thomas ya
for
Dependents: LV_FGSE_Controller_Interface
TextLCD.h@32:59c4b8f648d4, 2014-08-22 (annotated)
- Committer:
- wim
- Date:
- Fri Aug 22 19:50:49 2014 +0000
- Revision:
- 32:59c4b8f648d4
- Parent:
- 31:ef31cd8a00d1
- Child:
- 33:900a94bc7585
Added support for controllers PCF2119 (native I2C) and SSD1803A, ST7036 (native I2C/SPI), added setContrast method (by JH1PJL) and setPower method for supported devices (eg ST7032i). Cleaned up Init method.
Who changed what in which revision?
| User | Revision | Line number | New 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) |
| simon | 1:ac48b187213c | 15 | * |
| simon | 1:ac48b187213c | 16 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| simon | 1:ac48b187213c | 17 | * of this software and associated documentation files (the "Software"), to deal |
| simon | 1:ac48b187213c | 18 | * in the Software without restriction, including without limitation the rights |
| simon | 1:ac48b187213c | 19 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| simon | 1:ac48b187213c | 20 | * copies of the Software, and to permit persons to whom the Software is |
| simon | 1:ac48b187213c | 21 | * furnished to do so, subject to the following conditions: |
| simon | 2:227356c7d12c | 22 | * |
| simon | 1:ac48b187213c | 23 | * The above copyright notice and this permission notice shall be included in |
| simon | 1:ac48b187213c | 24 | * all copies or substantial portions of the Software. |
| simon | 2:227356c7d12c | 25 | * |
| simon | 1:ac48b187213c | 26 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| simon | 1:ac48b187213c | 27 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| simon | 1:ac48b187213c | 28 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| simon | 1:ac48b187213c | 29 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| simon | 1:ac48b187213c | 30 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| simon | 1:ac48b187213c | 31 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| simon | 1:ac48b187213c | 32 | * THE SOFTWARE. |
| simon | 1:ac48b187213c | 33 | */ |
| simon | 1:ac48b187213c | 34 | |
| simon | 1:ac48b187213c | 35 | #ifndef MBED_TEXTLCD_H |
| simon | 1:ac48b187213c | 36 | #define MBED_TEXTLCD_H |
| simon | 1:ac48b187213c | 37 | |
| simon | 1:ac48b187213c | 38 | #include "mbed.h" |
| simon | 2:227356c7d12c | 39 | |
| simon | 5:a53b3e2d6f1e | 40 | /** A TextLCD interface for driving 4-bit HD44780-based LCDs |
| simon | 2:227356c7d12c | 41 | * |
| wim | 32:59c4b8f648d4 | 42 | * Currently supports 8x1, 8x2, 12x3, 12x4, 16x1, 16x2, 16x3, 16x4, 20x2, 20x4, 24x1, 24x2, 24x4, 40x2 and 40x4 panels |
| wim | 27:22d5086f6ba6 | 43 | * Interface options include direct mbed pins, I2C portexpander (PCF8474/PCF8574A or MCP23008) or SPI bus shiftregister (74595). |
| wim | 27:22d5086f6ba6 | 44 | * Supports some controllers with native I2C or SP interface. Supports some controllers that provide internal DC/DC converters for VLCD or VLED. |
| simon | 2:227356c7d12c | 45 | * |
| simon | 2:227356c7d12c | 46 | * @code |
| simon | 2:227356c7d12c | 47 | * #include "mbed.h" |
| simon | 2:227356c7d12c | 48 | * #include "TextLCD.h" |
| simon | 5:a53b3e2d6f1e | 49 | * |
| wim | 16:c276b75e6585 | 50 | * // I2C Communication |
| wim | 16:c276b75e6585 | 51 | * I2C i2c_lcd(p28,p27); // SDA, SCL |
| wim | 16:c276b75e6585 | 52 | * |
| wim | 16:c276b75e6585 | 53 | * // SPI Communication |
| wim | 16:c276b75e6585 | 54 | * SPI spi_lcd(p5, NC, p7); // MOSI, MISO, SCLK |
| wim | 16:c276b75e6585 | 55 | * |
| wim | 22:35742ec80c24 | 56 | * //TextLCD lcd(p15, p16, p17, p18, p19, p20); // RS, E, D4-D7, LCDType=LCD16x2, BL=NC, E2=NC, LCDTCtrl=HD44780 |
| wim | 28:30fa94f7341c | 57 | * //TextLCD_SPI lcd(&spi_lcd, p8, TextLCD::LCD40x4); // SPI bus, 74595 expander, CS pin, LCD Type |
| wim | 22:35742ec80c24 | 58 | * TextLCD_I2C lcd(&i2c_lcd, 0x42, TextLCD::LCD20x4); // I2C bus, PCF8574 Slaveaddress, LCD Type |
| wim | 21:9eb628d9e164 | 59 | * //TextLCD_I2C lcd(&i2c_lcd, 0x42, TextLCD::LCD16x2, TextLCD::WS0010); // I2C bus, PCF8574 Slaveaddress, LCD Type, Device Type |
| wim | 27:22d5086f6ba6 | 60 | * //TextLCD_SPI_N lcd(&spi_lcd, p8, p9); // SPI bus, CS pin, RS pin, LCDType=LCD16x2, BL=NC, LCDTCtrl=ST7032_3V3 |
| wim | 28:30fa94f7341c | 61 | * //TextLCD_I2C_N lcd(&i2c_lcd, ST7032_SA, TextLCD::LCD16x2, NC, TextLCD::ST7032_3V3); // I2C bus, Slaveaddress, LCD Type, BL=NC, LCDTCtrl=ST7032_3V3 |
| simon | 5:a53b3e2d6f1e | 62 | * |
| simon | 2:227356c7d12c | 63 | * int main() { |
| wim | 16:c276b75e6585 | 64 | * lcd.printf("Hello World!\n"); |
| simon | 2:227356c7d12c | 65 | * } |
| simon | 2:227356c7d12c | 66 | * @endcode |
| simon | 2:227356c7d12c | 67 | */ |
| wim | 8:03116f75b66e | 68 | |
| wim | 26:bd897a001012 | 69 | |
| wim | 26:bd897a001012 | 70 | //Pin Defines for I2C PCF8574/PCF8574A or MCP23008 and SPI 74595 bus expander interfaces |
| wim | 13:24506ba22480 | 71 | //LCD and serial portexpanders should be wired accordingly |
| wim | 20:e0da005a777f | 72 | // |
| wim | 26:bd897a001012 | 73 | //Select Hardware module (one option only) |
| wim | 31:ef31cd8a00d1 | 74 | #define DEFAULT 1 |
| wim | 31:ef31cd8a00d1 | 75 | #define ADAFRUIT 0 |
| wim | 26:bd897a001012 | 76 | #define DFROBOT 0 |
| wim | 26:bd897a001012 | 77 | |
| wim | 26:bd897a001012 | 78 | #if (DEFAULT==1) |
| wim | 29:a3663151aa65 | 79 | //Definitions for default (WH) mapping between serial port expander pins and LCD controller |
| wim | 26:bd897a001012 | 80 | //This hardware supports the I2C bus expander (PCF8574/PCF8574A or MCP23008) and SPI bus expander (74595) interfaces |
| wim | 29:a3663151aa65 | 81 | //See https://mbed.org/cookbook/Text-LCD-Enhanced |
| wim | 26:bd897a001012 | 82 | // |
| wim | 13:24506ba22480 | 83 | //Note: LCD RW pin must be connected to GND |
| wim | 15:b70ebfffb258 | 84 | // E2 is used for LCD40x4 (second controller) |
| wim | 26:bd897a001012 | 85 | // BL may be used to control backlight |
| wim | 15:b70ebfffb258 | 86 | #define D_LCD_PIN_D4 0 |
| wim | 15:b70ebfffb258 | 87 | #define D_LCD_PIN_D5 1 |
| wim | 15:b70ebfffb258 | 88 | #define D_LCD_PIN_D6 2 |
| wim | 15:b70ebfffb258 | 89 | #define D_LCD_PIN_D7 3 |
| wim | 15:b70ebfffb258 | 90 | #define D_LCD_PIN_RS 4 |
| wim | 15:b70ebfffb258 | 91 | #define D_LCD_PIN_E 5 |
| wim | 15:b70ebfffb258 | 92 | #define D_LCD_PIN_E2 6 |
| wim | 15:b70ebfffb258 | 93 | #define D_LCD_PIN_BL 7 |
| wim | 13:24506ba22480 | 94 | |
| wim | 20:e0da005a777f | 95 | #define D_LCD_PIN_RW D_LCD_PIN_E2 |
| wim | 20:e0da005a777f | 96 | |
| wim | 26:bd897a001012 | 97 | //Select I2C Portexpander type (one option only) |
| wim | 26:bd897a001012 | 98 | #define PCF8574 1 |
| wim | 26:bd897a001012 | 99 | #define MCP23008 0 |
| wim | 26:bd897a001012 | 100 | #endif |
| wim | 20:e0da005a777f | 101 | |
| wim | 26:bd897a001012 | 102 | #if (ADAFRUIT==1) |
| wim | 29:a3663151aa65 | 103 | //Definitions for Adafruit i2cspilcdbackpack mapping between serial port expander pins and LCD controller |
| wim | 26:bd897a001012 | 104 | //This hardware supports both an I2C expander (MCP23008) and an SPI expander (74595) selectable by a jumper. |
| wim | 29:a3663151aa65 | 105 | //See http://www.ladyada.net/products/i2cspilcdbackpack |
| wim | 26:bd897a001012 | 106 | // |
| wim | 26:bd897a001012 | 107 | //Note: LCD RW pin must be kept LOW |
| wim | 26:bd897a001012 | 108 | // E2 is not available on this hardware and so it does not support LCD40x4 (second controller) |
| wim | 26:bd897a001012 | 109 | // BL is used to control backlight |
| wim | 26:bd897a001012 | 110 | #define D_LCD_PIN_0 0 |
| wim | 26:bd897a001012 | 111 | #define D_LCD_PIN_RS 1 |
| wim | 26:bd897a001012 | 112 | #define D_LCD_PIN_E 2 |
| wim | 26:bd897a001012 | 113 | #define D_LCD_PIN_D4 3 |
| wim | 26:bd897a001012 | 114 | #define D_LCD_PIN_D5 4 |
| wim | 26:bd897a001012 | 115 | #define D_LCD_PIN_D6 5 |
| wim | 26:bd897a001012 | 116 | #define D_LCD_PIN_D7 6 |
| wim | 26:bd897a001012 | 117 | #define D_LCD_PIN_BL 7 |
| wim | 26:bd897a001012 | 118 | |
| wim | 26:bd897a001012 | 119 | #define D_LCD_PIN_E2 D_LCD_PIN_0 |
| wim | 26:bd897a001012 | 120 | |
| wim | 26:bd897a001012 | 121 | //Force I2C portexpander type |
| wim | 26:bd897a001012 | 122 | #define PCF8574 0 |
| wim | 26:bd897a001012 | 123 | #define MCP23008 1 |
| wim | 26:bd897a001012 | 124 | #endif |
| wim | 26:bd897a001012 | 125 | |
| wim | 26:bd897a001012 | 126 | #if (DFROBOT==1) |
| wim | 29:a3663151aa65 | 127 | //Definitions for DFROBOT LCD2004 Module mapping between serial port expander pins and LCD controller |
| wim | 26:bd897a001012 | 128 | //This hardware uses PCF8574 and is different from earlier/different Arduino I2C LCD displays |
| wim | 29:a3663151aa65 | 129 | //See http://arduino-info.wikispaces.com/LCD-Blue-I2C |
| wim | 26:bd897a001012 | 130 | // |
| wim | 20:e0da005a777f | 131 | //Note: LCD RW pin must be kept LOW |
| wim | 26:bd897a001012 | 132 | // E2 is not available on default Arduino hardware and so it does not support LCD40x4 (second controller) |
| wim | 20:e0da005a777f | 133 | // BL is used to control backlight |
| wim | 20:e0da005a777f | 134 | #define D_LCD_PIN_RS 0 |
| wim | 20:e0da005a777f | 135 | #define D_LCD_PIN_RW 1 |
| wim | 20:e0da005a777f | 136 | #define D_LCD_PIN_E 2 |
| wim | 20:e0da005a777f | 137 | #define D_LCD_PIN_BL 3 |
| wim | 20:e0da005a777f | 138 | #define D_LCD_PIN_D4 4 |
| wim | 20:e0da005a777f | 139 | #define D_LCD_PIN_D5 5 |
| wim | 20:e0da005a777f | 140 | #define D_LCD_PIN_D6 6 |
| wim | 20:e0da005a777f | 141 | #define D_LCD_PIN_D7 7 |
| wim | 20:e0da005a777f | 142 | |
| wim | 20:e0da005a777f | 143 | #define D_LCD_PIN_E2 D_LCD_PIN_RW |
| wim | 26:bd897a001012 | 144 | |
| wim | 26:bd897a001012 | 145 | //Force I2C portexpander type |
| wim | 26:bd897a001012 | 146 | #define PCF8574 1 |
| wim | 26:bd897a001012 | 147 | #define MCP23008 0 |
| wim | 20:e0da005a777f | 148 | #endif |
| wim | 13:24506ba22480 | 149 | |
