	170	case LCD12x4D: // Special mode for KS0073, KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	171	// case LCD16x3D: // Special mode for KS0073, KS0078
fcalzadas	9:2db641efba7e	172	// case LCD16x4D: // Special mode for KS0073, KS0078
fcalzadas	9:2db641efba7e	173	case LCD20x4D: // Special mode for KS0073, KS0078
fcalzadas	9:2db641efba7e	174	_function = 0x02; // Function set 001 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	175	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	176	// N=0 (dont care for 4 line mode)
fcalzadas	9:2db641efba7e	177	// RE=0 (Dis. Extended Regs, special mode for KS0073)
fcalzadas	9:2db641efba7e	178	// DH=1 (Disp shift enable, special mode for KS0073)
fcalzadas	9:2db641efba7e	179	// REV=0 (Reverse normal, special mode for KS0073)
fcalzadas	9:2db641efba7e	180
fcalzadas	9:2db641efba7e	181	_function_1 = 0x04; // Function set 001 DL N RE(1) BE LP (Ext Regs)
fcalzadas	9:2db641efba7e	182	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	183	// N=0 (1-line mode), N=1 (2-line mode)
fcalzadas	9:2db641efba7e	184	// RE=1 (Ena Extended Regs, special mode for KS0073)
fcalzadas	9:2db641efba7e	185	// BE=0 (Blink Enable, CG/SEG RAM, special mode for KS0073)
fcalzadas	9:2db641efba7e	186	// LP=0 (LP=1 Low power mode, LP=0 Normal)
fcalzadas	9:2db641efba7e	187
fcalzadas	9:2db641efba7e	188	_function_x = 0x01; // Ext Function set 0000 1 FW BW NW (Ext Regs)
fcalzadas	9:2db641efba7e	189	// NW=0 (1,2 line), NW=1 (4 Line, special mode for KS0073)
fcalzadas	9:2db641efba7e	190	break;
fcalzadas	9:2db641efba7e	191
fcalzadas	9:2db641efba7e	192
fcalzadas	9:2db641efba7e	193	case LCD16x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	194	// case LCD24x3D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	195	// case LCD24x3D1: // Special mode for KS0078
fcalzadas	9:2db641efba7e	196	case LCD24x4D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	197	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	198	break;
fcalzadas	9:2db641efba7e	199
fcalzadas	9:2db641efba7e	200	default:
fcalzadas	9:2db641efba7e	201	// All other LCD types are initialised as 2 Line displays (including LCD16x1C and LCD40x4)
fcalzadas	9:2db641efba7e	202	_function = 0x0A; // Function set 001 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	203	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	204	// N=1 (2-line mode), N=0 (1-line mode)
fcalzadas	9:2db641efba7e	205	// RE=0 (Dis. Extended Regs, special mode for KS0073)
fcalzadas	9:2db641efba7e	206	// DH=1 (Disp shift enable, special mode for KS0073)
fcalzadas	9:2db641efba7e	207	// REV=0 (Reverse normal, special mode for KS0073)
fcalzadas	9:2db641efba7e	208
fcalzadas	9:2db641efba7e	209	_function_1 = 0x0C; // Function set 001 DL N RE(1) BE LP (Ext Regs)
fcalzadas	9:2db641efba7e	210	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	211	// N=1 (2 line mode), N=0 (1-line mode)
fcalzadas	9:2db641efba7e	212	// RE=1 (Ena Extended Regs, special mode for KS0073)
fcalzadas	9:2db641efba7e	213	// BE=0 (Blink Enable, CG/SEG RAM, special mode for KS0073)
fcalzadas	9:2db641efba7e	214	// LP=0 (LP=1 Low power mode, LP=0 Normal)
fcalzadas	9:2db641efba7e	215
fcalzadas	9:2db641efba7e	216	_function_x = 0x00; // Ext Function set 0000 1 FW BW NW (Ext Regs)
fcalzadas	9:2db641efba7e	217	// NW=0 (1,2 line), NW=1 (4 Line, special mode for KS0073)
fcalzadas	9:2db641efba7e	218	break;
fcalzadas	9:2db641efba7e	219	} // switch type
fcalzadas	9:2db641efba7e	220
fcalzadas	9:2db641efba7e	221	// init special features
fcalzadas	9:2db641efba7e	222	_writeCommand(0x20 \| _function_1);// Function set 001 DL N RE(1) BE LP (Ext Regs)
fcalzadas	9:2db641efba7e	223	// DL=0 (4 bits bus), DL=1 (8 bits mode)
fcalzadas	9:2db641efba7e	224	// N=0 (1 line mode), N=1 (2 line mode)
fcalzadas	9:2db641efba7e	225	// RE=1 (Ena Extended Regs, special mode for KS0073)
fcalzadas	9:2db641efba7e	226	// BE=0 (Blink Enable/Disable, CG/SEG RAM, special mode for KS0073)
fcalzadas	9:2db641efba7e	227	// LP=0 (LP=1 Low power mode, LP=0 Normal)
fcalzadas	9:2db641efba7e	228
fcalzadas	9:2db641efba7e	229	_writeCommand(0x08 \| _function_x); // Ext Function set 0000 1 FW BW NW (Ext Regs)
fcalzadas	9:2db641efba7e	230	// FW=0 (5-dot font, special mode for KS0073)
fcalzadas	9:2db641efba7e	231	// BW=0 (Cur BW invert disable, special mode for KS0073)
fcalzadas	9:2db641efba7e	232	// NW=0 (1,2 Line), NW=1 (4 line, special mode for KS0073)
fcalzadas	9:2db641efba7e	233
fcalzadas	9:2db641efba7e	234	_writeCommand(0x10); // Scroll/Shift set 0001 DS/HS4 DS/HS3 DS/HS2 DS/HS1 (Ext Regs)
fcalzadas	9:2db641efba7e	235	// Dotscroll/Display shift enable (Special mode for KS0073)
fcalzadas	9:2db641efba7e	236
fcalzadas	9:2db641efba7e	237	_writeCommand(0x80); // Scroll Quantity set 1 0 SQ5 SQ4 SQ3 SQ2 SQ1 SQ0 (Ext Regs)
fcalzadas	9:2db641efba7e	238	// Scroll quantity (Special mode for KS0073)
fcalzadas	9:2db641efba7e	239
fcalzadas	9:2db641efba7e	240	_writeCommand(0x20 \| _function); // Function set 001 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	241	// DL=0 (4 bits bus), DL=1 (8 bits mode)
fcalzadas	9:2db641efba7e	242	// N=0 (1 line mode), N=1 (2 line mode)
fcalzadas	9:2db641efba7e	243	// RE=0 (Dis. Extended Regs, special mode for KS0073)
fcalzadas	9:2db641efba7e	244	// DH=1 (Disp shift enable/disable, special mode for KS0073)
fcalzadas	9:2db641efba7e	245	// REV=0 (Reverse/Normal, special mode for KS0073)
fcalzadas	9:2db641efba7e	246	break; // case KS0073 Controller
fcalzadas	9:2db641efba7e	247
fcalzadas	9:2db641efba7e	248
fcalzadas	9:2db641efba7e	249	case KS0078:
fcalzadas	9:2db641efba7e	250	// Initialise Display configuration
fcalzadas	9:2db641efba7e	251	switch (_type) {
fcalzadas	9:2db641efba7e	252	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	253	case LCD8x2B: //8x2B is a special case of 16x1
fcalzadas	9:2db641efba7e	254	// case LCD12x1:
fcalzadas	9:2db641efba7e	255	case LCD16x1:
fcalzadas	9:2db641efba7e	256	// case LCD20x1:
fcalzadas	9:2db641efba7e	257	case LCD24x1:
fcalzadas	9:2db641efba7e	258	_function = 0x02; // Function set 001 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	259	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	260	// N=0 (1 line mode), N=1 (2 line mode)
fcalzadas	9:2db641efba7e	261	// RE=0 (Dis. Extended Regs, special mode for KS0078)
fcalzadas	9:2db641efba7e	262	// DH=1 (Disp shift enable, special mode for KS0078)
fcalzadas	9:2db641efba7e	263	// REV=0 (Reverse normal, special mode for KS0078)
fcalzadas	9:2db641efba7e	264
fcalzadas	9:2db641efba7e	265	_function_1 = 0x04; // Function set 001 DL N RE(1) BE 0 (Ext Regs)
fcalzadas	9:2db641efba7e	266	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	267	// N=0 (1 line mode), N=1 (2 line mode)
fcalzadas	9:2db641efba7e	268	// RE=1 (Ena Extended Regs, special mode for KS0078)
fcalzadas	9:2db641efba7e	269	// BE=0 (Blink Enable, CG/SEG RAM, special mode for KS0078)
fcalzadas	9:2db641efba7e	270	// 0
fcalzadas	9:2db641efba7e	271
fcalzadas	9:2db641efba7e	272	_function_x = 0x00; // Ext Function set 0000 1 FW BW NW (Ext Regs)
fcalzadas	9:2db641efba7e	273	// NW=0 (1,2 line), NW=1 (4 Line, special mode for KS0078)
fcalzadas	9:2db641efba7e	274	break;
fcalzadas	9:2db641efba7e	275
fcalzadas	9:2db641efba7e	276	// case LCD12x3D: // Special mode for KS0073, KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	277	// case LCD12x3D1: // Special mode for KS0073, KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	278	// case LCD12x4D: // Special mode for KS0073, KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	279	// case LCD16x3D: // Special mode for KS0073, KS0078
fcalzadas	9:2db641efba7e	280	// case LCD16x4D: // Special mode for KS0073, KS0078
fcalzadas	9:2db641efba7e	281	// case LCD20x4D: // Special mode for KS0073, KS0078
fcalzadas	9:2db641efba7e	282	// case LCD24x3D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	283	// case LCD24x3D1: // Special mode for KS0078
fcalzadas	9:2db641efba7e	284	case LCD24x4D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	285	_function = 0x02; // Function set 001 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	286	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	287	// N=0 (dont care for 4 line mode)
fcalzadas	9:2db641efba7e	288	// RE=0 (Dis. Extended Regs, special mode for KS0078)
fcalzadas	9:2db641efba7e	289	// DH=1 (Disp shift enable, special mode for KS0078)
fcalzadas	9:2db641efba7e	290	// REV=0 (Reverse normal, special mode for KS0078)
fcalzadas	9:2db641efba7e	291
fcalzadas	9:2db641efba7e	292	_function_1 = 0x04; // Function set 001 DL N RE(1) BE 0 (Ext Regs)
fcalzadas	9:2db641efba7e	293	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	294	// N=0 (1 line mode), N=1 (2 line mode)
fcalzadas	9:2db641efba7e	295	// RE=1 (Ena Extended Regs, special mode for KS0078)
fcalzadas	9:2db641efba7e	296	// BE=0 (Blink Enable, CG/SEG RAM, special mode for KS0078)
fcalzadas	9:2db641efba7e	297	// 0
fcalzadas	9:2db641efba7e	298
fcalzadas	9:2db641efba7e	299	_function_x = 0x01; // Ext Function set 0000 1 FW BW NW (Ext Regs)
fcalzadas	9:2db641efba7e	300	// NW=0 (1,2 line), NW=1 (4 Line, special mode for KS0078)
fcalzadas	9:2db641efba7e	301	break;
fcalzadas	9:2db641efba7e	302
fcalzadas	9:2db641efba7e	303	case LCD16x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	304	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	305	break;
fcalzadas	9:2db641efba7e	306
fcalzadas	9:2db641efba7e	307	default:
fcalzadas	9:2db641efba7e	308	// All other LCD types are initialised as 2 Line displays (including LCD16x1C and LCD40x4)
fcalzadas	9:2db641efba7e	309	_function = 0x0A; // Function set 001 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	310	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	311	// N=1 (1 line mode), N=1 (2 line mode)
fcalzadas	9:2db641efba7e	312	// RE=0 (Dis. Extended Regs, special mode for KS0078)
fcalzadas	9:2db641efba7e	313	// DH=1 (Disp shift enable, special mode for KS0078)
fcalzadas	9:2db641efba7e	314	// REV=0 (Reverse normal, special mode for KS0078)
fcalzadas	9:2db641efba7e	315
fcalzadas	9:2db641efba7e	316	_function_1 = 0x0C; // Function set 001 DL N RE(1) BE 0 (Ext Regs)
fcalzadas	9:2db641efba7e	317	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	318	// N=1 (1 line mode), N=1 (2 line mode)
fcalzadas	9:2db641efba7e	319	// RE=1 (Ena Extended Regs, special mode for KS0078)
fcalzadas	9:2db641efba7e	320	// BE=0 (Blink Enable, CG/SEG RAM, special mode for KS0078)
fcalzadas	9:2db641efba7e	321	// 0
fcalzadas	9:2db641efba7e	322
fcalzadas	9:2db641efba7e	323	_function_x = 0x00; // Ext Function set 0000 1 FW BW NW (Ext Regs)
fcalzadas	9:2db641efba7e	324	// NW=0 (1,2 line), NW=1 (4 Line, special mode for KS0078)
fcalzadas	9:2db641efba7e	325	break;
fcalzadas	9:2db641efba7e	326	} // switch type
fcalzadas	9:2db641efba7e	327
fcalzadas	9:2db641efba7e	328	// init special features
fcalzadas	9:2db641efba7e	329	_writeCommand(0x20 \| _function_1);// Function set 001 DL N RE(1) BE 0 (Ext Regs)
fcalzadas	9:2db641efba7e	330	// DL=0 (4 bits bus), DL=1 (8 bits mode)
fcalzadas	9:2db641efba7e	331	// N=0 (1 line mode), N=1 (2 line mode)
fcalzadas	9:2db641efba7e	332	// RE=1 (Ena Extended Regs, special mode for KS0078)
fcalzadas	9:2db641efba7e	333	// BE=0 (Blink Enable/Disable, CG/SEG RAM, special mode for KS0078)
fcalzadas	9:2db641efba7e	334	// 0
fcalzadas	9:2db641efba7e	335
fcalzadas	9:2db641efba7e	336	_writeCommand(0x08 \| _function_x); // Ext Function set 0000 1 FW BW NW (Ext Regs)
fcalzadas	9:2db641efba7e	337	// FW=0 (5-dot font, special mode for KS0078)
fcalzadas	9:2db641efba7e	338	// BW=0 (Cur BW invert disable, special mode for KS0078)
fcalzadas	9:2db641efba7e	339	// NW=0 (1,2 Line), NW=1 (4 line, special mode for KS0078)
fcalzadas	9:2db641efba7e	340
fcalzadas	9:2db641efba7e	341	_writeCommand(0x10); // Scroll/Shift set 0001 DS/HS4 DS/HS3 DS/HS2 DS/HS1 (Ext Regs)
fcalzadas	9:2db641efba7e	342	// Dotscroll/Display shift enable (Special mode for KS0078)
fcalzadas	9:2db641efba7e	343
fcalzadas	9:2db641efba7e	344	_writeCommand(0x80); // Scroll Quantity set 1 0 SQ5 SQ4 SQ3 SQ2 SQ1 SQ0 (Ext Regs)
fcalzadas	9:2db641efba7e	345	// Scroll quantity (Special mode for KS0078)
fcalzadas	9:2db641efba7e	346
fcalzadas	9:2db641efba7e	347	_writeCommand(0x20 \| _function); // Function set 001 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	348	// DL=0 (4 bits bus), DL=1 (8 bits mode)
fcalzadas	9:2db641efba7e	349	// N=0 (1 line mode), N=1 (2 line mode)
fcalzadas	9:2db641efba7e	350	// RE=0 (Dis. Extended Regs, special mode for KS0078)
fcalzadas	9:2db641efba7e	351	// DH=1 (Disp shift enable/disable, special mode for KS0078)
fcalzadas	9:2db641efba7e	352	// REV=0 (Reverse/Normal, special mode for KS0078)
fcalzadas	9:2db641efba7e	353	break; // case KS0078 Controller
fcalzadas	9:2db641efba7e	354
fcalzadas	9:2db641efba7e	355	case ST7032_3V3:
fcalzadas	9:2db641efba7e	356	// ST7032 controller: Initialise Voltage booster for VLCD. VDD=3V3
fcalzadas	9:2db641efba7e	357	case ST7032_5V:
fcalzadas	9:2db641efba7e	358	// ST7032 controller: Disable Voltage booster for VLCD. VDD=5V
fcalzadas	9:2db641efba7e	359
fcalzadas	9:2db641efba7e	360	// Initialise Display configuration
fcalzadas	9:2db641efba7e	361	switch (_type) {
fcalzadas	9:2db641efba7e	362	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	363	case LCD8x2B: //8x2B is a special case of 16x1
fcalzadas	9:2db641efba7e	364	// case LCD12x1:
fcalzadas	9:2db641efba7e	365	case LCD16x1:
fcalzadas	9:2db641efba7e	366	// case LCD20x1:
fcalzadas	9:2db641efba7e	367	case LCD24x1:
fcalzadas	9:2db641efba7e	368	_function = 0x00; // FUNCTION SET 0 0 1 DL=0 (4 bit), N=0 (1-line display mode), F=0 (5*7dot), 0, IS
fcalzadas	9:2db641efba7e	369	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	370	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	371	break;
fcalzadas	9:2db641efba7e	372
fcalzadas	9:2db641efba7e	373	case LCD12x3D: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	374	case LCD12x3D1: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	375	case LCD12x4D: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	376	case LCD16x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	377	case LCD24x4D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	378	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	379	break;
fcalzadas	9:2db641efba7e	380
fcalzadas	9:2db641efba7e	381	default:
fcalzadas	9:2db641efba7e	382	// All other LCD types are initialised as 2 Line displays
fcalzadas	9:2db641efba7e	383	_function = 0x08; // FUNCTION SET 0 0 1 DL=0 (4 bit), N=1 (2-line display mode), F=0 (5*7dot), 0, IS
fcalzadas	9:2db641efba7e	384	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	385	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	386	break;
fcalzadas	9:2db641efba7e	387	} // switch type
fcalzadas	9:2db641efba7e	388
fcalzadas	9:2db641efba7e	389	// init special features
fcalzadas	9:2db641efba7e	390	_writeCommand(0x20 \| _function \| 0x01); // Set function, 0 0 1 DL N F 0 IS=1 Select Instr Set = 1
fcalzadas	9:2db641efba7e	391
fcalzadas	9:2db641efba7e	392	_writeCommand(0x1C); // Internal OSC frequency adjustment Framefreq=183HZ, Bias will be 1/4 (Instr Set=1)
fcalzadas	9:2db641efba7e	393
fcalzadas	9:2db641efba7e	394	_contrast = LCD_ST7032_CONTRAST;
fcalzadas	9:2db641efba7e	395	_writeCommand(0x70 \| (_contrast & 0x0F)); // Set Contrast Low bits, 0 1 1 1 C3 C2 C1 C0 (IS=1)
fcalzadas	9:2db641efba7e	396
fcalzadas	9:2db641efba7e	397
fcalzadas	9:2db641efba7e	398	if (_ctrl == ST7032_3V3) {
fcalzadas	9:2db641efba7e	399	// _icon_power = 0x04; // Icon display off, Booster circuit is turned on (IS=1)
fcalzadas	9:2db641efba7e	400	_icon_power = 0x0C; // Icon display on, Booster circuit is turned on (IS=1)
fcalzadas	9:2db641efba7e	401	// Saved to allow contrast change at later time
fcalzadas	9:2db641efba7e	402	}
fcalzadas	9:2db641efba7e	403	else {
fcalzadas	9:2db641efba7e	404	// _icon_power = 0x00; // Icon display off, Booster circuit is turned off (IS=1)
fcalzadas	9:2db641efba7e	405	_icon_power = 0x08; // Icon display on, Booster circuit is turned off (IS=1)
fcalzadas	9:2db641efba7e	406	// Saved to allow contrast change at later time
fcalzadas	9:2db641efba7e	407	}
fcalzadas	9:2db641efba7e	408	_writeCommand(0x50 \| _icon_power \| ((_contrast >> 4) & 0x03)); // Set Icon, Booster and Contrast High bits, 0 1 0 1 Ion Bon C5 C4 (IS=1)
fcalzadas	9:2db641efba7e	409	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	410
fcalzadas	9:2db641efba7e	411	_writeCommand(0x68 \| (LCD_ST7032_RAB & 0x07)); // Voltage follower, 0 1 1 0 FOn=1, Ampl ratio Rab2=1, Rab1=0, Rab0=0 (IS=1)
fcalzadas	9:2db641efba7e	412	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	413
fcalzadas	9:2db641efba7e	414	_writeCommand(0x20 \| _function); // Select Instruction Set = 0
fcalzadas	9:2db641efba7e	415
fcalzadas	9:2db641efba7e	416	break; // case ST7032_3V3 Controller
fcalzadas	9:2db641efba7e	417	// case ST7032_5V Controller
fcalzadas	9:2db641efba7e	418
fcalzadas	9:2db641efba7e	419	case ST7036_3V3:
fcalzadas	9:2db641efba7e	420	// ST7036 controller: Initialise Voltage booster for VLCD. VDD=3V3
fcalzadas	9:2db641efba7e	421	// Note: supports 1,2 (LCD_T_A) or 3 lines (LCD_T_G)
fcalzadas	9:2db641efba7e	422	case ST7036_5V:
fcalzadas	9:2db641efba7e	423	// ST7036 controller: Disable Voltage booster for VLCD. VDD=5V
fcalzadas	9:2db641efba7e	424	// Note: supports 1,2 (LCD_T_A) or 3 lines (LCD_T_G)
fcalzadas	9:2db641efba7e	425
fcalzadas	9:2db641efba7e	426	// Initialise Display configuration
fcalzadas	9:2db641efba7e	427	switch (_type) {
fcalzadas	9:2db641efba7e	428	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	429	case LCD8x2B: //8x2D is a special case of 16x1
fcalzadas	9:2db641efba7e	430	// case LCD12x1:
fcalzadas	9:2db641efba7e	431	case LCD16x1:
fcalzadas	9:2db641efba7e	432	case LCD24x1:
fcalzadas	9:2db641efba7e	433	_function = 0x00; // Set function, 0 0 1 DL=0 (4-bit Databus), N=0 (1 Line), DH=0 (5x7font), IS2, IS1 (Select Instruction Set)
fcalzadas	9:2db641efba7e	434	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	435	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	436
fcalzadas	9:2db641efba7e	437	_bias_lines = 0x04; // Bias: 1/5, 1 or 2-Lines LCD
fcalzadas	9:2db641efba7e	438	break;
fcalzadas	9:2db641efba7e	439
fcalzadas	9:2db641efba7e	440	// case LCD12x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	441	case LCD16x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	442	_function = 0x08; // Set function, 0 0 1 DL=0 (4-bit Databus), N=1 (2 Line), DH=0 (5x7font), IS2,IS1 (Select Instruction Set)
fcalzadas	9:2db641efba7e	443	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	444	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	445
fcalzadas	9:2db641efba7e	446	_bias_lines = 0x05; // Bias: 1/5, 3-Lines LCD
fcalzadas	9:2db641efba7e	447	break;
fcalzadas	9:2db641efba7e	448
fcalzadas	9:2db641efba7e	449	// case LCD12x3D1: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	450	// case LCD16x3D1: // Special mode for SSD1803
fcalzadas	9:2db641efba7e	451	case LCD12x4D: // Special mode for PCF2116
fcalzadas	9:2db641efba7e	452	case LCD24x4D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	453	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	454	break;
fcalzadas	9:2db641efba7e	455
fcalzadas	9:2db641efba7e	456	default:
fcalzadas	9:2db641efba7e	457	// All other LCD types are initialised as 2 Line displays (including LCD16x1C and LCD40x4)
fcalzadas	9:2db641efba7e	458	_function = 0x08; // Set function, 0 0 1 DL=0 (4-bit Databus), N=1 (2 Line), DH=0 (5x7font), IS2,IS1 (Select Instruction Set)
fcalzadas	9:2db641efba7e	459	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	460	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	461
fcalzadas	9:2db641efba7e	462	_bias_lines = 0x04; // Bias: 1/5, 1 or 2-Lines LCD
fcalzadas	9:2db641efba7e	463	break;
fcalzadas	9:2db641efba7e	464	} // switch type
fcalzadas	9:2db641efba7e	465
fcalzadas	9:2db641efba7e	466
fcalzadas	9:2db641efba7e	467	// init special features
fcalzadas	9:2db641efba7e	468	_writeCommand(0x20 \| _function \| 0x01); // Set function, IS2,IS1 = 01 (Select Instr Set = 1)
fcalzadas	9:2db641efba7e	469	_writeCommand(0x10 \| _bias_lines); // Set Bias and 1,2 or 3 lines (Instr Set 1)
fcalzadas	9:2db641efba7e	470
fcalzadas	9:2db641efba7e	471	_contrast = LCD_ST7036_CONTRAST;
fcalzadas	9:2db641efba7e	472	_writeCommand(0x70 \| (_contrast & 0x0F)); // Set Contrast, 0 1 1 1 C3 C2 C1 C0 (Instr Set 1)
fcalzadas	9:2db641efba7e	473
fcalzadas	9:2db641efba7e	474	if (_ctrl == ST7036_3V3) {
fcalzadas	9:2db641efba7e	475	_icon_power = 0x0C; // Set Icon, Booster, Contrast High bits, 0 1 0 1 Ion=1 Bon=1 C5 C4 (Instr Set 1)
fcalzadas	9:2db641efba7e	476	// _icon_power = 0x04; // Set Icon, Booster, Contrast High bits, 0 1 0 1 Ion=0 Bon=1 C5 C4 (Instr Set 1)
fcalzadas	9:2db641efba7e	477	// Saved to allow contrast change at later time
fcalzadas	9:2db641efba7e	478	}
fcalzadas	9:2db641efba7e	479	else {
fcalzadas	9:2db641efba7e	480	_icon_power = 0x08; // Set Icon, Booster, Contrast High bits, 0 1 0 1 Ion=1 Bon=0 C5 C4 (Instr Set 1)
fcalzadas	9:2db641efba7e	481	// _icon_power = 0x00; // Set Icon, Booster, Contrast High bits, 0 1 0 1 Ion=0 Bon=0 C5 C4 (Instr Set 1)
fcalzadas	9:2db641efba7e	482	}
fcalzadas	9:2db641efba7e	483
fcalzadas	9:2db641efba7e	484	_writeCommand(0x50 \| _icon_power \| ((_contrast >> 4) & 0x03)); // Set Contrast C5, C4 (Instr Set 1)
fcalzadas	9:2db641efba7e	485	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	486
fcalzadas	9:2db641efba7e	487	_writeCommand(0x68 \| (LCD_ST7036_RAB & 0x07)); // Voltagefollower On = 1, Ampl ratio Rab2, Rab1, Rab0 = 1 0 1 (Instr Set 1)
fcalzadas	9:2db641efba7e	488	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	489
fcalzadas	9:2db641efba7e	490	_writeCommand(0x20 \| _function); // Set function, IS2,IS1 = 00 (Select Instruction Set = 0)
fcalzadas	9:2db641efba7e	491
fcalzadas	9:2db641efba7e	492	break; // case ST7036_3V3 Controller
fcalzadas	9:2db641efba7e	493	// case ST7036_5V Controller
fcalzadas	9:2db641efba7e	494
fcalzadas	9:2db641efba7e	495	case ST7070:
fcalzadas	9:2db641efba7e	496	// Initialise Display configuration
fcalzadas	9:2db641efba7e	497	switch (_type) {
fcalzadas	9:2db641efba7e	498	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	499	case LCD8x2B: //8x2D is a special case of 16x1
fcalzadas	9:2db641efba7e	500	// case LCD12x1:
fcalzadas	9:2db641efba7e	501	case LCD16x1:
fcalzadas	9:2db641efba7e	502	case LCD24x1:
fcalzadas	9:2db641efba7e	503	_function = dl \| 0x00; // Set function, 0 0 1 DL=0 (4-bit Databus), N=0 (1 Line), EXT=0, x, x
fcalzadas	9:2db641efba7e	504	// Note: 4 bit mode is NOT ignored for native SPI !
fcalzadas	9:2db641efba7e	505	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	506	break;
fcalzadas	9:2db641efba7e	507
fcalzadas	9:2db641efba7e	508	// case LCD12x3D1: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	509	// case LCD16x3D1: // Special mode for SSD1803
fcalzadas	9:2db641efba7e	510	case LCD12x4D: // Special mode for PCF2116
fcalzadas	9:2db641efba7e	511	case LCD24x4D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	512	// case LCD12x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	513	case LCD16x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	514	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	515	break;
fcalzadas	9:2db641efba7e	516
fcalzadas	9:2db641efba7e	517	default:
fcalzadas	9:2db641efba7e	518	// All other LCD types are initialised as 2 Line displays (including LCD16x1C and LCD40x4)
fcalzadas	9:2db641efba7e	519	_function = dl \| 0x08; // Set function, 0 0 1 DL, N=1 (2 Line), EXT=0, x, x
fcalzadas	9:2db641efba7e	520	// Note: 4 bit mode is NOT ignored for native SPI !
fcalzadas	9:2db641efba7e	521	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	522	break;
fcalzadas	9:2db641efba7e	523	} // switch type
fcalzadas	9:2db641efba7e	524
fcalzadas	9:2db641efba7e	525	// _writeCommand(0x00); // NOP, make sure to sync SPI
fcalzadas	9:2db641efba7e	526
fcalzadas	9:2db641efba7e	527	// init special features
fcalzadas	9:2db641efba7e	528	_writeCommand(0x20 \| _function \| 0x04); // Set function, 0 0 1 DL N EXT=1 x x (Select Instr Set = 1)
fcalzadas	9:2db641efba7e	529
fcalzadas	9:2db641efba7e	530	_writeCommand(0x04 \| 0x00); // Set Bias resistors 0 0 0 0 0 1 Rb1,Rb0= 0 0 (Extern Res) (Instr Set 1)
fcalzadas	9:2db641efba7e	531
fcalzadas	9:2db641efba7e	532	_writeCommand(0x40 \| 0x00); // COM/SEG directions 0 1 0 0 C1, C2, S1, S2 (Instr Set 1)
fcalzadas	9:2db641efba7e	533	// C1=1: Com1-8 -> Com8-1; C2=1: Com9-16 -> Com16-9
fcalzadas	9:2db641efba7e	534	// S1=1: Seg1-40 -> Seg40-1; S2=1: Seg41-80 -> Seg80-41
fcalzadas	9:2db641efba7e	535
fcalzadas	9:2db641efba7e	536	_writeCommand(0x20 \| _function); // Set function, EXT=0 (Select Instr Set = 0)
fcalzadas	9:2db641efba7e	537
fcalzadas	9:2db641efba7e	538	break; // case ST7070 Controller
fcalzadas	9:2db641efba7e	539
fcalzadas	9:2db641efba7e	540	case SSD1803_3V3:
fcalzadas	9:2db641efba7e	541	// SSD1803 controller: Initialise Voltage booster for VLCD. VDD=3V3
fcalzadas	9:2db641efba7e	542	// Note: supports 1,2, 3 or 4 lines
fcalzadas	9:2db641efba7e	543	// case SSD1803_5V:
fcalzadas	9:2db641efba7e	544	// SSD1803 controller: No Voltage booster for VLCD. VDD=5V
fcalzadas	9:2db641efba7e	545
fcalzadas	9:2db641efba7e	546	// Initialise Display configuration
fcalzadas	9:2db641efba7e	547	switch (_type) {
fcalzadas	9:2db641efba7e	548	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	549	case LCD8x2B: //8x2D is a special case of 16x1
fcalzadas	9:2db641efba7e	550	// case LCD12x1:
fcalzadas	9:2db641efba7e	551	case LCD16x1:
fcalzadas	9:2db641efba7e	552	case LCD24x1:
fcalzadas	9:2db641efba7e	553	_function = 0x00; // Set function 0 0 1 DL N DH RE(0) IS
fcalzadas	9:2db641efba7e	554	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	555	// DL=0 4-bit Databus,
fcalzadas	9:2db641efba7e	556	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	557	// N=0 1 Line / 3 Line
fcalzadas	9:2db641efba7e	558	// DH=0 Double Height disable
fcalzadas	9:2db641efba7e	559	// IS=0
fcalzadas	9:2db641efba7e	560
fcalzadas	9:2db641efba7e	561	_function_1 = 0x02; // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	562	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	563	// DL=0 4-bit Databus,
fcalzadas	9:2db641efba7e	564	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	565	// N=0 1 Line / 3 Line
fcalzadas	9:2db641efba7e	566	// BE=0 Blink Enable off, special feature of SSD1803
fcalzadas	9:2db641efba7e	567	// REV=0 Reverse off, special feature of SSD1803
fcalzadas	9:2db641efba7e	568
fcalzadas	9:2db641efba7e	569	_lines = 0x00; // Ext function set 0 0 0 0 1 FW BW NW
fcalzadas	9:2db641efba7e	570	// NW=0 1-Line LCD (N=0)
fcalzadas	9:2db641efba7e	571	break;
fcalzadas	9:2db641efba7e	572
fcalzadas	9:2db641efba7e	573	case LCD12x3D: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	574	// case LCD12x3D1: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	575	case LCD16x3D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	576	// case LCD16x3D1: // Special mode for SSD1803
fcalzadas	9:2db641efba7e	577	// case LCD20x3D: // Special mode for SSD1803
fcalzadas	9:2db641efba7e	578	_function = 0x00; // Set function 0 0 1 DL N DH RE(0) IS
fcalzadas	9:2db641efba7e	579	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	580	// DL=0 4-bit Databus,
fcalzadas	9:2db641efba7e	581	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	582	// N=0 1 Line / 3 Line
fcalzadas	9:2db641efba7e	583	// DH=0 Double Height disable
fcalzadas	9:2db641efba7e	584	// IS=0
fcalzadas	9:2db641efba7e	585
fcalzadas	9:2db641efba7e	586	_function_1 = 0x02; // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	587	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	588	// DL=0 4-bit Databus,
fcalzadas	9:2db641efba7e	589	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	590	// N=0 1 Line / 3 Line
fcalzadas	9:2db641efba7e	591	// BE=0 Blink Enable off, special feature of SSD1803
fcalzadas	9:2db641efba7e	592	// REV=0 Reverse off, special feature of SSD1803
fcalzadas	9:2db641efba7e	593
fcalzadas	9:2db641efba7e	594	_lines = 0x00; // Ext function set 0 0 0 0 1 FW BW NW
fcalzadas	9:2db641efba7e	595	// NW=1 3-Line LCD (N=0)
fcalzadas	9:2db641efba7e	596	break;
fcalzadas	9:2db641efba7e	597
fcalzadas	9:2db641efba7e	598	case LCD20x4D: // Special mode for SSD1803
fcalzadas	9:2db641efba7e	599	_function = 0x08; // Set function 0 0 1 DL N DH RE(0) IS
fcalzadas	9:2db641efba7e	600	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	601	// DL=0 4-bit Databus,
fcalzadas	9:2db641efba7e	602	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	603	// N=1 4 Line
fcalzadas	9:2db641efba7e	604	// DH=0 Double Height disable
fcalzadas	9:2db641efba7e	605	// IS=0
fcalzadas	9:2db641efba7e	606
fcalzadas	9:2db641efba7e	607	_function_1 = 0x0A; // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	608	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	609	// DL=0 4-bit Databus,
fcalzadas	9:2db641efba7e	610	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	611	// N=1 4 Line
fcalzadas	9:2db641efba7e	612	// BE=0 Blink Enable off, special feature of SSD1803
fcalzadas	9:2db641efba7e	613	// REV=0 Reverse off, special feature of SSD1803
fcalzadas	9:2db641efba7e	614
fcalzadas	9:2db641efba7e	615	_lines = 0x01; // Ext function set 0 0 0 0 1 FW BW NW
fcalzadas	9:2db641efba7e	616	// NW=1 4-Line LCD (N=1)
fcalzadas	9:2db641efba7e	617	break;
fcalzadas	9:2db641efba7e	618
fcalzadas	9:2db641efba7e	619	case LCD16x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	620	case LCD24x4D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	621	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	622	break;
fcalzadas	9:2db641efba7e	623
fcalzadas	9:2db641efba7e	624	default:
fcalzadas	9:2db641efba7e	625	// All other LCD types are initialised as 2 Line displays (including LCD16x1C and LCD40x4)
fcalzadas	9:2db641efba7e	626	_function = 0x08; // Set function 0 0 1 DL N DH RE(0) IS
fcalzadas	9:2db641efba7e	627	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	628	// DL=0 4-bit Databus,
fcalzadas	9:2db641efba7e	629	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	630	// N=1 2 line / 4 Line
fcalzadas	9:2db641efba7e	631	// DH=0 Double Height disable
fcalzadas	9:2db641efba7e	632	// RE=0
fcalzadas	9:2db641efba7e	633	// IS=0
fcalzadas	9:2db641efba7e	634
fcalzadas	9:2db641efba7e	635	_function_1 = 0x0A; // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	636	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	637	// DL=0 4-bit Databus,
fcalzadas	9:2db641efba7e	638	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	639	// N=1 2 line / 4 Line
fcalzadas	9:2db641efba7e	640	// BE=0 Blink Enable off, special feature of SSD1803
fcalzadas	9:2db641efba7e	641	// RE=1
fcalzadas	9:2db641efba7e	642	// REV=0 Reverse off, special feature of SSD1803
fcalzadas	9:2db641efba7e	643
fcalzadas	9:2db641efba7e	644	_lines = 0x00; // Ext function set 0 0 0 0 1 FW BW NW
fcalzadas	9:2db641efba7e	645	// NW=0 2-Line LCD (N=1)
fcalzadas	9:2db641efba7e	646	break;
fcalzadas	9:2db641efba7e	647	} // switch type
fcalzadas	9:2db641efba7e	648
fcalzadas	9:2db641efba7e	649
fcalzadas	9:2db641efba7e	650	// init special features
fcalzadas	9:2db641efba7e	651	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	652	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	653
fcalzadas	9:2db641efba7e	654	_writeCommand(0x06); // Set ext entry mode, 0 0 0 0 0 1 BDC=1 COM1-32, BDS=0 SEG100-1 "Bottom View" (Ext Instr Set)
fcalzadas	9:2db641efba7e	655	// _writeCommand(0x05); // Set ext entry mode, 0 0 0 0 0 1 BDC=0 COM32-1, BDS=1 SEG1-100 "Top View" (Ext Instr Set)
fcalzadas	9:2db641efba7e	656	wait_ms(5); // Wait to ensure completion or SSD1803 fails to set Top/Bottom after reset..
