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Dependents:   TextLCD_FC113 Kviz

Committer:
wim
Date:
Tue Nov 25 19:21:18 2014 +0000
Revision:
36:9f5f86dfd44a
Parent:
35:311be6444a39
Child:
37:ce348c002929
Added ST7070 and KS0073 support, added setIcon(), clrIcon() and setInvert() method for supported devices.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
simon 1:ac48b187213c 1 /* mbed TextLCD Library, for a 4-bit LCD based on HD44780
simon 6:e4cb7ddee0d3 2 * Copyright (c) 2007-2010, sford, http://mbed.org
wim 13:24506ba22480 3 * 2013, v01: WH, Added LCD types, fixed LCD address issues, added Cursor and UDCs
wim 15:b70ebfffb258 4 * 2013, v02: WH, Added I2C and SPI bus interfaces
wim 15:b70ebfffb258 5 * 2013, v03: WH, Added support for LCD40x4 which uses 2 controllers
wim 17:652ab113bc2e 6 * 2013, v04: WH, Added support for Display On/Off, improved 4bit bootprocess
wim 18:bd65dc10f27f 7 * 2013, v05: WH, Added support for 8x2B, added some UDCs
wim 19:c747b9e2e7b8 8 * 2013, v06: WH, Added support for devices that use internal DC/DC converters
wim 20:e0da005a777f 9 * 2013, v07: WH, Added support for backlight and include portdefinitions for LCD2004 Module from DFROBOT
wim 21:9eb628d9e164 10 * 2014, v08: WH, Refactored in Base and Derived Classes to deal with mbed lib change regarding 'NC' defined DigitalOut pins
wim 25:6162b31128c9 11 * 2014, v09: WH/EO, Added Class for Native SPI controllers such as ST7032
wim 26:bd897a001012 12 * 2014, v10: WH, Added Class for Native I2C controllers such as ST7032i, Added support for MCP23008 I2C portexpander, Added support for Adafruit module
wim 30:033048611c01 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
wim 32:59c4b8f648d4 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)
wim 34:e5a0dcb43ecc 15 * 2014, v13: WH, Added support for controllers US2066/SSD1311 (OLED), added setUDCBlink() method for supported devices (eg SSD1803), fixed issue in setPower()
wim 34:e5a0dcb43ecc 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,
wim 34:e5a0dcb43ecc 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.
wim 35:311be6444a39 18 * 2014, v15: WH, Added AC780 support, added I2C expander modules, fixed setBacklight() for inverted logic modules. Fixed bug in LCD_SPI_N define
wim 36:9f5f86dfd44a 19 * 2014, v16: WH, Added ST7070 and KS0073 support, added setIcon(), clrIcon() and setInvert() method for supported devices
simon 1:ac48b187213c 20 *
simon 1:ac48b187213c 21 * Permission is hereby granted, free of charge, to any person obtaining a copy
simon 1:ac48b187213c 22 * of this software and associated documentation files (the "Software"), to deal
simon 1:ac48b187213c 23 * in the Software without restriction, including without limitation the rights
simon 1:ac48b187213c 24 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
simon 1:ac48b187213c 25 * copies of the Software, and to permit persons to whom the Software is
simon 1:ac48b187213c 26 * furnished to do so, subject to the following conditions:
simon 2:227356c7d12c 27 *
simon 1:ac48b187213c 28 * The above copyright notice and this permission notice shall be included in
simon 1:ac48b187213c 29 * all copies or substantial portions of the Software.
simon 2:227356c7d12c 30 *
simon 1:ac48b187213c 31 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
simon 1:ac48b187213c 32 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
simon 1:ac48b187213c 33 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
simon 1:ac48b187213c 34 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
simon 1:ac48b187213c 35 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
simon 1:ac48b187213c 36 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
simon 1:ac48b187213c 37 * THE SOFTWARE.
simon 1:ac48b187213c 38 */
simon 1:ac48b187213c 39
simon 1:ac48b187213c 40 #ifndef MBED_TEXTLCD_H
simon 1:ac48b187213c 41 #define MBED_TEXTLCD_H
simon 1:ac48b187213c 42
simon 1:ac48b187213c 43 #include "mbed.h"
wim 34:e5a0dcb43ecc 44 #include "TextLCD_Config.h"
wim 34:e5a0dcb43ecc 45 #include "TextLCD_UDC.h"
simon 2:227356c7d12c 46
simon 5:a53b3e2d6f1e 47 /** A TextLCD interface for driving 4-bit HD44780-based LCDs
simon 2:227356c7d12c 48 *
wim 34:e5a0dcb43ecc 49 * Currently supports 8x1, 8x2, 12x3, 12x4, 16x1, 16x2, 16x3, 16x4, 20x2, 20x4, 24x1, 24x2, 24x4, 40x2 and 40x4 panels.
wim 27:22d5086f6ba6 50 * Interface options include direct mbed pins, I2C portexpander (PCF8474/PCF8574A or MCP23008) or SPI bus shiftregister (74595).
wim 34:e5a0dcb43ecc 51 * Supports some controllers with native I2C or SPI interface. Supports some controllers that provide internal DC/DC converters for VLCD or VLED.
wim 34:e5a0dcb43ecc 52 * Supports some controllers that feature programmable contrast control, powerdown, blinking UDCs and/or top/down orientation modes.
simon 2:227356c7d12c 53 *
simon 2:227356c7d12c 54 * @code
simon 2:227356c7d12c 55 * #include "mbed.h"
simon 2:227356c7d12c 56 * #include "TextLCD.h"
simon 5:a53b3e2d6f1e 57 *
wim 16:c276b75e6585 58 * // I2C Communication
wim 16:c276b75e6585 59 * I2C i2c_lcd(p28,p27); // SDA, SCL
wim 16:c276b75e6585 60 *
wim 16:c276b75e6585 61 * // SPI Communication
wim 16:c276b75e6585 62 * SPI spi_lcd(p5, NC, p7); // MOSI, MISO, SCLK
wim 16:c276b75e6585 63 *
wim 22:35742ec80c24 64 * //TextLCD lcd(p15, p16, p17, p18, p19, p20); // RS, E, D4-D7, LCDType=LCD16x2, BL=NC, E2=NC, LCDTCtrl=HD44780
wim 28:30fa94f7341c 65 * //TextLCD_SPI lcd(&spi_lcd, p8, TextLCD::LCD40x4); // SPI bus, 74595 expander, CS pin, LCD Type
wim 34:e5a0dcb43ecc 66 * TextLCD_I2C lcd(&i2c_lcd, 0x42, TextLCD::LCD20x4); // I2C bus, PCF8574 Slaveaddress, LCD Type
wim 34:e5a0dcb43ecc 67 * //TextLCD_I2C lcd(&i2c_lcd, 0x42, TextLCD::LCD16x2, TextLCD::WS0010); // I2C bus, PCF8574 Slaveaddress, LCD Type, Device Type (OLED)
wim 27:22d5086f6ba6 68 * //TextLCD_SPI_N lcd(&spi_lcd, p8, p9); // SPI bus, CS pin, RS pin, LCDType=LCD16x2, BL=NC, LCDTCtrl=ST7032_3V3
wim 34:e5a0dcb43ecc 69 * //TextLCD_I2C_N lcd(&i2c_lcd, ST7032_SA, TextLCD::LCD16x2, NC, TextLCD::ST7032_3V3); // I2C bus, Slaveaddress, LCD Type, BL=NC, LCDTCtrl=ST7032_3V3
wim 34:e5a0dcb43ecc 70 * //TextLCD_SPI_N_3_24 lcd(&spi_lcd, p8, TextLCD::LCD20x4D, NC, TextLCD::SSD1803_3V3); // SPI bus, CS pin, LCDType=LCD20x4D, BL=NC, LCDTCtrl=SSD1803
wim 34:e5a0dcb43ecc 71 * //TextLCD_SPI_N_3_24 lcd(&spi_lcd, p8, TextLCD::LCD20x2, NC, TextLCD::US2066_3V3); // SPI bus, CS pin, LCDType=LCD20x2, BL=NC, LCDTCtrl=US2066 (OLED)
wim 34:e5a0dcb43ecc 72 *
simon 2:227356c7d12c 73 * int main() {
wim 16:c276b75e6585 74 * lcd.printf("Hello World!\n");
simon 2:227356c7d12c 75 * }
simon 2:227356c7d12c 76 * @endcode
simon 2:227356c7d12c 77 */
wim 8:03116f75b66e 78
wim 34:e5a0dcb43ecc 79 //The TextLCD_Config.h file selects hardware interface options to reduce memory footprint
wim 34:e5a0dcb43ecc 80 //and provides Pin Defines for I2C PCF8574/PCF8574A or MCP23008 and SPI 74595 bus expander interfaces.
wim 34:e5a0dcb43ecc 81 //The LCD and serial portexpanders should be wired accordingly.