| wim | 26:bd897a001012 | 150 | //Bitpattern Defines for I2C PCF8574/PCF8574A, MCP23008 and SPI 74595 Bus expanders |
| wim | 13:24506ba22480 | 151 | // |
| wim | 13:24506ba22480 | 152 | #define D_LCD_D4 (1<<D_LCD_PIN_D4) |
| wim | 13:24506ba22480 | 153 | #define D_LCD_D5 (1<<D_LCD_PIN_D5) |
| wim | 13:24506ba22480 | 154 | #define D_LCD_D6 (1<<D_LCD_PIN_D6) |
| wim | 13:24506ba22480 | 155 | #define D_LCD_D7 (1<<D_LCD_PIN_D7) |
| wim | 13:24506ba22480 | 156 | #define D_LCD_RS (1<<D_LCD_PIN_RS) |
| wim | 13:24506ba22480 | 157 | #define D_LCD_E (1<<D_LCD_PIN_E) |
| wim | 13:24506ba22480 | 158 | #define D_LCD_E2 (1<<D_LCD_PIN_E2) |
| wim | 13:24506ba22480 | 159 | #define D_LCD_BL (1<<D_LCD_PIN_BL) |
| wim | 20:e0da005a777f | 160 | //#define D_LCD_RW (1<<D_LCD_PIN_RW) |
| wim | 20:e0da005a777f | 161 | |
| wim | 20:e0da005a777f | 162 | #define D_LCD_BUS_MSK (D_LCD_D4 | D_LCD_D5 | D_LCD_D6 | D_LCD_D7) |
| wim | 20:e0da005a777f | 163 | #define D_LCD_BUS_DEF 0x00 |
| wim | 13:24506ba22480 | 164 | |
| wim | 26:bd897a001012 | 165 | /* PCF8574/PCF8574A I2C portexpander slave address */ |
| wim | 30:033048611c01 | 166 | #define PCF8574_SA0 0x40 |
| wim | 30:033048611c01 | 167 | #define PCF8574_SA1 0x42 |
| wim | 30:033048611c01 | 168 | #define PCF8574_SA2 0x44 |
| wim | 30:033048611c01 | 169 | #define PCF8574_SA3 0x46 |
| wim | 30:033048611c01 | 170 | #define PCF8574_SA4 0x48 |
| wim | 30:033048611c01 | 171 | #define PCF8574_SA5 0x4A |
| wim | 30:033048611c01 | 172 | #define PCF8574_SA6 0x4C |
| wim | 30:033048611c01 | 173 | #define PCF8574_SA7 0x4E |
| wim | 26:bd897a001012 | 174 | |
| wim | 30:033048611c01 | 175 | #define PCF8574A_SA0 0x70 |
| wim | 30:033048611c01 | 176 | #define PCF8574A_SA1 0x72 |
| wim | 30:033048611c01 | 177 | #define PCF8574A_SA2 0x74 |
| wim | 30:033048611c01 | 178 | #define PCF8574A_SA3 0x76 |
| wim | 30:033048611c01 | 179 | #define PCF8574A_SA4 0x78 |
| wim | 30:033048611c01 | 180 | #define PCF8574A_SA5 0x7A |
| wim | 30:033048611c01 | 181 | #define PCF8574A_SA6 0x7C |
| wim | 30:033048611c01 | 182 | #define PCF8574A_SA7 0x7E |
| wim | 26:bd897a001012 | 183 | |
| wim | 26:bd897a001012 | 184 | /* MCP23008 I2C portexpander slave address */ |
| wim | 30:033048611c01 | 185 | #define MCP23008_SA0 0x40 |
| wim | 30:033048611c01 | 186 | #define MCP23008_SA1 0x42 |
| wim | 30:033048611c01 | 187 | #define MCP23008_SA2 0x44 |
| wim | 30:033048611c01 | 188 | #define MCP23008_SA3 0x46 |
| wim | 30:033048611c01 | 189 | #define MCP23008_SA4 0x48 |
| wim | 30:033048611c01 | 190 | #define MCP23008_SA5 0x4A |
| wim | 30:033048611c01 | 191 | #define MCP23008_SA6 0x4C |
| wim | 30:033048611c01 | 192 | #define MCP23008_SA7 0x4E |
| wim | 26:bd897a001012 | 193 | |
| wim | 26:bd897a001012 | 194 | /* MCP23008 I2C portexpander internal registers */ |
| wim | 30:033048611c01 | 195 | #define IODIR 0x00 |
| wim | 30:033048611c01 | 196 | #define IPOL 0x01 |
| wim | 30:033048611c01 | 197 | #define GPINTEN 0x02 |
| wim | 30:033048611c01 | 198 | #define DEFVAL 0x03 |
| wim | 30:033048611c01 | 199 | #define INTCON 0x04 |
| wim | 30:033048611c01 | 200 | #define IOCON 0x05 |
| wim | 30:033048611c01 | 201 | #define GPPU 0x06 |
| wim | 30:033048611c01 | 202 | #define INTF 0x07 |
| wim | 30:033048611c01 | 203 | #define INTCAP 0x08 |
| wim | 30:033048611c01 | 204 | #define GPIO 0x09 |
| wim | 30:033048611c01 | 205 | #define OLAT 0x0A |
| wim | 26:bd897a001012 | 206 | |
| wim | 26:bd897a001012 | 207 | |
| wim | 32:59c4b8f648d4 | 208 | /* ST7032i I2C slave address */ |
| wim | 30:033048611c01 | 209 | #define ST7032_SA 0x7C |
| wim | 26:bd897a001012 | 210 | |
| wim | 32:59c4b8f648d4 | 211 | /* ST7036i I2C slave address */ |
| wim | 32:59c4b8f648d4 | 212 | #define ST7036_SA0 0x78 |
| wim | 32:59c4b8f648d4 | 213 | #define ST7036_SA1 0x7A |
| wim | 32:59c4b8f648d4 | 214 | #define ST7036_SA2 0x7C |
| wim | 32:59c4b8f648d4 | 215 | #define ST7036_SA3 0x7E |
| wim | 32:59c4b8f648d4 | 216 | |
| wim | 29:a3663151aa65 | 217 | /* PCF21XX I2C slave address */ |
| wim | 30:033048611c01 | 218 | #define PCF21XX_SA0 0x74 |
| wim | 30:033048611c01 | 219 | #define PCF21XX_SA1 0x76 |
| wim | 30:033048611c01 | 220 | |
| wim | 30:033048611c01 | 221 | /* AIP31068 I2C slave address */ |
| wim | 30:033048611c01 | 222 | #define AIP31068_SA 0x7C |
| wim | 30:033048611c01 | 223 | |
| wim | 32:59c4b8f648d4 | 224 | /* SSD1803 I2C slave address */ |
| wim | 32:59c4b8f648d4 | 225 | #define SSD1803_SA0 0x78 |
| wim | 32:59c4b8f648d4 | 226 | #define SSD1803_SA1 0x7A |
| wim | 32:59c4b8f648d4 | 227 | |
| wim | 32:59c4b8f648d4 | 228 | /* US2066 I2C slave address */ |
| wim | 32:59c4b8f648d4 | 229 | #define US2066_SA0 0x78 |
| wim | 32:59c4b8f648d4 | 230 | #define US2066_SA1 0x7A |
| wim | 32:59c4b8f648d4 | 231 | |
| wim | 32:59c4b8f648d4 | 232 | |
| wim | 32:59c4b8f648d4 | 233 | //Some native I2C controllers dont support ACK. Set define to '0' to allow code to proceed even without ACK |
| wim | 32:59c4b8f648d4 | 234 | //#define LCD_I2C_ACK 0 |
| wim | 32:59c4b8f648d4 | 235 | #define LCD_I2C_ACK 1 |
| wim | 32:59c4b8f648d4 | 236 | |
| wim | 30:033048611c01 | 237 | /* LCD Type information on Rows, Columns and Variant. This information is encoded in |
| wim | 30:033048611c01 | 238 | * an int and used for the LCDType enumerators in order to simplify code maintenance */ |
| wim | 30:033048611c01 | 239 | // Columns encoded in b7..b0 |
| wim | 30:033048611c01 | 240 | #define LCD_T_COL_MSK 0x000000FF |
| wim | 32:59c4b8f648d4 | 241 | #define LCD_T_C6 0x00000006 |
| wim | 30:033048611c01 | 242 | #define LCD_T_C8 0x00000008 |
| wim | 30:033048611c01 | 243 | #define LCD_T_C10 0x0000000A |
| wim | 30:033048611c01 | 244 | #define LCD_T_C12 0x0000000C |
| wim | 30:033048611c01 | 245 | #define LCD_T_C16 0x00000010 |
| wim | 30:033048611c01 | 246 | #define LCD_T_C20 0x00000014 |
| wim | 30:033048611c01 | 247 | #define LCD_T_C24 0x00000018 |
| wim | 30:033048611c01 | 248 | #define LCD_T_C32 0x00000020 |
| wim | 30:033048611c01 | 249 | #define LCD_T_C40 0x00000028 |
| wim | 30:033048611c01 | 250 | |
| wim | 30:033048611c01 | 251 | // Rows encoded in b15..b8 |
| wim | 30:033048611c01 | 252 | #define LCD_T_ROW_MSK 0x0000FF00 |
| wim | 30:033048611c01 | 253 | #define LCD_T_R1 0x00000100 |
| wim | 30:033048611c01 | 254 | #define LCD_T_R2 0x00000200 |
| wim | 30:033048611c01 | 255 | #define LCD_T_R3 0x00000300 |
| wim | 30:033048611c01 | 256 | #define LCD_T_R4 0x00000400 |
| wim | 30:033048611c01 | 257 | |
| wim | 30:033048611c01 | 258 | // Addressing mode encoded in b19..b16 |
| wim | 30:033048611c01 | 259 | #define LCD_T_ADR_MSK 0x000F0000 |
| wim | 32:59c4b8f648d4 | 260 | #define LCD_T_A 0x00000000 /*Mode A Default 1, 2 or 4 line display */ |
| wim | 32:59c4b8f648d4 | 261 | #define LCD_T_B 0x00010000 /*Mode B, Alternate 8x2 (actually 16x1 display) */ |
| wim | 32:59c4b8f648d4 | 262 | #define LCD_T_C 0x00020000 /*Mode C, Alternate 16x1 (actually 8x2 display) */ |
| wim | 32:59c4b8f648d4 | 263 | #define LCD_T_D 0x00030000 /*Mode D, Alternate 3 or 4 line display (12x4, 20x4, 24x4) */ |
| wim | 32:59c4b8f648d4 | 264 | #define LCD_T_D1 0x00040000 /*Mode D1, Alternate 3 out of 4 line display (12x3, 20x3, 24x3) */ |
| wim | 32:59c4b8f648d4 | 265 | #define LCD_T_E 0x00050000 /*Mode E, 40x4 display (actually two 40x2) */ |
| wim | 32:59c4b8f648d4 | 266 | #define LCD_T_F 0x00060000 /*Mode F, 16x3 display (actually 24x2) */ |
| wim | 32:59c4b8f648d4 | 267 | #define LCD_T_G 0x00070000 /*Mode G, 16x3 display */ |
| wim | 30:033048611c01 | 268 | |
| wim | 30:033048611c01 | 269 | /* LCD Ctrl information on interface support and features. This information is encoded in |
| wim | 30:033048611c01 | 270 | * an int and used for the LCDCtrl enumerators in order to simplify code maintenance */ |
| wim | 30:033048611c01 | 271 | // Interface encoded in b31..b24 |
| wim | 30:033048611c01 | 272 | #define LCD_C_BUS_MSK 0xFF000000 |
| wim | 32:59c4b8f648d4 | 273 | #define LCD_C_PAR 0x01000000 /*Parallel 4 or 8 bit data, E pin, RS pin, RW=GND */ |
| wim | 30:033048611c01 | 274 | #define LCD_C_SPI3_9 0x02000000 /*SPI 3 line (MOSI, SCL, CS pins), 9 bits (RS + 8 Data) */ |
| wim | 30:033048611c01 | 275 | #define LCD_C_SPI3_10 0x04000000 /*SPI 3 line (MOSI, SCL, CS pins), 10 bits (RS, RW + 8 Data) */ |
| wim | 32:59c4b8f648d4 | 276 | #define LCD_C_SPI3_16 0x08000000 /*SPI 3 line (MOSI, SCL, CS pins), 16 bits (RS, RW + 8 Data) */ |
| wim | 32:59c4b8f648d4 | 277 | #define LCD_C_SPI3_24 0x10000000 /*SPI 3 line (MOSI, SCL, CS pins), 24 bits (RS, RW + 8 Data) */ |
| wim | 32:59c4b8f648d4 | 278 | #define LCD_C_SPI4 0x20000000 /*SPI 4 line (MOSI, SCL, CS, RS pin), RS pin + 8 Data */ |
| wim | 32:59c4b8f648d4 | 279 | #define LCD_C_I2C 0x40000000 /*I2C (SDA, SCL pin), 8 control bits (Co, RS, RW) + 8 Data */ |
| wim | 30:033048611c01 | 280 | // Features encoded in b23..b16 |
| wim | 30:033048611c01 | 281 | #define LCD_C_FTR_MSK 0x00FF0000 |
| wim | 30:033048611c01 | 282 | #define LCD_C_BST 0x00010000 /*Booster */ |
| wim | 32:59c4b8f648d4 | 283 | #define LCD_C_CTR 0x00020000 /*Contrast Control */ |
| wim | 32:59c4b8f648d4 | 284 | #define LCD_C_ICN 0x00040000 /*Icons */ |
| wim | 32:59c4b8f648d4 | 285 | #define LCD_C_PDN 0x00080000 /*Power Down */ |
| wim | 32:59c4b8f648d4 | 286 | |
| wim | 32:59c4b8f648d4 | 287 | |
| wim | 32:59c4b8f648d4 | 288 | // Contrast setting, 5 significant bits (only supported for controllers with extended features) |
| wim | 32:59c4b8f648d4 | 289 | // Voltage Multiplier setting, 2 or 3 significant bits (only supported for controllers with extended features) |
| wim | 32:59c4b8f648d4 | 290 | #define LCD_DEF_CONTRAST 0x20 |
| wim | 32:59c4b8f648d4 | 291 | |
| wim | 32:59c4b8f648d4 | 292 | //ST7032 EastRising display |
| wim | 32:59c4b8f648d4 | 293 | //ST7036 EA DOGM163 display |
| wim | 32:59c4b8f648d4 | 294 | //Contrast setting 5 significant bits |
| wim | 32:59c4b8f648d4 | 295 | //Voltage Multiplier setting 3 significant bits |
| wim | 32:59c4b8f648d4 | 296 | #define LCD_ST7032_CONTRAST 0x18 |