fcalzadas	9:2db641efba7e	657
fcalzadas	9:2db641efba7e	658	_writeCommand(0x08 \| _lines); // Set ext function 0 0 0 0 1 FW BW NW 1,2,3 or 4 lines (Ext Instr Set)
fcalzadas	9:2db641efba7e	659
fcalzadas	9:2db641efba7e	660	_writeCommand(0x10); // Double Height and Bias, 0 0 0 1 UD2=0, UD1=0, BS1=0 Bias 1/5, DH=0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	661
fcalzadas	9:2db641efba7e	662	// _writeCommand(0x76); // Set TC Control, 0 1 1 1 0 1 1 0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	663	// _writeData(0x02); // Set TC data, 0 0 0 0 0 TC2,TC1,TC0 = 0 1 0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	664
fcalzadas	9:2db641efba7e	665	_writeCommand(0x20 \| _function \| 0x01); // Set function, 0 0 1 DL N DH RE(0) IS=1 Select Instruction Set 1
fcalzadas	9:2db641efba7e	666	// Select Std Instr set, Select IS=1
fcalzadas	9:2db641efba7e	667
fcalzadas	9:2db641efba7e	668	_contrast = LCD_SSD1_CONTRAST;
fcalzadas	9:2db641efba7e	669	_writeCommand(0x70 \| (_contrast & 0x0F)); // Set Contrast 0 1 1 1 C3, C2, C1, C0 (Instr Set 1)
fcalzadas	9:2db641efba7e	670
fcalzadas	9:2db641efba7e	671	// _icon_power = 0x04; // Icon off, Booster on (Instr Set 1)
fcalzadas	9:2db641efba7e	672	_icon_power = 0x0C; // Icon on, Booster on (Instr Set 1)
fcalzadas	9:2db641efba7e	673	// Saved to allow contrast change at later time
fcalzadas	9:2db641efba7e	674	_writeCommand(0x50 \| _icon_power \| ((_contrast >> 4) & 0x03)); // Set Power, Icon and Contrast, 0 1 0 1 Ion Bon C5 C4 (Instr Set 1)
fcalzadas	9:2db641efba7e	675	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	676
fcalzadas	9:2db641efba7e	677	_writeCommand(0x68 \| (LCD_SSD1_RAB & 0x07)); // Set Voltagefollower 0 1 1 0 Don = 1, Ampl ratio Rab2, Rab1, Rab0 = 1 1 0 (Instr Set 1)
fcalzadas	9:2db641efba7e	678	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	679
fcalzadas	9:2db641efba7e	680	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	681	// Select Extended Instruction Set 1
fcalzadas	9:2db641efba7e	682	_writeCommand(0x10); // Shift/Scroll enable, 0 0 0 1 DS4/HS4 DS3/HS3 DS2/HS2 DS1/HS1 (Ext Instr Set 1)
fcalzadas	9:2db641efba7e	683
fcalzadas	9:2db641efba7e	684
fcalzadas	9:2db641efba7e	685	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	686	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	687
fcalzadas	9:2db641efba7e	688	break; // case SSD1803 Controller
fcalzadas	9:2db641efba7e	689
fcalzadas	9:2db641efba7e	690
fcalzadas	9:2db641efba7e	691	// Note1: The PCF21XX family of controllers has several types that dont have an onboard voltage generator for V-LCD.
fcalzadas	9:2db641efba7e	692	// You must supply this LCD voltage externally and not try to enable VGen.
fcalzadas	9:2db641efba7e	693	// Note2: The early versions of PCF2116 controllers (eg PCF2116C) can not generate sufficiently negative voltage for the LCD at a VDD of 3V3.
fcalzadas	9:2db641efba7e	694	// You must supply this voltage externally and not enable VGen or you must use a higher VDD (e.g. 5V) and enable VGen.
fcalzadas	9:2db641efba7e	695	// More recent versions of the controller (eg PCF2116K) have an improved VGen that will work with 3V3.
fcalzadas	9:2db641efba7e	696	// Note3: See datasheet, PCF2116 and other types provide a V0 pin to control the LCD contrast voltage that is provided by VGen. This pins allows
fcalzadas	9:2db641efba7e	697	// contrast control similar to that of pin 3 on the standard 14pin LCD module connector.
fcalzadas	9:2db641efba7e	698	// You can disable VGen by connecting Vo to VDD. VLCD will then be used directly as LCD voltage.
fcalzadas	9:2db641efba7e	699	// Note4: PCF2113 and PCF2119 are different wrt to VLCD generator! There is no V0 pin. The contrast voltage is software controlled by setting the VA and VB registers.
fcalzadas	9:2db641efba7e	700	// Vgen is automatically switched off when the contrast voltage VA or VB is set to 0x00. Note that certain limits apply to allowed values for VA and VB.
fcalzadas	9:2db641efba7e	701	// Note5: See datasheet, members of the PCF21XX family support different numbers of rows/columns. Not all can support 3 or 4 rows.
fcalzadas	9:2db641efba7e	702	// Note6: See datasheet, the PCF21XX-C and PCF21XX-K use a non-standard character set. This may result is strange looking text when not corrected..
fcalzadas	9:2db641efba7e	703
fcalzadas	9:2db641efba7e	704	case PCF2103_3V3:
fcalzadas	9:2db641efba7e	705	// PCF2103 controller: No Voltage generator for VLCD, VDD=3V3..5V, VLCD input controls contrast voltage.
fcalzadas	9:2db641efba7e	706	// Initialise Display configuration
fcalzadas	9:2db641efba7e	707	switch (_type) {
fcalzadas	9:2db641efba7e	708	case LCD24x1:
fcalzadas	9:2db641efba7e	709	_function = 0x00; //FUNCTION SET 0 0 1 DL=0 4-bit, 0, M=0 1-line/24 chars display mode, 0, H=0
fcalzadas	9:2db641efba7e	710	//Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	711	break;
fcalzadas	9:2db641efba7e	712
fcalzadas	9:2db641efba7e	713	// case LCD12x1D: //Special mode for PCF21XX, Only top line used
fcalzadas	9:2db641efba7e	714	case LCD12x2:
fcalzadas	9:2db641efba7e	715	_function = 0x04; //FUNCTION SET 0 0 1 DL=0 4-bit, 0, M=1 2-line/12 chars display mode, 0, H=0
fcalzadas	9:2db641efba7e	716	//Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	717	break;
fcalzadas	9:2db641efba7e	718
fcalzadas	9:2db641efba7e	719	default:
fcalzadas	9:2db641efba7e	720	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	721	break;
fcalzadas	9:2db641efba7e	722
fcalzadas	9:2db641efba7e	723	} // switch type
fcalzadas	9:2db641efba7e	724
fcalzadas	9:2db641efba7e	725	_writeCommand(0x20 \| _function \| 0x01); // Set function, Select Instr Set = 1
fcalzadas	9:2db641efba7e	726	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	727
fcalzadas	9:2db641efba7e	728	// Note: Display from GA628 shows 12 chars. This is actually the right half of a 24x1 display. The commons have been connected in reverse order.
fcalzadas	9:2db641efba7e	729	_writeCommand(0x05); // Display Conf Set 0000 0, 1, P=0, Q=1 (Instr. Set 1)
fcalzadas	9:2db641efba7e	730
fcalzadas	9:2db641efba7e	731	_writeCommand(0x02); // Screen Config 0000 001, L=0 (Instr. Set 1)
fcalzadas	9:2db641efba7e	732	_writeCommand(0x08); // ICON Conf 0000 1, IM=0 (Char mode), IB=0 (no Icon blink), 0 (Instr. Set 1)
fcalzadas	9:2db641efba7e	733
fcalzadas	9:2db641efba7e	734	_writeCommand(0x20 \| _function); // Set function, Select Instr Set = 0
fcalzadas	9:2db641efba7e	735
fcalzadas	9:2db641efba7e	736	#if(0)
fcalzadas	9:2db641efba7e	737	// Select CG RAM
fcalzadas	9:2db641efba7e	738	_writeCommand(0x40); //Set CG-RAM address, 8 sequential locations needed per UDC
fcalzadas	9:2db641efba7e	739	// Store UDC/Icon pattern:
fcalzadas	9:2db641efba7e	740	// 3 x 8 rows x 5 bits = 120 bits for Normal pattern (UDC 0..2) and
fcalzadas	9:2db641efba7e	741	// 3 x 8 rows x 5 bits = 120 bits for Blink pattern (UDC 4..6)
fcalzadas	9:2db641efba7e	742	for (int i=0; i<(8 * 8); i++) {
fcalzadas	9:2db641efba7e	743	// _writeData(0x1F); // All On
fcalzadas	9:2db641efba7e	744	_writeData(0x00); // All Off
fcalzadas	9:2db641efba7e	745	}
fcalzadas	9:2db641efba7e	746	#endif
fcalzadas	9:2db641efba7e	747	break; // case PCF2103_3V3 Controller
fcalzadas	9:2db641efba7e	748
fcalzadas	9:2db641efba7e	749	case PCF2113_3V3:
fcalzadas	9:2db641efba7e	750	// PCF2113 controller: Initialise Voltage booster for VLCD. VDD=3V3. VA and VB control contrast.
fcalzadas	9:2db641efba7e	751	// Initialise Display configuration
fcalzadas	9:2db641efba7e	752	switch (_type) {
fcalzadas	9:2db641efba7e	753	// case LCD12x1:
fcalzadas	9:2db641efba7e	754	// _function = 0x02; // FUNCTION SET 0 0 1 DL=0 4 bit, 0, M=0 1-line/12 chars display mode, SL=1, IS=0
fcalzadas	9:2db641efba7e	755	// Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	756	case LCD24x1:
fcalzadas	9:2db641efba7e	757	_function = 0x00; // FUNCTION SET 0 0 1 DL=0 4 bit, 0, M=0 1-line/24 chars display mode, SL=0, IS=0
fcalzadas	9:2db641efba7e	758	// Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	759	break;
fcalzadas	9:2db641efba7e	760
fcalzadas	9:2db641efba7e	761	case LCD12x2:
fcalzadas	9:2db641efba7e	762	_function = 0x04; // FUNCTION SET 0 0 1 DL=0 4 bit, 0, M=1 2-line/12 chars display mode, SL=0, IS=0
fcalzadas	9:2db641efba7e	763	break;
fcalzadas	9:2db641efba7e	764
fcalzadas	9:2db641efba7e	765	default:
fcalzadas	9:2db641efba7e	766	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	767	break;
fcalzadas	9:2db641efba7e	768
fcalzadas	9:2db641efba7e	769	} // switch type
fcalzadas	9:2db641efba7e	770
fcalzadas	9:2db641efba7e	771	// Init special features
fcalzadas	9:2db641efba7e	772	_writeCommand(0x20 \| _function \| 0x01); // Set function, Select Instr Set = 1
fcalzadas	9:2db641efba7e	773
fcalzadas	9:2db641efba7e	774	_writeCommand(0x04); // Display Conf Set 0000 0, 1, P=0, Q=0 (Instr. Set 1)
fcalzadas	9:2db641efba7e	775	_writeCommand(0x10); // Temp Compensation Set 0001 0, 0, TC1=0, TC2=0 (Instr. Set 1)
fcalzadas	9:2db641efba7e	776	// _writeCommand(0x42); // HV GEN 0100 S1=1, S2=0 (2x multiplier) (Instr. Set 1)
fcalzadas	9:2db641efba7e	777	_writeCommand(0x40 \| (LCD_PCF2_S12 & 0x03)); // HV Gen 0100 S1=1, S2=0 (2x multiplier) (Instr. Set 1)
fcalzadas	9:2db641efba7e	778
fcalzadas	9:2db641efba7e	779	_contrast = LCD_PCF2_CONTRAST;
fcalzadas	9:2db641efba7e	780	_writeCommand(0x80 \| 0x00 \| (_contrast & 0x3F)); // VLCD_set (Instr. Set 1) 1, V=0, VA=contrast
fcalzadas	9:2db641efba7e	781	_writeCommand(0x80 \| 0x40 \| (_contrast & 0x3F)); // VLCD_set (Instr. Set 1) 1, V=1, VB=contrast
fcalzadas	9:2db641efba7e	782	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	783
fcalzadas	9:2db641efba7e	784	_writeCommand(0x02); // Screen Config 0000 001, L=0 (Instr. Set 1)
fcalzadas	9:2db641efba7e	785	_writeCommand(0x08); // ICON Conf 0000 1, IM=0 (Char mode), IB=0 (no icon blink) DM=0 (no direct mode) (Instr. Set 1)
fcalzadas	9:2db641efba7e	786
fcalzadas	9:2db641efba7e	787	_writeCommand(0x20 \| _function); // Set function, Select Instr Set = 0
fcalzadas	9:2db641efba7e	788
fcalzadas	9:2db641efba7e	789	break; // case PCF2113_3V3 Controller
fcalzadas	9:2db641efba7e	790
fcalzadas	9:2db641efba7e	791
fcalzadas	9:2db641efba7e	792	// case PCF2113_5V:
fcalzadas	9:2db641efba7e	793	// PCF2113 controller: No Voltage generator for VLCD. VDD=5V. Contrast voltage controlled by VA or VB.
fcalzadas	9:2db641efba7e	794	//@TODO
fcalzadas	9:2db641efba7e	795
fcalzadas	9:2db641efba7e	796
fcalzadas	9:2db641efba7e	797	case PCF2116_3V3:
fcalzadas	9:2db641efba7e	798	// PCF2116 controller: Voltage generator for VLCD. VDD=5V. V0 controls contrast voltage.
fcalzadas	9:2db641efba7e	799	// Initialise Display configuration
fcalzadas	9:2db641efba7e	800	switch (_type) {
fcalzadas	9:2db641efba7e	801	// case LCD12x1:
fcalzadas	9:2db641efba7e	802	// case LCD12x2:
fcalzadas	9:2db641efba7e	803	case LCD24x1:
fcalzadas	9:2db641efba7e	804	_writeCommand(0x22); //FUNCTION SET 0 0 1 DL=0 4-bit, N=0/M=0 1-line/24 chars display mode, G=1 Vgen on, 0
fcalzadas	9:2db641efba7e	805	//Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	806	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	807	break;
fcalzadas	9:2db641efba7e	808
fcalzadas	9:2db641efba7e	809	case LCD12x3D: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	810	case LCD12x3D1: // Special mode for PCF21XX
fcalzadas	9:2db641efba7e	811	case LCD12x4D: // Special mode for PCF21XX:
fcalzadas	9:2db641efba7e	812	_writeCommand(0x2E); //FUNCTION SET 0 0 1 DL=0 4-bit, N=1/M=1 4-line/12 chars display mode, G=1 VGen on, 0
fcalzadas	9:2db641efba7e	813	//Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	814	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	815	break;
fcalzadas	9:2db641efba7e	816
fcalzadas	9:2db641efba7e	817	case LCD24x2:
fcalzadas	9:2db641efba7e	818	_writeCommand(0x2A); //FUNCTION SET 0 0 1 DL=0 4-bit, N=1/M=0 2-line/24 chars display mode, G=1 VGen on, 0
fcalzadas	9:2db641efba7e	819	//Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	820	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	821	break;
fcalzadas	9:2db641efba7e	822
fcalzadas	9:2db641efba7e	823	default:
fcalzadas	9:2db641efba7e	824	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	825	break;
fcalzadas	9:2db641efba7e	826
fcalzadas	9:2db641efba7e	827	} // switch type
fcalzadas	9:2db641efba7e	828
fcalzadas	9:2db641efba7e	829	break; // case PCF2116_3V3 Controller
fcalzadas	9:2db641efba7e	830
fcalzadas	9:2db641efba7e	831
fcalzadas	9:2db641efba7e	832	//Experimental for cellphone 3-line display, SA=0x74, No Ack supported, Character set C or K, DL = 8 bit, N=0,M=1 (reserved mode !!), external VLCD -2V5
fcalzadas	9:2db641efba7e	833	//@TODO
fcalzadas	9:2db641efba7e	834	case PCF2116_5V:
fcalzadas	9:2db641efba7e	835	// PCF2116 controller: No Voltage generator for VLCD. VDD=5V. V0 controls contrast voltage.
fcalzadas	9:2db641efba7e	836	// Initialise Display configuration
fcalzadas	9:2db641efba7e	837	switch (_type) {
fcalzadas	9:2db641efba7e	838	// case LCD12x1:
fcalzadas	9:2db641efba7e	839	// case LCD12x2:
fcalzadas	9:2db641efba7e	840	// case LCD24x1:
fcalzadas	9:2db641efba7e	841	// _writeCommand(0x20); //FUNCTION SET 0 0 1 DL=0 4-bit, N=0/M=0 1-line/24 chars display mode, G=0 no Vgen, 0
fcalzadas	9:2db641efba7e	842	//Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	843	// wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	844	// break;
fcalzadas	9:2db641efba7e	845
fcalzadas	9:2db641efba7e	846	case LCD12x3D: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	847	case LCD12x3D1: // Special mode for PCF21XX
fcalzadas	9:2db641efba7e	848	case LCD12x4D: // Special mode for PCF21XX:
fcalzadas	9:2db641efba7e	849	// _writeCommand(0x34); //FUNCTION SET 8 bit, N=0/M=1 4-line/12 chars display mode OK
fcalzadas	9:2db641efba7e	850	// _writeCommand(0x24); //FUNCTION SET 4 bit, N=0/M=1 4-line/12 chars display mode OK
fcalzadas	9:2db641efba7e	851	_writeCommand(0x2C); //FUNCTION SET 0 0 1 DL=0 4-bit, N=1/M=1 4-line/12 chars display mode, G=0 no Vgen, 0 OK
fcalzadas	9:2db641efba7e	852	//Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	853	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	854	break;
fcalzadas	9:2db641efba7e	855
fcalzadas	9:2db641efba7e	856	// case LCD24x2:
fcalzadas	9:2db641efba7e	857	// _writeCommand(0x28); //FUNCTION SET 4 bit, N=1/M=0 2-line/24 chars display mode
fcalzadas	9:2db641efba7e	858	//Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	859	// wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	860	// break;
fcalzadas	9:2db641efba7e	861
fcalzadas	9:2db641efba7e	862	default:
fcalzadas	9:2db641efba7e	863	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	864	break;
fcalzadas	9:2db641efba7e	865
fcalzadas	9:2db641efba7e	866	} // switch type
fcalzadas	9:2db641efba7e	867
fcalzadas	9:2db641efba7e	868	break; // case PCF2116_5V Controller
fcalzadas	9:2db641efba7e	869
fcalzadas	9:2db641efba7e	870	case PCF2119_3V3:
fcalzadas	9:2db641efba7e	871	// PCF2119 controller: Initialise Voltage booster for VLCD. VDD=3V3. VA and VB control contrast.
fcalzadas	9:2db641efba7e	872	// Note1: See datasheet, the PCF2119 supports icons and provides separate constrast control for Icons and characters.
fcalzadas	9:2db641efba7e	873	// Note2: Vgen is switched off when the contrast voltage VA or VB is set to 0x00.
fcalzadas	9:2db641efba7e	874
fcalzadas	9:2db641efba7e	875	//POR or Hardware Reset should be applied
fcalzadas	9:2db641efba7e	876	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	877
fcalzadas	9:2db641efba7e	878	// Initialise Display configuration
fcalzadas	9:2db641efba7e	879	switch (_type) {
fcalzadas	9:2db641efba7e	880	case LCD8x1:
fcalzadas	9:2db641efba7e	881	// case LCD12x1:
fcalzadas	9:2db641efba7e	882	case LCD16x1:
fcalzadas	9:2db641efba7e	883	_function = 0x02; // FUNCTION SET 0 0 1 DL=0 4-bit, 0 , M=0 1-line/16 chars display mode, SL=1
fcalzadas	9:2db641efba7e	884	// Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	885	break;
fcalzadas	9:2db641efba7e	886
fcalzadas	9:2db641efba7e	887	case LCD24x1:
fcalzadas	9:2db641efba7e	888	// case LCD32x1:
fcalzadas	9:2db641efba7e	889	_function = 0x00; // FUNCTION SET 0 0 1 DL=0 4-bit, 0 , M=0 1-line/32 chars display mode, SL=0
fcalzadas	9:2db641efba7e	890	// Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	891	break;
fcalzadas	9:2db641efba7e	892
fcalzadas	9:2db641efba7e	893	case LCD8x2:
fcalzadas	9:2db641efba7e	894	// case LCD12x2:
fcalzadas	9:2db641efba7e	895	case LCD16x2:
fcalzadas	9:2db641efba7e	896	_function = 0x04; // FUNCTION SET 0 0 1 DL=0 4-bit, 0, M=1 2-line/16 chars display mode, SL=0
fcalzadas	9:2db641efba7e	897	// Note: 4 bit mode is ignored for I2C mode
fcalzadas	9:2db641efba7e	898	break;
fcalzadas	9:2db641efba7e	899
fcalzadas	9:2db641efba7e	900	default:
fcalzadas	9:2db641efba7e	901	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	902	break;
fcalzadas	9:2db641efba7e	903
fcalzadas	9:2db641efba7e	904	} // switch type
fcalzadas	9:2db641efba7e	905
fcalzadas	9:2db641efba7e	906	// Init special features
fcalzadas	9:2db641efba7e	907	_writeCommand(0x20 \| _function \| 0x01); // Set function, Select Instruction Set = 1
fcalzadas	9:2db641efba7e	908
fcalzadas	9:2db641efba7e	909	_writeCommand(0x04); // DISP CONF SET (Instr. Set 1) 0000, 0, 1, P=0, Q=0
fcalzadas	9:2db641efba7e	910	_writeCommand(0x10); // TEMP CTRL SET (Instr. Set 1) 0001, 0, 0, TC1=0, TC2=0
fcalzadas	9:2db641efba7e	911	// _writeCommand(0x42); // HV GEN (Instr. Set 1) 0100, 0, 0, S1=1, S2=0 (2x multiplier)
fcalzadas	9:2db641efba7e	912	_writeCommand(0x40 \| (LCD_PCF2_S12 & 0x03)); // HV GEN (Instr. Set 1) 0100, 0, 0, S1=1, S2=0 (2x multiplier)
fcalzadas	9:2db641efba7e	913
fcalzadas	9:2db641efba7e	914	_contrast = LCD_PCF2_CONTRAST;
fcalzadas	9:2db641efba7e	915	_writeCommand(0x80 \| 0x00 \| (_contrast & 0x3F)); // VLCD_set (Instr. Set 1) V=0, VA=contrast
fcalzadas	9:2db641efba7e	916	_writeCommand(0x80 \| 0x40 \| (_contrast & 0x3F)); // VLCD_set (Instr. Set 1) V=1, VB=contrast
fcalzadas	9:2db641efba7e	917	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	918
fcalzadas	9:2db641efba7e	919	_writeCommand(0x02); // SCRN CONF (Instr. Set 1) L=0
fcalzadas	9:2db641efba7e	920	_writeCommand(0x08); // ICON CONF (Instr. Set 1) IM=0 (Char mode) IB=0 (no icon blink) DM=0 (no direct mode)
fcalzadas	9:2db641efba7e	921
fcalzadas	9:2db641efba7e	922	_writeCommand(0x20 \| _function); // Select Instruction Set = 0
fcalzadas	9:2db641efba7e	923
fcalzadas	9:2db641efba7e	924	break; // case PCF2119_3V3 Controller
fcalzadas	9:2db641efba7e	925
fcalzadas	9:2db641efba7e	926	// case PCF2119_5V:
fcalzadas	9:2db641efba7e	927	// PCF2119 controller: No Voltage booster for VLCD. VDD=3V3. VA and VB control contrast.
fcalzadas	9:2db641efba7e	928	// Note1: See datasheet, the PCF2119 supports icons and provides separate constrast control for Icons and characters.
fcalzadas	9:2db641efba7e	929	// Note2: Vgen is switched off when the contrast voltage VA or VB is set to 0x00.
fcalzadas	9:2db641efba7e	930	//@TODO
fcalzadas	9:2db641efba7e	931
fcalzadas	9:2db641efba7e	932	case WS0010:
fcalzadas	9:2db641efba7e	933	// WS0010 OLED controller: Initialise DC/DC Voltage converter for LEDs
fcalzadas	9:2db641efba7e	934	// Note1: Identical to RS0010
fcalzadas	9:2db641efba7e	935	// Note2: supports 1 or 2 lines (and 16x100 graphics)
fcalzadas	9:2db641efba7e	936	// supports 4 fonts (English/Japanese (default), Western European-I, English/Russian, Western European-II)
fcalzadas	9:2db641efba7e	937	// Cursor/Disp shift set 0001 SC RL 0 0
fcalzadas	9:2db641efba7e	938	//
fcalzadas	9:2db641efba7e	939	// Mode and Power set 0001 GC PWR 1 1
fcalzadas	9:2db641efba7e	940	// GC = 0 (Graph Mode=1, Char Mode=0)
fcalzadas	9:2db641efba7e	941	// PWR = 1 (DC/DC On/Off)
fcalzadas	9:2db641efba7e	942
fcalzadas	9:2db641efba7e	943	//@Todo: This may be needed to enable a warm reboot
fcalzadas	9:2db641efba7e	944	//_writeCommand(0x13); // Char mode, DC/DC off
fcalzadas	9:2db641efba7e	945	//wait_ms(10); // Wait 10ms to ensure powered down
fcalzadas	9:2db641efba7e	946	_writeCommand(0x17); // Char mode, DC/DC on
fcalzadas	9:2db641efba7e	947	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	948
fcalzadas	9:2db641efba7e	949	// Initialise Display configuration
fcalzadas	9:2db641efba7e	950	switch (_type) {
fcalzadas	9:2db641efba7e	951	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	952	case LCD8x2B: //8x2B is a special case of 16x1
fcalzadas	9:2db641efba7e	953	// case LCD12x1:
fcalzadas	9:2db641efba7e	954	case LCD16x1:
fcalzadas	9:2db641efba7e	955	case LCD24x1:
fcalzadas	9:2db641efba7e	956	_writeCommand(0x20); // Function set 001 DL N F FT1 FT0
fcalzadas	9:2db641efba7e	957	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	958	// N=0 (1 line)
fcalzadas	9:2db641efba7e	959	// F=0 (5x7 dots font)
fcalzadas	9:2db641efba7e	960	// FT=00 (00 = Engl/Jap, 01 = WestEur1, 10 = Engl/Russian, 11 = WestEur2
fcalzadas	9:2db641efba7e	961	break;
fcalzadas	9:2db641efba7e	962
fcalzadas	9:2db641efba7e	963	case LCD12x3D: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	964	case LCD12x3D1: // Special mode for PCF21XX
fcalzadas	9:2db641efba7e	965	case LCD12x4D: // Special mode for PCF21XX:
fcalzadas	9:2db641efba7e	966	case LCD16x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	967	case LCD24x4D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	968	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	969	break;
fcalzadas	9:2db641efba7e	970
fcalzadas	9:2db641efba7e	971	default:
fcalzadas	9:2db641efba7e	972	// All other LCD types are initialised as 2 Line displays (including LCD16x1C and LCD40x4)
fcalzadas	9:2db641efba7e	973	_writeCommand(0x28); // Function set 001 DL N F FT1 FT0
fcalzadas	9:2db641efba7e	974	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	975	// N=1 (2 lines)
fcalzadas	9:2db641efba7e	976	// F=0 (5x7 dots font)
fcalzadas	9:2db641efba7e	977	// FT=00 (00 = Engl/Jap, 01 = WestEur1, 10 = Engl/Russian, 11 = WestEur2
fcalzadas	9:2db641efba7e	978
fcalzadas	9:2db641efba7e	979	break;
fcalzadas	9:2db641efba7e	980	} // switch type
fcalzadas	9:2db641efba7e	981
fcalzadas	9:2db641efba7e	982	break; // case WS0010 Controller
fcalzadas	9:2db641efba7e	983
fcalzadas	9:2db641efba7e	984
fcalzadas	9:2db641efba7e	985	case US2066_3V3:
fcalzadas	9:2db641efba7e	986	// US2066/SSD1311 OLED controller, Initialise for VDD=3V3
fcalzadas	9:2db641efba7e	987	// Note: supports 1,2, 3 or 4 lines
fcalzadas	9:2db641efba7e	988	// case USS2066_5V:
fcalzadas	9:2db641efba7e	989	// US2066 controller, VDD=5V
fcalzadas	9:2db641efba7e	990
fcalzadas	9:2db641efba7e	991	// Initialise Display configuration
fcalzadas	9:2db641efba7e	992	switch (_type) {
fcalzadas	9:2db641efba7e	993	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	994	case LCD8x2B: //8x2D is a special case of 16x1
fcalzadas	9:2db641efba7e	995	// case LCD12x1:
fcalzadas	9:2db641efba7e	996	case LCD16x1:
fcalzadas	9:2db641efba7e	997	// case LCD20x1:
fcalzadas	9:2db641efba7e	998	_function = 0x00; // Set function 0 0 1 X N DH RE(0) IS
fcalzadas	9:2db641efba7e	999	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	1000	// DL=X bit is ignored for US2066. Uses hardwired pins instead
fcalzadas	9:2db641efba7e	1001	// N=0 1 Line / 3 Line
fcalzadas	9:2db641efba7e	1002	// DH=0 Double Height disable
fcalzadas	9:2db641efba7e	1003	// IS=0
fcalzadas	9:2db641efba7e	1004
fcalzadas	9:2db641efba7e	1005	_function_1 = 0x02; // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	1006	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	1007	// DL=X bit is ignored for US2066. Uses hardwired pins instead
fcalzadas	9:2db641efba7e	1008	// N=0 1 Line / 3 Line
fcalzadas	9:2db641efba7e	1009	// BE=0 Blink Enable off, special feature of SSD1803, US2066
fcalzadas	9:2db641efba7e	1010	// REV=0 Reverse off, special feature of SSD1803, US2066
fcalzadas	9:2db641efba7e	1011
fcalzadas	9:2db641efba7e	1012	_lines = 0x00; // Ext function set 0 0 0 0 1 FW BW NW
fcalzadas	9:2db641efba7e	1013	// NW=0 1-Line LCD (N=0)
fcalzadas	9:2db641efba7e	1014	break;
fcalzadas	9:2db641efba7e	1015
fcalzadas	9:2db641efba7e	1016	case LCD16x1C:
fcalzadas	9:2db641efba7e	1017	case LCD8x2:
fcalzadas	9:2db641efba7e	1018	case LCD16x2:
fcalzadas	9:2db641efba7e	1019	case LCD20x2:
fcalzadas	9:2db641efba7e	1020	_function = 0x08; // Set function 0 0 1 X N DH RE(0) IS
fcalzadas	9:2db641efba7e	1021	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	1022	// DL=X bit is ignored for US2066. Uses hardwired pins instead
fcalzadas	9:2db641efba7e	1023	// N=1 2 line / 4 Line
fcalzadas	9:2db641efba7e	1024	// DH=0 Double Height disable
fcalzadas	9:2db641efba7e	1025	// IS=0
fcalzadas	9:2db641efba7e	1026
fcalzadas	9:2db641efba7e	1027	_function_1 = 0x0A; // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	1028	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	1029	// DL=X bit is ignored for US2066. Uses hardwired pins instead
fcalzadas	9:2db641efba7e	1030	// N=1 2 line / 4 Line
fcalzadas	9:2db641efba7e	1031	// BE=0 Blink Enable off, special feature of SSD1803, US2066
fcalzadas	9:2db641efba7e	1032	// REV=0 Reverse off, special feature of SSD1803, US2066
fcalzadas	9:2db641efba7e	1033
fcalzadas	9:2db641efba7e	1034	_lines = 0x00; // Ext function set 0 0 0 0 1 FW BW NW
fcalzadas	9:2db641efba7e	1035	// NW=0 2-Line LCD (N=1)
fcalzadas	9:2db641efba7e	1036	break;
fcalzadas	9:2db641efba7e	1037
fcalzadas	9:2db641efba7e	1038	case LCD12x3D: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	1039	// case LCD12x3D1: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	1040	case LCD16x3D: // Special mode for KS0078, SSD1803 and US2066
fcalzadas	9:2db641efba7e	1041	// case LCD16x3D1: // Special mode for SSD1803, US2066
fcalzadas	9:2db641efba7e	1042	// case LCD20x3D: // Special mode for SSD1803, US2066
fcalzadas	9:2db641efba7e	1043	_function = 0x00; // Set function 0 0 1 X N DH RE(0) IS
fcalzadas	9:2db641efba7e	1044	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	1045	// DL=X bit is ignored for US2066. Uses hardwired pins instead
fcalzadas	9:2db641efba7e	1046	// N=0 1 Line / 3 Line
fcalzadas	9:2db641efba7e	1047	// DH=0 Double Height disable
fcalzadas	9:2db641efba7e	1048	// IS=0
fcalzadas	9:2db641efba7e	1049
fcalzadas	9:2db641efba7e	1050	_function_1 = 0x02; // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	1051	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	1052	// DL=X bit is ignored for US2066. Uses hardwired pins instead
fcalzadas	9:2db641efba7e	1053	// N=0 1 Line / 3 Line
fcalzadas	9:2db641efba7e	1054	// BE=0 Blink Enable off, special feature of SSD1803, US2066
fcalzadas	9:2db641efba7e	1055	// REV=0 Reverse off, special feature of SSD1803, US2066
fcalzadas	9:2db641efba7e	1056
fcalzadas	9:2db641efba7e	1057	_lines = 0x00; // Ext function set 0 0 0 0 1 FW BW NW
fcalzadas	9:2db641efba7e	1058	// NW=1 3-Line LCD (N=0)
fcalzadas	9:2db641efba7e	1059	break;
fcalzadas	9:2db641efba7e	1060
fcalzadas	9:2db641efba7e	1061	case LCD20x4D: // Special mode for SSD1803, US2066
fcalzadas	9:2db641efba7e	1062	_function = 0x08; // Set function 0 0 1 X N DH RE(0) IS
fcalzadas	9:2db641efba7e	1063	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	1064	// DL=X bit is ignored for US2066. Uses hardwired pins instead
fcalzadas	9:2db641efba7e	1065	// N=1 2 line / 4 Line
fcalzadas	9:2db641efba7e	1066	// DH=0 Double Height disable
fcalzadas	9:2db641efba7e	1067	// IS=0
fcalzadas	9:2db641efba7e	1068
fcalzadas	9:2db641efba7e	1069	_function_1 = 0x0A; // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	1070	// Saved to allow switch between Instruction sets at later time
fcalzadas	9:2db641efba7e	1071	// DL=0 bit is ignored for US2066. Uses hardwired pins instead
fcalzadas	9:2db641efba7e	1072	// N=1 2 line / 4 Line
fcalzadas	9:2db641efba7e	1073	// BE=0 Blink Enable off, special feature of SSD1803, US2066
fcalzadas	9:2db641efba7e	1074	// REV=0 Reverse off, special feature of SSD1803, US2066
fcalzadas	9:2db641efba7e	1075
fcalzadas	9:2db641efba7e	1076	_lines = 0x01; // Ext function set 0 0 0 0 1 FW BW NW
fcalzadas	9:2db641efba7e	1077	// NW=1 4-Line LCD (N=1)
fcalzadas	9:2db641efba7e	1078	break;
fcalzadas	9:2db641efba7e	1079
fcalzadas	9:2db641efba7e	1080	// case LCD24x1:
fcalzadas	9:2db641efba7e	1081	// case LCD16x3G: // Special mode for ST7036
fcalzadas	9:2db641efba7e	1082	// case LCD24x4D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	1083	default:
fcalzadas	9:2db641efba7e	1084	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	1085	break;
fcalzadas	9:2db641efba7e	1086
fcalzadas	9:2db641efba7e	1087	} // switch type
fcalzadas	9:2db641efba7e	1088
fcalzadas	9:2db641efba7e	1089	_writeCommand(0x00); // NOP, make sure to sync SPI
fcalzadas	9:2db641efba7e	1090
fcalzadas	9:2db641efba7e	1091	// init special features
fcalzadas	9:2db641efba7e	1092	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	1093	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	1094
fcalzadas	9:2db641efba7e	1095	_writeCommand(0x71); // Function Select A: 0 1 1 1 0 0 0 1 (Ext Instr Set)
fcalzadas	9:2db641efba7e	1096	_writeData(0x00); // Disable Internal VDD
fcalzadas	9:2db641efba7e	1097
fcalzadas	9:2db641efba7e	1098	_writeCommand(0x79); // Function Select OLED: 0 1 1 1 1 0 0 1 (Ext Instr Set)
fcalzadas	9:2db641efba7e	1099
fcalzadas	9:2db641efba7e	1100	_writeCommand(0xD5); // Display Clock Divide Ratio: 1 1 0 1 0 1 0 1 (Ext Instr Set, OLED Instr Set)
fcalzadas	9:2db641efba7e	1101	_writeCommand(0x70); // Display Clock Divide Ratio value: 0 1 1 1 0 0 0 0 (Ext Instr Set, OLED Instr Set)
fcalzadas	9:2db641efba7e	1102
fcalzadas	9:2db641efba7e	1103	_writeCommand(0x78); // Function Disable OLED: 0 1 1 1 1 0 0 0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	1104
fcalzadas	9:2db641efba7e	1105	// _writeCommand(0x06); // Set ext entry mode, 0 0 0 0 0 1 BDC=1 COM1-32, BDS=0 SEG100-1 "Bottom View" (Ext Instr Set)
fcalzadas	9:2db641efba7e	1106	_writeCommand(0x05); // Set ext entry mode, 0 0 0 0 0 1 BDC=0 COM32-1, BDS=1 SEG1-100 "Top View" (Ext Instr Set)
fcalzadas	9:2db641efba7e	1107
fcalzadas	9:2db641efba7e	1108	_writeCommand(0x08 \| _lines); // Set ext function 0 0 0 0 1 FW BW NW 1,2,3 or 4 lines (Ext Instr Set)
fcalzadas	9:2db641efba7e	1109
fcalzadas	9:2db641efba7e	1110	// _writeCommand(0x1C); // Double Height, 0 0 0 1 UD2=1, UD1=1, X, DH'=0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	1111	// // Default
fcalzadas	9:2db641efba7e	1112
fcalzadas	9:2db641efba7e	1113	_writeCommand(0x72); // Function Select B: 0 1 1 1 0 0 1 0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	1114	_writeData(0x01); // Select ROM A (CGRAM 8, CGROM 248)
fcalzadas	9:2db641efba7e	1115
fcalzadas	9:2db641efba7e	1116	_writeCommand(0x79); // Function Select OLED: 0 1 1 1 1 0 0 1 (Ext Instr Set)
fcalzadas	9:2db641efba7e	1117
fcalzadas	9:2db641efba7e	1118	_writeCommand(0xDA); // Set Segm Pins Config: 1 1 0 1 1 0 1 0 (Ext Instr Set, OLED)
fcalzadas	9:2db641efba7e	1119	_writeCommand(0x10); // Set Segm Pins Config value: Altern Odd/Even, Disable Remap (Ext Instr Set, OLED)
fcalzadas	9:2db641efba7e	1120
fcalzadas	9:2db641efba7e	1121	_writeCommand(0xDC); // Function Select C: 1 1 0 1 1 1 0 0 (Ext Instr Set, OLED)
fcalzadas	9:2db641efba7e	1122	// _writeCommand(0x00); // Set internal VSL, GPIO pin HiZ (always read low)
fcalzadas	9:2db641efba7e	1123	_writeCommand(0x80); // Set external VSL, GPIO pin HiZ (always read low)
fcalzadas	9:2db641efba7e	1124
fcalzadas	9:2db641efba7e	1125	_contrast = LCD_US20_CONTRAST;
fcalzadas	9:2db641efba7e	1126	_writeCommand(0x81); // Set Contrast Control: 1 0 0 0 0 0 0 1 (Ext Instr Set, OLED)
fcalzadas	9:2db641efba7e	1127	_writeCommand((_contrast << 2) \| 0x03); // Set Contrast Value: 8 bits, use 6 bits for compatibility
fcalzadas	9:2db641efba7e	1128
fcalzadas	9:2db641efba7e	1129	_writeCommand(0xD9); // Set Phase Length: 1 1 0 1 1 0 0 1 (Ext Instr Set, OLED)
fcalzadas	9:2db641efba7e	1130	_writeCommand(0xF1); // Set Phase Length Value:
fcalzadas	9:2db641efba7e	1131
fcalzadas	9:2db641efba7e	1132	_writeCommand(0xDB); // Set VCOMH Deselect Lvl: 1 1 0 1 1 0 1 1 (Ext Instr Set, OLED)
fcalzadas	9:2db641efba7e	1133	_writeCommand(0x30); // Set VCOMH Deselect Value: 0.83 x VCC
fcalzadas	9:2db641efba7e	1134
fcalzadas	9:2db641efba7e	1135	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	1136
fcalzadas	9:2db641efba7e	1137	//Test Fade/Blinking. Hard Blink on/off, No fade in/out ??