wim 32:59c4b8f648d4 82
wim 30:033048611c01 83 /* LCD Type information on Rows, Columns and Variant. This information is encoded in
wim 30:033048611c01 84 * an int and used for the LCDType enumerators in order to simplify code maintenance */
wim 30:033048611c01 85 // Columns encoded in b7..b0
wim 30:033048611c01 86 #define LCD_T_COL_MSK 0x000000FF
wim 32:59c4b8f648d4 87 #define LCD_T_C6 0x00000006
wim 30:033048611c01 88 #define LCD_T_C8 0x00000008
wim 30:033048611c01 89 #define LCD_T_C10 0x0000000A
wim 30:033048611c01 90 #define LCD_T_C12 0x0000000C
wim 30:033048611c01 91 #define LCD_T_C16 0x00000010
wim 30:033048611c01 92 #define LCD_T_C20 0x00000014
wim 30:033048611c01 93 #define LCD_T_C24 0x00000018
wim 30:033048611c01 94 #define LCD_T_C32 0x00000020
wim 30:033048611c01 95 #define LCD_T_C40 0x00000028
wim 30:033048611c01 96
wim 30:033048611c01 97 // Rows encoded in b15..b8
wim 30:033048611c01 98 #define LCD_T_ROW_MSK 0x0000FF00
wim 30:033048611c01 99 #define LCD_T_R1 0x00000100
wim 30:033048611c01 100 #define LCD_T_R2 0x00000200
wim 30:033048611c01 101 #define LCD_T_R3 0x00000300
wim 30:033048611c01 102 #define LCD_T_R4 0x00000400
wim 30:033048611c01 103
wim 30:033048611c01 104 // Addressing mode encoded in b19..b16
wim 30:033048611c01 105 #define LCD_T_ADR_MSK 0x000F0000
wim 32:59c4b8f648d4 106 #define LCD_T_A 0x00000000 /*Mode A Default 1, 2 or 4 line display */
wim 32:59c4b8f648d4 107 #define LCD_T_B 0x00010000 /*Mode B, Alternate 8x2 (actually 16x1 display) */
wim 32:59c4b8f648d4 108 #define LCD_T_C 0x00020000 /*Mode C, Alternate 16x1 (actually 8x2 display) */
wim 32:59c4b8f648d4 109 #define LCD_T_D 0x00030000 /*Mode D, Alternate 3 or 4 line display (12x4, 20x4, 24x4) */
wim 32:59c4b8f648d4 110 #define LCD_T_D1 0x00040000 /*Mode D1, Alternate 3 out of 4 line display (12x3, 20x3, 24x3) */
wim 32:59c4b8f648d4 111 #define LCD_T_E 0x00050000 /*Mode E, 40x4 display (actually two 40x2) */
wim 32:59c4b8f648d4 112 #define LCD_T_F 0x00060000 /*Mode F, 16x3 display (actually 24x2) */
wim 32:59c4b8f648d4 113 #define LCD_T_G 0x00070000 /*Mode G, 16x3 display */
wim 30:033048611c01 114
wim 30:033048611c01 115 /* LCD Ctrl information on interface support and features. This information is encoded in
wim 30:033048611c01 116 * an int and used for the LCDCtrl enumerators in order to simplify code maintenance */
wim 30:033048611c01 117 // Interface encoded in b31..b24
wim 30:033048611c01 118 #define LCD_C_BUS_MSK 0xFF000000
wim 32:59c4b8f648d4 119 #define LCD_C_PAR 0x01000000 /*Parallel 4 or 8 bit data, E pin, RS pin, RW=GND */
wim 36:9f5f86dfd44a 120 #define LCD_C_SPI3_8 0x02000000 /*SPI 3 line (MOSI, SCL, CS pins), 8 bits (Count Command initiates Data transfer) */
wim 36:9f5f86dfd44a 121 #define LCD_C_SPI3_9 0x04000000 /*SPI 3 line (MOSI, SCL, CS pins), 9 bits (RS + 8 Data) */
wim 36:9f5f86dfd44a 122 #define LCD_C_SPI3_10 0x08000000 /*SPI 3 line (MOSI, SCL, CS pins), 10 bits (RS, RW + 8 Data) */
wim 36:9f5f86dfd44a 123 #define LCD_C_SPI3_16 0x10000000 /*SPI 3 line (MOSI, SCL, CS pins), 16 bits (RS, RW + 8 Data) */
wim 36:9f5f86dfd44a 124 #define LCD_C_SPI3_24 0x20000000 /*SPI 3 line (MOSI, SCL, CS pins), 24 bits (RS, RW + 8 Data) */
wim 36:9f5f86dfd44a 125 #define LCD_C_SPI4 0x40000000 /*SPI 4 line (MOSI, SCL, CS, RS pin), RS pin + 8 Data */
wim 36:9f5f86dfd44a 126 #define LCD_C_I2C 0x80000000 /*I2C (SDA, SCL pin), 8 control bits (Co, RS, RW) + 8 Data */
wim 30:033048611c01 127 // Features encoded in b23..b16
wim 30:033048611c01 128 #define LCD_C_FTR_MSK 0x00FF0000
wim 30:033048611c01 129 #define LCD_C_BST 0x00010000 /*Booster */
wim 32:59c4b8f648d4 130 #define LCD_C_CTR 0x00020000 /*Contrast Control */
wim 32:59c4b8f648d4 131 #define LCD_C_ICN 0x00040000 /*Icons */
wim 32:59c4b8f648d4 132 #define LCD_C_PDN 0x00080000 /*Power Down */
wim 32:59c4b8f648d4 133
wim 11:9ec02df863a1 134 /** A TextLCD interface for driving 4-bit HD44780-based LCDs
wim 11:9ec02df863a1 135 *
wim 33:900a94bc7585 136 * @brief Currently supports 8x1, 8x2, 12x2, 12x3, 12x4, 16x1, 16x2, 16x3, 16x4, 20x2, 20x4, 24x2, 24x4, 40x2 and 40x4 panels
wim 27:22d5086f6ba6 137 * Interface options include direct mbed pins, I2C portexpander (PCF8474/PCF8574A or MCP23008) or SPI bus shiftregister (74595) and some native I2C or SPI devices
wim 11:9ec02df863a1 138 *
wim 11:9ec02df863a1 139 */
wim 21:9eb628d9e164 140 class TextLCD_Base : public Stream {
wim 35:311be6444a39 141 //class TextLCD_Base{
wim 35:311be6444a39 142
wim 35:311be6444a39 143 //Unfortunately this #define selection breaks Doxygen !!!
wim 35:311be6444a39 144 //#if (LCD_PRINTF == 1)
wim 35:311be6444a39 145 //class TextLCD_Base : public Stream {
wim 35:311be6444a39 146 //#else
wim 35:311be6444a39 147 //class TextLCD_Base{
wim 35:311be6444a39 148 //#endif
wim 35:311be6444a39 149
simon 1:ac48b187213c 150 public:
simon 1:ac48b187213c 151
simon 2:227356c7d12c 152 /** LCD panel format */
wim 33:900a94bc7585 153 // The commented out types exist but have not yet been tested with the library
simon 1:ac48b187213c 154 enum LCDType {
wim 32:59c4b8f648d4 155 // LCD6x1 = (LCD_T_A | LCD_T_C6 | LCD_T_R1), /**< 6x1 LCD panel */
wim 32:59c4b8f648d4 156 // LCD6x2 = (LCD_T_A | LCD_T_C6 | LCD_T_R2), /**< 6x2 LCD panel */
wim 30:033048611c01 157 LCD8x1 = (LCD_T_A | LCD_T_C8 | LCD_T_R1), /**< 8x1 LCD panel */
wim 30:033048611c01 158 LCD8x2 = (LCD_T_A | LCD_T_C8 | LCD_T_R2), /**< 8x2 LCD panel */
wim 30:033048611c01 159 LCD8x2B = (LCD_T_D | LCD_T_C8 | LCD_T_R2), /**< 8x2 LCD panel (actually 16x1) */
wim 34:e5a0dcb43ecc 160 LCD12x1 = (LCD_T_A | LCD_T_C12 | LCD_T_R1), /**< 12x1 LCD panel */
wim 30:033048611c01 161 LCD12x2 = (LCD_T_A | LCD_T_C12 | LCD_T_R2), /**< 12x2 LCD panel */
wim 36:9f5f86dfd44a 162 LCD12x3D = (LCD_T_D | LCD_T_C12 | LCD_T_R3), /**< 12x3 LCD panel, special mode PCF21XX, KS0073 */
wim 36:9f5f86dfd44a 163 LCD12x3D1 = (LCD_T_D1 | LCD_T_C12 | LCD_T_R3), /**< 12x3 LCD panel, special mode PCF21XX, KS0073 */
wim 32:59c4b8f648d4 164 // LCD12x3G = (LCD_T_G | LCD_T_C12 | LCD_T_R3), /**< 12x3 LCD panel, special mode ST7036 */
wim 30:033048611c01 165 LCD12x4 = (LCD_T_A | LCD_T_C12 | LCD_T_R4), /**< 12x4 LCD panel */
wim 36:9f5f86dfd44a 166 LCD12x4D = (LCD_T_B | LCD_T_C12 | LCD_T_R4), /**< 12x4 LCD panel, special mode PCF21XX, KS0073 */
wim 30:033048611c01 167 LCD16x1 = (LCD_T_A | LCD_T_C16 | LCD_T_R1), /**< 16x1 LCD panel */
wim 30:033048611c01 168 LCD16x1C = (LCD_T_C | LCD_T_C16 | LCD_T_R1), /**< 16x1 LCD panel (actually 8x2) */
wim 30:033048611c01 169 LCD16x2 = (LCD_T_A | LCD_T_C16 | LCD_T_R2), /**< 16x2 LCD panel (default) */
wim 30:033048611c01 170 // LCD16x2B = (LCD_T_B | LCD_T_C16 | LCD_T_R2), /**< 16x2 LCD panel, alternate addressing, wrong.. */
wim 32:59c4b8f648d4 171 LCD16x3D = (LCD_T_D | LCD_T_C16 | LCD_T_R3), /**< 16x3 LCD panel, special mode SSD1803 */
wim 32:59c4b8f648d4 172 // LCD16x3D1 = (LCD_T_D1 | LCD_T_C16 | LCD_T_R3), /**< 16x3 LCD panel, special mode SSD1803 */
wim 32:59c4b8f648d4 173 LCD16x3F = (LCD_T_F | LCD_T_C16 | LCD_T_R3), /**< 16x3 LCD panel (actually 24x2) */
wim 32:59c4b8f648d4 174 LCD16x3G = (LCD_T_G | LCD_T_C16 | LCD_T_R3), /**< 16x3 LCD panel, special mode ST7036 */
wim 30:033048611c01 175 LCD16x4 = (LCD_T_A | LCD_T_C16 | LCD_T_R4), /**< 16x4 LCD panel */
wim 32:59c4b8f648d4 176 // LCD16x4D = (LCD_T_D | LCD_T_C16 | LCD_T_R4), /**< 16x4 LCD panel, special mode SSD1803 */
wim 34:e5a0dcb43ecc 177 LCD20x1 = (LCD_T_A | LCD_T_C20 | LCD_T_R1), /**< 20x1 LCD panel */
wim 30:033048611c01 178 LCD20x2 = (LCD_T_A | LCD_T_C20 | LCD_T_R2), /**< 20x2 LCD panel */
wim 32:59c4b8f648d4 179 // LCD20x3 = (LCD_T_A | LCD_T_C20 | LCD_T_R3), /**< 20x3 LCD panel */
wim 32:59c4b8f648d4 180 // LCD20x3D = (LCD_T_D | LCD_T_C20 | LCD_T_R3), /**< 20x3 LCD panel, special mode SSD1803 */
wim 32:59c4b8f648d4 181 // LCD20x3D1 = (LCD_T_D1 | LCD_T_C20 | LCD_T_R3), /**< 20x3 LCD panel, special mode SSD1803 */