| wim | 32:59c4b8f648d4 | 297 | #define LCD_ST7032_RAB 0x04 |
| wim | 32:59c4b8f648d4 | 298 | |
| wim | 32:59c4b8f648d4 | 299 | #define LCD_ST7036_CONTRAST 0x28 |
| wim | 32:59c4b8f648d4 | 300 | #define LCD_ST7036_RAB 0x04 |
| wim | 32:59c4b8f648d4 | 301 | |
| wim | 32:59c4b8f648d4 | 302 | |
| wim | 32:59c4b8f648d4 | 303 | //SSD1803 EA DOGM204 display |
| wim | 32:59c4b8f648d4 | 304 | //Contrast setting 5 significant bits |
| wim | 32:59c4b8f648d4 | 305 | //Voltage Multiplier setting 3 significant bits |
| wim | 32:59c4b8f648d4 | 306 | #define LCD_SSD1_CONTRAST 0x28 |
| wim | 32:59c4b8f648d4 | 307 | #define LCD_SSD1_RAB 0x06 |
| wim | 32:59c4b8f648d4 | 308 | |
| wim | 32:59c4b8f648d4 | 309 | |
| wim | 32:59c4b8f648d4 | 310 | //PCF2113, PCF2119 display |
| wim | 32:59c4b8f648d4 | 311 | //Contrast setting 5 significant bits |
| wim | 32:59c4b8f648d4 | 312 | //Voltage Multiplier setting 2 significant bits |
| wim | 32:59c4b8f648d4 | 313 | #define LCD_PCF2_CONTRAST 0x20 |
| wim | 32:59c4b8f648d4 | 314 | #define LCD_PCF2_S12 0x02 |
| wim | 32:59c4b8f648d4 | 315 | |
| wim | 32:59c4b8f648d4 | 316 | //PT6314 VFD display |
| wim | 32:59c4b8f648d4 | 317 | //Contrast setting 2 significant bits |
| wim | 32:59c4b8f648d4 | 318 | #define LCD_PT63_CONTRAST 0x00 |
| wim | 13:24506ba22480 | 319 | |
| wim | 13:24506ba22480 | 320 | /** Some sample User Defined Chars 5x7 dots */ |
| wim | 32:59c4b8f648d4 | 321 | //extern const char udc_ae[]; //æ |
| wim | 32:59c4b8f648d4 | 322 | //extern const char udc_0e[]; //ø |
| wim | 32:59c4b8f648d4 | 323 | //extern const char udc_ao[]; //å |
| wim | 32:59c4b8f648d4 | 324 | //extern const char udc_AE[]; //Æ |
| wim | 32:59c4b8f648d4 | 325 | //extern const char udc_0E[]; //Ø |
| wim | 32:59c4b8f648d4 | 326 | //extern const char udc_Ao[]; //Å |
| wim | 32:59c4b8f648d4 | 327 | //extern const char udc_PO[]; //Padlock Open |
| wim | 32:59c4b8f648d4 | 328 | //extern const char udc_PC[]; //Padlock Closed |
| wim | 32:59c4b8f648d4 | 329 | |
| wim | 32:59c4b8f648d4 | 330 | //extern const char udc_alpha[]; //alpha |
| wim | 32:59c4b8f648d4 | 331 | //extern const char udc_ohm[]; //ohm |
| wim | 32:59c4b8f648d4 | 332 | //extern const char udc_sigma[]; //sigma |
| wim | 32:59c4b8f648d4 | 333 | //extern const char udc_pi[]; //pi |
| wim | 32:59c4b8f648d4 | 334 | //extern const char udc_root[]; //root |
| wim | 32:59c4b8f648d4 | 335 | |
| wim | 11:9ec02df863a1 | 336 | |
| wim | 30:033048611c01 | 337 | extern const char udc_0[]; // |> |
| wim | 30:033048611c01 | 338 | extern const char udc_1[]; // <| |
| wim | 30:033048611c01 | 339 | extern const char udc_2[]; // | |
| wim | 30:033048611c01 | 340 | extern const char udc_3[]; // || |
| wim | 30:033048611c01 | 341 | extern const char udc_4[]; // ||| |
| wim | 30:033048611c01 | 342 | extern const char udc_5[]; // = |
| wim | 30:033048611c01 | 343 | extern const char udc_6[]; // checkerboard |
| wim | 30:033048611c01 | 344 | extern const char udc_7[]; // \ |
| wim | 11:9ec02df863a1 | 345 | |
| wim | 30:033048611c01 | 346 | extern const char udc_degr[]; // Degree symbol |
| wim | 13:24506ba22480 | 347 | |
| wim | 30:033048611c01 | 348 | extern const char udc_TM_T[]; // Trademark T |
| wim | 30:033048611c01 | 349 | extern const char udc_TM_M[]; // Trademark M |
| wim | 13:24506ba22480 | 350 | |
| wim | 30:033048611c01 | 351 | //extern const char udc_Bat_Hi[]; // Battery Full |
| wim | 30:033048611c01 | 352 | //extern const char udc_Bat_Ha[]; // Battery Half |
| wim | 30:033048611c01 | 353 | //extern const char udc_Bat_Lo[]; // Battery Low |
| wim | 30:033048611c01 | 354 | extern const char udc_Bat_Hi[]; // Battery Full |
| wim | 30:033048611c01 | 355 | extern const char udc_Bat_Ha[]; // Battery Half |
| wim | 30:033048611c01 | 356 | extern const char udc_Bat_Lo[]; // Battery Low |
| wim | 30:033048611c01 | 357 | extern const char udc_AC[]; // AC Power |
| wim | 13:24506ba22480 | 358 | |
| wim | 30:033048611c01 | 359 | //extern const char udc_smiley[]; // Smiley |
| wim | 30:033048611c01 | 360 | //extern const char udc_droopy[]; // Droopey |
| wim | 30:033048611c01 | 361 | //extern const char udc_note[]; // Note |
| wim | 18:bd65dc10f27f | 362 | |
| wim | 30:033048611c01 | 363 | //extern const char udc_bar_1[]; // Bar 1 |
| wim | 30:033048611c01 | 364 | //extern const char udc_bar_2[]; // Bar 11 |
| wim | 30:033048611c01 | 365 | //extern const char udc_bar_3[]; // Bar 111 |
| wim | 30:033048611c01 | 366 | //extern const char udc_bar_4[]; // Bar 1111 |
| wim | 30:033048611c01 | 367 | //extern const char udc_bar_5[]; // Bar 11111 |
| wim | 13:24506ba22480 | 368 | |
| wim | 30:033048611c01 | 369 | //extern const char udc_ch_1[]; // Hor bars 4 |
| wim | 30:033048611c01 | 370 | //extern const char udc_ch_2[]; // Hor bars 4 (inverted) |
| wim | 30:033048611c01 | 371 | //extern const char udc_ch_3[]; // Ver bars 3 |
| wim | 30:033048611c01 | 372 | //extern const char udc_ch_4[]; // Ver bars 3 (inverted) |
| wim | 30:033048611c01 | 373 | //extern const char udc_ch_yr[]; // Year (kana) |
| wim | 30:033048611c01 | 374 | //extern const char udc_ch_mo[]; // Month (kana) |
| wim | 30:033048611c01 | 375 | //extern const char udc_ch_dy[]; // Day (kana) |
| wim | 30:033048611c01 | 376 | //extern const char udc_ch_mi[]; // minute (kana) |
| wim | 32:59c4b8f648d4 | 377 | extern const char udc_None[]; |
| wim | 32:59c4b8f648d4 | 378 | extern const char udc_All[]; |
| wim | 11:9ec02df863a1 | 379 | |
| wim | 11:9ec02df863a1 | 380 | /** A TextLCD interface for driving 4-bit HD44780-based LCDs |
| wim | 11:9ec02df863a1 | 381 | * |
| wim | 22:35742ec80c24 | 382 | * @brief Currently supports 8x1, 8x2, 12x2, 12x4, 16x1, 16x2, 16x4, 20x2, 20x4, 24x2, 24x4, 40x2 and 40x4 panels |
| wim | 27:22d5086f6ba6 | 383 | * 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 | 384 | * |
| wim | 11:9ec02df863a1 | 385 | */ |
| wim | 21:9eb628d9e164 | 386 | class TextLCD_Base : public Stream { |
| simon | 1:ac48b187213c | 387 | public: |
| simon | 1:ac48b187213c | 388 | |
| simon | 2:227356c7d12c | 389 | /** LCD panel format */ |
| simon | 1:ac48b187213c | 390 | enum LCDType { |
| wim | 32:59c4b8f648d4 | 391 | // LCD6x1 = (LCD_T_A | LCD_T_C6 | LCD_T_R1), /**< 6x1 LCD panel */ |
| wim | 32:59c4b8f648d4 | 392 | // LCD6x2 = (LCD_T_A | LCD_T_C6 | LCD_T_R2), /**< 6x2 LCD panel */ |
| wim | 30:033048611c01 | 393 | LCD8x1 = (LCD_T_A | LCD_T_C8 | LCD_T_R1), /**< 8x1 LCD panel */ |
| wim | 30:033048611c01 | 394 | LCD8x2 = (LCD_T_A | LCD_T_C8 | LCD_T_R2), /**< 8x2 LCD panel */ |
| wim | 30:033048611c01 | 395 | LCD8x2B = (LCD_T_D | LCD_T_C8 | LCD_T_R2), /**< 8x2 LCD panel (actually 16x1) */ |
| wim | 30:033048611c01 | 396 | // LCD12x1 = (LCD_T_A | LCD_T_C12 | LCD_T_R1), /**< 12x1 LCD panel */ |
| wim | 30:033048611c01 | 397 | LCD12x2 = (LCD_T_A | LCD_T_C12 | LCD_T_R2), /**< 12x2 LCD panel */ |
| wim | 30:033048611c01 | 398 | LCD12x3D = (LCD_T_D | LCD_T_C12 | LCD_T_R3), /**< 12x3 LCD panel, special mode PCF21XX */ |
| wim | 30:033048611c01 | 399 | LCD12x3D1 = (LCD_T_D1 | LCD_T_C12 | LCD_T_R3), /**< 12x3 LCD panel, special mode PCF21XX */ |
| wim | 32:59c4b8f648d4 | 400 | // LCD12x3G = (LCD_T_G | LCD_T_C12 | LCD_T_R3), /**< 12x3 LCD panel, special mode ST7036 */ |
| wim | 30:033048611c01 | 401 | LCD12x4 = (LCD_T_A | LCD_T_C12 | LCD_T_R4), /**< 12x4 LCD panel */ |
| wim | 30:033048611c01 | 402 | LCD12x4D = (LCD_T_B | LCD_T_C12 | LCD_T_R4), /**< 12x4 LCD panel, special mode PCF21XX */ |
| wim | 30:033048611c01 | 403 | LCD16x1 = (LCD_T_A | LCD_T_C16 | LCD_T_R1), /**< 16x1 LCD panel */ |
| wim | 30:033048611c01 | 404 | LCD16x1C = (LCD_T_C | LCD_T_C16 | LCD_T_R1), /**< 16x1 LCD panel (actually 8x2) */ |
| wim | 30:033048611c01 | 405 | LCD16x2 = (LCD_T_A | LCD_T_C16 | LCD_T_R2), /**< 16x2 LCD panel (default) */ |
| wim | 30:033048611c01 | 406 | // LCD16x2B = (LCD_T_B | LCD_T_C16 | LCD_T_R2), /**< 16x2 LCD panel, alternate addressing, wrong.. */ |
| wim | 32:59c4b8f648d4 | 407 | LCD16x3D = (LCD_T_D | LCD_T_C16 | LCD_T_R3), /**< 16x3 LCD panel, special mode SSD1803 */ |
| wim | 32:59c4b8f648d4 | 408 | // LCD16x3D1 = (LCD_T_D1 | LCD_T_C16 | LCD_T_R3), /**< 16x3 LCD panel, special mode SSD1803 */ |
| wim | 32:59c4b8f648d4 | 409 | LCD16x3F = (LCD_T_F | LCD_T_C16 | LCD_T_R3), /**< 16x3 LCD panel (actually 24x2) */ |
| wim | 32:59c4b8f648d4 | 410 | LCD16x3G = (LCD_T_G | LCD_T_C16 | LCD_T_R3), /**< 16x3 LCD panel, special mode ST7036 */ |
| wim | 30:033048611c01 | 411 | LCD16x4 = (LCD_T_A | LCD_T_C16 | LCD_T_R4), /**< 16x4 LCD panel */ |
| wim | 32:59c4b8f648d4 | 412 | // LCD16x4D = (LCD_T_D | LCD_T_C16 | LCD_T_R4), /**< 16x4 LCD panel, special mode SSD1803 */ |
| wim | 30:033048611c01 | 413 | // LCD20x1 = (LCD_T_A | LCD_T_C20 | LCD_T_R1), /**< 20x1 LCD panel */ |
| wim | 30:033048611c01 | 414 | LCD20x2 = (LCD_T_A | LCD_T_C20 | LCD_T_R2), /**< 20x2 LCD panel */ |
| wim | 32:59c4b8f648d4 | 415 | // LCD20x3 = (LCD_T_A | LCD_T_C20 | LCD_T_R3), /**< 20x3 LCD panel */ |
| wim | 32:59c4b8f648d4 | 416 | // LCD20x3D = (LCD_T_D | LCD_T_C20 | LCD_T_R3), /**< 20x3 LCD panel, special mode SSD1803 */ |
| wim | 32:59c4b8f648d4 | 417 | // LCD20x3D1 = (LCD_T_D1 | LCD_T_C20 | LCD_T_R3), /**< 20x3 LCD panel, special mode SSD1803 */ |
| wim | 30:033048611c01 | 418 | LCD20x4 = (LCD_T_A | LCD_T_C20 | LCD_T_R4), /**< 20x4 LCD panel */ |
| wim | 32:59c4b8f648d4 | 419 | LCD20x4D = (LCD_T_D | LCD_T_C20 | LCD_T_R4), /**< 20x4 LCD panel, special mode SSD1803 */ |
| wim | 30:033048611c01 | 420 | LCD24x1 = (LCD_T_A | LCD_T_C24 | LCD_T_R1), /**< 24x1 LCD panel */ |
| wim | 30:033048611c01 | 421 | LCD24x2 = (LCD_T_A | LCD_T_C24 | LCD_T_R2), /**< 24x2 LCD panel */ |
| wim | 32:59c4b8f648d4 | 422 | // LCD24x3D = (LCD_T_D | LCD_T_C24 | LCD_T_R3), /**< 24x3 LCD panel */ |
| wim | 32:59c4b8f648d4 | 423 | // LCD24x3D1 = (LCD_T_D | LCD_T_C24 | LCD_T_R3), /**< 24x3 LCD panel */ |
| wim | 30:033048611c01 | 424 | LCD24x4D = (LCD_T_D | LCD_T_C24 | LCD_T_R4), /**< 24x4 LCD panel, special mode KS0078 */ |