fcalzadas	9:2db641efba7e	1138	// _writeCommand(0x23); // Set (Ext Instr Set, OLED)
fcalzadas	9:2db641efba7e	1139	// _writeCommand(0x3F); // Set interval 128 frames
fcalzadas	9:2db641efba7e	1140	//End Test Blinking
fcalzadas	9:2db641efba7e	1141
fcalzadas	9:2db641efba7e	1142	_writeCommand(0x78); // Function Disable OLED: 0 1 1 1 1 0 0 0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	1143
fcalzadas	9:2db641efba7e	1144	_writeCommand(0x20 \| _function \| 0x01); // Set function, 0 0 1 X N DH RE(0) IS=1 Select Instruction Set 1
fcalzadas	9:2db641efba7e	1145	// Select Std Instr set, Select IS=1
fcalzadas	9:2db641efba7e	1146
fcalzadas	9:2db641efba7e	1147	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	1148	// Select Ext Instr Set, IS=1
fcalzadas	9:2db641efba7e	1149	_writeCommand(0x10); // Shift/Scroll enable, 0 0 0 1 DS4/HS4 DS3/HS3 DS2/HS2 DS1/HS1 (Ext Instr Set, IS=1)
fcalzadas	9:2db641efba7e	1150
fcalzadas	9:2db641efba7e	1151	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	1152	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	1153	break; // case US2066/SSD1311 Controller
fcalzadas	9:2db641efba7e	1154
fcalzadas	9:2db641efba7e	1155	//not yet tested on hardware
fcalzadas	9:2db641efba7e	1156	case PT6314 :
fcalzadas	9:2db641efba7e	1157	// Initialise Display configuration
fcalzadas	9:2db641efba7e	1158	switch (_type) {
fcalzadas	9:2db641efba7e	1159	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	1160	case LCD8x2B: //8x2B is a special case of 16x1
fcalzadas	9:2db641efba7e	1161	// case LCD12x1:
fcalzadas	9:2db641efba7e	1162	case LCD16x1:
fcalzadas	9:2db641efba7e	1163	case LCD20x1:
fcalzadas	9:2db641efba7e	1164	case LCD24x1:
fcalzadas	9:2db641efba7e	1165	_function = 0x00; // Function set 001 DL N X BR1 BR0
fcalzadas	9:2db641efba7e	1166	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	1167	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	1168	// N=0 (1 line)
fcalzadas	9:2db641efba7e	1169	// X
fcalzadas	9:2db641efba7e	1170	// BR1=0 (2 significant bits for brightness
fcalzadas	9:2db641efba7e	1171	// BR0=0
fcalzadas	9:2db641efba7e	1172	// 0x0 = 100%
fcalzadas	9:2db641efba7e	1173	// 0x1 = 75%
fcalzadas	9:2db641efba7e	1174	// 0x2 = 50%
fcalzadas	9:2db641efba7e	1175	// 0x3 = 25%
fcalzadas	9:2db641efba7e	1176
fcalzadas	9:2db641efba7e	1177	break;
fcalzadas	9:2db641efba7e	1178
fcalzadas	9:2db641efba7e	1179	// All other valid LCD types are initialised as 2 Line displays
fcalzadas	9:2db641efba7e	1180	case LCD8x2:
fcalzadas	9:2db641efba7e	1181	case LCD16x2:
fcalzadas	9:2db641efba7e	1182	case LCD20x2:
fcalzadas	9:2db641efba7e	1183	case LCD24x2:
fcalzadas	9:2db641efba7e	1184	_function = 0x08; // Function set 001 DL N X BR1 BR2
fcalzadas	9:2db641efba7e	1185	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	1186	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	1187	// N=1 (2 lines)
fcalzadas	9:2db641efba7e	1188	// X
fcalzadas	9:2db641efba7e	1189	// BR1=0 (2 significant bits for brightness
fcalzadas	9:2db641efba7e	1190	// BR0=0
fcalzadas	9:2db641efba7e	1191	break;
fcalzadas	9:2db641efba7e	1192
fcalzadas	9:2db641efba7e	1193	default:
fcalzadas	9:2db641efba7e	1194	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	1195	break;
fcalzadas	9:2db641efba7e	1196	} // switch type
fcalzadas	9:2db641efba7e	1197
fcalzadas	9:2db641efba7e	1198	_contrast = LCD_PT63_CONTRAST;
fcalzadas	9:2db641efba7e	1199	_writeCommand(0x20 \| _function \| ((~_contrast) >> 4)); // Invert and shift to use 2 MSBs
fcalzadas	9:2db641efba7e	1200	break; // case PT6314 Controller (VFD)
fcalzadas	9:2db641efba7e	1201
fcalzadas	9:2db641efba7e	1202	case ST7066_ACM: // ST7066 4/8 bit, I2C on ACM1602 using a PIC
fcalzadas	9:2db641efba7e	1203	default:
fcalzadas	9:2db641efba7e	1204	// Devices fully compatible to HD44780 that do not use any DC/DC Voltage converters but external VLCD, no icons etc
fcalzadas	9:2db641efba7e	1205
fcalzadas	9:2db641efba7e	1206	// Initialise Display configuration
fcalzadas	9:2db641efba7e	1207	switch (_type) {
fcalzadas	9:2db641efba7e	1208	case LCD8x1: //8x1 is a regular 1 line display
fcalzadas	9:2db641efba7e	1209	case LCD8x2B: //8x2B is a special case of 16x1
fcalzadas	9:2db641efba7e	1210	// case LCD12x1:
fcalzadas	9:2db641efba7e	1211	case LCD16x1:
fcalzadas	9:2db641efba7e	1212	// case LCD20x1:
fcalzadas	9:2db641efba7e	1213	case LCD24x1:
fcalzadas	9:2db641efba7e	1214	// case LCD40x1:
fcalzadas	9:2db641efba7e	1215	_function = 0x00; // Function set 001 DL N F - -
fcalzadas	9:2db641efba7e	1216	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	1217	// N=0 (1 line)
fcalzadas	9:2db641efba7e	1218	// F=0 (5x7 dots font)
fcalzadas	9:2db641efba7e	1219	break;
fcalzadas	9:2db641efba7e	1220
fcalzadas	9:2db641efba7e	1221	case LCD12x3D: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	1222	case LCD12x3D1: // Special mode for KS0078 and PCF21XX
fcalzadas	9:2db641efba7e	1223	case LCD12x4D: // Special mode for KS0078 and PCF21XX:
fcalzadas	9:2db641efba7e	1224	case LCD16x3D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	1225	// case LCD16x3D1: // Special mode for KS0078
fcalzadas	9:2db641efba7e	1226	// case LCD24x3D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	1227	// case LCD24x3D1: // Special mode for KS0078
fcalzadas	9:2db641efba7e	1228	case LCD24x4D: // Special mode for KS0078
fcalzadas	9:2db641efba7e	1229	error("Error: LCD Controller type does not support this Display type\n\r");
fcalzadas	9:2db641efba7e	1230	break;
fcalzadas	9:2db641efba7e	1231
fcalzadas	9:2db641efba7e	1232	// All other LCD types are initialised as 2 Line displays (including LCD16x1C and LCD40x4)
fcalzadas	9:2db641efba7e	1233	default:
fcalzadas	9:2db641efba7e	1234	_function = 0x08; // Function set 001 DL N F - -
fcalzadas	9:2db641efba7e	1235	// DL=0 (4 bits bus)
fcalzadas	9:2db641efba7e	1236	// Note: 4 bit mode is ignored for native SPI and I2C devices
fcalzadas	9:2db641efba7e	1237	// N=1 (2 lines)
fcalzadas	9:2db641efba7e	1238	// F=0 (5x7 dots font, only option for 2 line display)
fcalzadas	9:2db641efba7e	1239	// - (Don't care)
fcalzadas	9:2db641efba7e	1240	break;
fcalzadas	9:2db641efba7e	1241	} // switch type
fcalzadas	9:2db641efba7e	1242
fcalzadas	9:2db641efba7e	1243	_writeCommand(0x20 \| _function);
fcalzadas	9:2db641efba7e	1244	break; // case default Controller
fcalzadas	9:2db641efba7e	1245
fcalzadas	9:2db641efba7e	1246	} // switch Controller specific initialisations
fcalzadas	9:2db641efba7e	1247
fcalzadas	9:2db641efba7e	1248	// Controller general initialisations
fcalzadas	9:2db641efba7e	1249	// _writeCommand(0x01); // cls, and set cursor to 0
fcalzadas	9:2db641efba7e	1250	// wait_ms(10); // The CLS command takes 1.64 ms.
fcalzadas	9:2db641efba7e	1251	// // Since we are not using the Busy flag, Lets be safe and take 10 ms
fcalzadas	9:2db641efba7e	1252
fcalzadas	9:2db641efba7e	1253	_writeCommand(0x02); // Return Home
fcalzadas	9:2db641efba7e	1254	// Cursor Home, DDRAM Address to Origin
fcalzadas	9:2db641efba7e	1255
fcalzadas	9:2db641efba7e	1256	_writeCommand(0x06); // Entry Mode 0000 0 1 I/D S
fcalzadas	9:2db641efba7e	1257	// Cursor Direction and Display Shift
fcalzadas	9:2db641efba7e	1258	// I/D=1 (Cur incr)
fcalzadas	9:2db641efba7e	1259	// S=0 (No display shift)
fcalzadas	9:2db641efba7e	1260
fcalzadas	9:2db641efba7e	1261	_writeCommand(0x14); // Cursor or Display shift 0001 S/C R/L x x
fcalzadas	9:2db641efba7e	1262	// S/C=0 Cursor moves
fcalzadas	9:2db641efba7e	1263	// R/L=1 Right
fcalzadas	9:2db641efba7e	1264	//
fcalzadas	9:2db641efba7e	1265
fcalzadas	9:2db641efba7e	1266	// _writeCommand(0x0C); // Display Ctrl 0000 1 D C B
fcalzadas	9:2db641efba7e	1267	// // Display On, Cursor Off, Blink Off
fcalzadas	9:2db641efba7e	1268
fcalzadas	9:2db641efba7e	1269	setCursor(CurOff_BlkOff);
fcalzadas	9:2db641efba7e	1270	setMode(DispOn);
fcalzadas	9:2db641efba7e	1271	}
fcalzadas	9:2db641efba7e	1272
fcalzadas	9:2db641efba7e	1273
fcalzadas	9:2db641efba7e	1274	/** Clear the screen, Cursor home.
fcalzadas	9:2db641efba7e	1275	*/
fcalzadas	9:2db641efba7e	1276	void TextLCD_Base::cls() {
fcalzadas	9:2db641efba7e	1277
fcalzadas	9:2db641efba7e	1278	// Select and configure second LCD controller when needed
fcalzadas	9:2db641efba7e	1279	if(_type==LCD40x4) {
fcalzadas	9:2db641efba7e	1280	_ctrl_idx=_LCDCtrl_1; // Select 2nd controller
fcalzadas	9:2db641efba7e	1281
fcalzadas	9:2db641efba7e	1282	// Second LCD controller Cursor always Off
fcalzadas	9:2db641efba7e	1283	_setCursorAndDisplayMode(_currentMode, CurOff_BlkOff);
fcalzadas	9:2db641efba7e	1284
fcalzadas	9:2db641efba7e	1285	// Second LCD controller Clearscreen
fcalzadas	9:2db641efba7e	1286	_writeCommand(0x01); // cls, and set cursor to 0
fcalzadas	9:2db641efba7e	1287	wait_ms(10); // The CLS command takes 1.64 ms.
fcalzadas	9:2db641efba7e	1288	// Since we are not using the Busy flag, Lets be safe and take 10 ms
fcalzadas	9:2db641efba7e	1289
fcalzadas	9:2db641efba7e	1290	_ctrl_idx=_LCDCtrl_0; // Select primary controller
fcalzadas	9:2db641efba7e	1291	}
fcalzadas	9:2db641efba7e	1292
fcalzadas	9:2db641efba7e	1293	// Primary LCD controller Clearscreen
fcalzadas	9:2db641efba7e	1294	_writeCommand(0x01); // cls, and set cursor to 0
fcalzadas	9:2db641efba7e	1295	wait_ms(10); // The CLS command takes 1.64 ms.
fcalzadas	9:2db641efba7e	1296	// Since we are not using the Busy flag, Lets be safe and take 10 ms
fcalzadas	9:2db641efba7e	1297
fcalzadas	9:2db641efba7e	1298	// Restore cursormode on primary LCD controller when needed
fcalzadas	9:2db641efba7e	1299	if(_type==LCD40x4) {
fcalzadas	9:2db641efba7e	1300	_setCursorAndDisplayMode(_currentMode,_currentCursor);
fcalzadas	9:2db641efba7e	1301	}
fcalzadas	9:2db641efba7e	1302
fcalzadas	9:2db641efba7e	1303	setAddress(0, 0); // Reset Cursor location
fcalzadas	9:2db641efba7e	1304	// Note: This is needed because some displays (eg PCF21XX) don't use line 0 in the '3 Line' mode.
fcalzadas	9:2db641efba7e	1305	}
fcalzadas	9:2db641efba7e	1306
fcalzadas	9:2db641efba7e	1307	/** Locate cursor to a screen column and row
fcalzadas	9:2db641efba7e	1308	*
fcalzadas	9:2db641efba7e	1309	* @param column The horizontal position from the left, indexed from 0
fcalzadas	9:2db641efba7e	1310	* @param row The vertical position from the top, indexed from 0
fcalzadas	9:2db641efba7e	1311	*/
fcalzadas	9:2db641efba7e	1312	void TextLCD_Base::locate(int column, int row) {
fcalzadas	9:2db641efba7e	1313
fcalzadas	9:2db641efba7e	1314	// setAddress() does all the heavy lifting:
fcalzadas	9:2db641efba7e	1315	// check column and row sanity,
fcalzadas	9:2db641efba7e	1316	// switch controllers for LCD40x4 if needed
fcalzadas	9:2db641efba7e	1317	// switch cursor for LCD40x4 if needed
fcalzadas	9:2db641efba7e	1318	// set the new memory address to show cursor at correct location
fcalzadas	9:2db641efba7e	1319	setAddress(column, row);
fcalzadas	9:2db641efba7e	1320	}
fcalzadas	9:2db641efba7e	1321
fcalzadas	9:2db641efba7e	1322
fcalzadas	9:2db641efba7e	1323	/** Write a single character (Stream implementation)
fcalzadas	9:2db641efba7e	1324	*/
fcalzadas	9:2db641efba7e	1325	int TextLCD_Base::_putc(int value) {
fcalzadas	9:2db641efba7e	1326	int addr;
fcalzadas	9:2db641efba7e	1327
fcalzadas	9:2db641efba7e	1328	if (value == '\n') {
fcalzadas	9:2db641efba7e	1329	//No character to write
fcalzadas	9:2db641efba7e	1330
fcalzadas	9:2db641efba7e	1331	//Update Cursor
fcalzadas	9:2db641efba7e	1332	_column = 0;
fcalzadas	9:2db641efba7e	1333	_row++;
fcalzadas	9:2db641efba7e	1334	if (_row >= rows()) {
fcalzadas	9:2db641efba7e	1335	_row = 0;
fcalzadas	9:2db641efba7e	1336	}
simon	1:ac48b187213c	1337	}
fcalzadas	9:2db641efba7e	1338	else {
fcalzadas	9:2db641efba7e	1339	//Character to write
fcalzadas	9:2db641efba7e	1340	#if (LCD_DEFAULT_FONT == 1)
fcalzadas	9:2db641efba7e	1341	_writeData(value);
fcalzadas	9:2db641efba7e	1342	#else
fcalzadas	9:2db641efba7e	1343	_writeData(ASCII_2_LCD(value));
fcalzadas	9:2db641efba7e	1344	#endif
fcalzadas	9:2db641efba7e	1345	//Update Cursor
fcalzadas	9:2db641efba7e	1346	_column++;
fcalzadas	9:2db641efba7e	1347	if (_column >= columns()) {
simon	1:ac48b187213c	1348	_column = 0;
simon	1:ac48b187213c	1349	_row++;
simon	1:ac48b187213c	1350	if (_row >= rows()) {
fcalzadas	9:2db641efba7e	1351	_row = 0;
simon	1:ac48b187213c	1352	}
fcalzadas	9:2db641efba7e	1353	}
fcalzadas	9:2db641efba7e	1354	} //else
fcalzadas	9:2db641efba7e	1355
fcalzadas	9:2db641efba7e	1356	//Set next memoryaddress, make sure cursor blinks at next location
fcalzadas	9:2db641efba7e	1357	addr = getAddress(_column, _row);
fcalzadas	9:2db641efba7e	1358	_writeCommand(0x80 \| addr);
fcalzadas	9:2db641efba7e	1359
simon	1:ac48b187213c	1360	return value;
simon	1:ac48b187213c	1361	}
simon	1:ac48b187213c	1362
fcalzadas	9:2db641efba7e	1363
fcalzadas	9:2db641efba7e	1364	// get a single character (Stream implementation)
fcalzadas	9:2db641efba7e	1365	int TextLCD_Base::_getc() {
simon	1:ac48b187213c	1366	return -1;
simon	1:ac48b187213c	1367	}
simon	1:ac48b187213c	1368
fcalzadas	9:2db641efba7e	1369	/** Convert ASCII character code to the LCD fonttable code
fcalzadas	9:2db641efba7e	1370	*
fcalzadas	9:2db641efba7e	1371	* @param c The character to write to the display
fcalzadas	9:2db641efba7e	1372	* @return The character code for the specific fonttable of the controller
fcalzadas	9:2db641efba7e	1373	*/
fcalzadas	9:2db641efba7e	1374	int TextLCD_Base::ASCII_2_LCD (int c) {
fcalzadas	9:2db641efba7e	1375
fcalzadas	9:2db641efba7e	1376	//LCD_C_FT0 is default for HD44780 and compatible series
fcalzadas	9:2db641efba7e	1377	if (_font == LCD_C_FT0) return c;
fcalzadas	9:2db641efba7e	1378
fcalzadas	9:2db641efba7e	1379	//LCD_C_FT1 for PCF21XXC series
fcalzadas	9:2db641efba7e	1380	//Used code from Suga koubou library for PCF2119
fcalzadas	9:2db641efba7e	1381	if (((c >= ' ') && (c <= '?')) \|\| ((c >= 'A') && (c <= 'Z')) \|\| ((c >= 'a') && (c <= 'z'))) {
fcalzadas	9:2db641efba7e	1382	c \|= 0x80;
fcalzadas	9:2db641efba7e	1383	} else if (c >= 0xf0 && c <= 0xff) {
fcalzadas	9:2db641efba7e	1384	c &= 0x0f;
fcalzadas	9:2db641efba7e	1385	}
fcalzadas	9:2db641efba7e	1386	return c;
fcalzadas	9:2db641efba7e	1387
fcalzadas	9:2db641efba7e	1388	//LCD_C_FT2 ...
fcalzadas	9:2db641efba7e	1389	//@TODO add more, eg cyrillic
fcalzadas	9:2db641efba7e	1390	//@TODO add method to switch between fonts for controllers that support this
fcalzadas	9:2db641efba7e	1391	}
fcalzadas	9:2db641efba7e	1392
fcalzadas	9:2db641efba7e	1393
fcalzadas	9:2db641efba7e	1394	#if(LCD_PRINTF != 1)
fcalzadas	9:2db641efba7e	1395	/** Write a character to the LCD
fcalzadas	9:2db641efba7e	1396	*
fcalzadas	9:2db641efba7e	1397	* @param c The character to write to the display
fcalzadas	9:2db641efba7e	1398	*/
fcalzadas	9:2db641efba7e	1399	int TextLCD_Base::putc(int c){
fcalzadas	9:2db641efba7e	1400	return _putc(c);
fcalzadas	9:2db641efba7e	1401	}
fcalzadas	9:2db641efba7e	1402
fcalzadas	9:2db641efba7e	1403
fcalzadas	9:2db641efba7e	1404	/** Write a raw string to the LCD
fcalzadas	9:2db641efba7e	1405	*
fcalzadas	9:2db641efba7e	1406	* @param string text, may be followed by variables to emulate formatting the string.
fcalzadas	9:2db641efba7e	1407	* However, printf formatting is NOT supported and variables will be ignored!
fcalzadas	9:2db641efba7e	1408	*/
fcalzadas	9:2db641efba7e	1409	int TextLCD_Base::printf(const char* text, ...) {
fcalzadas	9:2db641efba7e	1410
fcalzadas	9:2db641efba7e	1411	while (*text !=0) {
fcalzadas	9:2db641efba7e	1412	_putc(*text);
fcalzadas	9:2db641efba7e	1413	text++;
fcalzadas	9:2db641efba7e	1414	}
fcalzadas	9:2db641efba7e	1415	return 0;
fcalzadas	9:2db641efba7e	1416	}
fcalzadas	9:2db641efba7e	1417	#endif
fcalzadas	9:2db641efba7e	1418
fcalzadas	9:2db641efba7e	1419
fcalzadas	9:2db641efba7e	1420	// Write a nibble using the 4-bit interface
fcalzadas	9:2db641efba7e	1421	void TextLCD_Base::_writeNibble(int value) {
fcalzadas	9:2db641efba7e	1422
fcalzadas	9:2db641efba7e	1423	// Enable is Low
fcalzadas	9:2db641efba7e	1424	this->_setEnable(true);
fcalzadas	9:2db641efba7e	1425	this->_setData(value); // Low nibble
fcalzadas	9:2db641efba7e	1426	wait_us(1); // Data setup time
fcalzadas	9:2db641efba7e	1427	this->_setEnable(false);
fcalzadas	9:2db641efba7e	1428	wait_us(1); // Datahold time
fcalzadas	9:2db641efba7e	1429	// Enable is Low
fcalzadas	9:2db641efba7e	1430	}
fcalzadas	9:2db641efba7e	1431
fcalzadas	9:2db641efba7e	1432	// Write a byte using the 4-bit interface
fcalzadas	9:2db641efba7e	1433	void TextLCD_Base::_writeByte(int value) {
fcalzadas	9:2db641efba7e	1434
fcalzadas	9:2db641efba7e	1435	// Enable is Low
fcalzadas	9:2db641efba7e	1436	this->_setEnable(true);
fcalzadas	9:2db641efba7e	1437	this->_setData(value >> 4); // High nibble
fcalzadas	9:2db641efba7e	1438	wait_us(1); // Data setup time
fcalzadas	9:2db641efba7e	1439	this->_setEnable(false);
fcalzadas	9:2db641efba7e	1440	wait_us(1); // Data hold time
fcalzadas	9:2db641efba7e	1441
fcalzadas	9:2db641efba7e	1442	this->_setEnable(true);
fcalzadas	9:2db641efba7e	1443	this->_setData(value); // Low nibble
fcalzadas	9:2db641efba7e	1444	wait_us(1); // Data setup time
fcalzadas	9:2db641efba7e	1445	this->_setEnable(false);
fcalzadas	9:2db641efba7e	1446	wait_us(1); // Datahold time
fcalzadas	9:2db641efba7e	1447
fcalzadas	9:2db641efba7e	1448	// Enable is Low
fcalzadas	9:2db641efba7e	1449	}
fcalzadas	9:2db641efba7e	1450
fcalzadas	9:2db641efba7e	1451	// Write a command byte to the LCD controller
fcalzadas	9:2db641efba7e	1452	void TextLCD_Base::_writeCommand(int command) {
fcalzadas	9:2db641efba7e	1453
fcalzadas	9:2db641efba7e	1454	this->_setRS(false);
fcalzadas	9:2db641efba7e	1455	wait_us(1); // Data setup time for RS
fcalzadas	9:2db641efba7e	1456
fcalzadas	9:2db641efba7e	1457	this->_writeByte(command);
fcalzadas	9:2db641efba7e	1458	wait_us(40); // most instructions take 40us
fcalzadas	9:2db641efba7e	1459	}
fcalzadas	9:2db641efba7e	1460
fcalzadas	9:2db641efba7e	1461	// Write a data byte to the LCD controller
fcalzadas	9:2db641efba7e	1462	void TextLCD_Base::_writeData(int data) {
fcalzadas	9:2db641efba7e	1463
fcalzadas	9:2db641efba7e	1464	this->_setRS(true);
fcalzadas	9:2db641efba7e	1465	wait_us(1); // Data setup time for RS
fcalzadas	9:2db641efba7e	1466
fcalzadas	9:2db641efba7e	1467	this->_writeByte(data);
fcalzadas	9:2db641efba7e	1468	wait_us(40); // data writes take 40us
fcalzadas	9:2db641efba7e	1469	}
fcalzadas	9:2db641efba7e	1470
fcalzadas	9:2db641efba7e	1471
fcalzadas	9:2db641efba7e	1472	// This replaces the original _address() method.
fcalzadas	9:2db641efba7e	1473	// It is confusing since it returns the memoryaddress or-ed with the set memorycommand 0x80.
fcalzadas	9:2db641efba7e	1474	// Left it in here for compatibility with older code. New applications should use getAddress() instead.
fcalzadas	9:2db641efba7e	1475	int TextLCD_Base::_address(int column, int row) {
fcalzadas	9:2db641efba7e	1476	return 0x80 \| getAddress(column, row);
simon	1:ac48b187213c	1477	}
simon	1:ac48b187213c	1478
fcalzadas	9:2db641efba7e	1479
fcalzadas	9:2db641efba7e	1480	// This is new method to return the memory address based on row, column and displaytype.
fcalzadas	9:2db641efba7e	1481	//
fcalzadas	9:2db641efba7e	1482	/** Return the memoryaddress of screen column and row location
fcalzadas	9:2db641efba7e	1483	*
fcalzadas	9:2db641efba7e	1484	* @param column The horizontal position from the left, indexed from 0
fcalzadas	9:2db641efba7e	1485	* @param row The vertical position from the top, indexed from 0
fcalzadas	9:2db641efba7e	1486	* @return The memoryaddress of screen column and row location
fcalzadas	9:2db641efba7e	1487	*
fcalzadas	9:2db641efba7e	1488	*/
fcalzadas	9:2db641efba7e	1489	int TextLCD_Base::getAddress(int column, int row) {
fcalzadas	9:2db641efba7e	1490
fcalzadas	9:2db641efba7e	1491	switch (_addr_mode) {
fcalzadas	9:2db641efba7e	1492
fcalzadas	9:2db641efba7e	1493	case LCD_T_A:
fcalzadas	9:2db641efba7e	1494	//Default addressing mode for 1, 2 and 4 rows (except 40x4)
fcalzadas	9:2db641efba7e	1495	//The two available rows are split and stacked on top of eachother. Addressing for 3rd and 4th line continues where lines 1 and 2 were split.
fcalzadas	9:2db641efba7e	1496	//Displays top rows when less than four are used.
fcalzadas	9:2db641efba7e	1497	switch (row) {
fcalzadas	9:2db641efba7e	1498	case 0:
fcalzadas	9:2db641efba7e	1499	return 0x00 + column;
fcalzadas	9:2db641efba7e	1500	case 1:
fcalzadas	9:2db641efba7e	1501	return 0x40 + column;
fcalzadas	9:2db641efba7e	1502	case 2:
fcalzadas	9:2db641efba7e	1503	return 0x00 + _nr_cols + column;
fcalzadas	9:2db641efba7e	1504	case 3:
fcalzadas	9:2db641efba7e	1505	return 0x40 + _nr_cols + column;
fcalzadas	9:2db641efba7e	1506	// Should never get here.
fcalzadas	9:2db641efba7e	1507	default:
fcalzadas	9:2db641efba7e	1508	return 0x00;
fcalzadas	9:2db641efba7e	1509	}
fcalzadas	9:2db641efba7e	1510
fcalzadas	9:2db641efba7e	1511	case LCD_T_B:
fcalzadas	9:2db641efba7e	1512	// LCD8x2B is a special layout of LCD16x1
fcalzadas	9:2db641efba7e	1513	if (row==0)
fcalzadas	9:2db641efba7e	1514	return 0x00 + column;
fcalzadas	9:2db641efba7e	1515	else
fcalzadas	9:2db641efba7e	1516	// return _nr_cols + column;
fcalzadas	9:2db641efba7e	1517	return 0x08 + column;
fcalzadas	9:2db641efba7e	1518
fcalzadas	9:2db641efba7e	1519	case LCD_T_C:
fcalzadas	9:2db641efba7e	1520	// LCD16x1C is a special layout of LCD8x2
fcalzadas	9:2db641efba7e	1521	// LCD32x1C is a special layout of LCD16x2
fcalzadas	9:2db641efba7e	1522	// LCD40x1C is a special layout of LCD20x2
fcalzadas	9:2db641efba7e	1523	#if(0)
fcalzadas	9:2db641efba7e	1524	if (column < 8)
fcalzadas	9:2db641efba7e	1525	return 0x00 + column;
fcalzadas	9:2db641efba7e	1526	else
fcalzadas	9:2db641efba7e	1527	return 0x40 + (column - 8);
fcalzadas	9:2db641efba7e	1528	#else
fcalzadas	9:2db641efba7e	1529	if (column < (_nr_cols >> 1))
fcalzadas	9:2db641efba7e	1530	return 0x00 + column;
fcalzadas	9:2db641efba7e	1531	else
fcalzadas	9:2db641efba7e	1532	return 0x40 + (column - (_nr_cols >> 1));
fcalzadas	9:2db641efba7e	1533	#endif
fcalzadas	9:2db641efba7e	1534
fcalzadas	9:2db641efba7e	1535	// Not sure about this one, seems wrong.