wim 30:033048611c01 182 LCD20x4 = (LCD_T_A | LCD_T_C20 | LCD_T_R4), /**< 20x4 LCD panel */
wim 32:59c4b8f648d4 183 LCD20x4D = (LCD_T_D | LCD_T_C20 | LCD_T_R4), /**< 20x4 LCD panel, special mode SSD1803 */
wim 30:033048611c01 184 LCD24x1 = (LCD_T_A | LCD_T_C24 | LCD_T_R1), /**< 24x1 LCD panel */
wim 30:033048611c01 185 LCD24x2 = (LCD_T_A | LCD_T_C24 | LCD_T_R2), /**< 24x2 LCD panel */
wim 32:59c4b8f648d4 186 // LCD24x3D = (LCD_T_D | LCD_T_C24 | LCD_T_R3), /**< 24x3 LCD panel */
wim 32:59c4b8f648d4 187 // LCD24x3D1 = (LCD_T_D | LCD_T_C24 | LCD_T_R3), /**< 24x3 LCD panel */
wim 30:033048611c01 188 LCD24x4D = (LCD_T_D | LCD_T_C24 | LCD_T_R4), /**< 24x4 LCD panel, special mode KS0078 */
wim 33:900a94bc7585 189 // LCD32x1 = (LCD_T_A | LCD_T_C32 | LCD_T_R1), /**< 32x1 LCD panel */
wim 33:900a94bc7585 190 // LCD32x1C = (LCD_T_C | LCD_T_C32 | LCD_T_R1), /**< 32x1 LCD panel (actually 16x2) */
wim 32:59c4b8f648d4 191 // LCD32x2 = (LCD_T_A | LCD_T_C32 | LCD_T_R2), /**< 32x2 LCD panel */
wim 32:59c4b8f648d4 192 // LCD32x4 = (LCD_T_A | LCD_T_C32 | LCD_T_R4), /**< 32x4 LCD panel */
wim 30:033048611c01 193 // LCD40x1 = (LCD_T_A | LCD_T_C40 | LCD_T_R1), /**< 40x1 LCD panel */
wim 33:900a94bc7585 194 // LCD40x1C = (LCD_T_C | LCD_T_C40 | LCD_T_R1), /**< 40x1 LCD panel (actually 20x2) */
wim 30:033048611c01 195 LCD40x2 = (LCD_T_A | LCD_T_C40 | LCD_T_R2), /**< 40x2 LCD panel */
wim 30:033048611c01 196 LCD40x4 = (LCD_T_E | LCD_T_C40 | LCD_T_R4) /**< 40x4 LCD panel, Two controller version */
wim 30:033048611c01 197 };
wim 30:033048611c01 198
wim 30:033048611c01 199
wim 30:033048611c01 200 /** LCD Controller Device */
wim 30:033048611c01 201 enum LCDCtrl {
wim 34:e5a0dcb43ecc 202 HD44780 = 0 | LCD_C_PAR, /**< HD44780 or full equivalent (default) */
wim 34:e5a0dcb43ecc 203 WS0010 = 1 | (LCD_C_PAR | LCD_C_SPI3_10 | LCD_C_PDN), /**< WS0010/RS0010 OLED Controller, 4/8 bit, SPI3 */
wim 34:e5a0dcb43ecc 204 ST7036_3V3 = 2 | (LCD_C_PAR | LCD_C_SPI4 | LCD_C_I2C | LCD_C_BST | LCD_C_CTR), /**< ST7036 3V3 with Booster, 4/8 bit, SPI4, I2C */
wim 34:e5a0dcb43ecc 205 ST7036_5V = 3 | (LCD_C_PAR | LCD_C_SPI4 | LCD_C_I2C | LCD_C_BST | LCD_C_CTR), /**< ST7036 5V no Booster, 4/8 bit, SPI4, I2C */
wim 34:e5a0dcb43ecc 206 ST7032_3V3 = 4 | (LCD_C_PAR | LCD_C_SPI4 | LCD_C_I2C | LCD_C_BST | LCD_C_CTR), /**< ST7032 3V3 with Booster, 4/8 bit, SPI4, I2C */
wim 34:e5a0dcb43ecc 207 ST7032_5V = 5 | (LCD_C_PAR | LCD_C_SPI4 | LCD_C_I2C | LCD_C_CTR), /**< ST7032 5V no Booster, 4/8 bit, SPI4, I2C */
wim 36:9f5f86dfd44a 208 KS0078 = 6 | (LCD_C_PAR | LCD_C_SPI3_24 | LCD_C_PDN), /**< KS0078 24x4 support, 4/8 bit, SPI3 */
wim 34:e5a0dcb43ecc 209 PCF2103_3V3 = 7 | (LCD_C_PAR | LCD_C_I2C), /**< PCF2103 3V3 no Booster, 4/8 bit, I2C */
wim 34:e5a0dcb43ecc 210 PCF2113_3V3 = 8 | (LCD_C_PAR | LCD_C_I2C | LCD_C_BST | LCD_C_CTR), /**< PCF2113 3V3 with Booster, 4/8 bit, I2C */
wim 34:e5a0dcb43ecc 211 PCF2116_3V3 = 9 | (LCD_C_PAR | LCD_C_I2C | LCD_C_BST), /**< PCF2116 3V3 with Booster, 4/8 bit, I2C */
wim 34:e5a0dcb43ecc 212 PCF2116_5V = 10 | (LCD_C_PAR | LCD_C_I2C), /**< PCF2116 5V no Booster, 4/8 bit, I2C */
wim 34:e5a0dcb43ecc 213 PCF2119_3V3 = 11 | (LCD_C_PAR | LCD_C_I2C | LCD_C_BST | LCD_C_CTR), /**< PCF2119 3V3 with Booster, 4/8 bit, I2C */
wim 34:e5a0dcb43ecc 214 // PCF2119_5V = 12 | (LCD_C_PAR | LCD_C_I2C), /**< PCF2119 5V no Booster, 4/8 bit, I2C */
wim 34:e5a0dcb43ecc 215 AIP31068 = 13 | (LCD_C_SPI3_9 | LCD_C_I2C | LCD_C_BST), /**< AIP31068 I2C, SPI3 */
wim 34:e5a0dcb43ecc 216 SSD1803_3V3 = 14 | (LCD_C_PAR | LCD_C_SPI3_24 | LCD_C_I2C | LCD_C_BST | LCD_C_CTR | LCD_C_PDN), /**< SSD1803 3V3 with Booster, 4/8 bit, I2C, SPI3 */
wim 34:e5a0dcb43ecc 217 // SSD1803_5V = 15 | (LCD_C_PAR | LCD_C_SPI3_24 | LCD_C_I2C | LCD_C_BST | LCD_C_CTR | LCD_C_PDN), /**< SSD1803 3V3 with Booster, 4/8 bit, I2C, SPI3 */
wim 34:e5a0dcb43ecc 218 US2066_3V3 = 16 | (LCD_C_PAR | LCD_C_SPI3_24 | LCD_C_I2C | LCD_C_CTR | LCD_C_PDN), /**< US2066/SSD1311 3V3, 4/8 bit, I2C, SPI3 */
wim 34:e5a0dcb43ecc 219 PT6314 = 17 | (LCD_C_PAR | LCD_C_SPI3_16 | LCD_C_CTR), /**< PT6314 VFD, 4/8 bit, SPI3 */
wim 36:9f5f86dfd44a 220 AC780 = 18 | (LCD_C_PAR | LCD_C_SPI4 | LCD_C_I2C | LCD_C_PDN), /**< AC780/KS0066i 4/8 bit, SPI, I2C */
wim 36:9f5f86dfd44a 221 // WS0012 = 19 | (LCD_C_PAR | LCD_C_SPI3_10 | LCD_C_I2C | LCD_C_PDN), /**< WS0012 4/8 bit, SPI, I2C */
wim 36:9f5f86dfd44a 222 ST7070 = 20 | (LCD_C_PAR | LCD_C_SPI3_8 | LCD_C_SPI4), /**< ST7070 4/8 bit, SPI3 */
wim 36:9f5f86dfd44a 223 KS0073 = 21 | (LCD_C_PAR | LCD_C_SPI3_24 | LCD_C_PDN) /**< KS0073 4/8 bit, SPI3 */
wim 30:033048611c01 224 };
wim 30:033048611c01 225
wim 30:033048611c01 226
wim 10:dd9b3a696acd 227 /** LCD Cursor control */
wim 10:dd9b3a696acd 228 enum LCDCursor {
wim 17:652ab113bc2e 229 CurOff_BlkOff = 0x00, /**< Cursor Off, Blinking Char Off */
wim 17:652ab113bc2e 230 CurOn_BlkOff = 0x02, /**< Cursor On, Blinking Char Off */
wim 17:652ab113bc2e 231 CurOff_BlkOn = 0x01, /**< Cursor Off, Blinking Char On */
wim 17:652ab113bc2e 232 CurOn_BlkOn = 0x03 /**< Cursor On, Blinking Char On */
wim 17:652ab113bc2e 233 };
wim 17:652ab113bc2e 234
wim 17:652ab113bc2e 235 /** LCD Display control */
wim 17:652ab113bc2e 236 enum LCDMode {
wim 17:652ab113bc2e 237 DispOff = 0x00, /**< Display Off */
wim 17:652ab113bc2e 238 DispOn = 0x04 /**< Display On */
wim 10:dd9b3a696acd 239 };
wim 10:dd9b3a696acd 240
wim 20:e0da005a777f 241 /** LCD Backlight control */
wim 20:e0da005a777f 242 enum LCDBacklight {
wim 20:e0da005a777f 243 LightOff, /**< Backlight Off */
wim 20:e0da005a777f 244 LightOn /**< Backlight On */
wim 20:e0da005a777f 245 };
wim 10:dd9b3a696acd 246
wim 33:900a94bc7585 247 /** LCD Blink control (UDC), supported for some Controllers */
wim 33:900a94bc7585 248 enum LCDBlink {
wim 33:900a94bc7585 249 BlinkOff, /**< Blink Off */
wim 33:900a94bc7585 250 BlinkOn /**< Blink On */
wim 33:900a94bc7585 251 };
wim 33:900a94bc7585 252
wim 33:900a94bc7585 253 /** LCD Orientation control, supported for some Controllers */
wim 33:900a94bc7585 254 enum LCDOrient {
wim 33:900a94bc7585 255 Top, /**< Top view */
wim 33:900a94bc7585 256 Bottom /**< Upside down view */
wim 33:900a94bc7585 257 };
wim 33:900a94bc7585 258
wim 34:e5a0dcb43ecc 259 /** LCD BigFont control, supported for some Controllers */
wim 34:e5a0dcb43ecc 260 enum LCDBigFont {
wim 34:e5a0dcb43ecc 261 None, /**< no lines */
wim 34:e5a0dcb43ecc 262 TopLine, /**< 1+2 line */
wim 34:e5a0dcb43ecc 263 CenterLine, /**< 2+3 line */
wim 34:e5a0dcb43ecc 264 BottomLine, /**< 2+3 line or 3+4 line */
wim 34:e5a0dcb43ecc 265 TopBottomLine /**< 1+2 line and 3+4 line */
wim 34:e5a0dcb43ecc 266 };
wim 33:900a94bc7585 267
wim 34:e5a0dcb43ecc 268
wim 34:e5a0dcb43ecc 269 #if(LCD_PRINTF != 1)
wim 34:e5a0dcb43ecc 270 /** Write a character to the LCD
wim 34:e5a0dcb43ecc 271 *
wim 34:e5a0dcb43ecc 272 * @param c The character to write to the display
wim 34:e5a0dcb43ecc 273 */
wim 34:e5a0dcb43ecc 274 int putc(int c);
wim 34:e5a0dcb43ecc 275
wim 34:e5a0dcb43ecc 276 /** Write a raw string to the LCD
wim 34:e5a0dcb43ecc 277 *
wim 34:e5a0dcb43ecc 278 * @param string text, may be followed by variables to emulate formatting the string.
wim 34:e5a0dcb43ecc 279 * However, printf formatting is NOT supported and variables will be ignored!
wim 34:e5a0dcb43ecc 280 */
wim 34:e5a0dcb43ecc 281 int printf(const char* text, ...);
wim 34:e5a0dcb43ecc 282 #else
simon 2:227356c7d12c 283 #if DOXYGEN_ONLY
simon 2:227356c7d12c 284 /** Write a character to the LCD
simon 2:227356c7d12c 285 *
simon 2:227356c7d12c 286 * @param c The character to write to the display
simon 2:227356c7d12c 287 */
simon 2:227356c7d12c 288 int putc(int c);
simon 2:227356c7d12c 289
wim 34:e5a0dcb43ecc 290 /** Write a formatted string to the LCD
simon 2:227356c7d12c 291 *
simon 2:227356c7d12c 292 * @param format A printf-style format string, followed by the
wim 34:e5a0dcb43ecc 293 * variables to use in formatting the string.