| wim | 32:59c4b8f648d4 | 425 | // LCD32x1 = (LCD_T_A | LCD_T_C32 | LCD_T_R1), /**< 32x1 LCD panel */ |
| wim | 32:59c4b8f648d4 | 426 | // LCD32x2 = (LCD_T_A | LCD_T_C32 | LCD_T_R2), /**< 32x2 LCD panel */ |
| wim | 32:59c4b8f648d4 | 427 | // LCD32x4 = (LCD_T_A | LCD_T_C32 | LCD_T_R4), /**< 32x4 LCD panel */ |
| wim | 30:033048611c01 | 428 | // LCD40x1 = (LCD_T_A | LCD_T_C40 | LCD_T_R1), /**< 40x1 LCD panel */ |
| wim | 30:033048611c01 | 429 | LCD40x2 = (LCD_T_A | LCD_T_C40 | LCD_T_R2), /**< 40x2 LCD panel */ |
| wim | 30:033048611c01 | 430 | LCD40x4 = (LCD_T_E | LCD_T_C40 | LCD_T_R4) /**< 40x4 LCD panel, Two controller version */ |
| wim | 30:033048611c01 | 431 | }; |
| wim | 30:033048611c01 | 432 | |
| wim | 30:033048611c01 | 433 | |
| wim | 30:033048611c01 | 434 | /** LCD Controller Device */ |
| wim | 30:033048611c01 | 435 | enum LCDCtrl { |
| wim | 32:59c4b8f648d4 | 436 | HD44780 = 0 | LCD_C_PAR, /**< HD44780 or full equivalent (default) */ |
| wim | 32:59c4b8f648d4 | 437 | WS0010 = 1 | (LCD_C_PAR | LCD_C_SPI3_10 | LCD_C_BST), /**< WS0010 OLED Controller, 4/8 bit, SPI3 */ |
| wim | 32:59c4b8f648d4 | 438 | 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 | 32:59c4b8f648d4 | 439 | 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 | 32:59c4b8f648d4 | 440 | 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 | 32:59c4b8f648d4 | 441 | 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 | 32:59c4b8f648d4 | 442 | KS0078 = 6 | (LCD_C_PAR | LCD_C_SPI3_24), /**< KS0078 24x4 support, 4/8 bit, SPI3 */ |
| wim | 32:59c4b8f648d4 | 443 | PCF2113_3V3 = 7 | (LCD_C_PAR | LCD_C_I2C | LCD_C_BST | LCD_C_CTR), /**< PCF2113 3V3 with Booster, 4/8 bit, I2C */ |
| wim | 32:59c4b8f648d4 | 444 | PCF2116_3V3 = 8 | (LCD_C_PAR | LCD_C_I2C | LCD_C_BST), /**< PCF2116 3V3 with Booster, 4/8 bit, I2C */ |
| wim | 32:59c4b8f648d4 | 445 | PCF2116_5V = 9 | (LCD_C_PAR | LCD_C_I2C), /**< PCF2116 5V no Booster, 4/8 bit, I2C */ |
| wim | 32:59c4b8f648d4 | 446 | PCF2119_3V3 = 10 | (LCD_C_PAR | LCD_C_I2C | LCD_C_BST | LCD_C_CTR), /**< PCF2119 3V3 with Booster, 4/8 bit, I2C */ |
| wim | 32:59c4b8f648d4 | 447 | // PCF2119_5V = 11 | (LCD_C_PAR | LCD_C_I2C), /**< PCF2119 5V no Booster, 4/8 bit, I2C */ |
| wim | 32:59c4b8f648d4 | 448 | AIP31068 = 12 | (LCD_C_SPI3_9 | LCD_C_I2C | LCD_C_BST), /**< AIP31068 I2C, SPI3 */ |
| wim | 32:59c4b8f648d4 | 449 | SSD1803_3V3 = 13 | (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 | 32:59c4b8f648d4 | 450 | // SSD1803_5V = 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 | 32:59c4b8f648d4 | 451 | // US2066_3V3 = 15 | (LCD_C_PAR | LCD_C_SPI3_24 | LCD_C_I2C | LCD_C_BST | LCD_C_CTR | LCD_C_PDN) /**< US2066 3V3 with Booster, 4/8 bit, I2C, SPI3 */ |
| wim | 32:59c4b8f648d4 | 452 | // PT6314 = 16 | (LCD_C_PAR | LCD_C_SPI3_16 | LCD_C_CTR | LCD_C_PDN) /**< PT6314 VFD, 4/8 bit, SPI3 */ |
| wim | 30:033048611c01 | 453 | }; |
| wim | 30:033048611c01 | 454 | |
| wim | 30:033048611c01 | 455 | |
| wim | 10:dd9b3a696acd | 456 | /** LCD Cursor control */ |
| wim | 10:dd9b3a696acd | 457 | enum LCDCursor { |
| wim | 17:652ab113bc2e | 458 | CurOff_BlkOff = 0x00, /**< Cursor Off, Blinking Char Off */ |
| wim | 17:652ab113bc2e | 459 | CurOn_BlkOff = 0x02, /**< Cursor On, Blinking Char Off */ |
| wim | 17:652ab113bc2e | 460 | CurOff_BlkOn = 0x01, /**< Cursor Off, Blinking Char On */ |
| wim | 17:652ab113bc2e | 461 | CurOn_BlkOn = 0x03 /**< Cursor On, Blinking Char On */ |
| wim | 17:652ab113bc2e | 462 | }; |
| wim | 17:652ab113bc2e | 463 | |
| wim | 17:652ab113bc2e | 464 | /** LCD Display control */ |
| wim | 17:652ab113bc2e | 465 | enum LCDMode { |
| wim | 17:652ab113bc2e | 466 | DispOff = 0x00, /**< Display Off */ |
| wim | 17:652ab113bc2e | 467 | DispOn = 0x04 /**< Display On */ |
| wim | 10:dd9b3a696acd | 468 | }; |
| wim | 10:dd9b3a696acd | 469 | |
| wim | 20:e0da005a777f | 470 | /** LCD Backlight control */ |
| wim | 20:e0da005a777f | 471 | enum LCDBacklight { |
| wim | 20:e0da005a777f | 472 | LightOff, /**< Backlight Off */ |
| wim | 20:e0da005a777f | 473 | LightOn /**< Backlight On */ |
| wim | 20:e0da005a777f | 474 | }; |
| wim | 10:dd9b3a696acd | 475 | |
| simon | 2:227356c7d12c | 476 | #if DOXYGEN_ONLY |
| simon | 2:227356c7d12c | 477 | /** Write a character to the LCD |
| simon | 2:227356c7d12c | 478 | * |
| simon | 2:227356c7d12c | 479 | * @param c The character to write to the display |
| simon | 2:227356c7d12c | 480 | */ |
| simon | 2:227356c7d12c | 481 | int putc(int c); |
| simon | 2:227356c7d12c | 482 | |
| simon | 2:227356c7d12c | 483 | /** Write a formated string to the LCD |
| simon | 2:227356c7d12c | 484 | * |
| simon | 2:227356c7d12c | 485 | * @param format A printf-style format string, followed by the |
| simon | 2:227356c7d12c | 486 | * variables to use in formating the string. |
| simon | 2:227356c7d12c | 487 | */ |
| simon | 2:227356c7d12c | 488 | int printf(const char* format, ...); |
| simon | 2:227356c7d12c | 489 | #endif |
| simon | 2:227356c7d12c | 490 | |
| wim | 29:a3663151aa65 | 491 | /** Locate cursor to a screen column and row |
| simon | 2:227356c7d12c | 492 | * |
| simon | 2:227356c7d12c | 493 | * @param column The horizontal position from the left, indexed from 0 |
| simon | 2:227356c7d12c | 494 | * @param row The vertical position from the top, indexed from 0 |
| simon | 2:227356c7d12c | 495 | */ |
| simon | 1:ac48b187213c | 496 | void locate(int column, int row); |
| simon | 2:227356c7d12c | 497 | |
| wim | 10:dd9b3a696acd | 498 | /** Return the memoryaddress of screen column and row location |
| wim | 10:dd9b3a696acd | 499 | * |
| wim | 10:dd9b3a696acd | 500 | * @param column The horizontal position from the left, indexed from 0 |
| wim | 10:dd9b3a696acd | 501 | * @param row The vertical position from the top, indexed from 0 |
| wim | 10:dd9b3a696acd | 502 | * @param return The memoryaddress of screen column and row location |
| wim | 10:dd9b3a696acd | 503 | */ |
| wim | 30:033048611c01 | 504 | int getAddress(int column, int row); |
| wim | 10:dd9b3a696acd | 505 | |
| wim | 10:dd9b3a696acd | 506 | /** Set the memoryaddress of screen column and row location |
| wim | 10:dd9b3a696acd | 507 | * |
| wim | 10:dd9b3a696acd | 508 | * @param column The horizontal position from the left, indexed from 0 |
| wim | 10:dd9b3a696acd | 509 | * @param row The vertical position from the top, indexed from 0 |
| wim | 10:dd9b3a696acd | 510 | */ |
| wim | 9:0893d986e717 | 511 | void setAddress(int column, int row); |
| wim | 9:0893d986e717 | 512 | |
| wim | 22:35742ec80c24 | 513 | /** Clear the screen and locate to 0,0 |
| wim | 22:35742ec80c24 | 514 | */ |
| simon | 1:ac48b187213c | 515 | void cls(); |
| simon | 2:227356c7d12c | 516 | |
| wim | 10:dd9b3a696acd | 517 | /** Return the number of rows |
| wim | 10:dd9b3a696acd | 518 | * |
| wim | 10:dd9b3a696acd | 519 | * @param return The number of rows |
| wim | 10:dd9b3a696acd | 520 | */ |
| simon | 1:ac48b187213c | 521 | int rows(); |
| wim | 10:dd9b3a696acd | 522 | |
| wim | 10:dd9b3a696acd | 523 | /** Return the number of columns |
| wim | 10:dd9b3a696acd | 524 | * |
| wim | 10:dd9b3a696acd | 525 | * @param return The number of columns |
| wim | 10:dd9b3a696acd | 526 | */ |
| wim | 10:dd9b3a696acd | 527 | int columns(); |
| simon | 2:227356c7d12c | 528 | |
| wim | 11:9ec02df863a1 | 529 | /** Set the Cursormode |
| wim | 11:9ec02df863a1 | 530 | * |
| wim | 17:652ab113bc2e | 531 | * @param cursorMode The Cursor mode (CurOff_BlkOff, CurOn_BlkOff, CurOff_BlkOn, CurOn_BlkOn) |
| wim | 11:9ec02df863a1 | 532 | */ |
| wim | 17:652ab113bc2e | 533 | void setCursor(LCDCursor cursorMode); |
| wim | 17:652ab113bc2e | 534 | |
| wim | 17:652ab113bc2e | 535 | /** Set the Displaymode |
| wim | 17:652ab113bc2e | 536 | * |
| wim | 17:652ab113bc2e | 537 | * @param displayMode The Display mode (DispOff, DispOn) |
| wim | 17:652ab113bc2e | 538 | */ |
| wim | 21:9eb628d9e164 | 539 | void setMode(LCDMode displayMode); |
| wim | 11:9ec02df863a1 | 540 | |
| wim | 20:e0da005a777f | 541 | /** Set the Backlight mode |
| wim | 20:e0da005a777f | 542 | * |
| wim | 21:9eb628d9e164 | 543 | * @param backlightMode The Backlight mode (LightOff, LightOn) |
| wim | 20:e0da005a777f | 544 | */ |
| wim | 21:9eb628d9e164 | 545 | void setBacklight(LCDBacklight backlightMode); |
| wim | 20:e0da005a777f | 546 | |
| wim | 11:9ec02df863a1 | 547 | /** Set User Defined Characters |
| wim | 11:9ec02df863a1 | 548 | * |
| wim | 11:9ec02df863a1 | 549 | * @param unsigned char c The Index of the UDC (0..7) |
| wim | 12:6bf9d9957d31 | 550 | * @param char *udc_data The bitpatterns for the UDC (8 bytes of 5 significant bits) |
| wim | 11:9ec02df863a1 | 551 | */ |
| wim | 11:9ec02df863a1 | 552 | void setUDC(unsigned char c, char *udc_data); |
| wim | 11:9ec02df863a1 | 553 | |
| wim | 32:59c4b8f648d4 | 554 | /** Set Contrast |
| wim | 32:59c4b8f648d4 | 555 | * setContrast method is supported by some compatible devices (eg ST7032i) that have onboard LCD voltage generation |
| wim | 32:59c4b8f648d4 | 556 | * Code imported from fork by JH1PJL |
| wim | 32:59c4b8f648d4 | 557 | * |
| wim | 32:59c4b8f648d4 | 558 | * @param unsigned char c contrast data (6 significant bits, valid range 0..63, Value 0 will disable the Vgen) |
| wim | 32:59c4b8f648d4 | 559 | * @return none |
| wim | 32:59c4b8f648d4 | 560 | */ |
| wim | 32:59c4b8f648d4 | 561 | void setContrast(unsigned char c = LCD_DEF_CONTRAST); |
| wim | 32:59c4b8f648d4 | 562 | |
| wim | 32:59c4b8f648d4 | 563 | |
| wim | 32:59c4b8f648d4 | 564 | /** Set Power |
| wim | 32:59c4b8f648d4 | 565 | * setPower method is supported by some compatible devices (eg SSD1803) that have power down modes |
| wim | 32:59c4b8f648d4 | 566 | * |
| wim | 32:59c4b8f648d4 | 567 | * @param bool powerOn Power on/off |
| wim | 32:59c4b8f648d4 | 568 | * @return none |
| wim | 32:59c4b8f648d4 | 569 | */ |
| wim | 32:59c4b8f648d4 | 570 | void setPower(bool powerOn = true); |
| wim | 32:59c4b8f648d4 | 571 | |