fcalzadas	9:2db641efba7e	1536	// Left in for compatibility with original library
fcalzadas	9:2db641efba7e	1537	// case LCD16x2B:
fcalzadas	9:2db641efba7e	1538	// return 0x00 + (row * 40) + column;
fcalzadas	9:2db641efba7e	1539
fcalzadas	9:2db641efba7e	1540	case LCD_T_D:
fcalzadas	9:2db641efba7e	1541	//Alternate addressing mode for 3 and 4 row displays (except 40x4). Used by PCF21XX, KS0073, KS0078, SSD1803
fcalzadas	9:2db641efba7e	1542	//The 4 available rows start at a hardcoded address.
fcalzadas	9:2db641efba7e	1543	//Displays top rows when less than four are used.
fcalzadas	9:2db641efba7e	1544	switch (row) {
fcalzadas	9:2db641efba7e	1545	case 0:
fcalzadas	9:2db641efba7e	1546	return 0x00 + column;
fcalzadas	9:2db641efba7e	1547	case 1:
fcalzadas	9:2db641efba7e	1548	return 0x20 + column;
fcalzadas	9:2db641efba7e	1549	case 2:
fcalzadas	9:2db641efba7e	1550	return 0x40 + column;
fcalzadas	9:2db641efba7e	1551	case 3:
fcalzadas	9:2db641efba7e	1552	return 0x60 + column;
fcalzadas	9:2db641efba7e	1553	// Should never get here.
fcalzadas	9:2db641efba7e	1554	default:
fcalzadas	9:2db641efba7e	1555	return 0x00;
fcalzadas	9:2db641efba7e	1556	}
fcalzadas	9:2db641efba7e	1557
fcalzadas	9:2db641efba7e	1558	case LCD_T_D1:
fcalzadas	9:2db641efba7e	1559	//Alternate addressing mode for 3 row displays. Used by PCF21XX, KS0073, KS0078, SSD1803
fcalzadas	9:2db641efba7e	1560	//The 4 available rows start at a hardcoded address.
fcalzadas	9:2db641efba7e	1561	//Skips top row of 4 row display and starts display at row 1
fcalzadas	9:2db641efba7e	1562	switch (row) {
fcalzadas	9:2db641efba7e	1563	case 0:
fcalzadas	9:2db641efba7e	1564	return 0x20 + column;
fcalzadas	9:2db641efba7e	1565	case 1:
fcalzadas	9:2db641efba7e	1566	return 0x40 + column;
fcalzadas	9:2db641efba7e	1567	case 2:
fcalzadas	9:2db641efba7e	1568	return 0x60 + column;
fcalzadas	9:2db641efba7e	1569	// Should never get here.
fcalzadas	9:2db641efba7e	1570	default:
fcalzadas	9:2db641efba7e	1571	return 0x00;
fcalzadas	9:2db641efba7e	1572	}
fcalzadas	9:2db641efba7e	1573
fcalzadas	9:2db641efba7e	1574	case LCD_T_E:
fcalzadas	9:2db641efba7e	1575	// LCD40x4 is a special case since it has 2 controllers.
fcalzadas	9:2db641efba7e	1576	// Each controller is configured as 40x2 (Type A)
fcalzadas	9:2db641efba7e	1577	if (row<2) {
fcalzadas	9:2db641efba7e	1578	// Test to see if we need to switch between controllers
fcalzadas	9:2db641efba7e	1579	if (_ctrl_idx != _LCDCtrl_0) {
fcalzadas	9:2db641efba7e	1580
fcalzadas	9:2db641efba7e	1581	// Second LCD controller Cursor Off
fcalzadas	9:2db641efba7e	1582	_setCursorAndDisplayMode(_currentMode, CurOff_BlkOff);
fcalzadas	9:2db641efba7e	1583
fcalzadas	9:2db641efba7e	1584	// Select primary controller
fcalzadas	9:2db641efba7e	1585	_ctrl_idx = _LCDCtrl_0;
fcalzadas	9:2db641efba7e	1586
fcalzadas	9:2db641efba7e	1587	// Restore cursormode on primary LCD controller
fcalzadas	9:2db641efba7e	1588	_setCursorAndDisplayMode(_currentMode, _currentCursor);
fcalzadas	9:2db641efba7e	1589	}
fcalzadas	9:2db641efba7e	1590
fcalzadas	9:2db641efba7e	1591	return 0x00 + (row * 0x40) + column;
fcalzadas	9:2db641efba7e	1592	}
fcalzadas	9:2db641efba7e	1593	else {
fcalzadas	9:2db641efba7e	1594
fcalzadas	9:2db641efba7e	1595	// Test to see if we need to switch between controllers
fcalzadas	9:2db641efba7e	1596	if (_ctrl_idx != _LCDCtrl_1) {
fcalzadas	9:2db641efba7e	1597	// Primary LCD controller Cursor Off
fcalzadas	9:2db641efba7e	1598	_setCursorAndDisplayMode(_currentMode, CurOff_BlkOff);
fcalzadas	9:2db641efba7e	1599
fcalzadas	9:2db641efba7e	1600	// Select secondary controller
fcalzadas	9:2db641efba7e	1601	_ctrl_idx = _LCDCtrl_1;
fcalzadas	9:2db641efba7e	1602
fcalzadas	9:2db641efba7e	1603	// Restore cursormode on secondary LCD controller
fcalzadas	9:2db641efba7e	1604	_setCursorAndDisplayMode(_currentMode, _currentCursor);
fcalzadas	9:2db641efba7e	1605	}
fcalzadas	9:2db641efba7e	1606
fcalzadas	9:2db641efba7e	1607	return 0x00 + ((row-2) * 0x40) + column;
fcalzadas	9:2db641efba7e	1608	}
fcalzadas	9:2db641efba7e	1609
fcalzadas	9:2db641efba7e	1610	case LCD_T_F:
fcalzadas	9:2db641efba7e	1611	//Alternate addressing mode for 3 row displays.
fcalzadas	9:2db641efba7e	1612	//The first half of 3rd row continues from 1st row, the second half continues from 2nd row.
fcalzadas	9:2db641efba7e	1613	switch (row) {
fcalzadas	9:2db641efba7e	1614	case 0:
fcalzadas	9:2db641efba7e	1615	return 0x00 + column;
fcalzadas	9:2db641efba7e	1616	case 1:
fcalzadas	9:2db641efba7e	1617	return 0x40 + column;
fcalzadas	9:2db641efba7e	1618	case 2:
fcalzadas	9:2db641efba7e	1619	if (column < (_nr_cols >> 1)) // check first or second half of line
fcalzadas	9:2db641efba7e	1620	return (0x00 + _nr_cols + column);
fcalzadas	9:2db641efba7e	1621	else
fcalzadas	9:2db641efba7e	1622	return (0x40 + _nr_cols + (column - (_nr_cols >> 1)));
fcalzadas	9:2db641efba7e	1623	// Should never get here.
fcalzadas	9:2db641efba7e	1624	default:
fcalzadas	9:2db641efba7e	1625	return 0x00;
fcalzadas	9:2db641efba7e	1626	}
fcalzadas	9:2db641efba7e	1627
fcalzadas	9:2db641efba7e	1628	case LCD_T_G:
fcalzadas	9:2db641efba7e	1629	//Alternate addressing mode for 3 row displays. Used by ST7036
fcalzadas	9:2db641efba7e	1630	switch (row) {
fcalzadas	9:2db641efba7e	1631	case 0:
fcalzadas	9:2db641efba7e	1632	return 0x00 + column;
fcalzadas	9:2db641efba7e	1633	case 1:
fcalzadas	9:2db641efba7e	1634	return 0x10 + column;
fcalzadas	9:2db641efba7e	1635	case 2:
fcalzadas	9:2db641efba7e	1636	return 0x20 + column;
fcalzadas	9:2db641efba7e	1637	// Should never get here.
fcalzadas	9:2db641efba7e	1638	default:
fcalzadas	9:2db641efba7e	1639	return 0x00;
fcalzadas	9:2db641efba7e	1640	}
fcalzadas	9:2db641efba7e	1641
fcalzadas	9:2db641efba7e	1642	// Should never get here.
fcalzadas	9:2db641efba7e	1643	default:
fcalzadas	9:2db641efba7e	1644	return 0x00;
fcalzadas	9:2db641efba7e	1645
fcalzadas	9:2db641efba7e	1646	} // switch _addr_mode
simon	1:ac48b187213c	1647	}
simon	1:ac48b187213c	1648
fcalzadas	9:2db641efba7e	1649
fcalzadas	9:2db641efba7e	1650	/** Set the memoryaddress of screen column and row location
fcalzadas	9:2db641efba7e	1651	*
fcalzadas	9:2db641efba7e	1652	* @param column The horizontal position from the left, indexed from 0
fcalzadas	9:2db641efba7e	1653	* @param row The vertical position from the top, indexed from 0
fcalzadas	9:2db641efba7e	1654	*/
fcalzadas	9:2db641efba7e	1655	void TextLCD_Base::setAddress(int column, int row) {
fcalzadas	9:2db641efba7e	1656
fcalzadas	9:2db641efba7e	1657	// Sanity Check column
fcalzadas	9:2db641efba7e	1658	if (column < 0) {
fcalzadas	9:2db641efba7e	1659	_column = 0;
fcalzadas	9:2db641efba7e	1660	}
fcalzadas	9:2db641efba7e	1661	else if (column >= _nr_cols) {
fcalzadas	9:2db641efba7e	1662	_column = _nr_cols - 1;
fcalzadas	9:2db641efba7e	1663	} else _column = column;
fcalzadas	9:2db641efba7e	1664
fcalzadas	9:2db641efba7e	1665	// Sanity Check row
fcalzadas	9:2db641efba7e	1666	if (row < 0) {
fcalzadas	9:2db641efba7e	1667	_row = 0;
fcalzadas	9:2db641efba7e	1668	}
fcalzadas	9:2db641efba7e	1669	else if (row >= _nr_rows) {
fcalzadas	9:2db641efba7e	1670	_row = _nr_rows - 1;
fcalzadas	9:2db641efba7e	1671	} else _row = row;
fcalzadas	9:2db641efba7e	1672
fcalzadas	9:2db641efba7e	1673
fcalzadas	9:2db641efba7e	1674	// Compute the memory address
fcalzadas	9:2db641efba7e	1675	// For LCD40x4: switch controllers if needed
fcalzadas	9:2db641efba7e	1676	// switch cursor if needed
fcalzadas	9:2db641efba7e	1677	int addr = getAddress(_column, _row);
fcalzadas	9:2db641efba7e	1678
fcalzadas	9:2db641efba7e	1679	_writeCommand(0x80 \| addr);
fcalzadas	9:2db641efba7e	1680	}
fcalzadas	9:2db641efba7e	1681
fcalzadas	9:2db641efba7e	1682
fcalzadas	9:2db641efba7e	1683	/** Return the number of columns
fcalzadas	9:2db641efba7e	1684	*
fcalzadas	9:2db641efba7e	1685	* @return The number of columns
fcalzadas	9:2db641efba7e	1686	*
fcalzadas	9:2db641efba7e	1687	* Note: some configurations are commented out because they have not yet been tested due to lack of hardware
fcalzadas	9:2db641efba7e	1688	*/
fcalzadas	9:2db641efba7e	1689	int TextLCD_Base::columns() {
fcalzadas	9:2db641efba7e	1690
fcalzadas	9:2db641efba7e	1691	// Columns encoded in b7..b0
fcalzadas	9:2db641efba7e	1692	//return (_type & 0xFF);
fcalzadas	9:2db641efba7e	1693	return _nr_cols;
fcalzadas	9:2db641efba7e	1694	}
fcalzadas	9:2db641efba7e	1695
fcalzadas	9:2db641efba7e	1696	/** Return the number of rows
fcalzadas	9:2db641efba7e	1697	*
fcalzadas	9:2db641efba7e	1698	* @return The number of rows
fcalzadas	9:2db641efba7e	1699	*
fcalzadas	9:2db641efba7e	1700	* Note: some configurations are commented out because they have not yet been tested due to lack of hardware
fcalzadas	9:2db641efba7e	1701	*/
fcalzadas	9:2db641efba7e	1702	int TextLCD_Base::rows() {
fcalzadas	9:2db641efba7e	1703
fcalzadas	9:2db641efba7e	1704	// Rows encoded in b15..b8
fcalzadas	9:2db641efba7e	1705	//return ((_type >> 8) & 0xFF);
fcalzadas	9:2db641efba7e	1706	return _nr_rows;
fcalzadas	9:2db641efba7e	1707	}
fcalzadas	9:2db641efba7e	1708
fcalzadas	9:2db641efba7e	1709	/** Set the Cursormode
fcalzadas	9:2db641efba7e	1710	*
fcalzadas	9:2db641efba7e	1711	* @param cursorMode The Cursor mode (CurOff_BlkOff, CurOn_BlkOff, CurOff_BlkOn, CurOn_BlkOn)
fcalzadas	9:2db641efba7e	1712	*/
fcalzadas	9:2db641efba7e	1713	void TextLCD_Base::setCursor(LCDCursor cursorMode) {
fcalzadas	9:2db641efba7e	1714
fcalzadas	9:2db641efba7e	1715	// Save new cursor mode, needed when 2 controllers are in use or when display is switched off/on
fcalzadas	9:2db641efba7e	1716	_currentCursor = cursorMode;
fcalzadas	9:2db641efba7e	1717
fcalzadas	9:2db641efba7e	1718	// Configure only current LCD controller
fcalzadas	9:2db641efba7e	1719	_setCursorAndDisplayMode(_currentMode, _currentCursor);
fcalzadas	9:2db641efba7e	1720	}
fcalzadas	9:2db641efba7e	1721
fcalzadas	9:2db641efba7e	1722	/** Set the Displaymode
fcalzadas	9:2db641efba7e	1723	*
fcalzadas	9:2db641efba7e	1724	* @param displayMode The Display mode (DispOff, DispOn)
fcalzadas	9:2db641efba7e	1725	*/
fcalzadas	9:2db641efba7e	1726	void TextLCD_Base::setMode(LCDMode displayMode) {
fcalzadas	9:2db641efba7e	1727
fcalzadas	9:2db641efba7e	1728	// Save new displayMode, needed when 2 controllers are in use or when cursor is changed
fcalzadas	9:2db641efba7e	1729	_currentMode = displayMode;
fcalzadas	9:2db641efba7e	1730
fcalzadas	9:2db641efba7e	1731	// Select and configure second LCD controller when needed
fcalzadas	9:2db641efba7e	1732	if(_type==LCD40x4) {
fcalzadas	9:2db641efba7e	1733	if (_ctrl_idx==_LCDCtrl_0) {
fcalzadas	9:2db641efba7e	1734	// Configure primary LCD controller
fcalzadas	9:2db641efba7e	1735	_setCursorAndDisplayMode(_currentMode, _currentCursor);
fcalzadas	9:2db641efba7e	1736
fcalzadas	9:2db641efba7e	1737	// Select 2nd controller
fcalzadas	9:2db641efba7e	1738	_ctrl_idx=_LCDCtrl_1;
fcalzadas	9:2db641efba7e	1739
fcalzadas	9:2db641efba7e	1740	// Configure secondary LCD controller
fcalzadas	9:2db641efba7e	1741	_setCursorAndDisplayMode(_currentMode, CurOff_BlkOff);
fcalzadas	9:2db641efba7e	1742
fcalzadas	9:2db641efba7e	1743	// Restore current controller
fcalzadas	9:2db641efba7e	1744	_ctrl_idx=_LCDCtrl_0;
fcalzadas	9:2db641efba7e	1745	}
fcalzadas	9:2db641efba7e	1746	else {
fcalzadas	9:2db641efba7e	1747	// Select primary controller
fcalzadas	9:2db641efba7e	1748	_ctrl_idx=_LCDCtrl_0;
fcalzadas	9:2db641efba7e	1749
fcalzadas	9:2db641efba7e	1750	// Configure primary LCD controller
fcalzadas	9:2db641efba7e	1751	_setCursorAndDisplayMode(_currentMode, CurOff_BlkOff);
fcalzadas	9:2db641efba7e	1752
fcalzadas	9:2db641efba7e	1753	// Restore current controller
fcalzadas	9:2db641efba7e	1754	_ctrl_idx=_LCDCtrl_1;
fcalzadas	9:2db641efba7e	1755
fcalzadas	9:2db641efba7e	1756	// Configure secondary LCD controller
fcalzadas	9:2db641efba7e	1757	_setCursorAndDisplayMode(_currentMode, _currentCursor);
fcalzadas	9:2db641efba7e	1758	}
fcalzadas	9:2db641efba7e	1759	}
fcalzadas	9:2db641efba7e	1760	else {
fcalzadas	9:2db641efba7e	1761	// Configure primary LCD controller
fcalzadas	9:2db641efba7e	1762	_setCursorAndDisplayMode(_currentMode, _currentCursor);
fcalzadas	9:2db641efba7e	1763	}
fcalzadas	9:2db641efba7e	1764	}
fcalzadas	9:2db641efba7e	1765
fcalzadas	9:2db641efba7e	1766	/** Low level method to restore the cursortype and display mode for current controller
fcalzadas	9:2db641efba7e	1767	*/
fcalzadas	9:2db641efba7e	1768	void TextLCD_Base::_setCursorAndDisplayMode(LCDMode displayMode, LCDCursor cursorType) {
fcalzadas	9:2db641efba7e	1769
fcalzadas	9:2db641efba7e	1770	// Configure current LCD controller
fcalzadas	9:2db641efba7e	1771	switch (_ctrl) {
fcalzadas	9:2db641efba7e	1772	case ST7070:
fcalzadas	9:2db641efba7e	1773	//ST7070 does not support Cursorblink. The P bit selects the font instead !
fcalzadas	9:2db641efba7e	1774	_writeCommand(0x08 \| displayMode \| (cursorType & 0x02));
fcalzadas	9:2db641efba7e	1775	break;
fcalzadas	9:2db641efba7e	1776	default:
fcalzadas	9:2db641efba7e	1777	_writeCommand(0x08 \| displayMode \| cursorType);
fcalzadas	9:2db641efba7e	1778	break;
fcalzadas	9:2db641efba7e	1779	} //switch
fcalzadas	9:2db641efba7e	1780	}
fcalzadas	9:2db641efba7e	1781
fcalzadas	9:2db641efba7e	1782	/** Set the Backlight mode
fcalzadas	9:2db641efba7e	1783	*
fcalzadas	9:2db641efba7e	1784	* @param backlightMode The Backlight mode (LightOff, LightOn)
fcalzadas	9:2db641efba7e	1785	*/
fcalzadas	9:2db641efba7e	1786	void TextLCD_Base::setBacklight(LCDBacklight backlightMode) {
fcalzadas	9:2db641efba7e	1787
fcalzadas	9:2db641efba7e	1788	#if (BACKLIGHT_INV==0)
fcalzadas	9:2db641efba7e	1789	// Positive Backlight control pin logic
fcalzadas	9:2db641efba7e	1790	if (backlightMode == LightOn) {
fcalzadas	9:2db641efba7e	1791	this->_setBL(true);
fcalzadas	9:2db641efba7e	1792	}
fcalzadas	9:2db641efba7e	1793	else {
fcalzadas	9:2db641efba7e	1794	this->_setBL(false);
fcalzadas	9:2db641efba7e	1795	}
fcalzadas	9:2db641efba7e	1796	#else
fcalzadas	9:2db641efba7e	1797	// Inverted Backlight control pin logic
fcalzadas	9:2db641efba7e	1798	if (backlightMode == LightOn) {
fcalzadas	9:2db641efba7e	1799	this->_setBL(false);
fcalzadas	9:2db641efba7e	1800	}
fcalzadas	9:2db641efba7e	1801	else {
fcalzadas	9:2db641efba7e	1802	this->_setBL(true);
fcalzadas	9:2db641efba7e	1803	}
fcalzadas	9:2db641efba7e	1804	#endif
fcalzadas	9:2db641efba7e	1805	}
fcalzadas	9:2db641efba7e	1806
fcalzadas	9:2db641efba7e	1807	/** Set User Defined Characters
fcalzadas	9:2db641efba7e	1808	*
fcalzadas	9:2db641efba7e	1809	* @param unsigned char c The Index of the UDC (0..7) for HD44780 or clones and (0..15) for some more advanced controllers
fcalzadas	9:2db641efba7e	1810	* @param char *udc_data The bitpatterns for the UDC (8 bytes of 5 significant bits for bitpattern and 3 bits for blinkmode (advanced types))
fcalzadas	9:2db641efba7e	1811	*/
fcalzadas	9:2db641efba7e	1812	void TextLCD_Base::setUDC(unsigned char c, char *udc_data) {
fcalzadas	9:2db641efba7e	1813
fcalzadas	9:2db641efba7e	1814	// Select and configure second LCD controller when needed
fcalzadas	9:2db641efba7e	1815	if(_type==LCD40x4) {
fcalzadas	9:2db641efba7e	1816	_LCDCtrl_Idx current_ctrl_idx = _ctrl_idx; // Temp save current controller
fcalzadas	9:2db641efba7e	1817
fcalzadas	9:2db641efba7e	1818	// Select primary controller
fcalzadas	9:2db641efba7e	1819	_ctrl_idx=_LCDCtrl_0;
fcalzadas	9:2db641efba7e	1820
fcalzadas	9:2db641efba7e	1821	// Configure primary LCD controller
fcalzadas	9:2db641efba7e	1822	_setUDC(c, udc_data);
fcalzadas	9:2db641efba7e	1823
fcalzadas	9:2db641efba7e	1824	// Select 2nd controller
fcalzadas	9:2db641efba7e	1825	_ctrl_idx=_LCDCtrl_1;
fcalzadas	9:2db641efba7e	1826
fcalzadas	9:2db641efba7e	1827	// Configure secondary LCD controller
fcalzadas	9:2db641efba7e	1828	_setUDC(c, udc_data);
fcalzadas	9:2db641efba7e	1829
fcalzadas	9:2db641efba7e	1830	// Restore current controller
fcalzadas	9:2db641efba7e	1831	_ctrl_idx=current_ctrl_idx;
fcalzadas	9:2db641efba7e	1832	}
fcalzadas	9:2db641efba7e	1833	else {
fcalzadas	9:2db641efba7e	1834	// Configure primary LCD controller
fcalzadas	9:2db641efba7e	1835	_setUDC(c, udc_data);
fcalzadas	9:2db641efba7e	1836	}
fcalzadas	9:2db641efba7e	1837	}
fcalzadas	9:2db641efba7e	1838
fcalzadas	9:2db641efba7e	1839	/** Low level method to store user defined characters for current controller
fcalzadas	9:2db641efba7e	1840	*
fcalzadas	9:2db641efba7e	1841	* @param unsigned char c The Index of the UDC (0..7) for HD44780 clones and (0..15) for some more advanced controllers
fcalzadas	9:2db641efba7e	1842	* @param char *udc_data The bitpatterns for the UDC (8 bytes of 5 significant bits for bitpattern and 3 bits for blinkmode (advanced types))
fcalzadas	9:2db641efba7e	1843	*/
fcalzadas	9:2db641efba7e	1844	void TextLCD_Base::_setUDC(unsigned char c, char *udc_data) {
fcalzadas	9:2db641efba7e	1845
fcalzadas	9:2db641efba7e	1846	switch (_ctrl) {
fcalzadas	9:2db641efba7e	1847	case PCF2103_3V3 : // Some UDCs may be used for Icons
fcalzadas	9:2db641efba7e	1848	case PCF2113_3V3 : // Some UDCs may be used for Icons
fcalzadas	9:2db641efba7e	1849	case PCF2116_3V3 :
fcalzadas	9:2db641efba7e	1850	case PCF2116_5V :
fcalzadas	9:2db641efba7e	1851	case PCF2119_3V3 : // Some UDCs may be used for Icons
fcalzadas	9:2db641efba7e	1852	c = c & 0x0F; // mask down to valid range
fcalzadas	9:2db641efba7e	1853	break;
fcalzadas	9:2db641efba7e	1854
fcalzadas	9:2db641efba7e	1855	default:
fcalzadas	9:2db641efba7e	1856	c = c & 0x07; // mask down to valid range
fcalzadas	9:2db641efba7e	1857	break;
fcalzadas	9:2db641efba7e	1858	} //switch _ctrl
fcalzadas	9:2db641efba7e	1859
fcalzadas	9:2db641efba7e	1860	// Select DD RAM for current LCD controller
fcalzadas	9:2db641efba7e	1861	// This is needed to correctly set Bit 6 of the addresspointer for controllers that support 16 UDCs
fcalzadas	9:2db641efba7e	1862	_writeCommand(0x80 \| ((c << 3) & 0x40)) ;
fcalzadas	9:2db641efba7e	1863
fcalzadas	9:2db641efba7e	1864	// Select CG RAM for current LCD controller
fcalzadas	9:2db641efba7e	1865	_writeCommand(0x40 \| ((c << 3) & 0x3F)); //Set CG-RAM address, (note that Bit 6 is retained and can not be set by this command !)
fcalzadas	9:2db641efba7e	1866	//8 sequential locations needed per UDC
fcalzadas	9:2db641efba7e	1867	// Store UDC pattern
fcalzadas	9:2db641efba7e	1868	for (int i=0; i<8; i++) {
fcalzadas	9:2db641efba7e	1869	_writeData(*udc_data++);
fcalzadas	9:2db641efba7e	1870	}
fcalzadas	9:2db641efba7e	1871
fcalzadas	9:2db641efba7e	1872	//Select DD RAM again for current LCD controller and restore the addresspointer
fcalzadas	9:2db641efba7e	1873	int addr = getAddress(_column, _row);
fcalzadas	9:2db641efba7e	1874	_writeCommand(0x80 \| addr);
simon	1:ac48b187213c	1875	}
simon	1:ac48b187213c	1876
fcalzadas	9:2db641efba7e	1877	/** Set UDC Blink and Icon blink
fcalzadas	9:2db641efba7e	1878	* setUDCBlink method is supported by some compatible devices (eg SSD1803)
fcalzadas	9:2db641efba7e	1879	*
fcalzadas	9:2db641efba7e	1880	* @param blinkMode The Blink mode (BlinkOff, BlinkOn)
fcalzadas	9:2db641efba7e	1881	*/
fcalzadas	9:2db641efba7e	1882	void TextLCD_Base::setUDCBlink(LCDBlink blinkMode){
fcalzadas	9:2db641efba7e	1883	// Blinking UDCs (and icons) are enabled when a specific controlbit (BE) is set.
fcalzadas	9:2db641efba7e	1884	// The blinking pixels in the UDC and icons can be controlled by setting additional bits in the UDC or icon bitpattern.
fcalzadas	9:2db641efba7e	1885	// UDCs are defined by an 8 byte bitpattern. The P0..P4 form the character pattern.
fcalzadas	9:2db641efba7e	1886	// P7 P6 P5 P4 P3 P2 P1 P0
fcalzadas	9:2db641efba7e	1887	// 0 B1 B0 x 0 1 1 1 0
fcalzadas	9:2db641efba7e	1888	// 1 B1 B0 x 1 0 0 0 1
fcalzadas	9:2db641efba7e	1889	// .............
fcalzadas	9:2db641efba7e	1890	// 7 B1 B0 x 1 0 0 0 1
fcalzadas	9:2db641efba7e	1891	//
fcalzadas	9:2db641efba7e	1892	// Bit 6 and Bit 7 in the pattern will control the blinking mode when Blink is enabled through BE.
fcalzadas	9:2db641efba7e	1893	// B1 B0 Mode
fcalzadas	9:2db641efba7e	1894	// 0 0 No Blinking in this row of the UDC
fcalzadas	9:2db641efba7e	1895	// 0 1 Enabled pixels in P4 will blink
fcalzadas	9:2db641efba7e	1896	// 1 x Enabled pixels in P0..P4 will blink
fcalzadas	9:2db641efba7e	1897	//
fcalzadas	9:2db641efba7e	1898	// Note: the PCF2103 and PCF2113 use UDCs to set Icons
fcalzadas	9:2db641efba7e	1899	// 3 x 8 rows x 5 bits = 120 bits Icons for Normal pattern (UDC 0..2) and
fcalzadas	9:2db641efba7e	1900	// 3 x 8 rows x 5 bits = 120 bits Icons for Blink pattern (UDC 4..6)
fcalzadas	9:2db641efba7e	1901	// Note: the PCF2119 uses UDCs to set Icons
fcalzadas	9:2db641efba7e	1902	// 4 x 8 rows x 5 bits = 160 bits Icons for Normal pattern (UDC 0..3) and
fcalzadas	9:2db641efba7e	1903	// 4 x 8 rows x 5 bits = 160 bits Icons for Blink pattern (UDC 4..7)
fcalzadas	9:2db641efba7e	1904	switch (blinkMode) {
fcalzadas	9:2db641efba7e	1905	case BlinkOn:
fcalzadas	9:2db641efba7e	1906	// Controllers that support UDC/Icon Blink
fcalzadas	9:2db641efba7e	1907	switch (_ctrl) {
fcalzadas	9:2db641efba7e	1908	case KS0073 :
fcalzadas	9:2db641efba7e	1909	case KS0078 :
fcalzadas	9:2db641efba7e	1910	_function_1 \|= 0x02; // Enable UDC/Icon Blink
fcalzadas	9:2db641efba7e	1911	_writeCommand(0x20 \| _function_1); // Function set 0 0 1 DL N RE(1) BE 0/LP (Ext Regs)
fcalzadas	9:2db641efba7e	1912
fcalzadas	9:2db641efba7e	1913	_writeCommand(0x20 \| _function); // Function set 0 0 1 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	1914	break; // case KS0073, KS0078 Controller
fcalzadas	9:2db641efba7e	1915
fcalzadas	9:2db641efba7e	1916	case US2066_3V3 :
fcalzadas	9:2db641efba7e	1917	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	1918	_function_1 \|= 0x04; // Enable UDC/Icon Blink
fcalzadas	9:2db641efba7e	1919	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	1920	// Select Ext Instr Set
fcalzadas	9:2db641efba7e	1921
fcalzadas	9:2db641efba7e	1922	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	1923	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	1924	break; // case SSD1803, US2066
fcalzadas	9:2db641efba7e	1925
fcalzadas	9:2db641efba7e	1926	case PCF2103_3V3 :
fcalzadas	9:2db641efba7e	1927	case PCF2113_3V3 :
fcalzadas	9:2db641efba7e	1928	case PCF2119_3V3 :
fcalzadas	9:2db641efba7e	1929	// Enable Icon Blink
fcalzadas	9:2db641efba7e	1930	_writeCommand(0x20 \| _function \| 0x01); // Set function, Select Instr Set = 1
fcalzadas	9:2db641efba7e	1931	_writeCommand(0x08 \| 0x02); // ICON Conf 0000 1, IM=0 (Char mode), IB=1 (Icon blink), 0 (Instr. Set 1)
fcalzadas	9:2db641efba7e	1932	_writeCommand(0x20 \| _function); // Set function, Select Instr Set = 0
fcalzadas	9:2db641efba7e	1933
fcalzadas	9:2db641efba7e	1934	break;
fcalzadas	9:2db641efba7e	1935
fcalzadas	9:2db641efba7e	1936	default:
fcalzadas	9:2db641efba7e	1937	//Unsupported feature for other controllers
fcalzadas	9:2db641efba7e	1938	break;
fcalzadas	9:2db641efba7e	1939	} //switch _ctrl
fcalzadas	9:2db641efba7e	1940
fcalzadas	9:2db641efba7e	1941	break; // BlinkOn
fcalzadas	9:2db641efba7e	1942
fcalzadas	9:2db641efba7e	1943	case BlinkOff:
fcalzadas	9:2db641efba7e	1944	// Controllers that support UDC Blink
fcalzadas	9:2db641efba7e	1945	switch (_ctrl) {
fcalzadas	9:2db641efba7e	1946	case KS0073 :
fcalzadas	9:2db641efba7e	1947	case KS0078 :
fcalzadas	9:2db641efba7e	1948	_function_1 &= ~0x02; // Disable UDC/Icon Blink
fcalzadas	9:2db641efba7e	1949	_writeCommand(0x20 \| _function_1); // Function set 0 0 1 DL N RE(1) BE 0/LP (Ext Regs)
fcalzadas	9:2db641efba7e	1950
fcalzadas	9:2db641efba7e	1951	_writeCommand(0x20 \| _function); // Function set 0 0 1 DL N RE(0) DH REV (Std Regs)
fcalzadas	9:2db641efba7e	1952	break; // case KS0073, KS0078 Controller
fcalzadas	9:2db641efba7e	1953
fcalzadas	9:2db641efba7e	1954	case US2066_3V3 :
fcalzadas	9:2db641efba7e	1955	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	1956	_function_1 &= ~0x04; // Disable UDC/Icon Blink
fcalzadas	9:2db641efba7e	1957	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	1958	// Select Ext Instr Set
fcalzadas	9:2db641efba7e	1959
fcalzadas	9:2db641efba7e	1960	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	1961	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	1962	break; // case SSD1803, US2066
fcalzadas	9:2db641efba7e	1963
fcalzadas	9:2db641efba7e	1964	case PCF2103_3V3 :
fcalzadas	9:2db641efba7e	1965	case PCF2113_3V3 :
fcalzadas	9:2db641efba7e	1966	case PCF2119_3V3 :
fcalzadas	9:2db641efba7e	1967	// Disable Icon Blink
fcalzadas	9:2db641efba7e	1968	_writeCommand(0x20 \| _function \| 0x01); // Set function, Select Instr Set = 1
fcalzadas	9:2db641efba7e	1969	_writeCommand(0x08); // ICON Conf 0000 1, IM=0 (Char mode), IB=1 (Icon blink), 0 (Instr. Set 1)
fcalzadas	9:2db641efba7e	1970	_writeCommand(0x20 \| _function); // Set function, Select Instr Set = 0
fcalzadas	9:2db641efba7e	1971
fcalzadas	9:2db641efba7e	1972	break;
fcalzadas	9:2db641efba7e	1973
fcalzadas	9:2db641efba7e	1974	default:
fcalzadas	9:2db641efba7e	1975	//Unsupported feature for other controllers
fcalzadas	9:2db641efba7e	1976	break;
fcalzadas	9:2db641efba7e	1977	} //switch _ctrl
fcalzadas	9:2db641efba7e	1978
fcalzadas	9:2db641efba7e	1979	break; //BlinkOff
fcalzadas	9:2db641efba7e	1980
fcalzadas	9:2db641efba7e	1981	default:
fcalzadas	9:2db641efba7e	1982	break;
fcalzadas	9:2db641efba7e	1983	} // blinkMode
fcalzadas	9:2db641efba7e	1984
fcalzadas	9:2db641efba7e	1985	} // setUDCBlink()
fcalzadas	9:2db641efba7e	1986
fcalzadas	9:2db641efba7e	1987
fcalzadas	9:2db641efba7e	1988	/** Set Contrast
fcalzadas	9:2db641efba7e	1989	* setContrast method is supported by some compatible devices (eg ST7032i) that have onboard LCD voltage generation
fcalzadas	9:2db641efba7e	1990	* Initial code for ST70XX imported from fork by JH1PJL
fcalzadas	9:2db641efba7e	1991	*
fcalzadas	9:2db641efba7e	1992	* @param unsigned char c contrast data (6 significant bits, valid range 0..63, Value 0 will disable the Vgen)
fcalzadas	9:2db641efba7e	1993	* @return none
fcalzadas	9:2db641efba7e	1994	*/
fcalzadas	9:2db641efba7e	1995	//@TODO Add support for 40x4 dual controller
fcalzadas	9:2db641efba7e	1996	void TextLCD_Base::setContrast(unsigned char c) {
fcalzadas	9:2db641efba7e	1997
fcalzadas	9:2db641efba7e	1998	// Function set mode stored during Init. Make sure we dont accidentally switch between 1-line and 2-line mode!
fcalzadas	9:2db641efba7e	1999	// Icon/Booster mode stored during Init. Make sure we dont accidentally change this!