simon 2:227356c7d12c 294 */
wim 34:e5a0dcb43ecc 295 int printf(const char* format, ...);
simon 2:227356c7d12c 296 #endif
wim 34:e5a0dcb43ecc 297
wim 34:e5a0dcb43ecc 298 #endif
simon 2:227356c7d12c 299
wim 29:a3663151aa65 300 /** Locate cursor to a screen column and row
simon 2:227356c7d12c 301 *
simon 2:227356c7d12c 302 * @param column The horizontal position from the left, indexed from 0
simon 2:227356c7d12c 303 * @param row The vertical position from the top, indexed from 0
simon 2:227356c7d12c 304 */
simon 1:ac48b187213c 305 void locate(int column, int row);
simon 2:227356c7d12c 306
wim 10:dd9b3a696acd 307 /** Return the memoryaddress of screen column and row location
wim 10:dd9b3a696acd 308 *
wim 10:dd9b3a696acd 309 * @param column The horizontal position from the left, indexed from 0
wim 10:dd9b3a696acd 310 * @param row The vertical position from the top, indexed from 0
wim 36:9f5f86dfd44a 311 * @return The memoryaddress of screen column and row location
wim 10:dd9b3a696acd 312 */
wim 30:033048611c01 313 int getAddress(int column, int row);
wim 10:dd9b3a696acd 314
wim 10:dd9b3a696acd 315 /** Set the memoryaddress of screen column and row location
wim 10:dd9b3a696acd 316 *
wim 10:dd9b3a696acd 317 * @param column The horizontal position from the left, indexed from 0
wim 10:dd9b3a696acd 318 * @param row The vertical position from the top, indexed from 0
wim 10:dd9b3a696acd 319 */
wim 9:0893d986e717 320 void setAddress(int column, int row);
wim 9:0893d986e717 321
wim 22:35742ec80c24 322 /** Clear the screen and locate to 0,0
wim 22:35742ec80c24 323 */
simon 1:ac48b187213c 324 void cls();
simon 2:227356c7d12c 325
wim 10:dd9b3a696acd 326 /** Return the number of rows
wim 10:dd9b3a696acd 327 *
wim 36:9f5f86dfd44a 328 * @return The number of rows
wim 10:dd9b3a696acd 329 */
simon 1:ac48b187213c 330 int rows();
wim 10:dd9b3a696acd 331
wim 10:dd9b3a696acd 332 /** Return the number of columns
wim 10:dd9b3a696acd 333 *
wim 36:9f5f86dfd44a 334 * @return The number of columns
wim 10:dd9b3a696acd 335 */
wim 10:dd9b3a696acd 336 int columns();
simon 2:227356c7d12c 337
wim 11:9ec02df863a1 338 /** Set the Cursormode
wim 11:9ec02df863a1 339 *
wim 17:652ab113bc2e 340 * @param cursorMode The Cursor mode (CurOff_BlkOff, CurOn_BlkOff, CurOff_BlkOn, CurOn_BlkOn)
wim 11:9ec02df863a1 341 */
wim 17:652ab113bc2e 342 void setCursor(LCDCursor cursorMode);
wim 17:652ab113bc2e 343
wim 17:652ab113bc2e 344 /** Set the Displaymode
wim 17:652ab113bc2e 345 *
wim 17:652ab113bc2e 346 * @param displayMode The Display mode (DispOff, DispOn)
wim 17:652ab113bc2e 347 */
wim 21:9eb628d9e164 348 void setMode(LCDMode displayMode);
wim 11:9ec02df863a1 349
wim 20:e0da005a777f 350 /** Set the Backlight mode
wim 20:e0da005a777f 351 *
wim 21:9eb628d9e164 352 * @param backlightMode The Backlight mode (LightOff, LightOn)
wim 20:e0da005a777f 353 */
wim 21:9eb628d9e164 354 void setBacklight(LCDBacklight backlightMode);
wim 20:e0da005a777f 355
wim 33:900a94bc7585 356 /** Set User Defined Characters (UDC)
wim 11:9ec02df863a1 357 *
wim 34:e5a0dcb43ecc 358 * @param unsigned char c The Index of the UDC (0..7) for HD44780 clones and (0..15) for some more advanced controllers
wim 34:e5a0dcb43ecc 359 * @param char *udc_data The bitpatterns for the UDC (8 bytes of 5 significant bits for bitpattern and 3 bits for blinkmode (advanced types))
wim 11:9ec02df863a1 360 */
wim 11:9ec02df863a1 361 void setUDC(unsigned char c, char *udc_data);
wim 11:9ec02df863a1 362
wim 36:9f5f86dfd44a 363 /** Set UDC Blink and Icon blink
wim 33:900a94bc7585 364 * setUDCBlink method is supported by some compatible devices (eg SSD1803)
wim 33:900a94bc7585 365 *
wim 33:900a94bc7585 366 * @param blinkMode The Blink mode (BlinkOff, BlinkOn)
wim 33:900a94bc7585 367 */
wim 33:900a94bc7585 368 void setUDCBlink(LCDBlink blinkMode);
wim 33:900a94bc7585 369
wim 32:59c4b8f648d4 370 /** Set Contrast
wim 32:59c4b8f648d4 371 * setContrast method is supported by some compatible devices (eg ST7032i) that have onboard LCD voltage generation
wim 32:59c4b8f648d4 372 * Code imported from fork by JH1PJL
wim 32:59c4b8f648d4 373 *
wim 32:59c4b8f648d4 374 * @param unsigned char c contrast data (6 significant bits, valid range 0..63, Value 0 will disable the Vgen)
wim 32:59c4b8f648d4 375 * @return none
wim 32:59c4b8f648d4 376 */
wim 32:59c4b8f648d4 377 void setContrast(unsigned char c = LCD_DEF_CONTRAST);
wim 32:59c4b8f648d4 378
wim 32:59c4b8f648d4 379 /** Set Power
wim 32:59c4b8f648d4 380 * setPower method is supported by some compatible devices (eg SSD1803) that have power down modes
wim 32:59c4b8f648d4 381 *
wim 32:59c4b8f648d4 382 * @param bool powerOn Power on/off
wim 32:59c4b8f648d4 383 * @return none
wim 32:59c4b8f648d4 384 */
wim 32:59c4b8f648d4 385 void setPower(bool powerOn = true);
wim 32:59c4b8f648d4 386
wim 33:900a94bc7585 387 /** Set Orient
wim 33:900a94bc7585 388 * setOrient method is supported by some compatible devices (eg SSD1803, US2066) that have top/bottom view modes
wim 33:900a94bc7585 389 *
wim 33:900a94bc7585 390 * @param LCDOrient orient Orientation
wim 33:900a94bc7585 391 * @return none
wim 33:900a94bc7585 392 */
wim 33:900a94bc7585 393 void setOrient(LCDOrient orient = Top);
wim 33:900a94bc7585 394
wim 34:e5a0dcb43ecc 395 /** Set Big Font
wim 34:e5a0dcb43ecc 396 * setBigFont method is supported by some compatible devices (eg SSD1803, US2066)
wim 34:e5a0dcb43ecc 397 *
wim 34:e5a0dcb43ecc 398 * @param lines The selected Big Font lines (None, TopLine, CenterLine, BottomLine, TopBottomLine)
wim 34:e5a0dcb43ecc 399 * Double height characters can be shown on lines 1+2, 2+3, 3+4 or 1+2 and 3+4
wim 34:e5a0dcb43ecc 400 * Valid double height lines depend on the LCDs number of rows.
wim 34:e5a0dcb43ecc 401 */
wim 34:e5a0dcb43ecc 402 void setBigFont(LCDBigFont lines);
wim 32:59c4b8f648d4 403
wim 36:9f5f86dfd44a 404 /** Set Icons
wim 36:9f5f86dfd44a 405 *
wim 36:9f5f86dfd44a 406 * @param unsigned char idx The Index of the icon pattern (0..15) for KS0073 and similar controllers
wim 36:9f5f86dfd44a 407 * and Index (0..31) for PCF2103 and similar controllers
wim 36:9f5f86dfd44a 408 * @param unsigned char data The bitpattern for the icons (6 lsb for KS0073 bitpattern (5 lsb for KS0078) and 2 msb for blinkmode)
wim 36:9f5f86dfd44a 409 * The bitpattern for the PCF2103 icons is 5 lsb (UDC 0..2) and 5 lsb for blinkmode (UDC 4..6)
wim 36:9f5f86dfd44a 410 */
wim 36:9f5f86dfd44a 411 void setIcon(unsigned char idx, unsigned char data);
wim 36:9f5f86dfd44a 412
wim 36:9f5f86dfd44a 413 /** Clear Icons
wim 36:9f5f86dfd44a 414 *
wim 36:9f5f86dfd44a 415 * @param none
wim 36:9f5f86dfd44a 416 * @return none
wim 36:9f5f86dfd44a 417 */
wim 36:9f5f86dfd44a 418 //@TODO Add support for 40x4 dual controller
wim 36:9f5f86dfd44a 419 void clrIcon();
wim 36:9f5f86dfd44a 420
wim 36:9f5f86dfd44a 421 /** Set Invert
wim 36:9f5f86dfd44a 422 * setInvert method is supported by some compatible devices (eg KS0073) to swap between black and white
wim 36:9f5f86dfd44a 423 *
wim 36:9f5f86dfd44a 424 * @param bool invertOn Invert on/off
wim 36:9f5f86dfd44a 425 * @return none
wim 36:9f5f86dfd44a 426 */
wim 36:9f5f86dfd44a 427 //@TODO Add support for 40x4 dual controller
wim 36:9f5f86dfd44a 428 void setInvert(bool invertOn);
wim 36:9f5f86dfd44a 429
simon 1:ac48b187213c 430 protected:
wim 13:24506ba22480 431
wim 21:9eb628d9e164 432 /** LCD controller select, mainly used for LCD40x4
wim 21:9eb628d9e164 433 */
wim 19:c747b9e2e7b8 434 enum _LCDCtrl_Idx {
wim 15:b70ebfffb258 435 _LCDCtrl_0, /*< Primary */
wim 15:b70ebfffb258 436 _LCDCtrl_1, /*< Secondary */
wim 15:b70ebfffb258 437 };
wim 21:9eb628d9e164 438
wim 36:9f5f86dfd44a 439 /** LCD Datalength control to select between 4 or 8 bit data/commands, used for native Serial interface */
wim 36:9f5f86dfd44a 440 enum _LCDDatalength {
wim 36:9f5f86dfd44a 441 _LCD_DL_4 = 0x00, /**< Datalength 4 bit */
wim 36:9f5f86dfd44a 442 _LCD_DL_8 = 0x10 /**< Datalength 8 bit */
wim 36:9f5f86dfd44a 443 };
wim 36:9f5f86dfd44a 444
wim 21:9eb628d9e164 445 /** Create a TextLCD_Base interface
wim 21:9eb628d9e164 446 * @brief Base class, can not be instantiated
wim 21:9eb628d9e164 447 *
wim 21:9eb628d9e164 448 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 21:9eb628d9e164 449 * @param ctrl LCD controller (default = HD44780)
wim 21:9eb628d9e164 450 */
wim 21:9eb628d9e164 451 TextLCD_Base(LCDType type = LCD16x2, LCDCtrl ctrl = HD44780);
wim 15:b70ebfffb258 452
simon 1:ac48b187213c 453 // Stream implementation functions
simon 1:ac48b187213c 454 virtual int _putc(int value);
simon 1:ac48b187213c 455 virtual int _getc();
simon 1:ac48b187213c 456
wim 36:9f5f86dfd44a 457 /** Medium level initialisation method for LCD controller
wim 36:9f5f86dfd44a 458 * @param _LCDDatalength dl sets the datalength of data/commands
wim 36:9f5f86dfd44a 459 * @return none
wim 21:9eb628d9e164 460 */
wim 36:9f5f86dfd44a 461 void _init(_LCDDatalength dl = _LCD_DL_4);
wim 29:a3663151aa65 462
wim 29:a3663151aa65 463 /** Low level initialisation method for LCD controller
wim 36:9f5f86dfd44a 464 * Set number of lines, fonttype, no cursor etc
wim 36:9f5f86dfd44a 465 * The controller is accessed in 4-bit parallel mode either directly via mbed pins or through I2C or SPI expander.