| wim | 32:59c4b8f648d4 | 572 | |
| wim | 29:a3663151aa65 | 573 | //test |
| wim | 30:033048611c01 | 574 | // void _initCtrl(); |
| wim | 29:a3663151aa65 | 575 | |
| simon | 1:ac48b187213c | 576 | protected: |
| wim | 13:24506ba22480 | 577 | |
| wim | 21:9eb628d9e164 | 578 | /** LCD controller select, mainly used for LCD40x4 |
| wim | 21:9eb628d9e164 | 579 | */ |
| wim | 19:c747b9e2e7b8 | 580 | enum _LCDCtrl_Idx { |
| wim | 15:b70ebfffb258 | 581 | _LCDCtrl_0, /*< Primary */ |
| wim | 15:b70ebfffb258 | 582 | _LCDCtrl_1, /*< Secondary */ |
| wim | 15:b70ebfffb258 | 583 | }; |
| wim | 21:9eb628d9e164 | 584 | |
| wim | 21:9eb628d9e164 | 585 | /** Create a TextLCD_Base interface |
| wim | 21:9eb628d9e164 | 586 | * @brief Base class, can not be instantiated |
| wim | 21:9eb628d9e164 | 587 | * |
| wim | 21:9eb628d9e164 | 588 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| wim | 21:9eb628d9e164 | 589 | * @param ctrl LCD controller (default = HD44780) |
| wim | 21:9eb628d9e164 | 590 | */ |
| wim | 21:9eb628d9e164 | 591 | TextLCD_Base(LCDType type = LCD16x2, LCDCtrl ctrl = HD44780); |
| wim | 15:b70ebfffb258 | 592 | |
| simon | 1:ac48b187213c | 593 | // Stream implementation functions |
| simon | 1:ac48b187213c | 594 | virtual int _putc(int value); |
| simon | 1:ac48b187213c | 595 | virtual int _getc(); |
| simon | 1:ac48b187213c | 596 | |
| wim | 29:a3663151aa65 | 597 | /** Low level method for LCD controller |
| wim | 21:9eb628d9e164 | 598 | */ |
| wim | 13:24506ba22480 | 599 | void _init(); |
| wim | 29:a3663151aa65 | 600 | |
| wim | 29:a3663151aa65 | 601 | /** Low level initialisation method for LCD controller |
| wim | 29:a3663151aa65 | 602 | */ |
| wim | 30:033048611c01 | 603 | void _initCtrl(); |
| wim | 29:a3663151aa65 | 604 | |
| wim | 29:a3663151aa65 | 605 | /** Low level character address set method |
| wim | 29:a3663151aa65 | 606 | */ |
| wim | 13:24506ba22480 | 607 | int _address(int column, int row); |
| wim | 29:a3663151aa65 | 608 | |
| wim | 29:a3663151aa65 | 609 | /** Low level cursor enable or disable method |
| wim | 29:a3663151aa65 | 610 | */ |
| wim | 21:9eb628d9e164 | 611 | void _setCursor(LCDCursor show); |
| wim | 29:a3663151aa65 | 612 | |
| wim | 29:a3663151aa65 | 613 | /** Low level method to store user defined characters for current controller |
| wim | 29:a3663151aa65 | 614 | */ |
| wim | 17:652ab113bc2e | 615 | void _setUDC(unsigned char c, char *udc_data); |
| wim | 29:a3663151aa65 | 616 | |
| wim | 29:a3663151aa65 | 617 | /** Low level method to restore the cursortype and display mode for current controller |
| wim | 29:a3663151aa65 | 618 | */ |
| wim | 21:9eb628d9e164 | 619 | void _setCursorAndDisplayMode(LCDMode displayMode, LCDCursor cursorType); |
| wim | 13:24506ba22480 | 620 | |
| wim | 29:a3663151aa65 | 621 | /** Low level nibble write operation to LCD controller (serial or parallel) |
| wim | 21:9eb628d9e164 | 622 | */ |
| wim | 17:652ab113bc2e | 623 | void _writeNibble(int value); |
| wim | 29:a3663151aa65 | 624 | |
| wim | 29:a3663151aa65 | 625 | /** Low level command byte write operation to LCD controller. |
| wim | 29:a3663151aa65 | 626 | * Methods resets the RS bit and provides the required timing for the command. |
| wim | 29:a3663151aa65 | 627 | */ |
| wim | 15:b70ebfffb258 | 628 | void _writeCommand(int command); |
| wim | 29:a3663151aa65 | 629 | |
| wim | 29:a3663151aa65 | 630 | /** Low level data byte write operation to LCD controller (serial or parallel). |
| wim | 29:a3663151aa65 | 631 | * Methods sets the RS bit and provides the required timing for the data. |
| wim | 29:a3663151aa65 | 632 | */ |
| wim | 15:b70ebfffb258 | 633 | void _writeData(int data); |
| wim | 15:b70ebfffb258 | 634 | |
| wim | 29:a3663151aa65 | 635 | /** Pure Virtual Low level writes to LCD Bus (serial or parallel) |
| wim | 29:a3663151aa65 | 636 | * Set the Enable pin. |
| wim | 29:a3663151aa65 | 637 | */ |
| wim | 29:a3663151aa65 | 638 | virtual void _setEnable(bool value) = 0; |
| wim | 29:a3663151aa65 | 639 | |
| wim | 21:9eb628d9e164 | 640 | /** Pure Virtual Low level writes to LCD Bus (serial or parallel) |
| wim | 29:a3663151aa65 | 641 | * Set the RS pin ( 0 = Command, 1 = Data). |
| wim | 29:a3663151aa65 | 642 | */ |
| wim | 21:9eb628d9e164 | 643 | virtual void _setRS(bool value) = 0; |
| wim | 29:a3663151aa65 | 644 | |
| wim | 29:a3663151aa65 | 645 | /** Pure Virtual Low level writes to LCD Bus (serial or parallel) |
| wim | 29:a3663151aa65 | 646 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 29:a3663151aa65 | 647 | */ |
| wim | 21:9eb628d9e164 | 648 | virtual void _setBL(bool value) = 0; |
| wim | 29:a3663151aa65 | 649 | |
| wim | 29:a3663151aa65 | 650 | /** Pure Virtual Low level writes to LCD Bus (serial or parallel) |
| wim | 29:a3663151aa65 | 651 | * Set the databus value (4 bit). |
| wim | 29:a3663151aa65 | 652 | */ |
| wim | 21:9eb628d9e164 | 653 | virtual void _setData(int value) = 0; |
| wim | 13:24506ba22480 | 654 | |
| wim | 29:a3663151aa65 | 655 | /** Low level byte write operation to LCD controller (serial or parallel) |
| wim | 29:a3663151aa65 | 656 | * Depending on the RS pin this byte will be interpreted as data or command |
| wim | 29:a3663151aa65 | 657 | */ |
| wim | 29:a3663151aa65 | 658 | virtual void _writeByte(int value); |
| wim | 13:24506ba22480 | 659 | |
| wim | 13:24506ba22480 | 660 | //Display type |
| simon | 1:ac48b187213c | 661 | LCDType _type; |
| wim | 30:033048611c01 | 662 | int _nr_cols; |
| wim | 30:033048611c01 | 663 | int _nr_rows; |
| wim | 30:033048611c01 | 664 | int _addr_mode; |
| wim | 30:033048611c01 | 665 | |
| wim | 21:9eb628d9e164 | 666 | //Display mode |
| wim | 17:652ab113bc2e | 667 | LCDMode _currentMode; |
| wim | 17:652ab113bc2e | 668 | |
| wim | 19:c747b9e2e7b8 | 669 | //Controller type |
| wim | 19:c747b9e2e7b8 | 670 | LCDCtrl _ctrl; |
| wim | 19:c747b9e2e7b8 | 671 | |
| wim | 15:b70ebfffb258 | 672 | //Controller select, mainly used for LCD40x4 |
| wim | 19:c747b9e2e7b8 | 673 | _LCDCtrl_Idx _ctrl_idx; |
| wim | 15:b70ebfffb258 | 674 | |
| wim | 13:24506ba22480 | 675 | // Cursor |
| simon | 1:ac48b187213c | 676 | int _column; |
| simon | 1:ac48b187213c | 677 | int _row; |
| wim | 32:59c4b8f648d4 | 678 | LCDCursor _currentCursor; |
| wim | 32:59c4b8f648d4 | 679 | |
| wim | 32:59c4b8f648d4 | 680 | // Function mode saved to allow switch between Instruction sets after initialisation time |
| wim | 32:59c4b8f648d4 | 681 | // Icon, Booster mode and contrast saved to allow contrast change at later time |
| wim | 32:59c4b8f648d4 | 682 | // Only available for controllers with added features |
| wim | 32:59c4b8f648d4 | 683 | int _function, _function_1, _function_x; |
| wim | 32:59c4b8f648d4 | 684 | int _icon_power; |
| wim | 32:59c4b8f648d4 | 685 | int _contrast; |
| wim | 32:59c4b8f648d4 | 686 | |
| simon | 1:ac48b187213c | 687 | }; |
| simon | 1:ac48b187213c | 688 | |
| wim | 23:d47f226efb24 | 689 | //--------- End TextLCD_Base ----------- |
| wim | 22:35742ec80c24 | 690 | |
| wim | 22:35742ec80c24 | 691 | |
| wim | 22:35742ec80c24 | 692 | |
| wim | 23:d47f226efb24 | 693 | //--------- Start TextLCD Bus ----------- |
| wim | 21:9eb628d9e164 | 694 | |
| wim | 21:9eb628d9e164 | 695 | /** Create a TextLCD interface for using regular mbed pins |
| wim | 21:9eb628d9e164 | 696 | * |
| wim | 21:9eb628d9e164 | 697 | */ |
| wim | 21:9eb628d9e164 | 698 | class TextLCD : public TextLCD_Base { |
| wim | 21:9eb628d9e164 | 699 | public: |
| wim | 21:9eb628d9e164 | 700 | /** Create a TextLCD interface for using regular mbed pins |
| wim | 21:9eb628d9e164 | 701 | * |
| wim | 21:9eb628d9e164 | 702 | * @param rs Instruction/data control line |
| wim | 21:9eb628d9e164 | 703 | * @param e Enable line (clock) |
| wim | 21:9eb628d9e164 | 704 | * @param d4-d7 Data lines for using as a 4-bit interface |
| wim | 21:9eb628d9e164 | 705 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| wim | 21:9eb628d9e164 | 706 | * @param bl Backlight control line (optional, default = NC) |
| wim | 21:9eb628d9e164 | 707 | * @param e2 Enable2 line (clock for second controller, LCD40x4 only) |
| wim | 21:9eb628d9e164 | 708 | * @param ctrl LCD controller (default = HD44780) |
| wim | 21:9eb628d9e164 | 709 | */ |
| wim | 21:9eb628d9e164 | 710 | 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 | 711 | |
| wim | 22:35742ec80c24 | 712 | /** Destruct a TextLCD interface for using regular mbed pins |
| wim | 22:35742ec80c24 | 713 | * |
| wim | 22:35742ec80c24 | 714 | * @param none |
| wim | 22:35742ec80c24 | 715 | * @return none |
| wim | 22:35742ec80c24 | 716 | */ |
| wim | 22:35742ec80c24 | 717 | virtual ~TextLCD(); |
| wim | 22:35742ec80c24 | 718 | |
| wim | 21:9eb628d9e164 | 719 | private: |
| wim | 29:a3663151aa65 | 720 | |
| wim | 29:a3663151aa65 | 721 | /** Implementation of pure Virtual Low level writes to LCD Bus (parallel) |
| wim | 29:a3663151aa65 | 722 | * Set the Enable pin. |
| wim | 29:a3663151aa65 | 723 | */ |
| wim | 21:9eb628d9e164 | 724 | virtual void _setEnable(bool value); |
| wim | 29:a3663151aa65 | 725 | |
| wim | 29:a3663151aa65 | 726 | /** Implementation of pure Virtual Low level writes to LCD Bus (parallel) |
| wim | 32:59c4b8f648d4 | 727 | * Set the RS pin (0 = Command, 1 = Data). |
| wim | 29:a3663151aa65 | 728 | */ |
| wim | 21:9eb628d9e164 | 729 | virtual void _setRS(bool value); |
| wim | 29:a3663151aa65 | 730 | |
| wim | 29:a3663151aa65 | 731 | /** Implementation of pure Virtual Low level writes to LCD Bus (parallel) |
| wim | 29:a3663151aa65 | 732 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 29:a3663151aa65 | 733 | */ |
| wim | 21:9eb628d9e164 | 734 | virtual void _setBL(bool value); |
| wim | 29:a3663151aa65 | 735 | |
| wim | 29:a3663151aa65 | 736 | /** Implementation of pure Virtual Low level writes to LCD Bus (parallel) |
| wim | 29:a3663151aa65 | 737 | * Set the databus value (4 bit). |
| wim | 29:a3663151aa65 | 738 | */ |
| wim | 21:9eb628d9e164 | 739 | virtual void _setData(int value); |