fcalzadas	9:2db641efba7e	2000
fcalzadas	9:2db641efba7e	2001	_contrast = c & 0x3F; // Sanity check
fcalzadas	9:2db641efba7e	2002
fcalzadas	9:2db641efba7e	2003	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2004	case PCF2113_3V3 :
fcalzadas	9:2db641efba7e	2005	case PCF2119_3V3 :
fcalzadas	9:2db641efba7e	2006	if (_contrast < 5) _contrast = 0; // See datasheet. Sanity check for PCF2113/PCF2119
fcalzadas	9:2db641efba7e	2007	if (_contrast > 55) _contrast = 55;
fcalzadas	9:2db641efba7e	2008
fcalzadas	9:2db641efba7e	2009	_writeCommand(0x20 \| _function \| 0x01); // Set function, Select Instruction Set = 1
fcalzadas	9:2db641efba7e	2010	_writeCommand(0x80 \| 0x00 \| (_contrast & 0x3F)); // VLCD_set (Instr. Set 1) V=0, VA=contrast
fcalzadas	9:2db641efba7e	2011	_writeCommand(0x80 \| 0x40 \| (_contrast & 0x3F)); // VLCD_set (Instr. Set 1) V=1, VB=contrast
fcalzadas	9:2db641efba7e	2012	_writeCommand(0x20 \| _function); // Select Instruction Set = 0
fcalzadas	9:2db641efba7e	2013	break;
fcalzadas	9:2db641efba7e	2014
fcalzadas	9:2db641efba7e	2015	case ST7032_3V3 :
fcalzadas	9:2db641efba7e	2016	case ST7032_5V :
fcalzadas	9:2db641efba7e	2017	case ST7036_3V3 :
fcalzadas	9:2db641efba7e	2018	// case ST7036_5V :
fcalzadas	9:2db641efba7e	2019	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2020	_writeCommand(0x20 \| _function \| 0x01); // Select Instruction Set = 1
fcalzadas	9:2db641efba7e	2021	_writeCommand(0x70 \| (_contrast & 0x0F)); // Contrast Low bits
fcalzadas	9:2db641efba7e	2022	_writeCommand(0x50 \| _icon_power \| ((_contrast >> 4) & 0x03)); // Contrast High bits
fcalzadas	9:2db641efba7e	2023	_writeCommand(0x20 \| _function); // Select Instruction Set = 0
fcalzadas	9:2db641efba7e	2024	break;
fcalzadas	9:2db641efba7e	2025
fcalzadas	9:2db641efba7e	2026	case US2066_3V3 :
fcalzadas	9:2db641efba7e	2027	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 DL N BE RE(1) REV
fcalzadas	9:2db641efba7e	2028	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2029
fcalzadas	9:2db641efba7e	2030	_writeCommand(0x79); // Function Select OLED: 0 1 1 1 1 0 0 1 (Ext Instr Set)
fcalzadas	9:2db641efba7e	2031
fcalzadas	9:2db641efba7e	2032	_writeCommand(0x81); // Set Contrast Control: 1 0 0 0 0 0 0 1 (Ext Instr Set, OLED)
fcalzadas	9:2db641efba7e	2033	_writeCommand((_contrast << 2) \| 0x03); // Set Contrast Value: 8 bits. Use 6 bits for compatibility
fcalzadas	9:2db641efba7e	2034
fcalzadas	9:2db641efba7e	2035	_writeCommand(0x78); // Function Disable OLED: 0 1 1 1 1 0 0 0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	2036
fcalzadas	9:2db641efba7e	2037	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2038	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2039	break;
fcalzadas	9:2db641efba7e	2040
fcalzadas	9:2db641efba7e	2041	//not yet tested on hardware
fcalzadas	9:2db641efba7e	2042	case PT6314 :
fcalzadas	9:2db641efba7e	2043	// Only 2 significant bits
fcalzadas	9:2db641efba7e	2044	// 0x00 = 100%
fcalzadas	9:2db641efba7e	2045	// 0x01 = 75%
fcalzadas	9:2db641efba7e	2046	// 0x02 = 50%
fcalzadas	9:2db641efba7e	2047	// 0x03 = 25%
fcalzadas	9:2db641efba7e	2048	_writeCommand(0x20 \| _function \| ((~_contrast) >> 4)); // Invert and shift to use 2 MSBs
fcalzadas	9:2db641efba7e	2049	break;
fcalzadas	9:2db641efba7e	2050
fcalzadas	9:2db641efba7e	2051	default:
fcalzadas	9:2db641efba7e	2052	//Unsupported feature for other controllers
fcalzadas	9:2db641efba7e	2053	break;
fcalzadas	9:2db641efba7e	2054	} // end switch
fcalzadas	9:2db641efba7e	2055	} // end setContrast()
fcalzadas	9:2db641efba7e	2056
fcalzadas	9:2db641efba7e	2057
fcalzadas	9:2db641efba7e	2058	/** Set Power
fcalzadas	9:2db641efba7e	2059	* setPower method is supported by some compatible devices (eg SSD1803) that have power down modes
fcalzadas	9:2db641efba7e	2060	*
fcalzadas	9:2db641efba7e	2061	* @param bool powerOn Power on/off
fcalzadas	9:2db641efba7e	2062	* @return none
fcalzadas	9:2db641efba7e	2063	*/
fcalzadas	9:2db641efba7e	2064	//@TODO Add support for 40x4 dual controller
fcalzadas	9:2db641efba7e	2065	void TextLCD_Base::setPower(bool powerOn) {
fcalzadas	9:2db641efba7e	2066
fcalzadas	9:2db641efba7e	2067	if (powerOn) {
fcalzadas	9:2db641efba7e	2068	// Switch on
fcalzadas	9:2db641efba7e	2069	setMode(DispOn);
fcalzadas	9:2db641efba7e	2070
fcalzadas	9:2db641efba7e	2071	// Controllers that supports specific Power Down mode
fcalzadas	9:2db641efba7e	2072	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2073
fcalzadas	9:2db641efba7e	2074	// case PCF2113_3V3 :
fcalzadas	9:2db641efba7e	2075	// case PCF2119_3V3 :
fcalzadas	9:2db641efba7e	2076	// case ST7032_3V3 :
fcalzadas	9:2db641efba7e	2077	//@todo
fcalzadas	9:2db641efba7e	2078	// enable Booster Bon
fcalzadas	9:2db641efba7e	2079
fcalzadas	9:2db641efba7e	2080	case WS0010:
fcalzadas	9:2db641efba7e	2081	_writeCommand(0x17); // Char mode, DC/DC on
fcalzadas	9:2db641efba7e	2082	wait_ms(10); // Wait 10ms to ensure powered up
fcalzadas	9:2db641efba7e	2083	break;
fcalzadas	9:2db641efba7e	2084
fcalzadas	9:2db641efba7e	2085	case KS0073:
fcalzadas	9:2db641efba7e	2086	case KS0078:
fcalzadas	9:2db641efba7e	2087	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2088	// case SSD1803_5V :
fcalzadas	9:2db641efba7e	2089	_writeCommand(0x20 \| _function_1); // Select Ext Instr Set
fcalzadas	9:2db641efba7e	2090	_writeCommand(0x02); // Power On
fcalzadas	9:2db641efba7e	2091	_writeCommand(0x20 \| _function); // Select Std Instr Set
fcalzadas	9:2db641efba7e	2092	break;
fcalzadas	9:2db641efba7e	2093
fcalzadas	9:2db641efba7e	2094	default:
fcalzadas	9:2db641efba7e	2095	//Unsupported feature for other controllers
fcalzadas	9:2db641efba7e	2096	break;
fcalzadas	9:2db641efba7e	2097	} // end switch
fcalzadas	9:2db641efba7e	2098	}
fcalzadas	9:2db641efba7e	2099	else {
fcalzadas	9:2db641efba7e	2100	// Switch off
fcalzadas	9:2db641efba7e	2101	setMode(DispOff);
fcalzadas	9:2db641efba7e	2102
fcalzadas	9:2db641efba7e	2103	// Controllers that support specific Power Down mode
fcalzadas	9:2db641efba7e	2104	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2105
fcalzadas	9:2db641efba7e	2106	// case PCF2113_3V3 :
fcalzadas	9:2db641efba7e	2107	// case PCF2119_3V3 :
fcalzadas	9:2db641efba7e	2108	// case ST7032_3V3 :
fcalzadas	9:2db641efba7e	2109	//@todo
fcalzadas	9:2db641efba7e	2110	// disable Booster Bon
fcalzadas	9:2db641efba7e	2111
fcalzadas	9:2db641efba7e	2112	case WS0010:
fcalzadas	9:2db641efba7e	2113	_writeCommand(0x13); // Char mode, DC/DC off
fcalzadas	9:2db641efba7e	2114	break;
fcalzadas	9:2db641efba7e	2115
fcalzadas	9:2db641efba7e	2116	case KS0073:
fcalzadas	9:2db641efba7e	2117	case KS0078:
fcalzadas	9:2db641efba7e	2118	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2119	// case SSD1803_5V :
fcalzadas	9:2db641efba7e	2120	_writeCommand(0x20 \| _function_1); // Select Ext Instr Set
fcalzadas	9:2db641efba7e	2121	_writeCommand(0x03); // Power Down
fcalzadas	9:2db641efba7e	2122	_writeCommand(0x20 \| _function); // Select Std Instr Set
fcalzadas	9:2db641efba7e	2123	break;
fcalzadas	9:2db641efba7e	2124
fcalzadas	9:2db641efba7e	2125	default:
fcalzadas	9:2db641efba7e	2126	//Unsupported feature for other controllers
fcalzadas	9:2db641efba7e	2127	break;
fcalzadas	9:2db641efba7e	2128	} // end switch
fcalzadas	9:2db641efba7e	2129	}
fcalzadas	9:2db641efba7e	2130	} // end setPower()
fcalzadas	9:2db641efba7e	2131
fcalzadas	9:2db641efba7e	2132
fcalzadas	9:2db641efba7e	2133	/** Set Orient
fcalzadas	9:2db641efba7e	2134	* setOrient method is supported by some compatible devices (eg SSD1803, US2066) that have top/bottom view modes
fcalzadas	9:2db641efba7e	2135	*
fcalzadas	9:2db641efba7e	2136	* @param LCDOrient orient Orientation
fcalzadas	9:2db641efba7e	2137	* @return none
fcalzadas	9:2db641efba7e	2138	*/
fcalzadas	9:2db641efba7e	2139	void TextLCD_Base::setOrient(LCDOrient orient){
fcalzadas	9:2db641efba7e	2140
fcalzadas	9:2db641efba7e	2141	switch (orient) {
fcalzadas	9:2db641efba7e	2142
fcalzadas	9:2db641efba7e	2143	case Top:
fcalzadas	9:2db641efba7e	2144	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2145	case PCF2103_3V3:
fcalzadas	9:2db641efba7e	2146	case PCF2116_3V3:
fcalzadas	9:2db641efba7e	2147	case PCF2116_5V:
fcalzadas	9:2db641efba7e	2148	case PCF2119_3V3:
fcalzadas	9:2db641efba7e	2149	_writeCommand(0x20 \| _function \| 0x01); // Set function, Select Instr Set = 1
fcalzadas	9:2db641efba7e	2150	_writeCommand(0x05); // Display Conf Set 0000 0, 1, P=0, Q=1 (Instr. Set 1)
fcalzadas	9:2db641efba7e	2151	_writeCommand(0x20 \| _function); // Set function, Select Instr Set = 0
fcalzadas	9:2db641efba7e	2152	break;
fcalzadas	9:2db641efba7e	2153
fcalzadas	9:2db641efba7e	2154	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2155	// case SSD1803_5V :
fcalzadas	9:2db641efba7e	2156	case US2066_3V3 :
fcalzadas	9:2db641efba7e	2157	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	2158	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2159	// _writeCommand(0x06); // Set ext entry mode, 0 0 0 0 0 1 BDC=1 COM1-32, BDS=0 SEG100-1 "Bottom View" (Ext Instr Set)
fcalzadas	9:2db641efba7e	2160	_writeCommand(0x05); // Set ext entry mode, 0 0 0 0 0 1 BDC=0 COM32-1, BDS=1 SEG1-100 "Top View" (Ext Instr Set)
fcalzadas	9:2db641efba7e	2161
fcalzadas	9:2db641efba7e	2162	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2163	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2164	break;
fcalzadas	9:2db641efba7e	2165
fcalzadas	9:2db641efba7e	2166	case ST7070:
fcalzadas	9:2db641efba7e	2167	_writeCommand(0x20 \| _function \| 0x04); // Set function, 0 0 1 DL, N, EXT=1, x, x (Select Instr Set = 1)
fcalzadas	9:2db641efba7e	2168
fcalzadas	9:2db641efba7e	2169	_writeCommand(0x40 \| 0x00); // COM/SEG directions 0 1 0 0 C1, C2, S1, S2 (Instr Set 1)
fcalzadas	9:2db641efba7e	2170	// C1=1: Com1-8 -> Com8-1; C2=1: Com9-16 -> Com16-9
fcalzadas	9:2db641efba7e	2171	// S1=1: Seg1-40 -> Seg40-1; S2=1: Seg41-80 -> Seg80-41
fcalzadas	9:2db641efba7e	2172	wait_ms(5); // Wait to ensure completion or ST7070 fails to set Top/Bottom after reset..
fcalzadas	9:2db641efba7e	2173
fcalzadas	9:2db641efba7e	2174	_writeCommand(0x20 \| _function); // Set function, EXT=0 (Select Instr Set = 0)
fcalzadas	9:2db641efba7e	2175
fcalzadas	9:2db641efba7e	2176	break; // case ST7070 Controller
fcalzadas	9:2db641efba7e	2177
fcalzadas	9:2db641efba7e	2178	default:
fcalzadas	9:2db641efba7e	2179	//Unsupported feature for other controllers
fcalzadas	9:2db641efba7e	2180	break;
fcalzadas	9:2db641efba7e	2181
fcalzadas	9:2db641efba7e	2182	} // end switch _ctrl
fcalzadas	9:2db641efba7e	2183	break; // end Top
fcalzadas	9:2db641efba7e	2184
fcalzadas	9:2db641efba7e	2185	case Bottom:
fcalzadas	9:2db641efba7e	2186	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2187	case PCF2103_3V3:
fcalzadas	9:2db641efba7e	2188	case PCF2116_3V3:
fcalzadas	9:2db641efba7e	2189	case PCF2116_5V:
fcalzadas	9:2db641efba7e	2190	case PCF2119_3V3:
fcalzadas	9:2db641efba7e	2191	_writeCommand(0x20 \| _function \| 0x01); // Set function, Select Instr Set = 1
fcalzadas	9:2db641efba7e	2192	_writeCommand(0x06); // Display Conf Set 0000 0, 1, P=1, Q=0 (Instr. Set 1)
fcalzadas	9:2db641efba7e	2193	_writeCommand(0x20 \| _function); // Set function, Select Instr Set = 0
fcalzadas	9:2db641efba7e	2194	break;
fcalzadas	9:2db641efba7e	2195
fcalzadas	9:2db641efba7e	2196	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2197	// case SSD1803_5V :
fcalzadas	9:2db641efba7e	2198	case US2066_3V3 :
fcalzadas	9:2db641efba7e	2199	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	2200	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2201	_writeCommand(0x06); // Set ext entry mode, 0 0 0 0 0 1 BDC=1 COM1-32, BDS=0 SEG100-1 "Bottom View" (Ext Instr Set)
fcalzadas	9:2db641efba7e	2202	// _writeCommand(0x05); // Set ext entry mode, 0 0 0 0 0 1 BDC=0 COM32-1, BDS=1 SEG1-100 "Top View" (Ext Instr Set)
fcalzadas	9:2db641efba7e	2203
fcalzadas	9:2db641efba7e	2204	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2205	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2206	break;
fcalzadas	9:2db641efba7e	2207
fcalzadas	9:2db641efba7e	2208	case ST7070:
fcalzadas	9:2db641efba7e	2209	//Note: this does not result in correct top/bottom view.
fcalzadas	9:2db641efba7e	2210	//The left and right half of each row are reversed and the addressing of both rows is also incorrect:
fcalzadas	9:2db641efba7e	2211	//Top/bottomline when orientation is flipped:
fcalzadas	9:2db641efba7e	2212	// 0x48...0x4F 0x40...0x47
fcalzadas	9:2db641efba7e	2213	// 0x08...0x0F 0x00...0x07
fcalzadas	9:2db641efba7e	2214	_writeCommand(0x20 \| _function \| 0x04); // Set function, 0 0 1 DL N EXT=1 x x (Select Instr Set = 1)
fcalzadas	9:2db641efba7e	2215
fcalzadas	9:2db641efba7e	2216	_writeCommand(0x40 \| 0x0F); // COM/SEG directions 0 1 0 0 C1, C2, S1, S2 (Instr Set 1)
fcalzadas	9:2db641efba7e	2217	// C1=1: Com1-8 -> Com8-1; C2=1: Com9-16 -> Com16-9
fcalzadas	9:2db641efba7e	2218	// S1=1: Seg1-40 -> Seg40-1; S2=1: Seg41-80 -> Seg80-41
fcalzadas	9:2db641efba7e	2219	wait_ms(5); // Wait to ensure completion or ST7070 fails to set Top/Bottom after reset..
fcalzadas	9:2db641efba7e	2220
fcalzadas	9:2db641efba7e	2221	_writeCommand(0x20 \| _function); // Set function, EXT=0 (Select Instr Set = 0)
fcalzadas	9:2db641efba7e	2222
fcalzadas	9:2db641efba7e	2223	break; // case ST7070 Controller
fcalzadas	9:2db641efba7e	2224
fcalzadas	9:2db641efba7e	2225	default:
fcalzadas	9:2db641efba7e	2226	//Unsupported feature for other controllers
fcalzadas	9:2db641efba7e	2227	break;
fcalzadas	9:2db641efba7e	2228
fcalzadas	9:2db641efba7e	2229	} // end switch _ctrl
fcalzadas	9:2db641efba7e	2230
fcalzadas	9:2db641efba7e	2231	break; // end Bottom
fcalzadas	9:2db641efba7e	2232	} // end switch orient
fcalzadas	9:2db641efba7e	2233	} // end setOrient()
fcalzadas	9:2db641efba7e	2234
fcalzadas	9:2db641efba7e	2235	/** Set Big Font
fcalzadas	9:2db641efba7e	2236	* setBigFont method is supported by some compatible devices (eg SSD1803, US2066)
fcalzadas	9:2db641efba7e	2237	*
fcalzadas	9:2db641efba7e	2238	* @param lines The selected Big Font lines (None, TopLine, CenterLine, BottomLine, TopBottomLine)
fcalzadas	9:2db641efba7e	2239	* Double height characters can be shown on lines 1+2, 2+3, 3+4 or 1+2 and 3+4
fcalzadas	9:2db641efba7e	2240	* Valid double height lines depend on the LCDs number of rows.
fcalzadas	9:2db641efba7e	2241	*/
fcalzadas	9:2db641efba7e	2242	void TextLCD_Base::setBigFont(LCDBigFont lines) {
fcalzadas	9:2db641efba7e	2243
fcalzadas	9:2db641efba7e	2244	switch (lines) {
fcalzadas	9:2db641efba7e	2245	case None:
fcalzadas	9:2db641efba7e	2246	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2247	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2248	case US2066_3V3 :
fcalzadas	9:2db641efba7e	2249	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	2250	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2251	_writeCommand(0x1C); // Double Height, 0 0 0 1 UD2=1, UD1=1, X, DH'=0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	2252	// Default
fcalzadas	9:2db641efba7e	2253	_function = _function & ~0x04; // Set function, 0 0 1 DL N DH=0 RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2254	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2255	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2256	break; // end US2066
fcalzadas	9:2db641efba7e	2257
fcalzadas	9:2db641efba7e	2258	default:
fcalzadas	9:2db641efba7e	2259	break; // end default
fcalzadas	9:2db641efba7e	2260	} // end switch _ctrl
fcalzadas	9:2db641efba7e	2261	break; // end None
fcalzadas	9:2db641efba7e	2262
fcalzadas	9:2db641efba7e	2263	case TopLine:
fcalzadas	9:2db641efba7e	2264	if (_nr_rows < 2) return; //Sanity check
fcalzadas	9:2db641efba7e	2265
fcalzadas	9:2db641efba7e	2266	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2267	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2268	case US2066_3V3 :
fcalzadas	9:2db641efba7e	2269	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	2270	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2271	_writeCommand(0x1C); // Double Height, 0 0 0 1 UD2=1, UD1=1, X, DH'=0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	2272	// Default
fcalzadas	9:2db641efba7e	2273	_function = _function \| 0x04; // Set function, 0 0 1 DL N DH=1 RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2274	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2275	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2276	break; // end US2066, SSD1803
fcalzadas	9:2db641efba7e	2277
fcalzadas	9:2db641efba7e	2278	default:
fcalzadas	9:2db641efba7e	2279	break; // end default
fcalzadas	9:2db641efba7e	2280	} // end switch _ctrl
fcalzadas	9:2db641efba7e	2281	break; // end TopLine
fcalzadas	9:2db641efba7e	2282
fcalzadas	9:2db641efba7e	2283	case CenterLine:
fcalzadas	9:2db641efba7e	2284	if (_nr_rows != 4) return; //Sanity check
fcalzadas	9:2db641efba7e	2285
fcalzadas	9:2db641efba7e	2286	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2287	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2288	case US2066_3V3 :
fcalzadas	9:2db641efba7e	2289	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	2290	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2291	_writeCommand(0x14); // Double Height, 0 0 0 1 UD2=0, UD1=1, X, DH'=0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	2292	// Default
fcalzadas	9:2db641efba7e	2293	_function = _function \| 0x04; // Set function, 0 0 1 DL N DH=1 RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2294	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2295	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2296	break; // end US2066, SSD1803
fcalzadas	9:2db641efba7e	2297
fcalzadas	9:2db641efba7e	2298	default:
fcalzadas	9:2db641efba7e	2299	break; // end default
fcalzadas	9:2db641efba7e	2300	} // end switch _ctrl
fcalzadas	9:2db641efba7e	2301	break; // end CenterLine
fcalzadas	9:2db641efba7e	2302
fcalzadas	9:2db641efba7e	2303	case BottomLine:
fcalzadas	9:2db641efba7e	2304	if (_nr_rows < 3) return; //Sanity check
fcalzadas	9:2db641efba7e	2305
fcalzadas	9:2db641efba7e	2306	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2307	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2308	case US2066_3V3 :
fcalzadas	9:2db641efba7e	2309	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	2310	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2311	if (_nr_rows == 3) {
fcalzadas	9:2db641efba7e	2312	_writeCommand(0x14); // Double Height, 0 0 0 1 UD2=0, UD1=1, X, DH'=0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	2313	}
fcalzadas	9:2db641efba7e	2314	else {
fcalzadas	9:2db641efba7e	2315	_writeCommand(0x10); // Double Height, 0 0 0 1 UD2=0, UD1=0, X, DH'=0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	2316	}
fcalzadas	9:2db641efba7e	2317	_function = _function \| 0x04; // Set function, 0 0 1 DL N DH=1 RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2318	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2319	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2320	break; // end US2066, SSD1803
fcalzadas	9:2db641efba7e	2321
fcalzadas	9:2db641efba7e	2322	default:
fcalzadas	9:2db641efba7e	2323	break; // end default
fcalzadas	9:2db641efba7e	2324	} // end switch _ctrl
fcalzadas	9:2db641efba7e	2325	break; // end BottomLine
fcalzadas	9:2db641efba7e	2326
fcalzadas	9:2db641efba7e	2327	case TopBottomLine:
fcalzadas	9:2db641efba7e	2328	if (_nr_rows != 4) return; //Sanity check
fcalzadas	9:2db641efba7e	2329
fcalzadas	9:2db641efba7e	2330	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2331	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2332	case US2066_3V3 :
fcalzadas	9:2db641efba7e	2333	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 X N BE RE(1) REV
fcalzadas	9:2db641efba7e	2334	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2335	_writeCommand(0x18); // Double Height, 0 0 0 1 UD2=1, UD1=0, X, DH'=0 (Ext Instr Set)
fcalzadas	9:2db641efba7e	2336	// Default
fcalzadas	9:2db641efba7e	2337	_function = _function \| 0x04; // Set function, 0 0 1 DL N DH=1 RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2338	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS=0 Select Instruction Set 0
fcalzadas	9:2db641efba7e	2339	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2340	break; // end US2066, SSD1803
fcalzadas	9:2db641efba7e	2341
simon	1:ac48b187213c	2342	default:
fcalzadas	9:2db641efba7e	2343	break; // end default
fcalzadas	9:2db641efba7e	2344	} // end switch _ctrl
fcalzadas	9:2db641efba7e	2345	break; // end TopBottomLine
fcalzadas	9:2db641efba7e	2346
fcalzadas	9:2db641efba7e	2347	} // end switch lines
fcalzadas	9:2db641efba7e	2348
fcalzadas	9:2db641efba7e	2349	} // end setBigFont()
fcalzadas	9:2db641efba7e	2350
fcalzadas	9:2db641efba7e	2351
fcalzadas	9:2db641efba7e	2352	/** Set Icons
fcalzadas	9:2db641efba7e	2353	*
fcalzadas	9:2db641efba7e	2354	* @param unsigned char idx The Index of the icon pattern (0..15) for KS0073 and similar controllers
fcalzadas	9:2db641efba7e	2355	* and Index (0..31) for PCF2103 and similar controllers
fcalzadas	9:2db641efba7e	2356	* @param unsigned char data The bitpattern for the icons (6 lsb for KS0073 bitpattern (5 lsb for KS0078) and 2 msb for blinkmode)
fcalzadas	9:2db641efba7e	2357	* The bitpattern for the PCF2103 icons is 5 lsb (UDC 0..2) and 5 lsb for blinkmode (UDC 4..6)
fcalzadas	9:2db641efba7e	2358	*/
fcalzadas	9:2db641efba7e	2359	void TextLCD_Base::setIcon(unsigned char idx, unsigned char data) {
fcalzadas	9:2db641efba7e	2360	// Blinking icons are enabled when a specific controlbit (BE) is set.
fcalzadas	9:2db641efba7e	2361	// The blinking pixels in the icons can be controlled by setting additional bits in the icon bitpattern.
fcalzadas	9:2db641efba7e	2362	// Icons are defined by a byte bitpattern. The P0..P5 form the Icon pattern for KS0073, and P0..P4 for KS0078
fcalzadas	9:2db641efba7e	2363	// P7 P6 P5 P4 P3 P2 P1 P0
fcalzadas	9:2db641efba7e	2364	// 0 B1 B0 0 0 1 1 1 0
fcalzadas	9:2db641efba7e	2365	// 1 B1 B0 1 1 0 0 0 1
fcalzadas	9:2db641efba7e	2366	// .............
fcalzadas	9:2db641efba7e	2367	// 15 B1 B0 1 1 0 0 0 1
fcalzadas	9:2db641efba7e	2368	//
fcalzadas	9:2db641efba7e	2369	// Bit 6 and Bit 7 in the pattern will control the blinking mode when Blink is enabled through BE.
fcalzadas	9:2db641efba7e	2370	// B1 B0 Mode
fcalzadas	9:2db641efba7e	2371	// 0 0 No Blinking for this icon row
fcalzadas	9:2db641efba7e	2372	// 0 1 Enabled pixels in P5 will blink
fcalzadas	9:2db641efba7e	2373	// 1 x Enabled pixels in P0..P5 will blink
fcalzadas	9:2db641efba7e	2374	//
fcalzadas	9:2db641efba7e	2375	// Note: the PCF2103 and PCF2113 use UDCs to set Icons
fcalzadas	9:2db641efba7e	2376	// 3 x 8 rows x 5 bits = 120 bits Icons for Normal pattern (UDC 0..2) and
fcalzadas	9:2db641efba7e	2377	// 3 x 8 rows x 5 bits = 120 bits Icons for Blink pattern (UDC 4..6)
fcalzadas	9:2db641efba7e	2378	// Note: the PCF2119 uses UDCs to set Icons
fcalzadas	9:2db641efba7e	2379	// 4 x 8 rows x 5 bits = 160 bits Icons for Normal pattern (UDC 0..3) and
fcalzadas	9:2db641efba7e	2380	// 4 x 8 rows x 5 bits = 160 bits Icons for Blink pattern (UDC 4..7)
fcalzadas	9:2db641efba7e	2381
fcalzadas	9:2db641efba7e	2382	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2383	case KS0073:
fcalzadas	9:2db641efba7e	2384	case KS0078:
fcalzadas	9:2db641efba7e	2385	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 DL N RE(1) BE LP
fcalzadas	9:2db641efba7e	2386	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2387	_writeCommand(0x40 \| (idx & 0x0F)); // Set Icon Address, mask Address to valid range (Ext Instr Set)
fcalzadas	9:2db641efba7e	2388
fcalzadas	9:2db641efba7e	2389	_writeData(data); // Set Icon pattern (Ext Instr Set)
fcalzadas	9:2db641efba7e	2390
fcalzadas	9:2db641efba7e	2391	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N RE(0) DH REV Select Instruction Set 0
fcalzadas	9:2db641efba7e	2392	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2393	break; // end KS0073, KS0078
fcalzadas	9:2db641efba7e	2394
fcalzadas	9:2db641efba7e	2395	case ST7032_3V3:
fcalzadas	9:2db641efba7e	2396	case ST7032_5V:
fcalzadas	9:2db641efba7e	2397	_writeCommand(0x20 \| _function \| 0x01); // Set function, 0 0 1 DL N F 0 IS=1 Select Instr Set = 1
fcalzadas	9:2db641efba7e	2398	_writeCommand(0x40 \| (idx & 0x0F)); // Set Icon Address, mask Address to valid range (Instr Set 1)
fcalzadas	9:2db641efba7e	2399
fcalzadas	9:2db641efba7e	2400	_writeData(data & 0x1F); // Set Icon pattern, no blink support (Instr Set 1)
fcalzadas	9:2db641efba7e	2401
fcalzadas	9:2db641efba7e	2402	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N RE(0) DH REV Select Instruction Set 0
fcalzadas	9:2db641efba7e	2403	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2404	break; // end ST7032
fcalzadas	9:2db641efba7e	2405
fcalzadas	9:2db641efba7e	2406	case ST7036_3V3:
fcalzadas	9:2db641efba7e	2407	case ST7036_5V:
fcalzadas	9:2db641efba7e	2408	_writeCommand(0x20 \| _function \| 0x01); // Set function, 0 0 1 DL N DH IS2,IS1 = 01 (Select Instr Set = 1)
fcalzadas	9:2db641efba7e	2409	_writeCommand(0x40 \| (idx & 0x0F)); // Set Icon Address, mask Address to valid range (Instr Set 1)
fcalzadas	9:2db641efba7e	2410
fcalzadas	9:2db641efba7e	2411	_writeData(data & 0x1F); // Set Icon pattern, no blink support (Instr Set 1)
fcalzadas	9:2db641efba7e	2412
fcalzadas	9:2db641efba7e	2413	_writeCommand(0x20 \| _function); // Set function, IS2,IS1 = 00 (Select Instr Set = 0)
fcalzadas	9:2db641efba7e	2414	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2415	break; // end ST7036
fcalzadas	9:2db641efba7e	2416
fcalzadas	9:2db641efba7e	2417	case SSD1803_3V3:
fcalzadas	9:2db641efba7e	2418	// case SSD1803_5V:
fcalzadas	9:2db641efba7e	2419	_writeCommand(0x20 \| _function \| 0x01); // Set function, 0 0 1 DL N DH RE(0) IS
fcalzadas	9:2db641efba7e	2420	// Select Instruction Set 1
fcalzadas	9:2db641efba7e	2421	_writeCommand(0x40 \| (idx & 0x0F)); // Set Icon Address, mask Address to valid range (Instr Set = 1)
fcalzadas	9:2db641efba7e	2422	_writeData(data); // Set Icon pattern (Instr Set = 1)
fcalzadas	9:2db641efba7e	2423
fcalzadas	9:2db641efba7e	2424	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS
fcalzadas	9:2db641efba7e	2425	// Select IS=0
fcalzadas	9:2db641efba7e	2426	break; // end SSD1803
fcalzadas	9:2db641efba7e	2427
fcalzadas	9:2db641efba7e	2428	case PCF2103_3V3:
fcalzadas	9:2db641efba7e	2429	case PCF2113_3V3:
fcalzadas	9:2db641efba7e	2430	case PCF2119_3V3:
fcalzadas	9:2db641efba7e	2431	// Store UDC/Icon pattern for PCF2103 and PCF2113:
fcalzadas	9:2db641efba7e	2432	// 3 x 8 rows x 5 bits = 120 bits for Normal pattern (UDC 0..2) and
fcalzadas	9:2db641efba7e	2433	// 3 x 8 rows x 5 bits = 120 bits for Blink pattern (UDC 4..6)
fcalzadas	9:2db641efba7e	2434	// Store UDC/Icon pattern for PCF2119:
fcalzadas	9:2db641efba7e	2435	// 4 x 8 rows x 5 bits = 160 bits for Normal pattern (UDC 0..3) and
fcalzadas	9:2db641efba7e	2436	// 4 x 8 rows x 5 bits = 160 bits for Blink pattern (UDC 4..7)
fcalzadas	9:2db641efba7e	2437	_writeCommand(0x40 \| (idx & 0x3F)); //Set CG-RAM address, 8 sequential locations needed per UDC
fcalzadas	9:2db641efba7e	2438	_writeData(data); // Set Icon pattern (Instr Set = 1)
fcalzadas	9:2db641efba7e	2439	break; // case PCF2103_3V3 Controller
fcalzadas	9:2db641efba7e	2440
fcalzadas	9:2db641efba7e	2441	default:
fcalzadas	9:2db641efba7e	2442	break; // end default
fcalzadas	9:2db641efba7e	2443	} // end switch _ctrl
fcalzadas	9:2db641efba7e	2444
fcalzadas	9:2db641efba7e	2445	//Select DD RAM again for current LCD controller and restore the addresspointer
fcalzadas	9:2db641efba7e	2446	int addr = getAddress(_column, _row);
fcalzadas	9:2db641efba7e	2447	_writeCommand(0x80 \| addr);
fcalzadas	9:2db641efba7e	2448
fcalzadas	9:2db641efba7e	2449	} // end setIcon()
fcalzadas	9:2db641efba7e	2450
fcalzadas	9:2db641efba7e	2451	/** Clear Icons
fcalzadas	9:2db641efba7e	2452	*
fcalzadas	9:2db641efba7e	2453	* @param none
fcalzadas	9:2db641efba7e	2454	* @return none
fcalzadas	9:2db641efba7e	2455	*/
fcalzadas	9:2db641efba7e	2456	//@TODO Add support for 40x4 dual controller
fcalzadas	9:2db641efba7e	2457	void TextLCD_Base::clrIcon() {
fcalzadas	9:2db641efba7e	2458	// Icons are defined by a byte bitpattern. The P0..P5 form the Icon pattern for KS0073, and P0..P4 for KS0078
fcalzadas	9:2db641efba7e	2459	// P7 P6 P5 P4 P3 P2 P1 P0
fcalzadas	9:2db641efba7e	2460	// 0 B1 B0 0 0 0 0 0 0
fcalzadas	9:2db641efba7e	2461	// 1 B1 B0 0 0 0 0 0 0
fcalzadas	9:2db641efba7e	2462	// .............
fcalzadas	9:2db641efba7e	2463	// 15 B1 B0 0 0 0 0 0 0
fcalzadas	9:2db641efba7e	2464	//
fcalzadas	9:2db641efba7e	2465	// Bit 6 and Bit 7 in the pattern will control the blinking mode when Blink is enabled through BE.