wim 36:9f5f86dfd44a 466 * Some controllers also support native I2C or SPI interfaces.
wim 36:9f5f86dfd44a 467 *
wim 36:9f5f86dfd44a 468 * @param _LCDDatalength dl sets the 4 or 8 bit datalength of data/commands. Required for some native serial modes.
wim 36:9f5f86dfd44a 469 * @return none
wim 29:a3663151aa65 470 */
wim 36:9f5f86dfd44a 471 void _initCtrl(_LCDDatalength dl = _LCD_DL_4);
wim 29:a3663151aa65 472
wim 29:a3663151aa65 473 /** Low level character address set method
wim 29:a3663151aa65 474 */
wim 13:24506ba22480 475 int _address(int column, int row);
wim 29:a3663151aa65 476
wim 29:a3663151aa65 477 /** Low level cursor enable or disable method
wim 29:a3663151aa65 478 */
wim 21:9eb628d9e164 479 void _setCursor(LCDCursor show);
wim 29:a3663151aa65 480
wim 29:a3663151aa65 481 /** Low level method to store user defined characters for current controller
wim 34:e5a0dcb43ecc 482 *
wim 34:e5a0dcb43ecc 483 * @param unsigned char c The Index of the UDC (0..7) for HD44780 clones and (0..15) for some more advanced controllers
wim 34:e5a0dcb43ecc 484 * @param char *udc_data The bitpatterns for the UDC (8 bytes of 5 significant bits)
wim 29:a3663151aa65 485 */
wim 17:652ab113bc2e 486 void _setUDC(unsigned char c, char *udc_data);
wim 29:a3663151aa65 487
wim 29:a3663151aa65 488 /** Low level method to restore the cursortype and display mode for current controller
wim 29:a3663151aa65 489 */
wim 21:9eb628d9e164 490 void _setCursorAndDisplayMode(LCDMode displayMode, LCDCursor cursorType);
wim 13:24506ba22480 491
wim 29:a3663151aa65 492 /** Low level nibble write operation to LCD controller (serial or parallel)
wim 21:9eb628d9e164 493 */
wim 17:652ab113bc2e 494 void _writeNibble(int value);
wim 29:a3663151aa65 495
wim 29:a3663151aa65 496 /** Low level command byte write operation to LCD controller.
wim 29:a3663151aa65 497 * Methods resets the RS bit and provides the required timing for the command.
wim 29:a3663151aa65 498 */
wim 15:b70ebfffb258 499 void _writeCommand(int command);
wim 33:900a94bc7585 500
wim 29:a3663151aa65 501 /** Low level data byte write operation to LCD controller (serial or parallel).
wim 29:a3663151aa65 502 * Methods sets the RS bit and provides the required timing for the data.
wim 29:a3663151aa65 503 */
wim 15:b70ebfffb258 504 void _writeData(int data);
wim 15:b70ebfffb258 505
wim 29:a3663151aa65 506 /** Pure Virtual Low level writes to LCD Bus (serial or parallel)
wim 29:a3663151aa65 507 * Set the Enable pin.
wim 29:a3663151aa65 508 */
wim 29:a3663151aa65 509 virtual void _setEnable(bool value) = 0;
wim 29:a3663151aa65 510
wim 21:9eb628d9e164 511 /** Pure Virtual Low level writes to LCD Bus (serial or parallel)
wim 29:a3663151aa65 512 * Set the RS pin ( 0 = Command, 1 = Data).
wim 29:a3663151aa65 513 */
wim 21:9eb628d9e164 514 virtual void _setRS(bool value) = 0;
wim 29:a3663151aa65 515
wim 29:a3663151aa65 516 /** Pure Virtual Low level writes to LCD Bus (serial or parallel)
wim 29:a3663151aa65 517 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 29:a3663151aa65 518 */
wim 21:9eb628d9e164 519 virtual void _setBL(bool value) = 0;
wim 29:a3663151aa65 520
wim 29:a3663151aa65 521 /** Pure Virtual Low level writes to LCD Bus (serial or parallel)
wim 29:a3663151aa65 522 * Set the databus value (4 bit).
wim 29:a3663151aa65 523 */
wim 21:9eb628d9e164 524 virtual void _setData(int value) = 0;
wim 13:24506ba22480 525
wim 29:a3663151aa65 526 /** Low level byte write operation to LCD controller (serial or parallel)
wim 29:a3663151aa65 527 * Depending on the RS pin this byte will be interpreted as data or command
wim 29:a3663151aa65 528 */
wim 29:a3663151aa65 529 virtual void _writeByte(int value);
wim 33:900a94bc7585 530
wim 13:24506ba22480 531 //Display type
simon 1:ac48b187213c 532 LCDType _type;
wim 30:033048611c01 533 int _nr_cols;
wim 30:033048611c01 534 int _nr_rows;
wim 30:033048611c01 535 int _addr_mode;
wim 30:033048611c01 536
wim 21:9eb628d9e164 537 //Display mode
wim 17:652ab113bc2e 538 LCDMode _currentMode;
wim 17:652ab113bc2e 539
wim 19:c747b9e2e7b8 540 //Controller type
wim 19:c747b9e2e7b8 541 LCDCtrl _ctrl;
wim 19:c747b9e2e7b8 542
wim 15:b70ebfffb258 543 //Controller select, mainly used for LCD40x4
wim 19:c747b9e2e7b8 544 _LCDCtrl_Idx _ctrl_idx;
wim 15:b70ebfffb258 545
wim 13:24506ba22480 546 // Cursor
simon 1:ac48b187213c 547 int _column;
simon 1:ac48b187213c 548 int _row;
wim 32:59c4b8f648d4 549 LCDCursor _currentCursor;
wim 32:59c4b8f648d4 550
wim 36:9f5f86dfd44a 551 // Function modes saved to allow switch between Instruction sets after initialisation time
wim 36:9f5f86dfd44a 552 int _function, _function_1, _function_x;
wim 36:9f5f86dfd44a 553
wim 32:59c4b8f648d4 554 // Icon, Booster mode and contrast saved to allow contrast change at later time
wim 32:59c4b8f648d4 555 // Only available for controllers with added features
wim 36:9f5f86dfd44a 556 int _icon_power, _contrast;
simon 1:ac48b187213c 557 };
simon 1:ac48b187213c 558
wim 23:d47f226efb24 559 //--------- End TextLCD_Base -----------
wim 22:35742ec80c24 560
wim 22:35742ec80c24 561
wim 23:d47f226efb24 562 //--------- Start TextLCD Bus -----------
wim 21:9eb628d9e164 563
wim 21:9eb628d9e164 564 /** Create a TextLCD interface for using regular mbed pins
wim 21:9eb628d9e164 565 *
wim 21:9eb628d9e164 566 */
wim 21:9eb628d9e164 567 class TextLCD : public TextLCD_Base {
wim 21:9eb628d9e164 568 public:
wim 21:9eb628d9e164 569 /** Create a TextLCD interface for using regular mbed pins
wim 21:9eb628d9e164 570 *
wim 21:9eb628d9e164 571 * @param rs Instruction/data control line
wim 21:9eb628d9e164 572 * @param e Enable line (clock)
wim 21:9eb628d9e164 573 * @param d4-d7 Data lines for using as a 4-bit interface
wim 21:9eb628d9e164 574 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 21:9eb628d9e164 575 * @param bl Backlight control line (optional, default = NC)
wim 21:9eb628d9e164 576 * @param e2 Enable2 line (clock for second controller, LCD40x4 only)
wim 21:9eb628d9e164 577 * @param ctrl LCD controller (default = HD44780)
wim 21:9eb628d9e164 578 */
wim 21:9eb628d9e164 579 TextLCD(PinName rs, PinName e, PinName d4, PinName d5, PinName d6, PinName d7, LCDType type = LCD16x2, PinName bl = NC, PinName e2 = NC, LCDCtrl ctrl = HD44780);
wim 21:9eb628d9e164 580
wim 22:35742ec80c24 581 /** Destruct a TextLCD interface for using regular mbed pins
wim 22:35742ec80c24 582 *
wim 22:35742ec80c24 583 * @param none
wim 22:35742ec80c24 584 * @return none
wim 22:35742ec80c24 585 */
wim 22:35742ec80c24 586 virtual ~TextLCD();
wim 22:35742ec80c24 587
wim 21:9eb628d9e164 588 private:
wim 29:a3663151aa65 589
wim 29:a3663151aa65 590 /** Implementation of pure Virtual Low level writes to LCD Bus (parallel)
wim 29:a3663151aa65 591 * Set the Enable pin.
wim 29:a3663151aa65 592 */
wim 21:9eb628d9e164 593 virtual void _setEnable(bool value);
wim 29:a3663151aa65 594
wim 29:a3663151aa65 595 /** Implementation of pure Virtual Low level writes to LCD Bus (parallel)
wim 32:59c4b8f648d4 596 * Set the RS pin (0 = Command, 1 = Data).
wim 29:a3663151aa65 597 */
wim 21:9eb628d9e164 598 virtual void _setRS(bool value);
wim 29:a3663151aa65 599
wim 29:a3663151aa65 600 /** Implementation of pure Virtual Low level writes to LCD Bus (parallel)
wim 29:a3663151aa65 601 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 29:a3663151aa65 602 */
wim 21:9eb628d9e164 603 virtual void _setBL(bool value);
wim 29:a3663151aa65 604
wim 29:a3663151aa65 605 /** Implementation of pure Virtual Low level writes to LCD Bus (parallel)
wim 29:a3663151aa65 606 * Set the databus value (4 bit).