| wim | 21:9eb628d9e164 | 740 | |
| wim | 29:a3663151aa65 | 741 | |
| wim | 22:35742ec80c24 | 742 | /** Regular mbed pins bus |
| wim | 22:35742ec80c24 | 743 | */ |
| wim | 22:35742ec80c24 | 744 | DigitalOut _rs, _e; |
| wim | 22:35742ec80c24 | 745 | BusOut _d; |
| wim | 22:35742ec80c24 | 746 | |
| wim | 22:35742ec80c24 | 747 | /** Optional Hardware pins for the Backlight and LCD40x4 device |
| wim | 22:35742ec80c24 | 748 | * Default PinName value is NC, must be used as pointer to avoid issues with mbed lib and DigitalOut pins |
| wim | 22:35742ec80c24 | 749 | */ |
| wim | 22:35742ec80c24 | 750 | DigitalOut *_bl, *_e2; |
| wim | 21:9eb628d9e164 | 751 | }; |
| wim | 21:9eb628d9e164 | 752 | |
| wim | 22:35742ec80c24 | 753 | |
| wim | 23:d47f226efb24 | 754 | //----------- End TextLCD --------------- |
| wim | 21:9eb628d9e164 | 755 | |
| wim | 21:9eb628d9e164 | 756 | |
| wim | 23:d47f226efb24 | 757 | //--------- Start TextLCD_I2C ----------- |
| wim | 22:35742ec80c24 | 758 | |
| wim | 22:35742ec80c24 | 759 | |
| wim | 26:bd897a001012 | 760 | /** Create a TextLCD interface using an I2C PCF8574 (or PCF8574A) or MCP23008 portexpander |
| wim | 21:9eb628d9e164 | 761 | * |
| wim | 21:9eb628d9e164 | 762 | */ |
| wim | 21:9eb628d9e164 | 763 | class TextLCD_I2C : public TextLCD_Base { |
| wim | 21:9eb628d9e164 | 764 | public: |
| wim | 26:bd897a001012 | 765 | /** Create a TextLCD interface using an I2C PCF8574 (or PCF8574A) or MCP23008 portexpander |
| wim | 21:9eb628d9e164 | 766 | * |
| wim | 21:9eb628d9e164 | 767 | * @param i2c I2C Bus |
| wim | 26:bd897a001012 | 768 | * @param deviceAddress I2C slave address (PCF8574 or PCF8574A, default = PCF8574_SA0 = 0x40) |
| wim | 21:9eb628d9e164 | 769 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| wim | 21:9eb628d9e164 | 770 | * @param ctrl LCD controller (default = HD44780) |
| wim | 21:9eb628d9e164 | 771 | */ |
| wim | 26:bd897a001012 | 772 | TextLCD_I2C(I2C *i2c, char deviceAddress = PCF8574_SA0, LCDType type = LCD16x2, LCDCtrl ctrl = HD44780); |
| wim | 21:9eb628d9e164 | 773 | |
| wim | 21:9eb628d9e164 | 774 | private: |
| wim | 29:a3663151aa65 | 775 | |
| wim | 29:a3663151aa65 | 776 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander) |
| wim | 29:a3663151aa65 | 777 | * Set the Enable pin. |
| wim | 29:a3663151aa65 | 778 | */ |
| wim | 21:9eb628d9e164 | 779 | virtual void _setEnable(bool value); |
| wim | 29:a3663151aa65 | 780 | |
| wim | 29:a3663151aa65 | 781 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander) |
| wim | 32:59c4b8f648d4 | 782 | * Set the RS pin (0 = Command, 1 = Data). |
| wim | 29:a3663151aa65 | 783 | */ |
| wim | 21:9eb628d9e164 | 784 | virtual void _setRS(bool value); |
| wim | 29:a3663151aa65 | 785 | |
| wim | 29:a3663151aa65 | 786 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander) |
| wim | 29:a3663151aa65 | 787 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 29:a3663151aa65 | 788 | */ |
| wim | 21:9eb628d9e164 | 789 | virtual void _setBL(bool value); |
| wim | 29:a3663151aa65 | 790 | |
| wim | 29:a3663151aa65 | 791 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander) |
| wim | 29:a3663151aa65 | 792 | * Set the databus value (4 bit). |
| wim | 29:a3663151aa65 | 793 | */ |
| wim | 29:a3663151aa65 | 794 | virtual void _setData(int value); |
| wim | 30:033048611c01 | 795 | |
| wim | 29:a3663151aa65 | 796 | /** Write data to MCP23008 I2C portexpander |
| wim | 29:a3663151aa65 | 797 | * @param reg register to write |
| wim | 29:a3663151aa65 | 798 | * @param value data to write |
| wim | 29:a3663151aa65 | 799 | * @return none |
| wim | 29:a3663151aa65 | 800 | * |
| wim | 29:a3663151aa65 | 801 | */ |
| wim | 26:bd897a001012 | 802 | void _write_register (int reg, int value); |
| wim | 21:9eb628d9e164 | 803 | |
| wim | 21:9eb628d9e164 | 804 | //I2C bus |
| wim | 21:9eb628d9e164 | 805 | I2C *_i2c; |
| wim | 21:9eb628d9e164 | 806 | char _slaveAddress; |
| wim | 21:9eb628d9e164 | 807 | |
| wim | 21:9eb628d9e164 | 808 | // Internal bus mirror value for serial bus only |
| wim | 30:033048611c01 | 809 | char _lcd_bus; |
| wim | 21:9eb628d9e164 | 810 | }; |
| wim | 21:9eb628d9e164 | 811 | |
| wim | 23:d47f226efb24 | 812 | //---------- End TextLCD_I2C ------------ |
| wim | 22:35742ec80c24 | 813 | |
| wim | 22:35742ec80c24 | 814 | |
| wim | 23:d47f226efb24 | 815 | //--------- Start TextLCD_SPI ----------- |
| wim | 22:35742ec80c24 | 816 | |
| wim | 21:9eb628d9e164 | 817 | /** Create a TextLCD interface using an SPI 74595 portexpander |
| wim | 21:9eb628d9e164 | 818 | * |
| wim | 21:9eb628d9e164 | 819 | */ |
| wim | 21:9eb628d9e164 | 820 | class TextLCD_SPI : public TextLCD_Base { |
| wim | 21:9eb628d9e164 | 821 | public: |
| wim | 21:9eb628d9e164 | 822 | /** Create a TextLCD interface using an SPI 74595 portexpander |
| wim | 21:9eb628d9e164 | 823 | * |
| wim | 21:9eb628d9e164 | 824 | * @param spi SPI Bus |
| wim | 21:9eb628d9e164 | 825 | * @param cs chip select pin (active low) |
| wim | 21:9eb628d9e164 | 826 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| wim | 21:9eb628d9e164 | 827 | * @param ctrl LCD controller (default = HD44780) |
| wim | 21:9eb628d9e164 | 828 | */ |
| wim | 21:9eb628d9e164 | 829 | TextLCD_SPI(SPI *spi, PinName cs, LCDType type = LCD16x2, LCDCtrl ctrl = HD44780); |
| wim | 21:9eb628d9e164 | 830 | |
| wim | 21:9eb628d9e164 | 831 | private: |
| wim | 29:a3663151aa65 | 832 | |
| wim | 29:a3663151aa65 | 833 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander) |
| wim | 29:a3663151aa65 | 834 | * Set the Enable pin. |
| wim | 29:a3663151aa65 | 835 | */ |
| wim | 21:9eb628d9e164 | 836 | virtual void _setEnable(bool value); |
| wim | 29:a3663151aa65 | 837 | |
| wim | 29:a3663151aa65 | 838 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander) |
| wim | 32:59c4b8f648d4 | 839 | * Set the RS pin (0 = Command, 1 = Data). |
| wim | 29:a3663151aa65 | 840 | */ |
| wim | 21:9eb628d9e164 | 841 | virtual void _setRS(bool value); |
| wim | 29:a3663151aa65 | 842 | |
| wim | 29:a3663151aa65 | 843 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander) |
| wim | 29:a3663151aa65 | 844 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 29:a3663151aa65 | 845 | */ |
| wim | 21:9eb628d9e164 | 846 | virtual void _setBL(bool value); |
| wim | 29:a3663151aa65 | 847 | |
| wim | 29:a3663151aa65 | 848 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander) |
| wim | 29:a3663151aa65 | 849 | * Set the databus value (4 bit). |
| wim | 29:a3663151aa65 | 850 | */ |
| wim | 21:9eb628d9e164 | 851 | virtual void _setData(int value); |
| wim | 29:a3663151aa65 | 852 | |
| wim | 29:a3663151aa65 | 853 | /** Implementation of Low level writes to LCD Bus (serial expander) |
| wim | 29:a3663151aa65 | 854 | * Set the CS pin (0 = select, 1 = deselect). |
| wim | 29:a3663151aa65 | 855 | */ |
| wim | 21:9eb628d9e164 | 856 | virtual void _setCS(bool value); |
| wim | 21:9eb628d9e164 | 857 | |
| wim | 29:a3663151aa65 | 858 | ///** Low level writes to LCD serial bus only (serial expander) |
| wim | 29:a3663151aa65 | 859 | // */ |
| wim | 29:a3663151aa65 | 860 | // void _writeBus(); |
| wim | 21:9eb628d9e164 | 861 | |
| wim | 21:9eb628d9e164 | 862 | // SPI bus |
| wim | 21:9eb628d9e164 | 863 | SPI *_spi; |
| wim | 21:9eb628d9e164 | 864 | DigitalOut _cs; |
| wim | 21:9eb628d9e164 | 865 | |
| wim | 21:9eb628d9e164 | 866 | // Internal bus mirror value for serial bus only |
| wim | 21:9eb628d9e164 | 867 | char _lcd_bus; |
| wim | 21:9eb628d9e164 | 868 | }; |
| wim | 21:9eb628d9e164 | 869 | |
| wim | 23:d47f226efb24 | 870 | //---------- End TextLCD_SPI ------------ |
| wim | 21:9eb628d9e164 | 871 | |
| Sissors | 24:fb3399713710 | 872 | |
| wim | 26:bd897a001012 | 873 | //--------- Start TextLCD_SPI_N ----------- |
| Sissors | 24:fb3399713710 | 874 | |
| wim | 30:033048611c01 | 875 | /** Create a TextLCD interface using a controller with native SPI4 interface |
| Sissors | 24:fb3399713710 | 876 | * |
| Sissors | 24:fb3399713710 | 877 | */ |
| wim | 25:6162b31128c9 | 878 | class TextLCD_SPI_N : public TextLCD_Base { |
| Sissors | 24:fb3399713710 | 879 | public: |
| wim | 30:033048611c01 | 880 | /** Create a TextLCD interface using a controller with native SPI4 interface |
| Sissors | 24:fb3399713710 | 881 | * |
| Sissors | 24:fb3399713710 | 882 | * @param spi SPI Bus |
| Sissors | 24:fb3399713710 | 883 | * @param cs chip select pin (active low) |
| Sissors | 24:fb3399713710 | 884 | * @param rs Instruction/data control line |
| Sissors | 24:fb3399713710 | 885 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| Sissors | 24:fb3399713710 | 886 | * @param bl Backlight control line (optional, default = NC) |
| wim | 26:bd897a001012 | 887 | * @param ctrl LCD controller (default = ST7032_3V3) |
| Sissors | 24:fb3399713710 | 888 | */ |
| wim | 26:bd897a001012 | 889 | TextLCD_SPI_N(SPI *spi, PinName cs, PinName rs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = ST7032_3V3); |
| wim | 25:6162b31128c9 | 890 | virtual ~TextLCD_SPI_N(void); |
| Sissors | 24:fb3399713710 | 891 | |
| Sissors | 24:fb3399713710 | 892 | private: |
| wim | 29:a3663151aa65 | 893 | |
| wim | 29:a3663151aa65 | 894 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 29:a3663151aa65 | 895 | * Set the Enable pin. |
| wim | 29:a3663151aa65 | 896 | */ |
| Sissors | 24:fb3399713710 | 897 | virtual void _setEnable(bool value); |
| wim | 29:a3663151aa65 | 898 | |
| wim | 29:a3663151aa65 | 899 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 900 | * Set the RS pin (0 = Command, 1 = Data). |
| wim | 29:a3663151aa65 | 901 | */ |
| Sissors | 24:fb3399713710 | 902 | virtual void _setRS(bool value); |
| wim | 29:a3663151aa65 | 903 | |
| wim | 29:a3663151aa65 | 904 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 29:a3663151aa65 | 905 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 29:a3663151aa65 | 906 | */ |
| Sissors | 24:fb3399713710 | 907 | virtual void _setBL(bool value); |