fcalzadas	9:2db641efba7e	2466	// B1 B0 Mode
fcalzadas	9:2db641efba7e	2467	// 0 0 No Blinking for this icon row
fcalzadas	9:2db641efba7e	2468	// 0 1 Enabled pixels in P5 will blink
fcalzadas	9:2db641efba7e	2469	// 1 x Enabled pixels in P0..P5 will blink
fcalzadas	9:2db641efba7e	2470	//
fcalzadas	9:2db641efba7e	2471	// Note: the PCF2103 and PCF2113 use UDCs to set Icons
fcalzadas	9:2db641efba7e	2472	// 3 x 8 rows x 5 bits = 120 bits Icons for Normal pattern (UDC 0..2) and
fcalzadas	9:2db641efba7e	2473	// 3 x 8 rows x 5 bits = 120 bits Icons for Blink pattern (UDC 4..6)
fcalzadas	9:2db641efba7e	2474	// Note: the PCF2119 uses UDCs to set Icons
fcalzadas	9:2db641efba7e	2475	// 4 x 8 rows x 5 bits = 160 bits Icons for Normal pattern (UDC 0..3) and
fcalzadas	9:2db641efba7e	2476	// 4 x 8 rows x 5 bits = 160 bits Icons for Blink pattern (UDC 4..7)
fcalzadas	9:2db641efba7e	2477	int idx;
fcalzadas	9:2db641efba7e	2478
fcalzadas	9:2db641efba7e	2479	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2480	case KS0073:
fcalzadas	9:2db641efba7e	2481	case KS0078:
fcalzadas	9:2db641efba7e	2482	_writeCommand(0x20 \| _function_1); // Set function, 0 0 1 DL N RE(1) BE LP
fcalzadas	9:2db641efba7e	2483	// Select Extended Instruction Set
fcalzadas	9:2db641efba7e	2484	for (idx=0; idx<16; idx++) {
fcalzadas	9:2db641efba7e	2485	_writeCommand(0x40 \| idx); // Set Icon Address, mask Address to valid range (Ext Instr Set)
fcalzadas	9:2db641efba7e	2486	_writeData(0x00); // Clear Icon pattern (Ext Instr Set)
fcalzadas	9:2db641efba7e	2487	}
fcalzadas	9:2db641efba7e	2488	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N RE(0) DH REV Select Std Instruction Set
fcalzadas	9:2db641efba7e	2489	// Select Std Instr set
fcalzadas	9:2db641efba7e	2490	break; // end KS0073, KS0078
fcalzadas	9:2db641efba7e	2491
fcalzadas	9:2db641efba7e	2492	case ST7032_3V3:
fcalzadas	9:2db641efba7e	2493	case ST7032_5V:
fcalzadas	9:2db641efba7e	2494	_writeCommand(0x20 \| _function \| 0x01); // Set function, 0 0 1 DL N F 0 IS=1 Select Instr Set = 1
fcalzadas	9:2db641efba7e	2495
fcalzadas	9:2db641efba7e	2496	for (idx=0; idx<16; idx++) {
fcalzadas	9:2db641efba7e	2497	_writeCommand(0x40 \| idx); // Set Icon Address, mask Address to valid range (Instr Set 1)
fcalzadas	9:2db641efba7e	2498	_writeData(0x00); // Clear Icon pattern (Instr Set 1)
fcalzadas	9:2db641efba7e	2499	}
fcalzadas	9:2db641efba7e	2500
fcalzadas	9:2db641efba7e	2501	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N RE(0) DH REV Select Instruction Set 0
fcalzadas	9:2db641efba7e	2502	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2503	break; // end ST7032
fcalzadas	9:2db641efba7e	2504
fcalzadas	9:2db641efba7e	2505	case ST7036_3V3:
fcalzadas	9:2db641efba7e	2506	case ST7036_5V:
fcalzadas	9:2db641efba7e	2507	_writeCommand(0x20 \| _function \| 0x01); // Set function, 0 0 1 DL N DH IS2,IS1 = 01 (Select Instr Set = 1)
fcalzadas	9:2db641efba7e	2508
fcalzadas	9:2db641efba7e	2509	for (idx=0; idx<16; idx++) {
fcalzadas	9:2db641efba7e	2510	_writeCommand(0x40 \| idx); // Set Icon Address, mask Address to valid range (Instr Set 1)
fcalzadas	9:2db641efba7e	2511	_writeData(0x00); // Clear Icon pattern (Instr Set 1)
fcalzadas	9:2db641efba7e	2512	}
fcalzadas	9:2db641efba7e	2513
fcalzadas	9:2db641efba7e	2514	_writeCommand(0x20 \| _function); // Set function, IS2,IS1 = 00 (Select Instr Set = 0)
fcalzadas	9:2db641efba7e	2515	// Select Std Instr set, Select IS=0
fcalzadas	9:2db641efba7e	2516	break; // end ST7036
fcalzadas	9:2db641efba7e	2517
fcalzadas	9:2db641efba7e	2518	case SSD1803_3V3:
fcalzadas	9:2db641efba7e	2519	// case SSD1803_5V:
fcalzadas	9:2db641efba7e	2520	_writeCommand(0x20 \| _function \| 0x01); // Set function, 0 0 1 DL N DH RE(0) IS
fcalzadas	9:2db641efba7e	2521	// Select Instruction Set 1
fcalzadas	9:2db641efba7e	2522	for (idx=0; idx<16; idx++) {
fcalzadas	9:2db641efba7e	2523	_writeCommand(0x40 \| idx); // Set Icon Address, mask Address to valid range (Ext Instr Set)
fcalzadas	9:2db641efba7e	2524	_writeData(0x00); // Clear Icon pattern (Ext Instr Set)
fcalzadas	9:2db641efba7e	2525	}
fcalzadas	9:2db641efba7e	2526	_writeCommand(0x20 \| _function); // Set function, 0 0 1 DL N DH RE(0) IS
fcalzadas	9:2db641efba7e	2527	// Select IS=0
fcalzadas	9:2db641efba7e	2528	break; // end SSD1803
fcalzadas	9:2db641efba7e	2529
fcalzadas	9:2db641efba7e	2530	case PCF2103_3V3:
fcalzadas	9:2db641efba7e	2531	case PCF2113_3V3:
fcalzadas	9:2db641efba7e	2532	// PCF2103 and PCF2113 use part of the UDC RAM to control Icons
fcalzadas	9:2db641efba7e	2533	// Select CG RAM
fcalzadas	9:2db641efba7e	2534
fcalzadas	9:2db641efba7e	2535	_writeCommand(0x40 \| (0 * 8)); //Set CG-RAM address, 8 sequential locations needed per UDC
fcalzadas	9:2db641efba7e	2536	// Store UDC/Icon pattern:
fcalzadas	9:2db641efba7e	2537	// 3 x 8 rows x 5 bits = 120 bits for Normal pattern (UDC 0..2) and
fcalzadas	9:2db641efba7e	2538	for (int i=0; i<(3 * 8); i++) {
fcalzadas	9:2db641efba7e	2539	// _writeData(0x1F); // All On
fcalzadas	9:2db641efba7e	2540	_writeData(0x00); // All Off
fcalzadas	9:2db641efba7e	2541	}
fcalzadas	9:2db641efba7e	2542
fcalzadas	9:2db641efba7e	2543	_writeCommand(0x40 \| (4 * 8)); //Set CG-RAM address, 8 sequential locations needed per UDC
fcalzadas	9:2db641efba7e	2544	// 3 x 8 rows x 5 bits = 120 bits for Blink pattern (UDC 4..6)
fcalzadas	9:2db641efba7e	2545	for (int i=0; i<(3 * 8); i++) {
fcalzadas	9:2db641efba7e	2546	// _writeData(0x1F); // All On
fcalzadas	9:2db641efba7e	2547	_writeData(0x00); // All Off
fcalzadas	9:2db641efba7e	2548	}
fcalzadas	9:2db641efba7e	2549	break; // case PCF2103_3V3 Controller
fcalzadas	9:2db641efba7e	2550
fcalzadas	9:2db641efba7e	2551	case PCF2119_3V3:
fcalzadas	9:2db641efba7e	2552	// PCF2119 uses part of the UDC RAM to control Icons
fcalzadas	9:2db641efba7e	2553	// Select CG RAM
fcalzadas	9:2db641efba7e	2554
fcalzadas	9:2db641efba7e	2555	_writeCommand(0x40 \| (0 * 8)); //Set CG-RAM address, 8 sequential locations needed per UDC
fcalzadas	9:2db641efba7e	2556	// Store UDC/Icon pattern:
fcalzadas	9:2db641efba7e	2557	// 4 x 8 rows x 5 bits = 160 bits for Normal pattern (UDC 0..3) and
fcalzadas	9:2db641efba7e	2558	for (int i=0; i<(4 * 8); i++) {
fcalzadas	9:2db641efba7e	2559	// _writeData(0x1F); // All On
fcalzadas	9:2db641efba7e	2560	_writeData(0x00); // All Off
fcalzadas	9:2db641efba7e	2561	}
fcalzadas	9:2db641efba7e	2562
fcalzadas	9:2db641efba7e	2563	_writeCommand(0x40 \| (4 * 8)); //Set CG-RAM address, 8 sequential locations needed per UDC
fcalzadas	9:2db641efba7e	2564	// 4 x 8 rows x 5 bits = 160 bits for Blink pattern (UDC 4..7)
fcalzadas	9:2db641efba7e	2565	for (int i=0; i<(4 * 8); i++) {
fcalzadas	9:2db641efba7e	2566	// _writeData(0x1F); // All On
fcalzadas	9:2db641efba7e	2567	_writeData(0x00); // All Off
fcalzadas	9:2db641efba7e	2568	}
fcalzadas	9:2db641efba7e	2569	break; // case PCF2119_3V3 Controller
fcalzadas	9:2db641efba7e	2570
fcalzadas	9:2db641efba7e	2571	default:
fcalzadas	9:2db641efba7e	2572	break; // end default
fcalzadas	9:2db641efba7e	2573	} // end switch _ctrl
fcalzadas	9:2db641efba7e	2574
fcalzadas	9:2db641efba7e	2575	//Select DD RAM again for current LCD controller and restore the addresspointer
fcalzadas	9:2db641efba7e	2576	int addr = getAddress(_column, _row);
fcalzadas	9:2db641efba7e	2577	_writeCommand(0x80 \| addr);
fcalzadas	9:2db641efba7e	2578	} //end clrIcon()
fcalzadas	9:2db641efba7e	2579
fcalzadas	9:2db641efba7e	2580
fcalzadas	9:2db641efba7e	2581	/** Set Invert
fcalzadas	9:2db641efba7e	2582	* setInvert method is supported by some compatible devices (eg KS0073) to swap between black and white
fcalzadas	9:2db641efba7e	2583	*
fcalzadas	9:2db641efba7e	2584	* @param bool invertOn Invert on/off
fcalzadas	9:2db641efba7e	2585	* @return none
fcalzadas	9:2db641efba7e	2586	*/
fcalzadas	9:2db641efba7e	2587	//@TODO Add support for 40x4 dual controller
fcalzadas	9:2db641efba7e	2588	void TextLCD_Base::setInvert(bool invertOn) {
fcalzadas	9:2db641efba7e	2589
fcalzadas	9:2db641efba7e	2590	if (invertOn) {
fcalzadas	9:2db641efba7e	2591	// Controllers that support Invert
fcalzadas	9:2db641efba7e	2592	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2593	case KS0073:
fcalzadas	9:2db641efba7e	2594	case KS0078:
fcalzadas	9:2db641efba7e	2595	_function = _function \| 0x01; // Enable Invert
fcalzadas	9:2db641efba7e	2596	_writeCommand(0x20 \| _function); // Activate Invert (Std Instr Set)
fcalzadas	9:2db641efba7e	2597	break;
fcalzadas	9:2db641efba7e	2598	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2599	// case SSD1803_5V :
fcalzadas	9:2db641efba7e	2600	case US2066_3V3:
fcalzadas	9:2db641efba7e	2601	// case USS2066_5V:
fcalzadas	9:2db641efba7e	2602	_function_1 = _function_1 \| 0x01; // Enable Invert
fcalzadas	9:2db641efba7e	2603	// Set function, 0 0 1 DL N BE RE(1) REV (SSD1803)
fcalzadas	9:2db641efba7e	2604	// Set function, 0 0 1 X N BE RE(1) REV (US2066)
fcalzadas	9:2db641efba7e	2605	_writeCommand(0x20 \| _function_1); // Activate Invert (Ext Instr Set)
fcalzadas	9:2db641efba7e	2606	_writeCommand(0x20 \| _function); // Return to Std Instr Set
fcalzadas	9:2db641efba7e	2607	break;
fcalzadas	9:2db641efba7e	2608	default:
fcalzadas	9:2db641efba7e	2609	//Unsupported feature for other controllers
fcalzadas	9:2db641efba7e	2610	break;
fcalzadas	9:2db641efba7e	2611	} // end switch
fcalzadas	9:2db641efba7e	2612	}
fcalzadas	9:2db641efba7e	2613	else {
fcalzadas	9:2db641efba7e	2614	// Controllers that support Invert
fcalzadas	9:2db641efba7e	2615	switch (_ctrl) {
fcalzadas	9:2db641efba7e	2616	case KS0073:
fcalzadas	9:2db641efba7e	2617	case KS0078:
fcalzadas	9:2db641efba7e	2618	_function = _function & ~0x01; // Disable Invert
fcalzadas	9:2db641efba7e	2619	_writeCommand(0x20 \| _function); // Disable Invert (Std Instr Set)
fcalzadas	9:2db641efba7e	2620	break;
fcalzadas	9:2db641efba7e	2621	case SSD1803_3V3 :
fcalzadas	9:2db641efba7e	2622	// case SSD1803_5V :
fcalzadas	9:2db641efba7e	2623	case US2066_3V3:
fcalzadas	9:2db641efba7e	2624	// case USS2066_5V:
fcalzadas	9:2db641efba7e	2625	_function_1 = _function_1 & ~0x01; // Disable Invert
fcalzadas	9:2db641efba7e	2626	// Set function, 0 0 1 DL N BE RE(1) REV (SSD1803)
fcalzadas	9:2db641efba7e	2627	// Set function, 0 0 1 X N BE RE(1) REV (US2066)
fcalzadas	9:2db641efba7e	2628	_writeCommand(0x20 \| _function_1); // Activate Invert (Ext Instr Set)
fcalzadas	9:2db641efba7e	2629	_writeCommand(0x20 \| _function); // Return to Std Instr Set
fcalzadas	9:2db641efba7e	2630	break;
fcalzadas	9:2db641efba7e	2631
fcalzadas	9:2db641efba7e	2632	default:
fcalzadas	9:2db641efba7e	2633	//Unsupported feature for other controllers
fcalzadas	9:2db641efba7e	2634	break;
fcalzadas	9:2db641efba7e	2635	} // end switch
fcalzadas	9:2db641efba7e	2636	}
fcalzadas	9:2db641efba7e	2637	} // end setInvert()
fcalzadas	9:2db641efba7e	2638
fcalzadas	9:2db641efba7e	2639	//--------- End TextLCD_Base -----------
fcalzadas	9:2db641efba7e	2640
fcalzadas	9:2db641efba7e	2641
fcalzadas	9:2db641efba7e	2642	//--------- Start TextLCD Bus -----------
fcalzadas	9:2db641efba7e	2643
fcalzadas	9:2db641efba7e	2644	/* Create a TextLCD interface for using regular mbed pins
fcalzadas	9:2db641efba7e	2645	*
fcalzadas	9:2db641efba7e	2646	* @param rs Instruction/data control line
fcalzadas	9:2db641efba7e	2647	* @param e Enable line (clock)
fcalzadas	9:2db641efba7e	2648	* @param d4-d7 Data lines for using as a 4-bit interface
fcalzadas	9:2db641efba7e	2649	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	2650	* @param bl Backlight control line (optional, default = NC)
fcalzadas	9:2db641efba7e	2651	* @param e2 Enable2 line (clock for second controller, LCD40x4 only)
fcalzadas	9:2db641efba7e	2652	* @param ctrl LCD controller (default = HD44780)
fcalzadas	9:2db641efba7e	2653	*/
fcalzadas	9:2db641efba7e	2654	TextLCD::TextLCD(PinName rs, PinName e,
fcalzadas	9:2db641efba7e	2655	PinName d4, PinName d5, PinName d6, PinName d7,
fcalzadas	9:2db641efba7e	2656	LCDType type, PinName bl, PinName e2, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	2657	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	2658	_rs(rs), _e(e), _d(d4, d5, d6, d7) {
fcalzadas	9:2db641efba7e	2659
fcalzadas	9:2db641efba7e	2660	// The hardware Backlight pin is optional. Test and make sure whether it exists or not to prevent illegal access.
fcalzadas	9:2db641efba7e	2661	if (bl != NC) {
fcalzadas	9:2db641efba7e	2662	_bl = new DigitalOut(bl); //Construct new pin
fcalzadas	9:2db641efba7e	2663	_bl->write(0); //Deactivate
fcalzadas	9:2db641efba7e	2664	}
fcalzadas	9:2db641efba7e	2665	else {
fcalzadas	9:2db641efba7e	2666	// No Hardware Backlight pin
fcalzadas	9:2db641efba7e	2667	_bl = NULL; //Construct dummy pin
fcalzadas	9:2db641efba7e	2668	}
fcalzadas	9:2db641efba7e	2669
fcalzadas	9:2db641efba7e	2670	// The hardware Enable2 pin is only needed for LCD40x4. Test and make sure whether it exists or not to prevent illegal access.
fcalzadas	9:2db641efba7e	2671	if (e2 != NC) {
fcalzadas	9:2db641efba7e	2672	_e2 = new DigitalOut(e2); //Construct new pin
fcalzadas	9:2db641efba7e	2673	_e2->write(0); //Deactivate
fcalzadas	9:2db641efba7e	2674	}
fcalzadas	9:2db641efba7e	2675	else {
fcalzadas	9:2db641efba7e	2676	// No Hardware Enable pin
fcalzadas	9:2db641efba7e	2677	_e2 = NULL; //Construct dummy pin
fcalzadas	9:2db641efba7e	2678	}
fcalzadas	9:2db641efba7e	2679
fcalzadas	9:2db641efba7e	2680	_init(_LCD_DL_4); // Set Datalength to 4 bit for mbed bus interfaces
fcalzadas	9:2db641efba7e	2681	}
fcalzadas	9:2db641efba7e	2682
fcalzadas	9:2db641efba7e	2683	/** Destruct a TextLCD interface for using regular mbed pins
fcalzadas	9:2db641efba7e	2684	*
fcalzadas	9:2db641efba7e	2685	* @param none
fcalzadas	9:2db641efba7e	2686	* @return none
fcalzadas	9:2db641efba7e	2687	*/
fcalzadas	9:2db641efba7e	2688	TextLCD::~TextLCD() {
fcalzadas	9:2db641efba7e	2689	if (_bl != NULL) {delete _bl;} // BL pin
fcalzadas	9:2db641efba7e	2690	if (_e2 != NULL) {delete _e2;} // E2 pin
fcalzadas	9:2db641efba7e	2691	}
fcalzadas	9:2db641efba7e	2692
fcalzadas	9:2db641efba7e	2693	/** Set E pin (or E2 pin)
fcalzadas	9:2db641efba7e	2694	* Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	2695	* Default PinName value for E2 is NC, must be used as pointer to avoid issues with mbed lib and DigitalOut pins
fcalzadas	9:2db641efba7e	2696	* @param value true or false
fcalzadas	9:2db641efba7e	2697	* @return none
fcalzadas	9:2db641efba7e	2698	*/
fcalzadas	9:2db641efba7e	2699	void TextLCD::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	2700
fcalzadas	9:2db641efba7e	2701	if(_ctrl_idx==_LCDCtrl_0) {
fcalzadas	9:2db641efba7e	2702	if (value) {
fcalzadas	9:2db641efba7e	2703	_e = 1; // Set E bit
fcalzadas	9:2db641efba7e	2704	}
fcalzadas	9:2db641efba7e	2705	else {
fcalzadas	9:2db641efba7e	2706	_e = 0; // Reset E bit
fcalzadas	9:2db641efba7e	2707	}
fcalzadas	9:2db641efba7e	2708	}
fcalzadas	9:2db641efba7e	2709	else {
fcalzadas	9:2db641efba7e	2710	if (value) {
fcalzadas	9:2db641efba7e	2711	if (_e2 != NULL) {_e2->write(1);} //Set E2 bit
fcalzadas	9:2db641efba7e	2712	}
fcalzadas	9:2db641efba7e	2713	else {
fcalzadas	9:2db641efba7e	2714	if (_e2 != NULL) {_e2->write(0);} //Reset E2 bit
fcalzadas	9:2db641efba7e	2715	}
fcalzadas	9:2db641efba7e	2716	}
fcalzadas	9:2db641efba7e	2717	}
fcalzadas	9:2db641efba7e	2718
fcalzadas	9:2db641efba7e	2719	// Set RS pin
fcalzadas	9:2db641efba7e	2720	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	2721	void TextLCD::_setRS(bool value) {
fcalzadas	9:2db641efba7e	2722
fcalzadas	9:2db641efba7e	2723	if (value) {
fcalzadas	9:2db641efba7e	2724	_rs = 1; // Set RS bit
fcalzadas	9:2db641efba7e	2725	}
fcalzadas	9:2db641efba7e	2726	else {
fcalzadas	9:2db641efba7e	2727	_rs = 0; // Reset RS bit
fcalzadas	9:2db641efba7e	2728	}
fcalzadas	9:2db641efba7e	2729	}
fcalzadas	9:2db641efba7e	2730
fcalzadas	9:2db641efba7e	2731	/** Set BL pin
fcalzadas	9:2db641efba7e	2732	* Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	2733	* Default PinName value is NC, must be used as pointer to avoid issues with mbed lib and DigitalOut pins
fcalzadas	9:2db641efba7e	2734	* @param value true or false
fcalzadas	9:2db641efba7e	2735	* @return none
fcalzadas	9:2db641efba7e	2736	*/
fcalzadas	9:2db641efba7e	2737	void TextLCD::_setBL(bool value) {
fcalzadas	9:2db641efba7e	2738
fcalzadas	9:2db641efba7e	2739	if (value) {
fcalzadas	9:2db641efba7e	2740	if (_bl != NULL) {_bl->write(1);} //Set BL bit
fcalzadas	9:2db641efba7e	2741	}
fcalzadas	9:2db641efba7e	2742	else {
fcalzadas	9:2db641efba7e	2743	if (_bl != NULL) {_bl->write(0);} //Reset BL bit
fcalzadas	9:2db641efba7e	2744	}
fcalzadas	9:2db641efba7e	2745	}
fcalzadas	9:2db641efba7e	2746
fcalzadas	9:2db641efba7e	2747	// Place the 4bit data on the databus
fcalzadas	9:2db641efba7e	2748	// Used for mbed pins, I2C bus expander or SPI shifregister
fcalzadas	9:2db641efba7e	2749	void TextLCD::_setData(int value) {
fcalzadas	9:2db641efba7e	2750	_d = value & 0x0F; // Write Databits
fcalzadas	9:2db641efba7e	2751	}
fcalzadas	9:2db641efba7e	2752
fcalzadas	9:2db641efba7e	2753	//----------- End TextLCD ---------------
fcalzadas	9:2db641efba7e	2754
fcalzadas	9:2db641efba7e	2755
fcalzadas	9:2db641efba7e	2756	//--------- Start TextLCD_I2C -----------
fcalzadas	9:2db641efba7e	2757	#if(LCD_I2C == 1) /* I2C Expander PCF8574/MCP23008 */
fcalzadas	9:2db641efba7e	2758	/** Create a TextLCD interface using an I2C PC8574 (or PCF8574A) or MCP23008 portexpander
fcalzadas	9:2db641efba7e	2759	*
fcalzadas	9:2db641efba7e	2760	* @param i2c I2C Bus
fcalzadas	9:2db641efba7e	2761	* @param deviceAddress I2C slave address (PCF8574, PCF8574A or MCP23008, default = 0x40)
fcalzadas	9:2db641efba7e	2762	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	2763	* @param ctrl LCD controller (default = HD44780)
fcalzadas	9:2db641efba7e	2764	*/
fcalzadas	9:2db641efba7e	2765	TextLCD_I2C::TextLCD_I2C(I2C *i2c, char deviceAddress, LCDType type, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	2766	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	2767	_i2c(i2c){
fcalzadas	9:2db641efba7e	2768
fcalzadas	9:2db641efba7e	2769	_slaveAddress = deviceAddress & 0xFE;
fcalzadas	9:2db641efba7e	2770
fcalzadas	9:2db641efba7e	2771	// Setup the I2C bus
fcalzadas	9:2db641efba7e	2772	// The max bitrate for PCF8574 is 100kbit, the max bitrate for MCP23008 is 400kbit,
fcalzadas	9:2db641efba7e	2773	_i2c->frequency(100000);
fcalzadas	9:2db641efba7e	2774
fcalzadas	9:2db641efba7e	2775	#if (MCP23008==1)
fcalzadas	9:2db641efba7e	2776	// MCP23008 portexpander Init
fcalzadas	9:2db641efba7e	2777	_writeRegister(IODIR, 0x00); // All pins are outputs
fcalzadas	9:2db641efba7e	2778	_writeRegister(IPOL, 0x00); // No reverse polarity on inputs
fcalzadas	9:2db641efba7e	2779	_writeRegister(GPINTEN, 0x00); // No interrupt on change of input pins
fcalzadas	9:2db641efba7e	2780	_writeRegister(DEFVAL, 0x00); // Default value to compare against for interrupts
fcalzadas	9:2db641efba7e	2781	_writeRegister(INTCON, 0x00); // No interrupt on changes, compare against previous pin value
fcalzadas	9:2db641efba7e	2782	_writeRegister(IOCON, 0x20); // b1=0 - Interrupt polarity active low
fcalzadas	9:2db641efba7e	2783	// b2=0 - Interrupt pin active driver output
fcalzadas	9:2db641efba7e	2784	// b4=0 - Slew rate enable on SDA
fcalzadas	9:2db641efba7e	2785	// b5=0 - Auto-increment on registeraddress
fcalzadas	9:2db641efba7e	2786	// b5=1 - No auto-increment on registeraddress => needed for performance improved I2C expander mode
fcalzadas	9:2db641efba7e	2787	_writeRegister(GPPU, 0x00); // No Pullup
fcalzadas	9:2db641efba7e	2788	// INTF // Interrupt flags read (Read-Only)
fcalzadas	9:2db641efba7e	2789	// INTCAP // Captured inputpins at time of interrupt (Read-Only)
fcalzadas	9:2db641efba7e	2790	// _writeRegister(GPIO, 0x00); // Output/Input pins
fcalzadas	9:2db641efba7e	2791	// _writeRegister(OLAT, 0x00); // Output Latch
fcalzadas	9:2db641efba7e	2792
fcalzadas	9:2db641efba7e	2793	// Init the portexpander bus
fcalzadas	9:2db641efba7e	2794	_lcd_bus = D_LCD_BUS_DEF;
fcalzadas	9:2db641efba7e	2795
fcalzadas	9:2db641efba7e	2796	// write the new data to the portexpander
fcalzadas	9:2db641efba7e	2797	_writeRegister(GPIO, _lcd_bus);
fcalzadas	9:2db641efba7e	2798	#else
fcalzadas	9:2db641efba7e	2799	// PCF8574 of PCF8574A portexpander
fcalzadas	9:2db641efba7e	2800
fcalzadas	9:2db641efba7e	2801	// Init the portexpander bus
fcalzadas	9:2db641efba7e	2802	_lcd_bus = D_LCD_BUS_DEF;
fcalzadas	9:2db641efba7e	2803
fcalzadas	9:2db641efba7e	2804	// write the new data to the portexpander
fcalzadas	9:2db641efba7e	2805	_i2c->write(_slaveAddress, &_lcd_bus, 1);
fcalzadas	9:2db641efba7e	2806	#endif
fcalzadas	9:2db641efba7e	2807
fcalzadas	9:2db641efba7e	2808	_init(_LCD_DL_4); // Set Datalength to 4 bit for all serial expander interfaces
simon	1:ac48b187213c	2809	}
simon	1:ac48b187213c	2810
fcalzadas	9:2db641efba7e	2811	// Set E bit (or E2 bit) in the databus shadowvalue
fcalzadas	9:2db641efba7e	2812	// Used for mbed I2C bus expander
fcalzadas	9:2db641efba7e	2813	void TextLCD_I2C::_setEnableBit(bool value) {
fcalzadas	9:2db641efba7e	2814
fcalzadas	9:2db641efba7e	2815	if(_ctrl_idx==_LCDCtrl_0) {
fcalzadas	9:2db641efba7e	2816	if (value) {
fcalzadas	9:2db641efba7e	2817	_lcd_bus \|= D_LCD_E; // Set E bit
fcalzadas	9:2db641efba7e	2818	}
fcalzadas	9:2db641efba7e	2819	else {
fcalzadas	9:2db641efba7e	2820	_lcd_bus &= ~D_LCD_E; // Reset E bit
fcalzadas	9:2db641efba7e	2821	}
fcalzadas	9:2db641efba7e	2822	}
fcalzadas	9:2db641efba7e	2823	else {
fcalzadas	9:2db641efba7e	2824	if (value) {
fcalzadas	9:2db641efba7e	2825	_lcd_bus \|= D_LCD_E2; // Set E2 bit
fcalzadas	9:2db641efba7e	2826	}
fcalzadas	9:2db641efba7e	2827	else {
fcalzadas	9:2db641efba7e	2828	_lcd_bus &= ~D_LCD_E2; // Reset E2bit
fcalzadas	9:2db641efba7e	2829	}
fcalzadas	9:2db641efba7e	2830	}
fcalzadas	9:2db641efba7e	2831	}
fcalzadas	9:2db641efba7e	2832
fcalzadas	9:2db641efba7e	2833	// Set E pin (or E2 pin)
fcalzadas	9:2db641efba7e	2834	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	2835	void TextLCD_I2C::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	2836
fcalzadas	9:2db641efba7e	2837	// Place the E or E2 bit data on the databus shadowvalue
fcalzadas	9:2db641efba7e	2838	_setEnableBit(value);
fcalzadas	9:2db641efba7e	2839
fcalzadas	9:2db641efba7e	2840	#if (MCP23008==1)
fcalzadas	9:2db641efba7e	2841	// MCP23008 portexpander
fcalzadas	9:2db641efba7e	2842
fcalzadas	9:2db641efba7e	2843	// write the new data to the portexpander
fcalzadas	9:2db641efba7e	2844	_writeRegister(GPIO, _lcd_bus);
fcalzadas	9:2db641efba7e	2845	#else
fcalzadas	9:2db641efba7e	2846	// PCF8574 of PCF8574A portexpander
fcalzadas	9:2db641efba7e	2847
fcalzadas	9:2db641efba7e	2848	// write the new data to the I2C portexpander
fcalzadas	9:2db641efba7e	2849	_i2c->write(_slaveAddress, &_lcd_bus, 1);
fcalzadas	9:2db641efba7e	2850	#endif
fcalzadas	9:2db641efba7e	2851	}
fcalzadas	9:2db641efba7e	2852
fcalzadas	9:2db641efba7e	2853
fcalzadas	9:2db641efba7e	2854	// Set RS pin
fcalzadas	9:2db641efba7e	2855	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	2856	void TextLCD_I2C::_setRS(bool value) {
fcalzadas	9:2db641efba7e	2857
fcalzadas	9:2db641efba7e	2858	if (value) {
fcalzadas	9:2db641efba7e	2859	_lcd_bus \|= D_LCD_RS; // Set RS bit
fcalzadas	9:2db641efba7e	2860	}
fcalzadas	9:2db641efba7e	2861	else {
fcalzadas	9:2db641efba7e	2862	_lcd_bus &= ~D_LCD_RS; // Reset RS bit
fcalzadas	9:2db641efba7e	2863	}
fcalzadas	9:2db641efba7e	2864
fcalzadas	9:2db641efba7e	2865	#if (MCP23008==1)
fcalzadas	9:2db641efba7e	2866	// MCP23008 portexpander
fcalzadas	9:2db641efba7e	2867
fcalzadas	9:2db641efba7e	2868	// write the new data to the portexpander
fcalzadas	9:2db641efba7e	2869	_writeRegister(GPIO, _lcd_bus);
fcalzadas	9:2db641efba7e	2870	#else
fcalzadas	9:2db641efba7e	2871	// PCF8574 of PCF8574A portexpander
fcalzadas	9:2db641efba7e	2872
fcalzadas	9:2db641efba7e	2873	// write the new data to the I2C portexpander
fcalzadas	9:2db641efba7e	2874	_i2c->write(_slaveAddress, &_lcd_bus, 1);
fcalzadas	9:2db641efba7e	2875	#endif
fcalzadas	9:2db641efba7e	2876	}
fcalzadas	9:2db641efba7e	2877
fcalzadas	9:2db641efba7e	2878	// Set BL pin
fcalzadas	9:2db641efba7e	2879	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	2880	void TextLCD_I2C::_setBL(bool value) {
fcalzadas	9:2db641efba7e	2881
fcalzadas	9:2db641efba7e	2882	if (value) {
fcalzadas	9:2db641efba7e	2883	_lcd_bus \|= D_LCD_BL; // Set BL bit
fcalzadas	9:2db641efba7e	2884	}
fcalzadas	9:2db641efba7e	2885	else {
fcalzadas	9:2db641efba7e	2886	_lcd_bus &= ~D_LCD_BL; // Reset BL bit
fcalzadas	9:2db641efba7e	2887	}
fcalzadas	9:2db641efba7e	2888
fcalzadas	9:2db641efba7e	2889	#if (MCP23008==1)
fcalzadas	9:2db641efba7e	2890	// MCP23008 portexpander
fcalzadas	9:2db641efba7e	2891
fcalzadas	9:2db641efba7e	2892	// write the new data to the portexpander
fcalzadas	9:2db641efba7e	2893	_writeRegister(GPIO, _lcd_bus);
fcalzadas	9:2db641efba7e	2894	#else
fcalzadas	9:2db641efba7e	2895	// PCF8574 of PCF8574A portexpander
fcalzadas	9:2db641efba7e	2896
fcalzadas	9:2db641efba7e	2897	// write the new data to the I2C portexpander
fcalzadas	9:2db641efba7e	2898	_i2c->write(_slaveAddress, &_lcd_bus, 1);
fcalzadas	9:2db641efba7e	2899	#endif
fcalzadas	9:2db641efba7e	2900	}
fcalzadas	9:2db641efba7e	2901
fcalzadas	9:2db641efba7e	2902
fcalzadas	9:2db641efba7e	2903	// Place the 4bit data in the databus shadowvalue
fcalzadas	9:2db641efba7e	2904	// Used for mbed I2C bus expander
fcalzadas	9:2db641efba7e	2905	void TextLCD_I2C::_setDataBits(int value) {
fcalzadas	9:2db641efba7e	2906
fcalzadas	9:2db641efba7e	2907	// Set bit by bit to support any mapping of expander portpins to LCD pins
fcalzadas	9:2db641efba7e	2908	if (value & 0x01){
fcalzadas	9:2db641efba7e	2909	_lcd_bus \|= D_LCD_D4; // Set Databit
fcalzadas	9:2db641efba7e	2910	}
fcalzadas	9:2db641efba7e	2911	else {
fcalzadas	9:2db641efba7e	2912	_lcd_bus &= ~D_LCD_D4; // Reset Databit
fcalzadas	9:2db641efba7e	2913	}
fcalzadas	9:2db641efba7e	2914
fcalzadas	9:2db641efba7e	2915	if (value & 0x02){
fcalzadas	9:2db641efba7e	2916	_lcd_bus \|= D_LCD_D5; // Set Databit
fcalzadas	9:2db641efba7e	2917	}
fcalzadas	9:2db641efba7e	2918	else {
fcalzadas	9:2db641efba7e	2919	_lcd_bus &= ~D_LCD_D5; // Reset Databit
fcalzadas	9:2db641efba7e	2920	}