wim 29:a3663151aa65 607 */
wim 21:9eb628d9e164 608 virtual void _setData(int value);
wim 21:9eb628d9e164 609
wim 29:a3663151aa65 610
wim 22:35742ec80c24 611 /** Regular mbed pins bus
wim 22:35742ec80c24 612 */
wim 22:35742ec80c24 613 DigitalOut _rs, _e;
wim 22:35742ec80c24 614 BusOut _d;
wim 22:35742ec80c24 615
wim 22:35742ec80c24 616 /** Optional Hardware pins for the Backlight and LCD40x4 device
wim 22:35742ec80c24 617 * Default PinName value is NC, must be used as pointer to avoid issues with mbed lib and DigitalOut pins
wim 22:35742ec80c24 618 */
wim 22:35742ec80c24 619 DigitalOut *_bl, *_e2;
wim 21:9eb628d9e164 620 };
wim 21:9eb628d9e164 621
wim 23:d47f226efb24 622 //----------- End TextLCD ---------------
wim 21:9eb628d9e164 623
wim 21:9eb628d9e164 624
wim 23:d47f226efb24 625 //--------- Start TextLCD_I2C -----------
wim 34:e5a0dcb43ecc 626 #if(LCD_I2C == 1) /* I2C Expander PCF8574/MCP23008 */
wim 22:35742ec80c24 627
wim 26:bd897a001012 628 /** Create a TextLCD interface using an I2C PCF8574 (or PCF8574A) or MCP23008 portexpander
wim 21:9eb628d9e164 629 *
wim 21:9eb628d9e164 630 */
wim 21:9eb628d9e164 631 class TextLCD_I2C : public TextLCD_Base {
wim 21:9eb628d9e164 632 public:
wim 26:bd897a001012 633 /** Create a TextLCD interface using an I2C PCF8574 (or PCF8574A) or MCP23008 portexpander
wim 21:9eb628d9e164 634 *
wim 21:9eb628d9e164 635 * @param i2c I2C Bus
wim 26:bd897a001012 636 * @param deviceAddress I2C slave address (PCF8574 or PCF8574A, default = PCF8574_SA0 = 0x40)
wim 21:9eb628d9e164 637 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 21:9eb628d9e164 638 * @param ctrl LCD controller (default = HD44780)
wim 21:9eb628d9e164 639 */
wim 26:bd897a001012 640 TextLCD_I2C(I2C *i2c, char deviceAddress = PCF8574_SA0, LCDType type = LCD16x2, LCDCtrl ctrl = HD44780);
wim 21:9eb628d9e164 641
wim 21:9eb628d9e164 642 private:
wim 29:a3663151aa65 643
wim 29:a3663151aa65 644 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
wim 29:a3663151aa65 645 * Set the Enable pin.
wim 29:a3663151aa65 646 */
wim 21:9eb628d9e164 647 virtual void _setEnable(bool value);
wim 29:a3663151aa65 648
wim 29:a3663151aa65 649 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
wim 32:59c4b8f648d4 650 * Set the RS pin (0 = Command, 1 = Data).
wim 29:a3663151aa65 651 */
wim 21:9eb628d9e164 652 virtual void _setRS(bool value);
wim 29:a3663151aa65 653
wim 29:a3663151aa65 654 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
wim 29:a3663151aa65 655 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 29:a3663151aa65 656 */
wim 21:9eb628d9e164 657 virtual void _setBL(bool value);
wim 29:a3663151aa65 658
wim 29:a3663151aa65 659 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
wim 29:a3663151aa65 660 * Set the databus value (4 bit).
wim 29:a3663151aa65 661 */
wim 29:a3663151aa65 662 virtual void _setData(int value);
wim 30:033048611c01 663
wim 29:a3663151aa65 664 /** Write data to MCP23008 I2C portexpander
wim 29:a3663151aa65 665 * @param reg register to write
wim 29:a3663151aa65 666 * @param value data to write
wim 29:a3663151aa65 667 * @return none
wim 29:a3663151aa65 668 *
wim 29:a3663151aa65 669 */
wim 26:bd897a001012 670 void _write_register (int reg, int value);
wim 21:9eb628d9e164 671
wim 21:9eb628d9e164 672 //I2C bus
wim 21:9eb628d9e164 673 I2C *_i2c;
wim 21:9eb628d9e164 674 char _slaveAddress;
wim 21:9eb628d9e164 675
wim 21:9eb628d9e164 676 // Internal bus mirror value for serial bus only
wim 30:033048611c01 677 char _lcd_bus;
wim 21:9eb628d9e164 678 };
wim 34:e5a0dcb43ecc 679 #endif /* I2C Expander PCF8574/MCP23008 */
wim 21:9eb628d9e164 680
wim 23:d47f226efb24 681 //---------- End TextLCD_I2C ------------
wim 22:35742ec80c24 682
wim 22:35742ec80c24 683
wim 23:d47f226efb24 684 //--------- Start TextLCD_SPI -----------
wim 34:e5a0dcb43ecc 685 #if(LCD_SPI == 1) /* SPI Expander SN74595 */
wim 22:35742ec80c24 686
wim 21:9eb628d9e164 687 /** Create a TextLCD interface using an SPI 74595 portexpander
wim 21:9eb628d9e164 688 *
wim 21:9eb628d9e164 689 */
wim 21:9eb628d9e164 690 class TextLCD_SPI : public TextLCD_Base {
wim 21:9eb628d9e164 691 public:
wim 21:9eb628d9e164 692 /** Create a TextLCD interface using an SPI 74595 portexpander
wim 21:9eb628d9e164 693 *
wim 21:9eb628d9e164 694 * @param spi SPI Bus
wim 21:9eb628d9e164 695 * @param cs chip select pin (active low)
wim 21:9eb628d9e164 696 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 21:9eb628d9e164 697 * @param ctrl LCD controller (default = HD44780)
wim 21:9eb628d9e164 698 */
wim 21:9eb628d9e164 699 TextLCD_SPI(SPI *spi, PinName cs, LCDType type = LCD16x2, LCDCtrl ctrl = HD44780);
wim 21:9eb628d9e164 700
wim 21:9eb628d9e164 701 private:
wim 29:a3663151aa65 702
wim 29:a3663151aa65 703 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
wim 29:a3663151aa65 704 * Set the Enable pin.
wim 29:a3663151aa65 705 */
wim 21:9eb628d9e164 706 virtual void _setEnable(bool value);
wim 29:a3663151aa65 707
wim 29:a3663151aa65 708 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
wim 32:59c4b8f648d4 709 * Set the RS pin (0 = Command, 1 = Data).
wim 29:a3663151aa65 710 */
wim 21:9eb628d9e164 711 virtual void _setRS(bool value);
wim 29:a3663151aa65 712
wim 29:a3663151aa65 713 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
wim 29:a3663151aa65 714 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 29:a3663151aa65 715 */
wim 21:9eb628d9e164 716 virtual void _setBL(bool value);
wim 29:a3663151aa65 717
wim 29:a3663151aa65 718 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
wim 29:a3663151aa65 719 * Set the databus value (4 bit).
wim 29:a3663151aa65 720 */
wim 21:9eb628d9e164 721 virtual void _setData(int value);
wim 29:a3663151aa65 722
wim 29:a3663151aa65 723 /** Implementation of Low level writes to LCD Bus (serial expander)
wim 29:a3663151aa65 724 * Set the CS pin (0 = select, 1 = deselect).
wim 29:a3663151aa65 725 */
wim 21:9eb628d9e164 726 virtual void _setCS(bool value);
wim 21:9eb628d9e164 727
wim 29:a3663151aa65 728 ///** Low level writes to LCD serial bus only (serial expander)
wim 29:a3663151aa65 729 // */
wim 29:a3663151aa65 730 // void _writeBus();
wim 21:9eb628d9e164 731
wim 21:9eb628d9e164 732 // SPI bus
wim 21:9eb628d9e164 733 SPI *_spi;
wim 21:9eb628d9e164 734 DigitalOut _cs;
wim 21:9eb628d9e164 735
wim 21:9eb628d9e164 736 // Internal bus mirror value for serial bus only
wim 21:9eb628d9e164 737 char _lcd_bus;
wim 21:9eb628d9e164 738 };
wim 34:e5a0dcb43ecc 739 #endif /* SPI Expander SN74595 */
wim 23:d47f226efb24 740 //---------- End TextLCD_SPI ------------
wim 21:9eb628d9e164 741
Sissors 24:fb3399713710 742
wim 26:bd897a001012 743 //--------- Start TextLCD_SPI_N -----------
wim 34:e5a0dcb43ecc 744 #if(LCD_SPI_N == 1) /* Native SPI bus */
Sissors 24:fb3399713710 745
wim 30:033048611c01 746 /** Create a TextLCD interface using a controller with native SPI4 interface
Sissors 24:fb3399713710 747 *
Sissors 24:fb3399713710 748 */
wim 25:6162b31128c9 749 class TextLCD_SPI_N : public TextLCD_Base {
Sissors 24:fb3399713710 750 public:
wim 30:033048611c01 751 /** Create a TextLCD interface using a controller with native SPI4 interface
Sissors 24:fb3399713710 752 *
Sissors 24:fb3399713710 753 * @param spi SPI Bus
Sissors 24:fb3399713710 754 * @param cs chip select pin (active low)
Sissors 24:fb3399713710 755 * @param rs Instruction/data control line
Sissors 24:fb3399713710 756 * @param type Sets the panel size/addressing mode (default = LCD16x2)
Sissors 24:fb3399713710 757 * @param bl Backlight control line (optional, default = NC)
wim 26:bd897a001012 758 * @param ctrl LCD controller (default = ST7032_3V3)
Sissors 24:fb3399713710 759 */
wim 26:bd897a001012 760 TextLCD_SPI_N(SPI *spi, PinName cs, PinName rs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = ST7032_3V3);
wim 25:6162b31128c9 761 virtual ~TextLCD_SPI_N(void);
Sissors 24:fb3399713710 762
Sissors 24:fb3399713710 763 private:
wim 29:a3663151aa65 764
wim 29:a3663151aa65 765 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 29:a3663151aa65 766 * Set the Enable pin.
wim 29:a3663151aa65 767 */
Sissors 24:fb3399713710 768 virtual void _setEnable(bool value);
wim 29:a3663151aa65 769
wim 29:a3663151aa65 770 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 771 * Set the RS pin (0 = Command, 1 = Data).
wim 29:a3663151aa65 772 */
Sissors 24:fb3399713710 773 virtual void _setRS(bool value);
wim 29:a3663151aa65 774
wim 29:a3663151aa65 775 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 29:a3663151aa65 776 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 29:a3663151aa65 777 */
Sissors 24:fb3399713710 778 virtual void _setBL(bool value);
wim 29:a3663151aa65 779
wim 29:a3663151aa65 780 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 29:a3663151aa65 781 * Set the databus value (4 bit).
wim 29:a3663151aa65 782 */
Sissors 24:fb3399713710 783 virtual void _setData(int value);
wim 29:a3663151aa65 784
wim 29:a3663151aa65 785 /** Low level writes to LCD serial bus only (serial native)
wim 29:a3663151aa65 786 */
Sissors 24:fb3399713710 787 virtual void _writeByte(int value);
Sissors 24:fb3399713710 788
Sissors 24:fb3399713710 789 // SPI bus
Sissors 24:fb3399713710 790 SPI *_spi;
Sissors 24:fb3399713710 791 DigitalOut _cs;
Sissors 24:fb3399713710 792 DigitalOut _rs;
wim 30:033048611c01 793
wim 30:033048611c01 794 //Backlight
Sissors 24:fb3399713710 795 DigitalOut *_bl;
Sissors 24:fb3399713710 796 };
wim 34:e5a0dcb43ecc 797 #endif /* Native SPI bus */
wim 25:6162b31128c9 798 //---------- End TextLCD_SPI_N ------------
Sissors 24:fb3399713710 799
wim 26:bd897a001012 800
wim 36:9f5f86dfd44a 801 //-------- Start TextLCD_SPI_N_3_8 --------
wim 36:9f5f86dfd44a 802 #if(LCD_SPI_N_3_8 == 1) /* Native SPI bus */
wim 36:9f5f86dfd44a 803
wim 36:9f5f86dfd44a 804 class TextLCD_SPI_N_3_8 : public TextLCD_Base {
wim 36:9f5f86dfd44a 805 public:
wim 36:9f5f86dfd44a 806 /** Create a TextLCD interface using a controller with a native SPI3 8 bits interface
wim 36:9f5f86dfd44a 807 * This mode is supported by ST7070. Note that implementation in TexTLCD is not very efficient due to
wim 36:9f5f86dfd44a 808 * structure of the TextLCD library: each databyte is written separately and requires a separate 'count command' set to 1 byte.