| wim | 29:a3663151aa65 | 908 | |
| wim | 29:a3663151aa65 | 909 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 29:a3663151aa65 | 910 | * Set the databus value (4 bit). |
| wim | 29:a3663151aa65 | 911 | */ |
| Sissors | 24:fb3399713710 | 912 | virtual void _setData(int value); |
| wim | 29:a3663151aa65 | 913 | |
| wim | 29:a3663151aa65 | 914 | /** Low level writes to LCD serial bus only (serial native) |
| wim | 29:a3663151aa65 | 915 | */ |
| Sissors | 24:fb3399713710 | 916 | virtual void _writeByte(int value); |
| Sissors | 24:fb3399713710 | 917 | |
| Sissors | 24:fb3399713710 | 918 | // SPI bus |
| Sissors | 24:fb3399713710 | 919 | SPI *_spi; |
| Sissors | 24:fb3399713710 | 920 | DigitalOut _cs; |
| Sissors | 24:fb3399713710 | 921 | DigitalOut _rs; |
| wim | 30:033048611c01 | 922 | |
| wim | 30:033048611c01 | 923 | //Backlight |
| Sissors | 24:fb3399713710 | 924 | DigitalOut *_bl; |
| Sissors | 24:fb3399713710 | 925 | }; |
| Sissors | 24:fb3399713710 | 926 | |
| wim | 25:6162b31128c9 | 927 | //---------- End TextLCD_SPI_N ------------ |
| Sissors | 24:fb3399713710 | 928 | |
| wim | 26:bd897a001012 | 929 | |
| wim | 32:59c4b8f648d4 | 930 | #if(1) |
| wim | 30:033048611c01 | 931 | //Code checked out on logic analyser. Not yet tested on hardware.. |
| wim | 30:033048611c01 | 932 | |
| wim | 30:033048611c01 | 933 | //------- Start TextLCD_SPI_N_3_9 --------- |
| wim | 30:033048611c01 | 934 | |
| wim | 30:033048611c01 | 935 | /** Create a TextLCD interface using a controller with native SPI3 9 bits interface |
| wim | 30:033048611c01 | 936 | * Note: current mbed libs only support SPI 9 bit mode for NXP platforms |
| wim | 30:033048611c01 | 937 | * |
| wim | 30:033048611c01 | 938 | */ |
| wim | 30:033048611c01 | 939 | class TextLCD_SPI_N_3_9 : public TextLCD_Base { |
| wim | 30:033048611c01 | 940 | public: |
| wim | 30:033048611c01 | 941 | /** Create a TextLCD interface using a controller with native SPI3 9 bits interface |
| wim | 30:033048611c01 | 942 | * Note: current mbed libs only support SPI 9 bit mode for NXP platforms |
| wim | 30:033048611c01 | 943 | * |
| wim | 30:033048611c01 | 944 | * @param spi SPI Bus |
| wim | 30:033048611c01 | 945 | * @param cs chip select pin (active low) |
| wim | 30:033048611c01 | 946 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| wim | 30:033048611c01 | 947 | * @param bl Backlight control line (optional, default = NC) |
| wim | 30:033048611c01 | 948 | * @param ctrl LCD controller (default = AIP31068) |
| wim | 30:033048611c01 | 949 | */ |
| wim | 30:033048611c01 | 950 | TextLCD_SPI_N_3_9(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = AIP31068); |
| wim | 30:033048611c01 | 951 | virtual ~TextLCD_SPI_N_3_9(void); |
| wim | 30:033048611c01 | 952 | |
| wim | 30:033048611c01 | 953 | private: |
| wim | 30:033048611c01 | 954 | |
| wim | 30:033048611c01 | 955 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 30:033048611c01 | 956 | * Set the Enable pin. |
| wim | 30:033048611c01 | 957 | */ |
| wim | 30:033048611c01 | 958 | virtual void _setEnable(bool value); |
| wim | 30:033048611c01 | 959 | |
| wim | 30:033048611c01 | 960 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 961 | * Set the RS pin (0 = Command, 1 = Data). |
| wim | 32:59c4b8f648d4 | 962 | */ |
| wim | 32:59c4b8f648d4 | 963 | virtual void _setRS(bool value); |
| wim | 32:59c4b8f648d4 | 964 | |
| wim | 32:59c4b8f648d4 | 965 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 966 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 32:59c4b8f648d4 | 967 | */ |
| wim | 32:59c4b8f648d4 | 968 | virtual void _setBL(bool value); |
| wim | 32:59c4b8f648d4 | 969 | |
| wim | 32:59c4b8f648d4 | 970 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 971 | * Set the databus value (4 bit). |
| wim | 32:59c4b8f648d4 | 972 | */ |
| wim | 32:59c4b8f648d4 | 973 | virtual void _setData(int value); |
| wim | 32:59c4b8f648d4 | 974 | |
| wim | 32:59c4b8f648d4 | 975 | /** Low level writes to LCD serial bus only (serial native) |
| wim | 32:59c4b8f648d4 | 976 | */ |
| wim | 32:59c4b8f648d4 | 977 | virtual void _writeByte(int value); |
| wim | 32:59c4b8f648d4 | 978 | |
| wim | 32:59c4b8f648d4 | 979 | // SPI bus |
| wim | 32:59c4b8f648d4 | 980 | SPI *_spi; |
| wim | 32:59c4b8f648d4 | 981 | DigitalOut _cs; |
| wim | 32:59c4b8f648d4 | 982 | |
| wim | 32:59c4b8f648d4 | 983 | //Test |
| wim | 32:59c4b8f648d4 | 984 | DigitalOut _ps; |
| wim | 32:59c4b8f648d4 | 985 | |
| wim | 32:59c4b8f648d4 | 986 | |
| wim | 32:59c4b8f648d4 | 987 | // controlbyte to select between data and command. Internal value for serial bus only |
| wim | 32:59c4b8f648d4 | 988 | char _controlbyte; |
| wim | 32:59c4b8f648d4 | 989 | |
| wim | 32:59c4b8f648d4 | 990 | //Backlight |
| wim | 32:59c4b8f648d4 | 991 | DigitalOut *_bl; |
| wim | 32:59c4b8f648d4 | 992 | }; |
| wim | 32:59c4b8f648d4 | 993 | |
| wim | 32:59c4b8f648d4 | 994 | //-------- End TextLCD_SPI_N_3_9 ---------- |
| wim | 32:59c4b8f648d4 | 995 | #endif |
| wim | 32:59c4b8f648d4 | 996 | |
| wim | 32:59c4b8f648d4 | 997 | |
| wim | 32:59c4b8f648d4 | 998 | #if(1) |
| wim | 32:59c4b8f648d4 | 999 | //------- Start TextLCD_SPI_N_3_10 --------- |
| wim | 32:59c4b8f648d4 | 1000 | |
| wim | 32:59c4b8f648d4 | 1001 | /** Create a TextLCD interface using a controller with native SPI3 10 bits interface |
| wim | 32:59c4b8f648d4 | 1002 | * Note: current mbed libs only support SPI 10 bit mode for NXP platforms |
| wim | 32:59c4b8f648d4 | 1003 | * |
| wim | 32:59c4b8f648d4 | 1004 | */ |
| wim | 32:59c4b8f648d4 | 1005 | class TextLCD_SPI_N_3_10 : public TextLCD_Base { |
| wim | 32:59c4b8f648d4 | 1006 | public: |
| wim | 32:59c4b8f648d4 | 1007 | /** Create a TextLCD interface using a controller with native SPI3 10 bits interface |
| wim | 32:59c4b8f648d4 | 1008 | * Note: current mbed libs only support SPI 10 bit mode for NXP platforms |
| wim | 32:59c4b8f648d4 | 1009 | * |
| wim | 32:59c4b8f648d4 | 1010 | * @param spi SPI Bus |
| wim | 32:59c4b8f648d4 | 1011 | * @param cs chip select pin (active low) |
| wim | 32:59c4b8f648d4 | 1012 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| wim | 32:59c4b8f648d4 | 1013 | * @param bl Backlight control line (optional, default = NC) |
| wim | 32:59c4b8f648d4 | 1014 | * @param ctrl LCD controller (default = AIP31068) |
| wim | 32:59c4b8f648d4 | 1015 | */ |
| wim | 32:59c4b8f648d4 | 1016 | TextLCD_SPI_N_3_10(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = AIP31068); |
| wim | 32:59c4b8f648d4 | 1017 | virtual ~TextLCD_SPI_N_3_10(void); |
| wim | 32:59c4b8f648d4 | 1018 | |
| wim | 32:59c4b8f648d4 | 1019 | private: |
| wim | 32:59c4b8f648d4 | 1020 | |
| wim | 32:59c4b8f648d4 | 1021 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 1022 | * Set the Enable pin. |
| wim | 32:59c4b8f648d4 | 1023 | */ |
| wim | 32:59c4b8f648d4 | 1024 | virtual void _setEnable(bool value); |
| wim | 32:59c4b8f648d4 | 1025 | |
| wim | 32:59c4b8f648d4 | 1026 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 1027 | * Set the RS pin (0 = Command, 1 = Data). |
| wim | 32:59c4b8f648d4 | 1028 | */ |
| wim | 32:59c4b8f648d4 | 1029 | virtual void _setRS(bool value); |
| wim | 32:59c4b8f648d4 | 1030 | |
| wim | 32:59c4b8f648d4 | 1031 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 1032 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 32:59c4b8f648d4 | 1033 | */ |
| wim | 32:59c4b8f648d4 | 1034 | virtual void _setBL(bool value); |
| wim | 32:59c4b8f648d4 | 1035 | |
| wim | 32:59c4b8f648d4 | 1036 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 1037 | * Set the databus value (4 bit). |
| wim | 32:59c4b8f648d4 | 1038 | */ |
| wim | 32:59c4b8f648d4 | 1039 | virtual void _setData(int value); |
| wim | 32:59c4b8f648d4 | 1040 | |
| wim | 32:59c4b8f648d4 | 1041 | /** Low level writes to LCD serial bus only (serial native) |
| wim | 32:59c4b8f648d4 | 1042 | */ |
| wim | 32:59c4b8f648d4 | 1043 | virtual void _writeByte(int value); |
| wim | 32:59c4b8f648d4 | 1044 | |
| wim | 32:59c4b8f648d4 | 1045 | // SPI bus |
| wim | 32:59c4b8f648d4 | 1046 | SPI *_spi; |
| wim | 32:59c4b8f648d4 | 1047 | DigitalOut _cs; |
| wim | 32:59c4b8f648d4 | 1048 | |
| wim | 32:59c4b8f648d4 | 1049 | |
| wim | 32:59c4b8f648d4 | 1050 | // controlbyte to select between data and command. Internal value for serial bus only |
| wim | 32:59c4b8f648d4 | 1051 | char _controlbyte; |
| wim | 32:59c4b8f648d4 | 1052 | |
| wim | 32:59c4b8f648d4 | 1053 | //Backlight |
| wim | 32:59c4b8f648d4 | 1054 | DigitalOut *_bl; |
| wim | 32:59c4b8f648d4 | 1055 | }; |
| wim | 32:59c4b8f648d4 | 1056 | |
| wim | 32:59c4b8f648d4 | 1057 | //-------- End TextLCD_SPI_N_3_10 ---------- |
| wim | 32:59c4b8f648d4 | 1058 | #endif |
| wim | 32:59c4b8f648d4 | 1059 | |
| wim | 32:59c4b8f648d4 | 1060 | #if(0) |
| wim | 32:59c4b8f648d4 | 1061 | //Code not yet checked out on logic analyser. Not yet tested on hardware.. |
| wim | 32:59c4b8f648d4 | 1062 | |
| wim | 32:59c4b8f648d4 | 1063 | //------- Start TextLCD_SPI_N_3_16 --------- |
| wim | 32:59c4b8f648d4 | 1064 | |
| wim | 32:59c4b8f648d4 | 1065 | /** Create a TextLCD interface using a controller with native SPI3 16 bits interface |
| wim | 32:59c4b8f648d4 | 1066 | * |
| wim | 32:59c4b8f648d4 | 1067 | */ |
| wim | 32:59c4b8f648d4 | 1068 | class TextLCD_SPI_N_3_16 : public TextLCD_Base { |
| wim | 32:59c4b8f648d4 | 1069 | public: |
| wim | 32:59c4b8f648d4 | 1070 | /** Create a TextLCD interface using a controller with native SPI3 16 bits interface |
| wim | 32:59c4b8f648d4 | 1071 | * |
| wim | 32:59c4b8f648d4 | 1072 | * @param spi SPI Bus |
| wim | 32:59c4b8f648d4 | 1073 | * @param cs chip select pin (active low) |
| wim | 32:59c4b8f648d4 | 1074 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| wim | 32:59c4b8f648d4 | 1075 | * @param bl Backlight control line (optional, default = NC) |
| wim | 32:59c4b8f648d4 | 1076 | * @param ctrl LCD controller (default = PT6314) |
| wim | 32:59c4b8f648d4 | 1077 | */ |