fcalzadas	9:2db641efba7e	2921
fcalzadas	9:2db641efba7e	2922	if (value & 0x04) {
fcalzadas	9:2db641efba7e	2923	_lcd_bus \|= D_LCD_D6; // Set Databit
fcalzadas	9:2db641efba7e	2924	}
fcalzadas	9:2db641efba7e	2925	else {
fcalzadas	9:2db641efba7e	2926	_lcd_bus &= ~D_LCD_D6; // Reset Databit
fcalzadas	9:2db641efba7e	2927	}
fcalzadas	9:2db641efba7e	2928
fcalzadas	9:2db641efba7e	2929	if (value & 0x08) {
fcalzadas	9:2db641efba7e	2930	_lcd_bus \|= D_LCD_D7; // Set Databit
fcalzadas	9:2db641efba7e	2931	}
fcalzadas	9:2db641efba7e	2932	else {
fcalzadas	9:2db641efba7e	2933	_lcd_bus &= ~D_LCD_D7; // Reset Databit
fcalzadas	9:2db641efba7e	2934	}
fcalzadas	9:2db641efba7e	2935	}
fcalzadas	9:2db641efba7e	2936
fcalzadas	9:2db641efba7e	2937	// Place the 4bit data on the databus
fcalzadas	9:2db641efba7e	2938	// Used for mbed pins, I2C bus expander or SPI shifregister
fcalzadas	9:2db641efba7e	2939	void TextLCD_I2C::_setData(int value) {
fcalzadas	9:2db641efba7e	2940
fcalzadas	9:2db641efba7e	2941	// Place the 4bit data on the databus shadowvalue
fcalzadas	9:2db641efba7e	2942	_setDataBits(value);
fcalzadas	9:2db641efba7e	2943
fcalzadas	9:2db641efba7e	2944	// Place the 4bit data on the databus
fcalzadas	9:2db641efba7e	2945	#if (MCP23008==1)
fcalzadas	9:2db641efba7e	2946	// MCP23008 portexpander
fcalzadas	9:2db641efba7e	2947
fcalzadas	9:2db641efba7e	2948	// write the new data to the portexpander
fcalzadas	9:2db641efba7e	2949	_writeRegister(GPIO, _lcd_bus);
fcalzadas	9:2db641efba7e	2950	#else
fcalzadas	9:2db641efba7e	2951	// PCF8574 of PCF8574A portexpander
fcalzadas	9:2db641efba7e	2952
fcalzadas	9:2db641efba7e	2953	// write the new data to the I2C portexpander
fcalzadas	9:2db641efba7e	2954	_i2c->write(_slaveAddress, &_lcd_bus, 1);
fcalzadas	9:2db641efba7e	2955	#endif
fcalzadas	9:2db641efba7e	2956	}
fcalzadas	9:2db641efba7e	2957
fcalzadas	9:2db641efba7e	2958	// Write data to MCP23008 I2C portexpander
fcalzadas	9:2db641efba7e	2959	// Used for mbed I2C bus expander
fcalzadas	9:2db641efba7e	2960	void TextLCD_I2C::_writeRegister (int reg, int value) {
fcalzadas	9:2db641efba7e	2961	char data[] = {reg, value};
fcalzadas	9:2db641efba7e	2962
fcalzadas	9:2db641efba7e	2963	_i2c->write(_slaveAddress, data, 2);
fcalzadas	9:2db641efba7e	2964	}
fcalzadas	9:2db641efba7e	2965
fcalzadas	9:2db641efba7e	2966	//New optimized
fcalzadas	9:2db641efba7e	2967	//Test faster _writeByte 0.11s vs 0.27s for a 20x4 fillscreen (PCF8574)
fcalzadas	9:2db641efba7e	2968	//Test faster _writeByte 0.14s vs 0.34s for a 20x4 fillscreen (MCP23008)
fcalzadas	9:2db641efba7e	2969
fcalzadas	9:2db641efba7e	2970	// Write a byte using I2C
fcalzadas	9:2db641efba7e	2971	void TextLCD_I2C::_writeByte(int value) {
fcalzadas	9:2db641efba7e	2972	char data[6];
fcalzadas	9:2db641efba7e	2973
fcalzadas	9:2db641efba7e	2974	#if (MCP23008==1)
fcalzadas	9:2db641efba7e	2975	// MCP23008 portexpander
fcalzadas	9:2db641efba7e	2976
fcalzadas	9:2db641efba7e	2977	data[0] = GPIO; // set registeraddres
fcalzadas	9:2db641efba7e	2978	// Note: auto-increment is disabled so all data will go to GPIO register
fcalzadas	9:2db641efba7e	2979
fcalzadas	9:2db641efba7e	2980	_setEnableBit(true); // set E
fcalzadas	9:2db641efba7e	2981	_setDataBits(value >> 4); // set data high
fcalzadas	9:2db641efba7e	2982	data[1] = _lcd_bus;
fcalzadas	9:2db641efba7e	2983
fcalzadas	9:2db641efba7e	2984	_setEnableBit(false); // clear E
fcalzadas	9:2db641efba7e	2985	data[2] = _lcd_bus;
fcalzadas	9:2db641efba7e	2986
fcalzadas	9:2db641efba7e	2987	_setEnableBit(true); // set E
fcalzadas	9:2db641efba7e	2988	_setDataBits(value); // set data low
fcalzadas	9:2db641efba7e	2989	data[3] = _lcd_bus;
fcalzadas	9:2db641efba7e	2990
fcalzadas	9:2db641efba7e	2991	_setEnableBit(false); // clear E
fcalzadas	9:2db641efba7e	2992	data[4] = _lcd_bus;
fcalzadas	9:2db641efba7e	2993
fcalzadas	9:2db641efba7e	2994	// write the packed data to the I2C portexpander
fcalzadas	9:2db641efba7e	2995	_i2c->write(_slaveAddress, data, 5);
fcalzadas	9:2db641efba7e	2996	#else
fcalzadas	9:2db641efba7e	2997	// PCF8574 of PCF8574A portexpander
fcalzadas	9:2db641efba7e	2998
fcalzadas	9:2db641efba7e	2999	_setEnableBit(true); // set E
fcalzadas	9:2db641efba7e	3000	_setDataBits(value >> 4); // set data high
fcalzadas	9:2db641efba7e	3001	data[0] = _lcd_bus;
fcalzadas	9:2db641efba7e	3002
fcalzadas	9:2db641efba7e	3003	_setEnableBit(false); // clear E
fcalzadas	9:2db641efba7e	3004	data[1] = _lcd_bus;
fcalzadas	9:2db641efba7e	3005
fcalzadas	9:2db641efba7e	3006	_setEnableBit(true); // set E
fcalzadas	9:2db641efba7e	3007	_setDataBits(value); // set data low
fcalzadas	9:2db641efba7e	3008	data[2] = _lcd_bus;
fcalzadas	9:2db641efba7e	3009
fcalzadas	9:2db641efba7e	3010	_setEnableBit(false); // clear E
fcalzadas	9:2db641efba7e	3011	data[3] = _lcd_bus;
fcalzadas	9:2db641efba7e	3012
fcalzadas	9:2db641efba7e	3013	// write the packed data to the I2C portexpander
fcalzadas	9:2db641efba7e	3014	_i2c->write(_slaveAddress, data, 4);
fcalzadas	9:2db641efba7e	3015	#endif
fcalzadas	9:2db641efba7e	3016	}
fcalzadas	9:2db641efba7e	3017
fcalzadas	9:2db641efba7e	3018	#endif /* I2C Expander PCF8574/MCP23008 */
fcalzadas	9:2db641efba7e	3019	//---------- End TextLCD_I2C ------------
fcalzadas	9:2db641efba7e	3020
fcalzadas	9:2db641efba7e	3021
fcalzadas	9:2db641efba7e	3022	//--------- Start TextLCD_SPI -----------
fcalzadas	9:2db641efba7e	3023	#if(LCD_SPI == 1) /* SPI Expander SN74595 */
fcalzadas	9:2db641efba7e	3024
fcalzadas	9:2db641efba7e	3025	/** Create a TextLCD interface using an SPI 74595 portexpander
fcalzadas	9:2db641efba7e	3026	*
fcalzadas	9:2db641efba7e	3027	* @param spi SPI Bus
fcalzadas	9:2db641efba7e	3028	* @param cs chip select pin (active low)
fcalzadas	9:2db641efba7e	3029	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	3030	* @param ctrl LCD controller (default = HD44780)
fcalzadas	9:2db641efba7e	3031	*/
fcalzadas	9:2db641efba7e	3032	TextLCD_SPI::TextLCD_SPI(SPI *spi, PinName cs, LCDType type, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	3033	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	3034	_spi(spi),
fcalzadas	9:2db641efba7e	3035	_cs(cs) {
fcalzadas	9:2db641efba7e	3036
fcalzadas	9:2db641efba7e	3037	// Init cs
fcalzadas	9:2db641efba7e	3038	_cs = 1;
fcalzadas	9:2db641efba7e	3039
fcalzadas	9:2db641efba7e	3040	// Setup the spi for 8 bit data, low steady state clock,
fcalzadas	9:2db641efba7e	3041	// rising edge capture, with a 500KHz or 1MHz clock rate
fcalzadas	9:2db641efba7e	3042	_spi->format(8,0);
fcalzadas	9:2db641efba7e	3043	_spi->frequency(500000);
fcalzadas	9:2db641efba7e	3044	//_spi.frequency(1000000);
fcalzadas	9:2db641efba7e	3045
fcalzadas	9:2db641efba7e	3046	// Init the portexpander bus
fcalzadas	9:2db641efba7e	3047	_lcd_bus = D_LCD_BUS_DEF;
fcalzadas	9:2db641efba7e	3048
fcalzadas	9:2db641efba7e	3049	// write the new data to the portexpander
fcalzadas	9:2db641efba7e	3050	_cs = 0;
fcalzadas	9:2db641efba7e	3051	_spi->write(_lcd_bus);
fcalzadas	9:2db641efba7e	3052	_cs = 1;
fcalzadas	9:2db641efba7e	3053
fcalzadas	9:2db641efba7e	3054	_init(_LCD_DL_4); // Set Datalength to 4 bit for all serial expander interfaces
fcalzadas	9:2db641efba7e	3055	}
fcalzadas	9:2db641efba7e	3056
fcalzadas	9:2db641efba7e	3057	// Set E pin (or E2 pin)
fcalzadas	9:2db641efba7e	3058	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	3059	void TextLCD_SPI::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	3060
fcalzadas	9:2db641efba7e	3061	if(_ctrl_idx==_LCDCtrl_0) {
fcalzadas	9:2db641efba7e	3062	if (value) {
fcalzadas	9:2db641efba7e	3063	_lcd_bus \|= D_LCD_E; // Set E bit
fcalzadas	9:2db641efba7e	3064	}
fcalzadas	9:2db641efba7e	3065	else {
fcalzadas	9:2db641efba7e	3066	_lcd_bus &= ~D_LCD_E; // Reset E bit
fcalzadas	9:2db641efba7e	3067	}
fcalzadas	9:2db641efba7e	3068	}
fcalzadas	9:2db641efba7e	3069	else {
fcalzadas	9:2db641efba7e	3070	if (value) {
fcalzadas	9:2db641efba7e	3071	_lcd_bus \|= D_LCD_E2; // Set E2 bit
fcalzadas	9:2db641efba7e	3072	}
fcalzadas	9:2db641efba7e	3073	else {
fcalzadas	9:2db641efba7e	3074	_lcd_bus &= ~D_LCD_E2; // Reset E2 bit
fcalzadas	9:2db641efba7e	3075	}
fcalzadas	9:2db641efba7e	3076	}
fcalzadas	9:2db641efba7e	3077
fcalzadas	9:2db641efba7e	3078	// write the new data to the SPI portexpander
fcalzadas	9:2db641efba7e	3079	_cs = 0;
fcalzadas	9:2db641efba7e	3080	_spi->write(_lcd_bus);
fcalzadas	9:2db641efba7e	3081	_cs = 1;
fcalzadas	9:2db641efba7e	3082	}
fcalzadas	9:2db641efba7e	3083
fcalzadas	9:2db641efba7e	3084	// Set RS pin
fcalzadas	9:2db641efba7e	3085	// Used for mbed pins, I2C bus expander or SPI shiftregister and SPI_N
fcalzadas	9:2db641efba7e	3086	void TextLCD_SPI::_setRS(bool value) {
fcalzadas	9:2db641efba7e	3087
fcalzadas	9:2db641efba7e	3088	if (value) {
fcalzadas	9:2db641efba7e	3089	_lcd_bus \|= D_LCD_RS; // Set RS bit
fcalzadas	9:2db641efba7e	3090	}
fcalzadas	9:2db641efba7e	3091	else {
fcalzadas	9:2db641efba7e	3092	_lcd_bus &= ~D_LCD_RS; // Reset RS bit
fcalzadas	9:2db641efba7e	3093	}
fcalzadas	9:2db641efba7e	3094
fcalzadas	9:2db641efba7e	3095	// write the new data to the SPI portexpander
fcalzadas	9:2db641efba7e	3096	_cs = 0;
fcalzadas	9:2db641efba7e	3097	_spi->write(_lcd_bus);
fcalzadas	9:2db641efba7e	3098	_cs = 1;
fcalzadas	9:2db641efba7e	3099	}
fcalzadas	9:2db641efba7e	3100
fcalzadas	9:2db641efba7e	3101	// Set BL pin
fcalzadas	9:2db641efba7e	3102	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	3103	void TextLCD_SPI::_setBL(bool value) {
fcalzadas	9:2db641efba7e	3104
fcalzadas	9:2db641efba7e	3105	if (value) {
fcalzadas	9:2db641efba7e	3106	_lcd_bus \|= D_LCD_BL; // Set BL bit
fcalzadas	9:2db641efba7e	3107	}
fcalzadas	9:2db641efba7e	3108	else {
fcalzadas	9:2db641efba7e	3109	_lcd_bus &= ~D_LCD_BL; // Reset BL bit
fcalzadas	9:2db641efba7e	3110	}
fcalzadas	9:2db641efba7e	3111
fcalzadas	9:2db641efba7e	3112	// write the new data to the SPI portexpander
fcalzadas	9:2db641efba7e	3113	_cs = 0;
fcalzadas	9:2db641efba7e	3114	_spi->write(_lcd_bus);
fcalzadas	9:2db641efba7e	3115	_cs = 1;
fcalzadas	9:2db641efba7e	3116	}
fcalzadas	9:2db641efba7e	3117
fcalzadas	9:2db641efba7e	3118	// Place the 4bit data on the databus
fcalzadas	9:2db641efba7e	3119	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	3120	void TextLCD_SPI::_setData(int value) {
fcalzadas	9:2db641efba7e	3121
fcalzadas	9:2db641efba7e	3122	// Set bit by bit to support any mapping of expander portpins to LCD pins
fcalzadas	9:2db641efba7e	3123	if (value & 0x01) {
fcalzadas	9:2db641efba7e	3124	_lcd_bus \|= D_LCD_D4; // Set Databit
fcalzadas	9:2db641efba7e	3125	}
fcalzadas	9:2db641efba7e	3126	else {
fcalzadas	9:2db641efba7e	3127	_lcd_bus &= ~D_LCD_D4; // Reset Databit
fcalzadas	9:2db641efba7e	3128	}
fcalzadas	9:2db641efba7e	3129
fcalzadas	9:2db641efba7e	3130	if (value & 0x02) {
fcalzadas	9:2db641efba7e	3131	_lcd_bus \|= D_LCD_D5; // Set Databit
fcalzadas	9:2db641efba7e	3132	}
fcalzadas	9:2db641efba7e	3133	else {
fcalzadas	9:2db641efba7e	3134	_lcd_bus &= ~D_LCD_D5; // Reset Databit
fcalzadas	9:2db641efba7e	3135	}
fcalzadas	9:2db641efba7e	3136
fcalzadas	9:2db641efba7e	3137	if (value & 0x04) {
fcalzadas	9:2db641efba7e	3138	_lcd_bus \|= D_LCD_D6; // Set Databit
fcalzadas	9:2db641efba7e	3139	}
fcalzadas	9:2db641efba7e	3140	else {
fcalzadas	9:2db641efba7e	3141	_lcd_bus &= ~D_LCD_D6; // Reset Databit
fcalzadas	9:2db641efba7e	3142	}
fcalzadas	9:2db641efba7e	3143
fcalzadas	9:2db641efba7e	3144	if (value & 0x08) {
fcalzadas	9:2db641efba7e	3145	_lcd_bus \|= D_LCD_D7; // Set Databit
fcalzadas	9:2db641efba7e	3146	}
fcalzadas	9:2db641efba7e	3147	else {
fcalzadas	9:2db641efba7e	3148	_lcd_bus &= ~D_LCD_D7; // Reset Databit
fcalzadas	9:2db641efba7e	3149	}
fcalzadas	9:2db641efba7e	3150
fcalzadas	9:2db641efba7e	3151	// write the new data to the SPI portexpander
fcalzadas	9:2db641efba7e	3152	_cs = 0;
fcalzadas	9:2db641efba7e	3153	_spi->write(_lcd_bus);
fcalzadas	9:2db641efba7e	3154	_cs = 1;
fcalzadas	9:2db641efba7e	3155	}
fcalzadas	9:2db641efba7e	3156
fcalzadas	9:2db641efba7e	3157	#endif /* SPI Expander SN74595 */
fcalzadas	9:2db641efba7e	3158	//---------- End TextLCD_SPI ------------
fcalzadas	9:2db641efba7e	3159
fcalzadas	9:2db641efba7e	3160
fcalzadas	9:2db641efba7e	3161	//--------- Start TextLCD_I2C_N ---------
fcalzadas	9:2db641efba7e	3162	#if(LCD_I2C_N == 1) /* Native I2C */
fcalzadas	9:2db641efba7e	3163
fcalzadas	9:2db641efba7e	3164	/** Create a TextLCD interface using a controller with native I2C interface
fcalzadas	9:2db641efba7e	3165	*
fcalzadas	9:2db641efba7e	3166	* @param i2c I2C Bus
fcalzadas	9:2db641efba7e	3167	* @param deviceAddress I2C slave address (default = 0x7C)
fcalzadas	9:2db641efba7e	3168	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	3169	* @param bl Backlight control line (optional, default = NC)
fcalzadas	9:2db641efba7e	3170	* @param ctrl LCD controller (default = ST7032_3V3)
fcalzadas	9:2db641efba7e	3171	*/
fcalzadas	9:2db641efba7e	3172	TextLCD_I2C_N::TextLCD_I2C_N(I2C *i2c, char deviceAddress, LCDType type, PinName bl, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	3173	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	3174
fcalzadas	9:2db641efba7e	3175	_i2c(i2c){
fcalzadas	9:2db641efba7e	3176
fcalzadas	9:2db641efba7e	3177	_slaveAddress = deviceAddress & 0xFE;
fcalzadas	9:2db641efba7e	3178
fcalzadas	9:2db641efba7e	3179	// Setup the I2C bus
fcalzadas	9:2db641efba7e	3180	// The max bitrate for ST7032i is 400kbit, lets stick to default here
fcalzadas	9:2db641efba7e	3181	_i2c->frequency(100000);
fcalzadas	9:2db641efba7e	3182
fcalzadas	9:2db641efba7e	3183
fcalzadas	9:2db641efba7e	3184	// The hardware Backlight pin is optional. Test and make sure whether it exists or not to prevent illegal access.
fcalzadas	9:2db641efba7e	3185	if (bl != NC) {
fcalzadas	9:2db641efba7e	3186	_bl = new DigitalOut(bl); //Construct new pin
fcalzadas	9:2db641efba7e	3187	_bl->write(0); //Deactivate
fcalzadas	9:2db641efba7e	3188	}
fcalzadas	9:2db641efba7e	3189	else {
fcalzadas	9:2db641efba7e	3190	// No Hardware Backlight pin
fcalzadas	9:2db641efba7e	3191	_bl = NULL; //Construct dummy pin
fcalzadas	9:2db641efba7e	3192	}
fcalzadas	9:2db641efba7e	3193
fcalzadas	9:2db641efba7e	3194	//Sanity check
fcalzadas	9:2db641efba7e	3195	if (_ctrl & LCD_C_I2C) {
fcalzadas	9:2db641efba7e	3196	_init(_LCD_DL_8); // Set Datalength to 8 bit for all native serial interfaces
fcalzadas	9:2db641efba7e	3197	}
fcalzadas	9:2db641efba7e	3198	else {
fcalzadas	9:2db641efba7e	3199	error("Error: LCD Controller type does not support native I2C interface\n\r");
fcalzadas	9:2db641efba7e	3200	}
fcalzadas	9:2db641efba7e	3201	}
fcalzadas	9:2db641efba7e	3202
fcalzadas	9:2db641efba7e	3203	TextLCD_I2C_N::~TextLCD_I2C_N() {
fcalzadas	9:2db641efba7e	3204	if (_bl != NULL) {delete _bl;} // BL pin
fcalzadas	9:2db641efba7e	3205	}
fcalzadas	9:2db641efba7e	3206
fcalzadas	9:2db641efba7e	3207	// Not used in this mode
fcalzadas	9:2db641efba7e	3208	void TextLCD_I2C_N::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	3209	}
fcalzadas	9:2db641efba7e	3210
fcalzadas	9:2db641efba7e	3211	// Set RS pin
fcalzadas	9:2db641efba7e	3212	// Used for mbed pins, I2C bus expander or SPI shiftregister and native I2C or SPI
fcalzadas	9:2db641efba7e	3213	void TextLCD_I2C_N::_setRS(bool value) {
fcalzadas	9:2db641efba7e	3214	// The controlbyte defines the meaning of the next byte. This next byte can either be data or command.
fcalzadas	9:2db641efba7e	3215	// Start Slaveaddress+RW b7 b6 b5 b4 b3 b2 b1 b0 b7...........b0 Stop
fcalzadas	9:2db641efba7e	3216	// Co RS RW 0 0 0 0 0 command or data
fcalzadas	9:2db641efba7e	3217	//
fcalzadas	9:2db641efba7e	3218	// C0=1 indicates that another controlbyte will follow after the next data or command byte
fcalzadas	9:2db641efba7e	3219	// RS=1 means that next byte is data, RS=0 means that next byte is command
fcalzadas	9:2db641efba7e	3220	// RW=0 means write to controller. RW=1 means that controller will be read from after the next command.
fcalzadas	9:2db641efba7e	3221	// Many native I2C controllers dont support this option and it is not used by this lib.
fcalzadas	9:2db641efba7e	3222	//
fcalzadas	9:2db641efba7e	3223
fcalzadas	9:2db641efba7e	3224	if (value) {
fcalzadas	9:2db641efba7e	3225	_controlbyte = 0x40; // Next byte is data, No more control bytes will follow
fcalzadas	9:2db641efba7e	3226	}
fcalzadas	9:2db641efba7e	3227	else {
fcalzadas	9:2db641efba7e	3228	_controlbyte = 0x00; // Next byte is command, No more control bytes will follow
fcalzadas	9:2db641efba7e	3229	}
fcalzadas	9:2db641efba7e	3230	}
fcalzadas	9:2db641efba7e	3231
fcalzadas	9:2db641efba7e	3232	// Set BL pin
fcalzadas	9:2db641efba7e	3233	void TextLCD_I2C_N::_setBL(bool value) {
fcalzadas	9:2db641efba7e	3234	if (_bl) {
fcalzadas	9:2db641efba7e	3235	_bl->write(value);
fcalzadas	9:2db641efba7e	3236	}
fcalzadas	9:2db641efba7e	3237	}
fcalzadas	9:2db641efba7e	3238
fcalzadas	9:2db641efba7e	3239	// Not used in this mode
fcalzadas	9:2db641efba7e	3240	void TextLCD_I2C_N::_setData(int value) {
fcalzadas	9:2db641efba7e	3241	}
fcalzadas	9:2db641efba7e	3242
fcalzadas	9:2db641efba7e	3243	// Write a byte using I2C
fcalzadas	9:2db641efba7e	3244	void TextLCD_I2C_N::_writeByte(int value) {
fcalzadas	9:2db641efba7e	3245	// The controlbyte defines the meaning of the next byte. This next byte can either be data or command.
fcalzadas	9:2db641efba7e	3246	// Start Slaveaddress+RW b7 b6 b5 b4 b3 b2 b1 b0 b7...........b0 Stop
fcalzadas	9:2db641efba7e	3247	// Co RS RW 0 0 0 0 0 command or data
fcalzadas	9:2db641efba7e	3248	//
fcalzadas	9:2db641efba7e	3249	// C0=1 indicates that another controlbyte will follow after the next data or command byte
fcalzadas	9:2db641efba7e	3250	// RS=1 means that next byte is data, RS=0 means that next byte is command
fcalzadas	9:2db641efba7e	3251	// RW=0 means write to controller. RW=1 means that controller will be read from after the next command.
fcalzadas	9:2db641efba7e	3252	// Many native I2C controllers dont support this option and it is not used by this lib.
fcalzadas	9:2db641efba7e	3253	//
fcalzadas	9:2db641efba7e	3254	char data[] = {_controlbyte, value};
fcalzadas	9:2db641efba7e	3255
fcalzadas	9:2db641efba7e	3256	#if(LCD_I2C_ACK==1)
fcalzadas	9:2db641efba7e	3257	//Controllers that support ACK
fcalzadas	9:2db641efba7e	3258	_i2c->write(_slaveAddress, data, 2);
fcalzadas	9:2db641efba7e	3259	#else
fcalzadas	9:2db641efba7e	3260	//Controllers that dont support ACK
fcalzadas	9:2db641efba7e	3261	//Note: This may be issue with some mbed platforms that dont fully/correctly support I2C byte operations.
fcalzadas	9:2db641efba7e	3262	_i2c->start();
fcalzadas	9:2db641efba7e	3263	_i2c->write(_slaveAddress);
fcalzadas	9:2db641efba7e	3264	_i2c->write(data[0]);
fcalzadas	9:2db641efba7e	3265	_i2c->write(data[1]);
fcalzadas	9:2db641efba7e	3266	_i2c->stop();
fcalzadas	9:2db641efba7e	3267	#endif
fcalzadas	9:2db641efba7e	3268	}
fcalzadas	9:2db641efba7e	3269	#endif /* Native I2C */
fcalzadas	9:2db641efba7e	3270	//-------- End TextLCD_I2C_N ------------
fcalzadas	9:2db641efba7e	3271
fcalzadas	9:2db641efba7e	3272
fcalzadas	9:2db641efba7e	3273	//--------- Start TextLCD_SPI_N ---------
fcalzadas	9:2db641efba7e	3274	#if(LCD_SPI_N == 1) /* Native SPI bus */
fcalzadas	9:2db641efba7e	3275	/** Create a TextLCD interface using a controller with a native SPI4 interface
fcalzadas	9:2db641efba7e	3276	*
fcalzadas	9:2db641efba7e	3277	* @param spi SPI Bus
fcalzadas	9:2db641efba7e	3278	* @param cs chip select pin (active low)
fcalzadas	9:2db641efba7e	3279	* @param rs Instruction/data control line
fcalzadas	9:2db641efba7e	3280	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	3281	* @param bl Backlight control line (optional, default = NC)
fcalzadas	9:2db641efba7e	3282	* @param ctrl LCD controller (default = ST7032_3V3)
fcalzadas	9:2db641efba7e	3283	*/
fcalzadas	9:2db641efba7e	3284	TextLCD_SPI_N::TextLCD_SPI_N(SPI *spi, PinName cs, PinName rs, LCDType type, PinName bl, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	3285	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	3286	_spi(spi),
fcalzadas	9:2db641efba7e	3287	_cs(cs),
fcalzadas	9:2db641efba7e	3288	_rs(rs) {
fcalzadas	9:2db641efba7e	3289
fcalzadas	9:2db641efba7e	3290	// Init CS
fcalzadas	9:2db641efba7e	3291	_cs = 1;
fcalzadas	9:2db641efba7e	3292
fcalzadas	9:2db641efba7e	3293	// Setup the spi for 8 bit data, high steady state clock,
fcalzadas	9:2db641efba7e	3294	// rising edge capture, with a 500KHz or 1MHz clock rate
fcalzadas	9:2db641efba7e	3295	// _spi->format(8,3);
fcalzadas	9:2db641efba7e	3296	// _spi->frequency(500000);
fcalzadas	9:2db641efba7e	3297	// _spi->frequency(1000000);
fcalzadas	9:2db641efba7e	3298
fcalzadas	9:2db641efba7e	3299	// Setup the spi for 8 bit data, low steady state clock,
fcalzadas	9:2db641efba7e	3300	// rising edge capture, with a 500KHz or 1MHz clock rate
fcalzadas	9:2db641efba7e	3301	_spi->format(8,0);
fcalzadas	9:2db641efba7e	3302	// _spi->frequency(500000);
fcalzadas	9:2db641efba7e	3303	_spi->frequency(1000000);
fcalzadas	9:2db641efba7e	3304
fcalzadas	9:2db641efba7e	3305	// The hardware Backlight pin is optional. Test and make sure whether it exists or not to prevent illegal access.
fcalzadas	9:2db641efba7e	3306	if (bl != NC) {
fcalzadas	9:2db641efba7e	3307	_bl = new DigitalOut(bl); //Construct new pin
fcalzadas	9:2db641efba7e	3308	_bl->write(0); //Deactivate
fcalzadas	9:2db641efba7e	3309	}
fcalzadas	9:2db641efba7e	3310	else {
fcalzadas	9:2db641efba7e	3311	// No Hardware Backlight pin
fcalzadas	9:2db641efba7e	3312	_bl = NULL; //Construct dummy pin
fcalzadas	9:2db641efba7e	3313	}
fcalzadas	9:2db641efba7e	3314
fcalzadas	9:2db641efba7e	3315	//Sanity check
fcalzadas	9:2db641efba7e	3316	if (_ctrl & LCD_C_SPI4) {
fcalzadas	9:2db641efba7e	3317	_init(_LCD_DL_8); // Set Datalength to 8 bit for all native serial interfaces
fcalzadas	9:2db641efba7e	3318	// ST7070 must set datalength to 8 bits!
fcalzadas	9:2db641efba7e	3319	}
fcalzadas	9:2db641efba7e	3320	else {
fcalzadas	9:2db641efba7e	3321	error("Error: LCD Controller type does not support native SPI4 interface\n\r");
fcalzadas	9:2db641efba7e	3322	}
fcalzadas	9:2db641efba7e	3323	}
fcalzadas	9:2db641efba7e	3324
fcalzadas	9:2db641efba7e	3325	TextLCD_SPI_N::~TextLCD_SPI_N() {
fcalzadas	9:2db641efba7e	3326	if (_bl != NULL) {delete _bl;} // BL pin
simon	1:ac48b187213c	3327	}
simon	1:ac48b187213c	3328
fcalzadas	9:2db641efba7e	3329	// Not used in this mode
fcalzadas	9:2db641efba7e	3330	void TextLCD_SPI_N::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	3331	}
fcalzadas	9:2db641efba7e	3332
fcalzadas	9:2db641efba7e	3333	// Set RS pin
fcalzadas	9:2db641efba7e	3334	// Used for mbed pins, I2C bus expander or SPI shiftregister, SPI_N
fcalzadas	9:2db641efba7e	3335	void TextLCD_SPI_N::_setRS(bool value) {
fcalzadas	9:2db641efba7e	3336	_rs = value;
fcalzadas	9:2db641efba7e	3337	}
fcalzadas	9:2db641efba7e	3338
fcalzadas	9:2db641efba7e	3339	// Set BL pin
fcalzadas	9:2db641efba7e	3340	void TextLCD_SPI_N::_setBL(bool value) {
fcalzadas	9:2db641efba7e	3341	if (_bl) {
fcalzadas	9:2db641efba7e	3342	_bl->write(value);
fcalzadas	9:2db641efba7e	3343	}
fcalzadas	9:2db641efba7e	3344	}
fcalzadas	9:2db641efba7e	3345
fcalzadas	9:2db641efba7e	3346	// Not used in this mode
fcalzadas	9:2db641efba7e	3347	void TextLCD_SPI_N::_setData(int value) {
fcalzadas	9:2db641efba7e	3348	}
fcalzadas	9:2db641efba7e	3349
fcalzadas	9:2db641efba7e	3350	// Write a byte using SPI
fcalzadas	9:2db641efba7e	3351	void TextLCD_SPI_N::_writeByte(int value) {
fcalzadas	9:2db641efba7e	3352	_cs = 0;
fcalzadas	9:2db641efba7e	3353	wait_us(1);
fcalzadas	9:2db641efba7e	3354	_spi->write(value);
fcalzadas	9:2db641efba7e	3355	wait_us(1);
fcalzadas	9:2db641efba7e	3356	_cs = 1;
fcalzadas	9:2db641efba7e	3357	}
fcalzadas	9:2db641efba7e	3358	#endif /* Native SPI bus */
fcalzadas	9:2db641efba7e	3359	//-------- End TextLCD_SPI_N ------------
fcalzadas	9:2db641efba7e	3360
fcalzadas	9:2db641efba7e	3361
fcalzadas	9:2db641efba7e	3362	//-------- Start TextLCD_SPI_N_3_8 --------
fcalzadas	9:2db641efba7e	3363	#if(LCD_SPI_N_3_8 == 1) /* Native SPI bus */
fcalzadas	9:2db641efba7e	3364
fcalzadas	9:2db641efba7e	3365	/** Create a TextLCD interface using a controller with a native SPI3 8 bits interface
fcalzadas	9:2db641efba7e	3366	* This mode is supported by ST7070. Note that implementation in TexTLCD is not very efficient due to
fcalzadas	9:2db641efba7e	3367	* structure of the TextLCD library: each databyte is written separately and requires a separate 'count command' set to 1 byte.
fcalzadas	9:2db641efba7e	3368	*
fcalzadas	9:2db641efba7e	3369	* @param spi SPI Bus
fcalzadas	9:2db641efba7e	3370	* @param cs chip select pin (active low)
fcalzadas	9:2db641efba7e	3371	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	3372	* @param bl Backlight control line (optional, default = NC)
fcalzadas	9:2db641efba7e	3373	* @param ctrl LCD controller (default = ST7070)
fcalzadas	9:2db641efba7e	3374	*/
fcalzadas	9:2db641efba7e	3375	TextLCD_SPI_N_3_8::TextLCD_SPI_N_3_8(SPI *spi, PinName cs, LCDType type, PinName bl, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	3376	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	3377	_spi(spi),
fcalzadas	9:2db641efba7e	3378	_cs(cs) {
fcalzadas	9:2db641efba7e	3379
fcalzadas	9:2db641efba7e	3380	// Init CS
fcalzadas	9:2db641efba7e	3381	_cs = 1;
fcalzadas	9:2db641efba7e	3382
fcalzadas	9:2db641efba7e	3383	// Setup the spi for 8 bit data, high steady state clock,
fcalzadas	9:2db641efba7e	3384	// rising edge capture, with a 500KHz or 1MHz clock rate
fcalzadas	9:2db641efba7e	3385	// _spi->format(8,3);
fcalzadas	9:2db641efba7e	3386	// _spi->frequency(500000);
fcalzadas	9:2db641efba7e	3387	// _spi->frequency(1000000);
fcalzadas	9:2db641efba7e	3388
fcalzadas	9:2db641efba7e	3389	// Setup the spi for 8 bit data, low steady state clock,
fcalzadas	9:2db641efba7e	3390	// rising edge capture, with a 500KHz or 1MHz clock rate
fcalzadas	9:2db641efba7e	3391	_spi->format(8,0);
fcalzadas	9:2db641efba7e	3392	// _spi->frequency(500000);
fcalzadas	9:2db641efba7e	3393	_spi->frequency(1000000);
fcalzadas	9:2db641efba7e	3394
fcalzadas	9:2db641efba7e	3395
fcalzadas	9:2db641efba7e	3396	// The hardware Backlight pin is optional. Test and make sure whether it exists or not to prevent illegal access.