wim 36:9f5f86dfd44a 809 *
wim 36:9f5f86dfd44a 810 * @param spi SPI Bus
wim 36:9f5f86dfd44a 811 * @param cs chip select pin (active low)
wim 36:9f5f86dfd44a 812 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 36:9f5f86dfd44a 813 * @param bl Backlight control line (optional, default = NC)
wim 36:9f5f86dfd44a 814 * @param ctrl LCD controller (default = ST7070)
wim 36:9f5f86dfd44a 815 */
wim 36:9f5f86dfd44a 816 TextLCD_SPI_N_3_8(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = ST7070);
wim 36:9f5f86dfd44a 817
wim 36:9f5f86dfd44a 818 virtual ~TextLCD_SPI_N_3_8(void);
wim 36:9f5f86dfd44a 819
wim 36:9f5f86dfd44a 820 private:
wim 36:9f5f86dfd44a 821
wim 36:9f5f86dfd44a 822 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 36:9f5f86dfd44a 823 * Set the Enable pin.
wim 36:9f5f86dfd44a 824 */
wim 36:9f5f86dfd44a 825 virtual void _setEnable(bool value);
wim 36:9f5f86dfd44a 826
wim 36:9f5f86dfd44a 827 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 36:9f5f86dfd44a 828 * Set the RS pin (0 = Command, 1 = Data).
wim 36:9f5f86dfd44a 829 */
wim 36:9f5f86dfd44a 830 virtual void _setRS(bool value);
wim 36:9f5f86dfd44a 831
wim 36:9f5f86dfd44a 832 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 36:9f5f86dfd44a 833 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 36:9f5f86dfd44a 834 */
wim 36:9f5f86dfd44a 835 virtual void _setBL(bool value);
wim 36:9f5f86dfd44a 836
wim 36:9f5f86dfd44a 837 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 36:9f5f86dfd44a 838 * Set the databus value (4 bit).
wim 36:9f5f86dfd44a 839 */
wim 36:9f5f86dfd44a 840 virtual void _setData(int value);
wim 36:9f5f86dfd44a 841
wim 36:9f5f86dfd44a 842 /** Low level writes to LCD serial bus only (serial native)
wim 36:9f5f86dfd44a 843 */
wim 36:9f5f86dfd44a 844 virtual void _writeByte(int value);
wim 36:9f5f86dfd44a 845
wim 36:9f5f86dfd44a 846 // SPI bus
wim 36:9f5f86dfd44a 847 SPI *_spi;
wim 36:9f5f86dfd44a 848 DigitalOut _cs;
wim 36:9f5f86dfd44a 849
wim 36:9f5f86dfd44a 850 // controlbyte to select between data and command. Internal value for serial bus only
wim 36:9f5f86dfd44a 851 char _controlbyte;
wim 36:9f5f86dfd44a 852
wim 36:9f5f86dfd44a 853 //Backlight
wim 36:9f5f86dfd44a 854 DigitalOut *_bl;
wim 36:9f5f86dfd44a 855 };
wim 36:9f5f86dfd44a 856
wim 36:9f5f86dfd44a 857 #endif /* Native SPI bus */
wim 36:9f5f86dfd44a 858 //------- End TextLCD_SPI_N_3_8 -----------
wim 36:9f5f86dfd44a 859
wim 36:9f5f86dfd44a 860
wim 36:9f5f86dfd44a 861
wim 34:e5a0dcb43ecc 862 //------- Start TextLCD_SPI_N_3_9 ---------
wim 34:e5a0dcb43ecc 863 #if(LCD_SPI_N_3_9 == 1) /* Native SPI bus */
wim 30:033048611c01 864 //Code checked out on logic analyser. Not yet tested on hardware..
wim 30:033048611c01 865
wim 30:033048611c01 866 /** Create a TextLCD interface using a controller with native SPI3 9 bits interface
wim 30:033048611c01 867 * Note: current mbed libs only support SPI 9 bit mode for NXP platforms
wim 30:033048611c01 868 *
wim 30:033048611c01 869 */
wim 30:033048611c01 870 class TextLCD_SPI_N_3_9 : public TextLCD_Base {
wim 30:033048611c01 871 public:
wim 30:033048611c01 872 /** Create a TextLCD interface using a controller with native SPI3 9 bits interface
wim 30:033048611c01 873 * Note: current mbed libs only support SPI 9 bit mode for NXP platforms
wim 30:033048611c01 874 *
wim 30:033048611c01 875 * @param spi SPI Bus
wim 30:033048611c01 876 * @param cs chip select pin (active low)
wim 30:033048611c01 877 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 30:033048611c01 878 * @param bl Backlight control line (optional, default = NC)
wim 30:033048611c01 879 * @param ctrl LCD controller (default = AIP31068)
wim 30:033048611c01 880 */
wim 30:033048611c01 881 TextLCD_SPI_N_3_9(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = AIP31068);
wim 30:033048611c01 882 virtual ~TextLCD_SPI_N_3_9(void);
wim 30:033048611c01 883
wim 30:033048611c01 884 private:
wim 30:033048611c01 885
wim 30:033048611c01 886 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 30:033048611c01 887 * Set the Enable pin.
wim 30:033048611c01 888 */
wim 30:033048611c01 889 virtual void _setEnable(bool value);
wim 30:033048611c01 890
wim 30:033048611c01 891 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 892 * Set the RS pin (0 = Command, 1 = Data).
wim 32:59c4b8f648d4 893 */
wim 32:59c4b8f648d4 894 virtual void _setRS(bool value);
wim 32:59c4b8f648d4 895
wim 32:59c4b8f648d4 896 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 897 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 32:59c4b8f648d4 898 */
wim 32:59c4b8f648d4 899 virtual void _setBL(bool value);
wim 32:59c4b8f648d4 900
wim 32:59c4b8f648d4 901 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 902 * Set the databus value (4 bit).
wim 32:59c4b8f648d4 903 */
wim 32:59c4b8f648d4 904 virtual void _setData(int value);
wim 32:59c4b8f648d4 905
wim 32:59c4b8f648d4 906 /** Low level writes to LCD serial bus only (serial native)
wim 32:59c4b8f648d4 907 */
wim 32:59c4b8f648d4 908 virtual void _writeByte(int value);
wim 32:59c4b8f648d4 909
wim 32:59c4b8f648d4 910 // SPI bus
wim 32:59c4b8f648d4 911 SPI *_spi;
wim 32:59c4b8f648d4 912 DigitalOut _cs;
wim 32:59c4b8f648d4 913
wim 32:59c4b8f648d4 914 // controlbyte to select between data and command. Internal value for serial bus only
wim 32:59c4b8f648d4 915 char _controlbyte;
wim 32:59c4b8f648d4 916
wim 32:59c4b8f648d4 917 //Backlight
wim 32:59c4b8f648d4 918 DigitalOut *_bl;
wim 32:59c4b8f648d4 919 };
wim 34:e5a0dcb43ecc 920 #endif /* Native SPI bus */
wim 32:59c4b8f648d4 921 //-------- End TextLCD_SPI_N_3_9 ----------
wim 32:59c4b8f648d4 922
wim 32:59c4b8f648d4 923
wim 32:59c4b8f648d4 924 //------- Start TextLCD_SPI_N_3_10 ---------
wim 34:e5a0dcb43ecc 925 #if(LCD_SPI_N_3_10 == 1) /* Native SPI bus */
wim 32:59c4b8f648d4 926
wim 32:59c4b8f648d4 927 /** Create a TextLCD interface using a controller with native SPI3 10 bits interface
wim 32:59c4b8f648d4 928 * Note: current mbed libs only support SPI 10 bit mode for NXP platforms
wim 32:59c4b8f648d4 929 *
wim 32:59c4b8f648d4 930 */
wim 32:59c4b8f648d4 931 class TextLCD_SPI_N_3_10 : public TextLCD_Base {
wim 32:59c4b8f648d4 932 public:
wim 32:59c4b8f648d4 933 /** Create a TextLCD interface using a controller with native SPI3 10 bits interface
wim 32:59c4b8f648d4 934 * Note: current mbed libs only support SPI 10 bit mode for NXP platforms
wim 32:59c4b8f648d4 935 *
wim 32:59c4b8f648d4 936 * @param spi SPI Bus
wim 32:59c4b8f648d4 937 * @param cs chip select pin (active low)
wim 32:59c4b8f648d4 938 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 32:59c4b8f648d4 939 * @param bl Backlight control line (optional, default = NC)
wim 32:59c4b8f648d4 940 * @param ctrl LCD controller (default = AIP31068)
wim 32:59c4b8f648d4 941 */
wim 32:59c4b8f648d4 942 TextLCD_SPI_N_3_10(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = AIP31068);
wim 32:59c4b8f648d4 943 virtual ~TextLCD_SPI_N_3_10(void);
wim 32:59c4b8f648d4 944
wim 32:59c4b8f648d4 945 private:
wim 32:59c4b8f648d4 946
wim 32:59c4b8f648d4 947 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 948 * Set the Enable pin.
wim 32:59c4b8f648d4 949 */
wim 32:59c4b8f648d4 950 virtual void _setEnable(bool value);
wim 32:59c4b8f648d4 951
wim 32:59c4b8f648d4 952 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 953 * Set the RS pin (0 = Command, 1 = Data).
wim 32:59c4b8f648d4 954 */
wim 32:59c4b8f648d4 955 virtual void _setRS(bool value);
wim 32:59c4b8f648d4 956
wim 32:59c4b8f648d4 957 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 958 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 32:59c4b8f648d4 959 */
wim 32:59c4b8f648d4 960 virtual void _setBL(bool value);
wim 32:59c4b8f648d4 961
wim 32:59c4b8f648d4 962 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 963 * Set the databus value (4 bit).
wim 32:59c4b8f648d4 964 */
wim 32:59c4b8f648d4 965 virtual void _setData(int value);
wim 32:59c4b8f648d4 966
wim 32:59c4b8f648d4 967 /** Low level writes to LCD serial bus only (serial native)
wim 32:59c4b8f648d4 968 */
wim 32:59c4b8f648d4 969 virtual void _writeByte(int value);
wim 32:59c4b8f648d4 970
wim 32:59c4b8f648d4 971 // SPI bus
wim 32:59c4b8f648d4 972 SPI *_spi;
wim 32:59c4b8f648d4 973 DigitalOut _cs;
wim 36:9f5f86dfd44a 974
wim 32:59c4b8f648d4 975 // controlbyte to select between data and command. Internal value for serial bus only
wim 32:59c4b8f648d4 976 char _controlbyte;
wim 32:59c4b8f648d4 977
wim 32:59c4b8f648d4 978 //Backlight
wim 32:59c4b8f648d4 979 DigitalOut *_bl;
wim 32:59c4b8f648d4 980 };
wim 32:59c4b8f648d4 981
wim 34:e5a0dcb43ecc 982 #endif /* Native SPI bus */
wim 32:59c4b8f648d4 983 //-------- End TextLCD_SPI_N_3_10 ----------
wim 32:59c4b8f648d4 984
wim 32:59c4b8f648d4 985
wim 32:59c4b8f648d4 986 //------- Start TextLCD_SPI_N_3_16 ---------
wim 34:e5a0dcb43ecc 987 #if(LCD_SPI_N_3_16 == 1) /* Native SPI bus */
wim 34:e5a0dcb43ecc 988 //Code checked out on logic analyser. Not yet tested on hardware..