| wim | 32:59c4b8f648d4 | 1078 | TextLCD_SPI_N_3_16(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = PT6314); |
| wim | 32:59c4b8f648d4 | 1079 | virtual ~TextLCD_SPI_N_3_16(void); |
| wim | 32:59c4b8f648d4 | 1080 | |
| wim | 32:59c4b8f648d4 | 1081 | private: |
| wim | 32:59c4b8f648d4 | 1082 | |
| wim | 32:59c4b8f648d4 | 1083 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 1084 | * Set the Enable pin. |
| wim | 32:59c4b8f648d4 | 1085 | */ |
| wim | 32:59c4b8f648d4 | 1086 | virtual void _setEnable(bool value); |
| wim | 32:59c4b8f648d4 | 1087 | |
| wim | 32:59c4b8f648d4 | 1088 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 1089 | * Set the RS pin (0 = Command, 1 = Data). |
| wim | 30:033048611c01 | 1090 | */ |
| wim | 30:033048611c01 | 1091 | virtual void _setRS(bool value); |
| wim | 30:033048611c01 | 1092 | |
| wim | 30:033048611c01 | 1093 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 30:033048611c01 | 1094 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 30:033048611c01 | 1095 | */ |
| wim | 30:033048611c01 | 1096 | virtual void _setBL(bool value); |
| wim | 30:033048611c01 | 1097 | |
| wim | 30:033048611c01 | 1098 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 30:033048611c01 | 1099 | * Set the databus value (4 bit). |
| wim | 30:033048611c01 | 1100 | */ |
| wim | 30:033048611c01 | 1101 | virtual void _setData(int value); |
| wim | 30:033048611c01 | 1102 | |
| wim | 30:033048611c01 | 1103 | /** Low level writes to LCD serial bus only (serial native) |
| wim | 30:033048611c01 | 1104 | */ |
| wim | 30:033048611c01 | 1105 | virtual void _writeByte(int value); |
| wim | 30:033048611c01 | 1106 | |
| wim | 30:033048611c01 | 1107 | // SPI bus |
| wim | 30:033048611c01 | 1108 | SPI *_spi; |
| wim | 30:033048611c01 | 1109 | DigitalOut _cs; |
| wim | 30:033048611c01 | 1110 | |
| wim | 30:033048611c01 | 1111 | // controlbyte to select between data and command. Internal value for serial bus only |
| wim | 30:033048611c01 | 1112 | char _controlbyte; |
| wim | 30:033048611c01 | 1113 | |
| wim | 30:033048611c01 | 1114 | //Backlight |
| wim | 30:033048611c01 | 1115 | DigitalOut *_bl; |
| wim | 30:033048611c01 | 1116 | }; |
| wim | 30:033048611c01 | 1117 | |
| wim | 32:59c4b8f648d4 | 1118 | //-------- End TextLCD_SPI_N_3_16 ---------- |
| wim | 30:033048611c01 | 1119 | #endif |
| wim | 30:033048611c01 | 1120 | |
| wim | 32:59c4b8f648d4 | 1121 | #if(1) |
| wim | 32:59c4b8f648d4 | 1122 | //Code to be checked out on logic analyser. Not yet tested on hardware.. |
| wim | 30:033048611c01 | 1123 | |
| wim | 32:59c4b8f648d4 | 1124 | //------- Start TextLCD_SPI_N_3_24 --------- |
| wim | 30:033048611c01 | 1125 | |
| wim | 32:59c4b8f648d4 | 1126 | /** Create a TextLCD interface using a controller with native SPI3 24 bits interface |
| wim | 32:59c4b8f648d4 | 1127 | * Note: lib uses SPI 8 bit mode |
| wim | 30:033048611c01 | 1128 | * |
| wim | 30:033048611c01 | 1129 | */ |
| wim | 32:59c4b8f648d4 | 1130 | class TextLCD_SPI_N_3_24 : public TextLCD_Base { |
| wim | 30:033048611c01 | 1131 | public: |
| wim | 32:59c4b8f648d4 | 1132 | /** Create a TextLCD interface using a controller with native SPI3 24 bits interface |
| wim | 32:59c4b8f648d4 | 1133 | * Note: lib uses SPI 8 bit mode |
| wim | 30:033048611c01 | 1134 | * |
| wim | 30:033048611c01 | 1135 | * @param spi SPI Bus |
| wim | 30:033048611c01 | 1136 | * @param cs chip select pin (active low) |
| wim | 30:033048611c01 | 1137 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| wim | 30:033048611c01 | 1138 | * @param bl Backlight control line (optional, default = NC) |
| wim | 32:59c4b8f648d4 | 1139 | * @param ctrl LCD controller (default = SSD1803) |
| wim | 30:033048611c01 | 1140 | */ |
| wim | 32:59c4b8f648d4 | 1141 | TextLCD_SPI_N_3_24(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = SSD1803_3V3); |
| wim | 32:59c4b8f648d4 | 1142 | virtual ~TextLCD_SPI_N_3_24(void); |
| wim | 30:033048611c01 | 1143 | |
| wim | 30:033048611c01 | 1144 | private: |
| wim | 30:033048611c01 | 1145 | |
| wim | 30:033048611c01 | 1146 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 30:033048611c01 | 1147 | * Set the Enable pin. |
| wim | 30:033048611c01 | 1148 | */ |
| wim | 30:033048611c01 | 1149 | virtual void _setEnable(bool value); |
| wim | 30:033048611c01 | 1150 | |
| wim | 30:033048611c01 | 1151 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 32:59c4b8f648d4 | 1152 | * Set the RS pin (0 = Command, 1 = Data). |
| wim | 30:033048611c01 | 1153 | */ |
| wim | 30:033048611c01 | 1154 | virtual void _setRS(bool value); |
| wim | 30:033048611c01 | 1155 | |
| wim | 30:033048611c01 | 1156 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 30:033048611c01 | 1157 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 30:033048611c01 | 1158 | */ |
| wim | 30:033048611c01 | 1159 | virtual void _setBL(bool value); |
| wim | 30:033048611c01 | 1160 | |
| wim | 30:033048611c01 | 1161 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 30:033048611c01 | 1162 | * Set the databus value (4 bit). |
| wim | 30:033048611c01 | 1163 | */ |
| wim | 30:033048611c01 | 1164 | virtual void _setData(int value); |
| wim | 30:033048611c01 | 1165 | |
| wim | 30:033048611c01 | 1166 | /** Low level writes to LCD serial bus only (serial native) |
| wim | 30:033048611c01 | 1167 | */ |
| wim | 30:033048611c01 | 1168 | virtual void _writeByte(int value); |
| wim | 30:033048611c01 | 1169 | |
| wim | 30:033048611c01 | 1170 | // SPI bus |
| wim | 30:033048611c01 | 1171 | SPI *_spi; |
| wim | 30:033048611c01 | 1172 | DigitalOut _cs; |
| wim | 30:033048611c01 | 1173 | |
| wim | 30:033048611c01 | 1174 | // controlbyte to select between data and command. Internal value for serial bus only |
| wim | 30:033048611c01 | 1175 | char _controlbyte; |
| wim | 30:033048611c01 | 1176 | |
| wim | 30:033048611c01 | 1177 | //Backlight |
| wim | 30:033048611c01 | 1178 | DigitalOut *_bl; |
| wim | 30:033048611c01 | 1179 | }; |
| wim | 30:033048611c01 | 1180 | |
| wim | 32:59c4b8f648d4 | 1181 | //-------- End TextLCD_SPI_N_3_24 ---------- |
| wim | 30:033048611c01 | 1182 | #endif |
| wim | 30:033048611c01 | 1183 | |
| wim | 30:033048611c01 | 1184 | |
| wim | 26:bd897a001012 | 1185 | //--------- Start TextLCD_I2C_N ----------- |
| wim | 26:bd897a001012 | 1186 | |
| wim | 26:bd897a001012 | 1187 | /** Create a TextLCD interface using a controller with native I2C interface |
| wim | 26:bd897a001012 | 1188 | * |
| wim | 26:bd897a001012 | 1189 | */ |
| wim | 26:bd897a001012 | 1190 | class TextLCD_I2C_N : public TextLCD_Base { |
| wim | 26:bd897a001012 | 1191 | public: |
| wim | 26:bd897a001012 | 1192 | /** Create a TextLCD interface using a controller with native I2C interface |
| wim | 26:bd897a001012 | 1193 | * |
| wim | 26:bd897a001012 | 1194 | * @param i2c I2C Bus |
| wim | 28:30fa94f7341c | 1195 | * @param deviceAddress I2C slave address (default = ST7032_SA = 0x7C) |
| wim | 26:bd897a001012 | 1196 | * @param type Sets the panel size/addressing mode (default = LCD16x2) |
| wim | 28:30fa94f7341c | 1197 | * @param bl Backlight control line (optional, default = NC) |
| wim | 26:bd897a001012 | 1198 | * @param ctrl LCD controller (default = ST7032_3V3) |
| wim | 26:bd897a001012 | 1199 | */ |
| wim | 28:30fa94f7341c | 1200 | TextLCD_I2C_N(I2C *i2c, char deviceAddress = ST7032_SA, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = ST7032_3V3); |
| wim | 26:bd897a001012 | 1201 | virtual ~TextLCD_I2C_N(void); |
| wim | 26:bd897a001012 | 1202 | |
| wim | 26:bd897a001012 | 1203 | private: |
| wim | 29:a3663151aa65 | 1204 | |
| wim | 29:a3663151aa65 | 1205 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 29:a3663151aa65 | 1206 | * Set the Enable pin. |
| wim | 29:a3663151aa65 | 1207 | */ |
| wim | 26:bd897a001012 | 1208 | virtual void _setEnable(bool value); |
| wim | 29:a3663151aa65 | 1209 | |
| wim | 29:a3663151aa65 | 1210 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 29:a3663151aa65 | 1211 | * Set the RS pin ( 0 = Command, 1 = Data). |
| wim | 29:a3663151aa65 | 1212 | */ |
| wim | 26:bd897a001012 | 1213 | virtual void _setRS(bool value); |
| wim | 29:a3663151aa65 | 1214 | |
| wim | 29:a3663151aa65 | 1215 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 29:a3663151aa65 | 1216 | * Set the BL pin (0 = Backlight Off, 1 = Backlight On). |
| wim | 29:a3663151aa65 | 1217 | */ |
| wim | 26:bd897a001012 | 1218 | virtual void _setBL(bool value); |
| wim | 29:a3663151aa65 | 1219 | |
| wim | 29:a3663151aa65 | 1220 | /** Implementation of pure Virtual Low level writes to LCD Bus (serial native) |
| wim | 29:a3663151aa65 | 1221 | * Set the databus value (4 bit). |
| wim | 29:a3663151aa65 | 1222 | */ |
| wim | 26:bd897a001012 | 1223 | virtual void _setData(int value); |
| wim | 29:a3663151aa65 | 1224 | |
| wim | 29:a3663151aa65 | 1225 | /** Low level writes to LCD serial bus only (serial native) |
| wim | 29:a3663151aa65 | 1226 | */ |
| wim | 26:bd897a001012 | 1227 | virtual void _writeByte(int value); |
| wim | 26:bd897a001012 | 1228 | |
| wim | 26:bd897a001012 | 1229 | //I2C bus |
| wim | 26:bd897a001012 | 1230 | I2C *_i2c; |
| wim | 26:bd897a001012 | 1231 | char _slaveAddress; |
| wim | 26:bd897a001012 | 1232 | |
| wim | 28:30fa94f7341c | 1233 | // controlbyte to select between data and command. Internal value for serial bus only |
| wim | 28:30fa94f7341c | 1234 | char _controlbyte; |
| wim | 28:30fa94f7341c | 1235 | |
| wim | 30:033048611c01 | 1236 | //Backlight |
| wim | 28:30fa94f7341c | 1237 | DigitalOut *_bl; |
| wim | 32:59c4b8f648d4 | 1238 | |
| wim | 32:59c4b8f648d4 | 1239 | |
| wim | 32:59c4b8f648d4 | 1240 | //Test |
| wim | 32:59c4b8f648d4 | 1241 | DigitalOut _ps; |
| wim | 32:59c4b8f648d4 | 1242 | |
| wim | 26:bd897a001012 | 1243 | }; |
| wim | 26:bd897a001012 | 1244 | |
| wim | 26:bd897a001012 | 1245 | //---------- End TextLCD_I2C_N ------------ |
| wim | 26:bd897a001012 | 1246 | |
| wim | 26:bd897a001012 | 1247 | |
| simon | 1:ac48b187213c | 1248 | #endif |