fcalzadas	9:2db641efba7e	3397	if (bl != NC) {
fcalzadas	9:2db641efba7e	3398	_bl = new DigitalOut(bl); //Construct new pin
fcalzadas	9:2db641efba7e	3399	_bl->write(0); //Deactivate
fcalzadas	9:2db641efba7e	3400	}
fcalzadas	9:2db641efba7e	3401	else {
fcalzadas	9:2db641efba7e	3402	// No Hardware Backlight pin
fcalzadas	9:2db641efba7e	3403	_bl = NULL; //Construct dummy pin
fcalzadas	9:2db641efba7e	3404	}
fcalzadas	9:2db641efba7e	3405
fcalzadas	9:2db641efba7e	3406	//Sanity check
fcalzadas	9:2db641efba7e	3407	if (_ctrl & LCD_C_SPI3_8) {
fcalzadas	9:2db641efba7e	3408	_init(_LCD_DL_8); // Set Datalength to 8 bit for all native serial interfaces
fcalzadas	9:2db641efba7e	3409	}
fcalzadas	9:2db641efba7e	3410	else {
fcalzadas	9:2db641efba7e	3411	error("Error: LCD Controller type does not support native SPI3 8 bits interface\n\r");
fcalzadas	9:2db641efba7e	3412	}
fcalzadas	9:2db641efba7e	3413	}
fcalzadas	9:2db641efba7e	3414
fcalzadas	9:2db641efba7e	3415	TextLCD_SPI_N_3_8::~TextLCD_SPI_N_3_8() {
fcalzadas	9:2db641efba7e	3416	if (_bl != NULL) {delete _bl;} // BL pin
fcalzadas	9:2db641efba7e	3417	}
fcalzadas	9:2db641efba7e	3418
fcalzadas	9:2db641efba7e	3419	// Not used in this mode
fcalzadas	9:2db641efba7e	3420	void TextLCD_SPI_N_3_8::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	3421	}
fcalzadas	9:2db641efba7e	3422
fcalzadas	9:2db641efba7e	3423	// Used for mbed pins, I2C bus expander or SPI shiftregister, SPI_N
fcalzadas	9:2db641efba7e	3424	// RS=1 means that next byte is data, RS=0 means that next byte is command
fcalzadas	9:2db641efba7e	3425	void TextLCD_SPI_N_3_8::_setRS(bool value) {
fcalzadas	9:2db641efba7e	3426
fcalzadas	9:2db641efba7e	3427	if (value) {
fcalzadas	9:2db641efba7e	3428	_controlbyte = 0x01; // Next byte is data, No more control bytes will follow
fcalzadas	9:2db641efba7e	3429	}
fcalzadas	9:2db641efba7e	3430	else {
fcalzadas	9:2db641efba7e	3431	_controlbyte = 0x00; // Next byte is command, No more control bytes will follow
fcalzadas	9:2db641efba7e	3432	}
fcalzadas	9:2db641efba7e	3433	}
fcalzadas	9:2db641efba7e	3434
fcalzadas	9:2db641efba7e	3435	// Set BL pin
fcalzadas	9:2db641efba7e	3436	void TextLCD_SPI_N_3_8::_setBL(bool value) {
fcalzadas	9:2db641efba7e	3437	if (_bl) {
fcalzadas	9:2db641efba7e	3438	_bl->write(value);
fcalzadas	9:2db641efba7e	3439	}
fcalzadas	9:2db641efba7e	3440	}
fcalzadas	9:2db641efba7e	3441
fcalzadas	9:2db641efba7e	3442	// Not used in this mode
fcalzadas	9:2db641efba7e	3443	void TextLCD_SPI_N_3_8::_setData(int value) {
fcalzadas	9:2db641efba7e	3444	}
fcalzadas	9:2db641efba7e	3445
fcalzadas	9:2db641efba7e	3446	// Write a byte using SPI3 8 bits mode (ST7070)
fcalzadas	9:2db641efba7e	3447	void TextLCD_SPI_N_3_8::_writeByte(int value) {
fcalzadas	9:2db641efba7e	3448
fcalzadas	9:2db641efba7e	3449	if (_controlbyte == 0x00) { // Byte is command
fcalzadas	9:2db641efba7e	3450	_cs = 0;
fcalzadas	9:2db641efba7e	3451	wait_us(1);
fcalzadas	9:2db641efba7e	3452	_spi->write(value);
fcalzadas	9:2db641efba7e	3453	wait_us(1);
fcalzadas	9:2db641efba7e	3454	_cs = 1;
fcalzadas	9:2db641efba7e	3455	}
fcalzadas	9:2db641efba7e	3456	else { // Byte is data
fcalzadas	9:2db641efba7e	3457	// Select Extended Instr Set
fcalzadas	9:2db641efba7e	3458	_cs = 0;
fcalzadas	9:2db641efba7e	3459	wait_us(1);
fcalzadas	9:2db641efba7e	3460	_spi->write(0x20 \| _function \| 0x04); // Set function, 0 0 1 DL N EXT=1 x x (Select Instr Set = 1));
fcalzadas	9:2db641efba7e	3461	wait_us(1);
fcalzadas	9:2db641efba7e	3462	_cs = 1;
fcalzadas	9:2db641efba7e	3463
fcalzadas	9:2db641efba7e	3464	wait_us(40); // Wait until command has finished...
fcalzadas	9:2db641efba7e	3465
fcalzadas	9:2db641efba7e	3466	// Set Count to 1 databyte
fcalzadas	9:2db641efba7e	3467	_cs = 0;
fcalzadas	9:2db641efba7e	3468	wait_us(1);
fcalzadas	9:2db641efba7e	3469	_spi->write(0x80); // Set display data length, 1 L6 L5 L4 L3 L2 L1 L0 (Instr Set = 1)
fcalzadas	9:2db641efba7e	3470	wait_us(1);
fcalzadas	9:2db641efba7e	3471	_cs = 1;
fcalzadas	9:2db641efba7e	3472
fcalzadas	9:2db641efba7e	3473	wait_us(40);
fcalzadas	9:2db641efba7e	3474
fcalzadas	9:2db641efba7e	3475	// Write 1 databyte
fcalzadas	9:2db641efba7e	3476	_cs = 0;
fcalzadas	9:2db641efba7e	3477	wait_us(1);
fcalzadas	9:2db641efba7e	3478	_spi->write(value); // Write data (Instr Set = 1)
fcalzadas	9:2db641efba7e	3479	wait_us(1);
fcalzadas	9:2db641efba7e	3480	_cs = 1;
fcalzadas	9:2db641efba7e	3481
fcalzadas	9:2db641efba7e	3482	wait_us(40);
fcalzadas	9:2db641efba7e	3483
fcalzadas	9:2db641efba7e	3484	// Select Standard Instr Set
fcalzadas	9:2db641efba7e	3485	_cs = 0;
fcalzadas	9:2db641efba7e	3486	wait_us(1);
fcalzadas	9:2db641efba7e	3487	_spi->write(0x20 \| _function); // Set function, 0 0 1 DL N EXT=0 x x (Select Instr Set = 0));
fcalzadas	9:2db641efba7e	3488	wait_us(1);
fcalzadas	9:2db641efba7e	3489	_cs = 1;
fcalzadas	9:2db641efba7e	3490	}
fcalzadas	9:2db641efba7e	3491	}
fcalzadas	9:2db641efba7e	3492	#endif /* Native SPI bus */
fcalzadas	9:2db641efba7e	3493	//------- End TextLCD_SPI_N_3_8 -----------
fcalzadas	9:2db641efba7e	3494
fcalzadas	9:2db641efba7e	3495
fcalzadas	9:2db641efba7e	3496	//-------- Start TextLCD_SPI_N_3_9 --------
fcalzadas	9:2db641efba7e	3497	#if(LCD_SPI_N_3_9 == 1) /* Native SPI bus */
fcalzadas	9:2db641efba7e	3498	//Code checked out on logic analyser. Not yet tested on hardware..
fcalzadas	9:2db641efba7e	3499
fcalzadas	9:2db641efba7e	3500	/** Create a TextLCD interface using a controller with a native SPI3 9 bits interface
fcalzadas	9:2db641efba7e	3501	*
fcalzadas	9:2db641efba7e	3502	* @param spi SPI Bus
fcalzadas	9:2db641efba7e	3503	* @param cs chip select pin (active low)
fcalzadas	9:2db641efba7e	3504	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	3505	* @param bl Backlight control line (optional, default = NC)
fcalzadas	9:2db641efba7e	3506	* @param ctrl LCD controller (default = AIP31068)
fcalzadas	9:2db641efba7e	3507	*/
fcalzadas	9:2db641efba7e	3508	TextLCD_SPI_N_3_9::TextLCD_SPI_N_3_9(SPI *spi, PinName cs, LCDType type, PinName bl, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	3509	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	3510	_spi(spi),
fcalzadas	9:2db641efba7e	3511	_cs(cs) {
fcalzadas	9:2db641efba7e	3512
fcalzadas	9:2db641efba7e	3513	// Init CS
fcalzadas	9:2db641efba7e	3514	_cs = 1;
fcalzadas	9:2db641efba7e	3515
fcalzadas	9:2db641efba7e	3516	// Setup the spi for 9 bit data, high steady state clock,
fcalzadas	9:2db641efba7e	3517	// rising edge capture, with a 500KHz or 1MHz clock rate
fcalzadas	9:2db641efba7e	3518	_spi->format(9,3);
fcalzadas	9:2db641efba7e	3519	_spi->frequency(1000000);
fcalzadas	9:2db641efba7e	3520
fcalzadas	9:2db641efba7e	3521	// The hardware Backlight pin is optional. Test and make sure whether it exists or not to prevent illegal access.
fcalzadas	9:2db641efba7e	3522	if (bl != NC) {
fcalzadas	9:2db641efba7e	3523	_bl = new DigitalOut(bl); //Construct new pin
fcalzadas	9:2db641efba7e	3524	_bl->write(0); //Deactivate
fcalzadas	9:2db641efba7e	3525	}
fcalzadas	9:2db641efba7e	3526	else {
fcalzadas	9:2db641efba7e	3527	// No Hardware Backlight pin
fcalzadas	9:2db641efba7e	3528	_bl = NULL; //Construct dummy pin
fcalzadas	9:2db641efba7e	3529	}
fcalzadas	9:2db641efba7e	3530
fcalzadas	9:2db641efba7e	3531	//Sanity check
fcalzadas	9:2db641efba7e	3532	if (_ctrl & LCD_C_SPI3_9) {
fcalzadas	9:2db641efba7e	3533	_init(_LCD_DL_8); // Set Datalength to 8 bit for all native serial interfaces
fcalzadas	9:2db641efba7e	3534	}
fcalzadas	9:2db641efba7e	3535	else {
fcalzadas	9:2db641efba7e	3536	error("Error: LCD Controller type does not support native SPI3 9 bits interface\n\r");
fcalzadas	9:2db641efba7e	3537	}
fcalzadas	9:2db641efba7e	3538	}
fcalzadas	9:2db641efba7e	3539
fcalzadas	9:2db641efba7e	3540	TextLCD_SPI_N_3_9::~TextLCD_SPI_N_3_9() {
fcalzadas	9:2db641efba7e	3541	if (_bl != NULL) {delete _bl;} // BL pin
fcalzadas	9:2db641efba7e	3542	}
fcalzadas	9:2db641efba7e	3543
fcalzadas	9:2db641efba7e	3544	// Not used in this mode
fcalzadas	9:2db641efba7e	3545	void TextLCD_SPI_N_3_9::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	3546	}
fcalzadas	9:2db641efba7e	3547
fcalzadas	9:2db641efba7e	3548	// Set RS pin
fcalzadas	9:2db641efba7e	3549	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	3550	void TextLCD_SPI_N_3_9::_setRS(bool value) {
fcalzadas	9:2db641efba7e	3551	// The controlbits define the meaning of the next byte. This next byte can either be data or command.
fcalzadas	9:2db641efba7e	3552	// b8 b7...........b0
fcalzadas	9:2db641efba7e	3553	// RS command or data
fcalzadas	9:2db641efba7e	3554	//
fcalzadas	9:2db641efba7e	3555	// RS=1 means that next byte is data, RS=0 means that next byte is command
fcalzadas	9:2db641efba7e	3556	//
fcalzadas	9:2db641efba7e	3557
fcalzadas	9:2db641efba7e	3558	if (value) {
fcalzadas	9:2db641efba7e	3559	_controlbyte = 0x01; // Next byte is data
fcalzadas	9:2db641efba7e	3560	}
fcalzadas	9:2db641efba7e	3561	else {
fcalzadas	9:2db641efba7e	3562	_controlbyte = 0x00; // Next byte is command
fcalzadas	9:2db641efba7e	3563	}
fcalzadas	9:2db641efba7e	3564	}
fcalzadas	9:2db641efba7e	3565
fcalzadas	9:2db641efba7e	3566	// Set BL pin
fcalzadas	9:2db641efba7e	3567	void TextLCD_SPI_N_3_9::_setBL(bool value) {
fcalzadas	9:2db641efba7e	3568	if (_bl) {
fcalzadas	9:2db641efba7e	3569	_bl->write(value);
fcalzadas	9:2db641efba7e	3570	}
fcalzadas	9:2db641efba7e	3571	}
fcalzadas	9:2db641efba7e	3572
fcalzadas	9:2db641efba7e	3573	// Not used in this mode
fcalzadas	9:2db641efba7e	3574	void TextLCD_SPI_N_3_9::_setData(int value) {
fcalzadas	9:2db641efba7e	3575	}
fcalzadas	9:2db641efba7e	3576
fcalzadas	9:2db641efba7e	3577	// Write a byte using SPI3 9 bits mode
fcalzadas	9:2db641efba7e	3578	void TextLCD_SPI_N_3_9::_writeByte(int value) {
fcalzadas	9:2db641efba7e	3579	_cs = 0;
fcalzadas	9:2db641efba7e	3580	wait_us(1);
fcalzadas	9:2db641efba7e	3581	_spi->write( (_controlbyte << 8) \| (value & 0xFF));
fcalzadas	9:2db641efba7e	3582	wait_us(1);
fcalzadas	9:2db641efba7e	3583	_cs = 1;
simon	1:ac48b187213c	3584	}
fcalzadas	9:2db641efba7e	3585	#endif /* Native SPI bus */
fcalzadas	9:2db641efba7e	3586	//------- End TextLCD_SPI_N_3_9 -----------
fcalzadas	9:2db641efba7e	3587
fcalzadas	9:2db641efba7e	3588
fcalzadas	9:2db641efba7e	3589	//------- Start TextLCD_SPI_N_3_10 --------
fcalzadas	9:2db641efba7e	3590	#if(LCD_SPI_N_3_10 == 1) /* Native SPI bus */
fcalzadas	9:2db641efba7e	3591
fcalzadas	9:2db641efba7e	3592	/** Create a TextLCD interface using a controller with a native SPI3 10 bits interface
fcalzadas	9:2db641efba7e	3593	*
fcalzadas	9:2db641efba7e	3594	* @param spi SPI Bus
fcalzadas	9:2db641efba7e	3595	* @param cs chip select pin (active low)
fcalzadas	9:2db641efba7e	3596	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	3597	* @param bl Backlight control line (optional, default = NC)
fcalzadas	9:2db641efba7e	3598	* @param ctrl LCD controller (default = AIP31068)
fcalzadas	9:2db641efba7e	3599	*/
fcalzadas	9:2db641efba7e	3600	TextLCD_SPI_N_3_10::TextLCD_SPI_N_3_10(SPI *spi, PinName cs, LCDType type, PinName bl, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	3601	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	3602	_spi(spi),
fcalzadas	9:2db641efba7e	3603	_cs(cs) {
fcalzadas	9:2db641efba7e	3604
fcalzadas	9:2db641efba7e	3605	// Init CS
fcalzadas	9:2db641efba7e	3606	_cs = 1;
fcalzadas	9:2db641efba7e	3607
fcalzadas	9:2db641efba7e	3608	// Setup the spi for 10 bit data, low steady state clock,
fcalzadas	9:2db641efba7e	3609	// rising edge capture, with a 500KHz or 1MHz clock rate
fcalzadas	9:2db641efba7e	3610	_spi->format(10,0);
fcalzadas	9:2db641efba7e	3611	_spi->frequency(1000000);
fcalzadas	9:2db641efba7e	3612
fcalzadas	9:2db641efba7e	3613	// The hardware Backlight pin is optional. Test and make sure whether it exists or not to prevent illegal access.
fcalzadas	9:2db641efba7e	3614	if (bl != NC) {
fcalzadas	9:2db641efba7e	3615	_bl = new DigitalOut(bl); //Construct new pin
fcalzadas	9:2db641efba7e	3616	_bl->write(0); //Deactivate
fcalzadas	9:2db641efba7e	3617	}
fcalzadas	9:2db641efba7e	3618	else {
fcalzadas	9:2db641efba7e	3619	// No Hardware Backlight pin
fcalzadas	9:2db641efba7e	3620	_bl = NULL; //Construct dummy pin
fcalzadas	9:2db641efba7e	3621	}
fcalzadas	9:2db641efba7e	3622
fcalzadas	9:2db641efba7e	3623	//Sanity check
fcalzadas	9:2db641efba7e	3624	if (_ctrl & LCD_C_SPI3_10) {
fcalzadas	9:2db641efba7e	3625	_init(_LCD_DL_8); // Set Datalength to 8 bit for all native serial interfaces
fcalzadas	9:2db641efba7e	3626	}
fcalzadas	9:2db641efba7e	3627	else {
fcalzadas	9:2db641efba7e	3628	error("Error: LCD Controller type does not support native SPI3 10 bits interface\n\r");
fcalzadas	9:2db641efba7e	3629	}
fcalzadas	9:2db641efba7e	3630	}
fcalzadas	9:2db641efba7e	3631
fcalzadas	9:2db641efba7e	3632	TextLCD_SPI_N_3_10::~TextLCD_SPI_N_3_10() {
fcalzadas	9:2db641efba7e	3633	if (_bl != NULL) {delete _bl;} // BL pin
fcalzadas	9:2db641efba7e	3634	}
fcalzadas	9:2db641efba7e	3635
fcalzadas	9:2db641efba7e	3636	// Not used in this mode
fcalzadas	9:2db641efba7e	3637	void TextLCD_SPI_N_3_10::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	3638	}
fcalzadas	9:2db641efba7e	3639
fcalzadas	9:2db641efba7e	3640	// Set RS pin
fcalzadas	9:2db641efba7e	3641	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	3642	void TextLCD_SPI_N_3_10::_setRS(bool value) {
fcalzadas	9:2db641efba7e	3643	// The controlbits define the meaning of the next byte. This next byte can either be data or command.
fcalzadas	9:2db641efba7e	3644	// b9 b8 b7...........b0
fcalzadas	9:2db641efba7e	3645	// RS RW command or data
fcalzadas	9:2db641efba7e	3646	//
fcalzadas	9:2db641efba7e	3647	// RS=1 means that next byte is data, RS=0 means that next byte is command
fcalzadas	9:2db641efba7e	3648	// RW=0 means that next byte is writen, RW=1 means that next byte is read (not used in this lib)
fcalzadas	9:2db641efba7e	3649	//
fcalzadas	9:2db641efba7e	3650
fcalzadas	9:2db641efba7e	3651	if (value) {
fcalzadas	9:2db641efba7e	3652	_controlbyte = 0x02; // Next byte is data
fcalzadas	9:2db641efba7e	3653	}
fcalzadas	9:2db641efba7e	3654	else {
fcalzadas	9:2db641efba7e	3655	_controlbyte = 0x00; // Next byte is command
fcalzadas	9:2db641efba7e	3656	}
fcalzadas	9:2db641efba7e	3657	}
fcalzadas	9:2db641efba7e	3658
fcalzadas	9:2db641efba7e	3659	// Set BL pin
fcalzadas	9:2db641efba7e	3660	void TextLCD_SPI_N_3_10::_setBL(bool value) {
fcalzadas	9:2db641efba7e	3661	if (_bl) {
fcalzadas	9:2db641efba7e	3662	_bl->write(value);
fcalzadas	9:2db641efba7e	3663	}
fcalzadas	9:2db641efba7e	3664	}
fcalzadas	9:2db641efba7e	3665
fcalzadas	9:2db641efba7e	3666	// Not used in this mode
fcalzadas	9:2db641efba7e	3667	void TextLCD_SPI_N_3_10::_setData(int value) {
fcalzadas	9:2db641efba7e	3668	}
fcalzadas	9:2db641efba7e	3669
fcalzadas	9:2db641efba7e	3670	// Write a byte using SPI3 10 bits mode
fcalzadas	9:2db641efba7e	3671	void TextLCD_SPI_N_3_10::_writeByte(int value) {
fcalzadas	9:2db641efba7e	3672	_cs = 0;
fcalzadas	9:2db641efba7e	3673	wait_us(1);
fcalzadas	9:2db641efba7e	3674	_spi->write( (_controlbyte << 8) \| (value & 0xFF));
fcalzadas	9:2db641efba7e	3675	wait_us(1);
fcalzadas	9:2db641efba7e	3676	_cs = 1;
fcalzadas	9:2db641efba7e	3677	}
fcalzadas	9:2db641efba7e	3678	#endif /* Native SPI bus */
fcalzadas	9:2db641efba7e	3679	//------- End TextLCD_SPI_N_3_10 ----------
fcalzadas	9:2db641efba7e	3680
fcalzadas	9:2db641efba7e	3681
fcalzadas	9:2db641efba7e	3682	//------- Start TextLCD_SPI_N_3_16 --------
fcalzadas	9:2db641efba7e	3683	#if(LCD_SPI_N_3_16 == 1) /* Native SPI bus */
fcalzadas	9:2db641efba7e	3684
fcalzadas	9:2db641efba7e	3685	/** Create a TextLCD interface using a controller with a native SPI3 16 bits interface
fcalzadas	9:2db641efba7e	3686	*
fcalzadas	9:2db641efba7e	3687	* @param spi SPI Bus
fcalzadas	9:2db641efba7e	3688	* @param cs chip select pin (active low)
fcalzadas	9:2db641efba7e	3689	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	3690	* @param bl Backlight control line (optional, default = NC)
fcalzadas	9:2db641efba7e	3691	* @param ctrl LCD controller (default = PT6314)
fcalzadas	9:2db641efba7e	3692	*/
fcalzadas	9:2db641efba7e	3693	TextLCD_SPI_N_3_16::TextLCD_SPI_N_3_16(SPI *spi, PinName cs, LCDType type, PinName bl, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	3694	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	3695	_spi(spi),
fcalzadas	9:2db641efba7e	3696	_cs(cs) {
fcalzadas	9:2db641efba7e	3697
fcalzadas	9:2db641efba7e	3698	// Init CS
fcalzadas	9:2db641efba7e	3699	_cs = 1;
fcalzadas	9:2db641efba7e	3700
fcalzadas	9:2db641efba7e	3701	// Setup the spi for 8 bit data, low steady state clock,
fcalzadas	9:2db641efba7e	3702	// rising edge capture, with a 500KHz or 1MHz clock rate
fcalzadas	9:2db641efba7e	3703	_spi->format(8,0);
fcalzadas	9:2db641efba7e	3704	_spi->frequency(1000000);
fcalzadas	9:2db641efba7e	3705
fcalzadas	9:2db641efba7e	3706	// The hardware Backlight pin is optional. Test and make sure whether it exists or not to prevent illegal access.
fcalzadas	9:2db641efba7e	3707	if (bl != NC) {
fcalzadas	9:2db641efba7e	3708	_bl = new DigitalOut(bl); //Construct new pin
fcalzadas	9:2db641efba7e	3709	_bl->write(0); //Deactivate
fcalzadas	9:2db641efba7e	3710	}
fcalzadas	9:2db641efba7e	3711	else {
fcalzadas	9:2db641efba7e	3712	// No Hardware Backlight pin
fcalzadas	9:2db641efba7e	3713	_bl = NULL; //Construct dummy pin
fcalzadas	9:2db641efba7e	3714	}
fcalzadas	9:2db641efba7e	3715
fcalzadas	9:2db641efba7e	3716	//Sanity check
fcalzadas	9:2db641efba7e	3717	if (_ctrl & LCD_C_SPI3_16) {
fcalzadas	9:2db641efba7e	3718	_init(_LCD_DL_8); // Set Datalength to 8 bit for all native serial interfaces
fcalzadas	9:2db641efba7e	3719	}
fcalzadas	9:2db641efba7e	3720	else {
fcalzadas	9:2db641efba7e	3721	error("Error: LCD Controller type does not support native SPI3 16 bits interface\n\r");
fcalzadas	9:2db641efba7e	3722	}
fcalzadas	9:2db641efba7e	3723	}
fcalzadas	9:2db641efba7e	3724
fcalzadas	9:2db641efba7e	3725	TextLCD_SPI_N_3_16::~TextLCD_SPI_N_3_16() {
fcalzadas	9:2db641efba7e	3726	if (_bl != NULL) {delete _bl;} // BL pin
fcalzadas	9:2db641efba7e	3727	}
fcalzadas	9:2db641efba7e	3728
fcalzadas	9:2db641efba7e	3729	// Not used in this mode
fcalzadas	9:2db641efba7e	3730	void TextLCD_SPI_N_3_16::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	3731	}
fcalzadas	9:2db641efba7e	3732
fcalzadas	9:2db641efba7e	3733	// Set RS pin
fcalzadas	9:2db641efba7e	3734	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	3735	void TextLCD_SPI_N_3_16::_setRS(bool value) {
fcalzadas	9:2db641efba7e	3736	// The 16bit mode is split in 2 bytes. The first byte is for synchronisation and controlbits. The controlbits define the meaning of the next byte.
fcalzadas	9:2db641efba7e	3737	// The 8 actual bits represent either a data or a command byte.
fcalzadas	9:2db641efba7e	3738	// b15 b14 b13 b12 b11 b10 b9 b8 - b7 b6 b5 b4 b3 b2 b1 b0
fcalzadas	9:2db641efba7e	3739	// 1 1 1 1 1 RW RS 0 d7 d6 d5 d4 d3 d2 d1 d0
fcalzadas	9:2db641efba7e	3740	//
fcalzadas	9:2db641efba7e	3741	// RS=1 means that next byte is data, RS=0 means that next byte is command
fcalzadas	9:2db641efba7e	3742	// RW=0 means that next byte is writen, RW=1 means that next byte is read (not used in this lib)
fcalzadas	9:2db641efba7e	3743	//
fcalzadas	9:2db641efba7e	3744
fcalzadas	9:2db641efba7e	3745	if (value) {
fcalzadas	9:2db641efba7e	3746	_controlbyte = 0xFA; // Next byte is data
fcalzadas	9:2db641efba7e	3747	}
fcalzadas	9:2db641efba7e	3748	else {
fcalzadas	9:2db641efba7e	3749	_controlbyte = 0xF8; // Next byte is command
fcalzadas	9:2db641efba7e	3750	}
fcalzadas	9:2db641efba7e	3751	}
fcalzadas	9:2db641efba7e	3752
fcalzadas	9:2db641efba7e	3753	// Set BL pin
fcalzadas	9:2db641efba7e	3754	void TextLCD_SPI_N_3_16::_setBL(bool value) {
fcalzadas	9:2db641efba7e	3755	if (_bl) {
fcalzadas	9:2db641efba7e	3756	_bl->write(value);
fcalzadas	9:2db641efba7e	3757	}
fcalzadas	9:2db641efba7e	3758	}
fcalzadas	9:2db641efba7e	3759
fcalzadas	9:2db641efba7e	3760	// Not used in this mode
fcalzadas	9:2db641efba7e	3761	void TextLCD_SPI_N_3_16::_setData(int value) {
fcalzadas	9:2db641efba7e	3762	}
fcalzadas	9:2db641efba7e	3763
fcalzadas	9:2db641efba7e	3764	// Write a byte using SPI3 16 bits mode
fcalzadas	9:2db641efba7e	3765	void TextLCD_SPI_N_3_16::_writeByte(int value) {
fcalzadas	9:2db641efba7e	3766	_cs = 0;
fcalzadas	9:2db641efba7e	3767	wait_us(1);
fcalzadas	9:2db641efba7e	3768
fcalzadas	9:2db641efba7e	3769	_spi->write(_controlbyte);
fcalzadas	9:2db641efba7e	3770
fcalzadas	9:2db641efba7e	3771	_spi->write(value);
fcalzadas	9:2db641efba7e	3772
fcalzadas	9:2db641efba7e	3773	wait_us(1);
fcalzadas	9:2db641efba7e	3774	_cs = 1;
fcalzadas	9:2db641efba7e	3775	}
fcalzadas	9:2db641efba7e	3776	#endif /* Native SPI bus */
fcalzadas	9:2db641efba7e	3777	//------- End TextLCD_SPI_N_3_16 ----------
fcalzadas	9:2db641efba7e	3778
fcalzadas	9:2db641efba7e	3779
fcalzadas	9:2db641efba7e	3780	//------- Start TextLCD_SPI_N_3_24 --------
fcalzadas	9:2db641efba7e	3781	#if(LCD_SPI_N_3_24 == 1) /* Native SPI bus */
fcalzadas	9:2db641efba7e	3782
fcalzadas	9:2db641efba7e	3783	/** Create a TextLCD interface using a controller with a native SPI3 24 bits interface
fcalzadas	9:2db641efba7e	3784	*
fcalzadas	9:2db641efba7e	3785	* @param spi SPI Bus
fcalzadas	9:2db641efba7e	3786	* @param cs chip select pin (active low)
fcalzadas	9:2db641efba7e	3787	* @param type Sets the panel size/addressing mode (default = LCD16x2)
fcalzadas	9:2db641efba7e	3788	* @param bl Backlight control line (optional, default = NC)
fcalzadas	9:2db641efba7e	3789	* @param ctrl LCD controller (default = SSD1803)
fcalzadas	9:2db641efba7e	3790	*/
fcalzadas	9:2db641efba7e	3791	TextLCD_SPI_N_3_24::TextLCD_SPI_N_3_24(SPI *spi, PinName cs, LCDType type, PinName bl, LCDCtrl ctrl) :
fcalzadas	9:2db641efba7e	3792	TextLCD_Base(type, ctrl),
fcalzadas	9:2db641efba7e	3793	_spi(spi),
fcalzadas	9:2db641efba7e	3794	_cs(cs) {
fcalzadas	9:2db641efba7e	3795
fcalzadas	9:2db641efba7e	3796	// Init CS
fcalzadas	9:2db641efba7e	3797	_cs = 1;
fcalzadas	9:2db641efba7e	3798
fcalzadas	9:2db641efba7e	3799	// Setup the spi for 8 bit data, high steady state clock,
fcalzadas	9:2db641efba7e	3800	// rising edge capture, with a 500KHz or 1MHz clock rate
fcalzadas	9:2db641efba7e	3801	_spi->format(8,3);
fcalzadas	9:2db641efba7e	3802	_spi->frequency(1000000);
fcalzadas	9:2db641efba7e	3803
fcalzadas	9:2db641efba7e	3804	// The hardware Backlight pin is optional. Test and make sure whether it exists or not to prevent illegal access.
fcalzadas	9:2db641efba7e	3805	if (bl != NC) {
fcalzadas	9:2db641efba7e	3806	_bl = new DigitalOut(bl); //Construct new pin
fcalzadas	9:2db641efba7e	3807	_bl->write(0); //Deactivate
fcalzadas	9:2db641efba7e	3808	}
fcalzadas	9:2db641efba7e	3809	else {
fcalzadas	9:2db641efba7e	3810	// No Hardware Backlight pin
fcalzadas	9:2db641efba7e	3811	_bl = NULL; //Construct dummy pin
fcalzadas	9:2db641efba7e	3812	}
fcalzadas	9:2db641efba7e	3813
fcalzadas	9:2db641efba7e	3814	//Sanity check
fcalzadas	9:2db641efba7e	3815	if (_ctrl & LCD_C_SPI3_24) {
fcalzadas	9:2db641efba7e	3816	_init(_LCD_DL_8); // Set Datalength to 8 bit for all native serial interfaces
fcalzadas	9:2db641efba7e	3817	}
fcalzadas	9:2db641efba7e	3818	else {
fcalzadas	9:2db641efba7e	3819	error("Error: LCD Controller type does not support native SPI3 24 bits interface\n\r");
fcalzadas	9:2db641efba7e	3820	}
fcalzadas	9:2db641efba7e	3821	}
fcalzadas	9:2db641efba7e	3822
fcalzadas	9:2db641efba7e	3823	TextLCD_SPI_N_3_24::~TextLCD_SPI_N_3_24() {
fcalzadas	9:2db641efba7e	3824	if (_bl != NULL) {delete _bl;} // BL pin
fcalzadas	9:2db641efba7e	3825	}
fcalzadas	9:2db641efba7e	3826
fcalzadas	9:2db641efba7e	3827	// Not used in this mode
fcalzadas	9:2db641efba7e	3828	void TextLCD_SPI_N_3_24::_setEnable(bool value) {
fcalzadas	9:2db641efba7e	3829	}
fcalzadas	9:2db641efba7e	3830
fcalzadas	9:2db641efba7e	3831	// Set RS pin
fcalzadas	9:2db641efba7e	3832	// Used for mbed pins, I2C bus expander or SPI shiftregister
fcalzadas	9:2db641efba7e	3833	void TextLCD_SPI_N_3_24::_setRS(bool value) {
fcalzadas	9:2db641efba7e	3834	// The 24bit mode is split in 3 bytes. The first byte is for synchronisation and controlbits. The controlbits define the meaning of the next two bytes.
fcalzadas	9:2db641efba7e	3835	// Each byte encodes 4 actual bits. The 8 actual bits represent either a data or a command byte.
fcalzadas	9:2db641efba7e	3836	// b23 b22 b21 b20 b19 b18 b17 b16 - b15 b14 b13 b12 b11 b10 b9 b8 - b7 b6 b5 b4 b3 b2 b1 b0
fcalzadas	9:2db641efba7e	3837	// 1 1 1 1 1 RW RS 0 d0 d1 d2 d3 0 0 0 0 d4 d5 d6 d7 0 0 0 0
fcalzadas	9:2db641efba7e	3838	//
fcalzadas	9:2db641efba7e	3839	// RS=1 means that next byte is data, RS=0 means that next byte is command
fcalzadas	9:2db641efba7e	3840	// RW=0 means that next byte is writen, RW=1 means that next byte is read (not used in this lib)
fcalzadas	9:2db641efba7e	3841	//
fcalzadas	9:2db641efba7e	3842	// Note: SPI3_24 expects LSB first. This is inconsistent with regular SPI convention (and hardware) that sends MSB first.
fcalzadas	9:2db641efba7e	3843
fcalzadas	9:2db641efba7e	3844	if (value) {
fcalzadas	9:2db641efba7e	3845	_controlbyte = 0xFA; // Next byte is data
fcalzadas	9:2db641efba7e	3846	}
fcalzadas	9:2db641efba7e	3847	else {
fcalzadas	9:2db641efba7e	3848	_controlbyte = 0xF8; // Next byte is command
fcalzadas	9:2db641efba7e	3849	}
fcalzadas	9:2db641efba7e	3850	}
fcalzadas	9:2db641efba7e	3851
fcalzadas	9:2db641efba7e	3852	// Set BL pin
fcalzadas	9:2db641efba7e	3853	void TextLCD_SPI_N_3_24::_setBL(bool value) {
fcalzadas	9:2db641efba7e	3854	if (_bl) {
fcalzadas	9:2db641efba7e	3855	_bl->write(value);
fcalzadas	9:2db641efba7e	3856	}
fcalzadas	9:2db641efba7e	3857	}
fcalzadas	9:2db641efba7e	3858
fcalzadas	9:2db641efba7e	3859	// Not used in this mode
fcalzadas	9:2db641efba7e	3860	void TextLCD_SPI_N_3_24::_setData(int value) {
fcalzadas	9:2db641efba7e	3861	}
fcalzadas	9:2db641efba7e	3862
fcalzadas	9:2db641efba7e	3863	//Mapping table to flip the bits around cause SPI3_24 expects LSB first.
fcalzadas	9:2db641efba7e	3864	const uint8_t map3_24[16] = {0x00, 0x80, 0x40, 0xC0, 0x20, 0xA0, 0x60, 0xE0, 0x10, 0x90, 0x50, 0xD0, 0x30, 0xB0, 0x70, 0xF0};
fcalzadas	9:2db641efba7e	3865
fcalzadas	9:2db641efba7e	3866	// Write a byte using SPI3 24 bits mode
fcalzadas	9:2db641efba7e	3867	void TextLCD_SPI_N_3_24::_writeByte(int value) {
fcalzadas	9:2db641efba7e	3868	_cs = 0;
fcalzadas	9:2db641efba7e	3869	wait_us(1);
fcalzadas	9:2db641efba7e	3870	_spi->write(_controlbyte);
fcalzadas	9:2db641efba7e	3871
fcalzadas	9:2db641efba7e	3872	//Map and send the LSB nibble
fcalzadas	9:2db641efba7e	3873	_spi->write( map3_24[value & 0x0F]);
fcalzadas	9:2db641efba7e	3874
fcalzadas	9:2db641efba7e	3875	//Map and send the MSB nibble
fcalzadas	9:2db641efba7e	3876	_spi->write( map3_24[(value >> 4) & 0x0F]);
fcalzadas	9:2db641efba7e	3877
fcalzadas	9:2db641efba7e	3878	wait_us(1);
fcalzadas	9:2db641efba7e	3879	_cs = 1;
fcalzadas	9:2db641efba7e	3880	}
fcalzadas	9:2db641efba7e	3881	#endif /* Native SPI bus */
fcalzadas	9:2db641efba7e	3882	//------- End TextLCD_SPI_N_3_24 ----------

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Type:	Library
Created:	13 Nov 2019
Imports:	26
Forks:	0
Commits:	10
Dependents:	1
Dependencies:	0
Followers:	14

TextLCD.cpp@9:2db641efba7e, 2019-11-13 (annotated)

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