wim 32:59c4b8f648d4 989
wim 32:59c4b8f648d4 990 /** Create a TextLCD interface using a controller with native SPI3 16 bits interface
wim 32:59c4b8f648d4 991 *
wim 32:59c4b8f648d4 992 */
wim 32:59c4b8f648d4 993 class TextLCD_SPI_N_3_16 : public TextLCD_Base {
wim 32:59c4b8f648d4 994 public:
wim 32:59c4b8f648d4 995 /** Create a TextLCD interface using a controller with native SPI3 16 bits interface
wim 32:59c4b8f648d4 996 *
wim 32:59c4b8f648d4 997 * @param spi SPI Bus
wim 32:59c4b8f648d4 998 * @param cs chip select pin (active low)
wim 32:59c4b8f648d4 999 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 32:59c4b8f648d4 1000 * @param bl Backlight control line (optional, default = NC)
wim 32:59c4b8f648d4 1001 * @param ctrl LCD controller (default = PT6314)
wim 32:59c4b8f648d4 1002 */
wim 32:59c4b8f648d4 1003 TextLCD_SPI_N_3_16(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = PT6314);
wim 32:59c4b8f648d4 1004 virtual ~TextLCD_SPI_N_3_16(void);
wim 32:59c4b8f648d4 1005
wim 32:59c4b8f648d4 1006 private:
wim 32:59c4b8f648d4 1007
wim 32:59c4b8f648d4 1008 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 1009 * Set the Enable pin.
wim 32:59c4b8f648d4 1010 */
wim 32:59c4b8f648d4 1011 virtual void _setEnable(bool value);
wim 32:59c4b8f648d4 1012
wim 32:59c4b8f648d4 1013 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 1014 * Set the RS pin (0 = Command, 1 = Data).
wim 30:033048611c01 1015 */
wim 30:033048611c01 1016 virtual void _setRS(bool value);
wim 30:033048611c01 1017
wim 30:033048611c01 1018 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 30:033048611c01 1019 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 30:033048611c01 1020 */
wim 30:033048611c01 1021 virtual void _setBL(bool value);
wim 30:033048611c01 1022
wim 30:033048611c01 1023 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 30:033048611c01 1024 * Set the databus value (4 bit).
wim 30:033048611c01 1025 */
wim 30:033048611c01 1026 virtual void _setData(int value);
wim 30:033048611c01 1027
wim 30:033048611c01 1028 /** Low level writes to LCD serial bus only (serial native)
wim 30:033048611c01 1029 */
wim 30:033048611c01 1030 virtual void _writeByte(int value);
wim 30:033048611c01 1031
wim 30:033048611c01 1032 // SPI bus
wim 30:033048611c01 1033 SPI *_spi;
wim 30:033048611c01 1034 DigitalOut _cs;
wim 30:033048611c01 1035
wim 30:033048611c01 1036 // controlbyte to select between data and command. Internal value for serial bus only
wim 30:033048611c01 1037 char _controlbyte;
wim 30:033048611c01 1038
wim 30:033048611c01 1039 //Backlight
wim 30:033048611c01 1040 DigitalOut *_bl;
wim 30:033048611c01 1041 };
wim 34:e5a0dcb43ecc 1042 #endif /* Native SPI bus */
wim 32:59c4b8f648d4 1043 //-------- End TextLCD_SPI_N_3_16 ----------
wim 34:e5a0dcb43ecc 1044
wim 30:033048611c01 1045
wim 32:59c4b8f648d4 1046 //------- Start TextLCD_SPI_N_3_24 ---------
wim 34:e5a0dcb43ecc 1047 #if(LCD_SPI_N_3_24 == 1) /* Native SPI bus */
wim 30:033048611c01 1048
wim 32:59c4b8f648d4 1049 /** Create a TextLCD interface using a controller with native SPI3 24 bits interface
wim 32:59c4b8f648d4 1050 * Note: lib uses SPI 8 bit mode
wim 30:033048611c01 1051 *
wim 30:033048611c01 1052 */
wim 32:59c4b8f648d4 1053 class TextLCD_SPI_N_3_24 : public TextLCD_Base {
wim 30:033048611c01 1054 public:
wim 32:59c4b8f648d4 1055 /** Create a TextLCD interface using a controller with native SPI3 24 bits interface
wim 32:59c4b8f648d4 1056 * Note: lib uses SPI 8 bit mode
wim 30:033048611c01 1057 *
wim 30:033048611c01 1058 * @param spi SPI Bus
wim 30:033048611c01 1059 * @param cs chip select pin (active low)
wim 30:033048611c01 1060 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 30:033048611c01 1061 * @param bl Backlight control line (optional, default = NC)
wim 32:59c4b8f648d4 1062 * @param ctrl LCD controller (default = SSD1803)
wim 30:033048611c01 1063 */
wim 32:59c4b8f648d4 1064 TextLCD_SPI_N_3_24(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = SSD1803_3V3);
wim 32:59c4b8f648d4 1065 virtual ~TextLCD_SPI_N_3_24(void);
wim 30:033048611c01 1066
wim 30:033048611c01 1067 private:
wim 30:033048611c01 1068
wim 30:033048611c01 1069 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 30:033048611c01 1070 * Set the Enable pin.
wim 30:033048611c01 1071 */
wim 30:033048611c01 1072 virtual void _setEnable(bool value);
wim 30:033048611c01 1073
wim 30:033048611c01 1074 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 32:59c4b8f648d4 1075 * Set the RS pin (0 = Command, 1 = Data).
wim 30:033048611c01 1076 */
wim 30:033048611c01 1077 virtual void _setRS(bool value);
wim 30:033048611c01 1078
wim 30:033048611c01 1079 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 30:033048611c01 1080 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 30:033048611c01 1081 */
wim 30:033048611c01 1082 virtual void _setBL(bool value);
wim 30:033048611c01 1083
wim 30:033048611c01 1084 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 30:033048611c01 1085 * Set the databus value (4 bit).
wim 30:033048611c01 1086 */
wim 30:033048611c01 1087 virtual void _setData(int value);
wim 30:033048611c01 1088
wim 30:033048611c01 1089 /** Low level writes to LCD serial bus only (serial native)
wim 30:033048611c01 1090 */
wim 30:033048611c01 1091 virtual void _writeByte(int value);
wim 30:033048611c01 1092
wim 30:033048611c01 1093 // SPI bus
wim 30:033048611c01 1094 SPI *_spi;
wim 30:033048611c01 1095 DigitalOut _cs;
wim 30:033048611c01 1096
wim 30:033048611c01 1097 // controlbyte to select between data and command. Internal value for serial bus only
wim 30:033048611c01 1098 char _controlbyte;
wim 30:033048611c01 1099
wim 30:033048611c01 1100 //Backlight
wim 30:033048611c01 1101 DigitalOut *_bl;
wim 30:033048611c01 1102 };
wim 34:e5a0dcb43ecc 1103 #endif /* Native SPI bus */
wim 32:59c4b8f648d4 1104 //-------- End TextLCD_SPI_N_3_24 ----------
wim 30:033048611c01 1105
wim 30:033048611c01 1106
wim 26:bd897a001012 1107 //--------- Start TextLCD_I2C_N -----------
wim 34:e5a0dcb43ecc 1108 #if(LCD_I2C_N == 1) /* Native I2C */
wim 26:bd897a001012 1109
wim 26:bd897a001012 1110 /** Create a TextLCD interface using a controller with native I2C interface
wim 26:bd897a001012 1111 *
wim 26:bd897a001012 1112 */
wim 26:bd897a001012 1113 class TextLCD_I2C_N : public TextLCD_Base {
wim 26:bd897a001012 1114 public:
wim 26:bd897a001012 1115 /** Create a TextLCD interface using a controller with native I2C interface
wim 26:bd897a001012 1116 *
wim 26:bd897a001012 1117 * @param i2c I2C Bus
wim 28:30fa94f7341c 1118 * @param deviceAddress I2C slave address (default = ST7032_SA = 0x7C)
wim 26:bd897a001012 1119 * @param type Sets the panel size/addressing mode (default = LCD16x2)
wim 28:30fa94f7341c 1120 * @param bl Backlight control line (optional, default = NC)
wim 26:bd897a001012 1121 * @param ctrl LCD controller (default = ST7032_3V3)
wim 26:bd897a001012 1122 */
wim 28:30fa94f7341c 1123 TextLCD_I2C_N(I2C *i2c, char deviceAddress = ST7032_SA, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = ST7032_3V3);
wim 26:bd897a001012 1124 virtual ~TextLCD_I2C_N(void);
wim 26:bd897a001012 1125
wim 26:bd897a001012 1126 private:
wim 29:a3663151aa65 1127
wim 29:a3663151aa65 1128 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 29:a3663151aa65 1129 * Set the Enable pin.
wim 29:a3663151aa65 1130 */
wim 26:bd897a001012 1131 virtual void _setEnable(bool value);
wim 29:a3663151aa65 1132
wim 29:a3663151aa65 1133 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 29:a3663151aa65 1134 * Set the RS pin ( 0 = Command, 1 = Data).
wim 29:a3663151aa65 1135 */
wim 26:bd897a001012 1136 virtual void _setRS(bool value);
wim 29:a3663151aa65 1137
wim 29:a3663151aa65 1138 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 29:a3663151aa65 1139 * Set the BL pin (0 = Backlight Off, 1 = Backlight On).
wim 29:a3663151aa65 1140 */
wim 26:bd897a001012 1141 virtual void _setBL(bool value);
wim 29:a3663151aa65 1142
wim 29:a3663151aa65 1143 /** Implementation of pure Virtual Low level writes to LCD Bus (serial native)
wim 29:a3663151aa65 1144 * Set the databus value (4 bit).
wim 29:a3663151aa65 1145 */
wim 26:bd897a001012 1146 virtual void _setData(int value);
wim 29:a3663151aa65 1147
wim 29:a3663151aa65 1148 /** Low level writes to LCD serial bus only (serial native)
wim 29:a3663151aa65 1149 */
wim 26:bd897a001012 1150 virtual void _writeByte(int value);
wim 26:bd897a001012 1151
wim 26:bd897a001012 1152 //I2C bus
wim 26:bd897a001012 1153 I2C *_i2c;
wim 26:bd897a001012 1154 char _slaveAddress;
wim 26:bd897a001012 1155
wim 28:30fa94f7341c 1156 // controlbyte to select between data and command. Internal value for serial bus only
wim 28:30fa94f7341c 1157 char _controlbyte;
wim 28:30fa94f7341c 1158
wim 30:033048611c01 1159 //Backlight
wim 33:900a94bc7585 1160 DigitalOut *_bl;
wim 33:900a94bc7585 1161
wim 26:bd897a001012 1162 };
wim 34:e5a0dcb43ecc 1163 #endif /* Native I2C */
wim 26:bd897a001012 1164 //---------- End TextLCD_I2C_N ------------
wim 26:bd897a001012 1165
simon 1:ac48b187213c 1166 #endif