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Diff: TextLCD_Config.h
- Revision:
- 34:e5a0dcb43ecc
- Child:
- 35:311be6444a39
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TextLCD_Config.h Sat Sep 27 12:38:27 2014 +0000 @@ -0,0 +1,253 @@ +/* mbed TextLCD Library, for a 4-bit LCD based on HD44780 + * Copyright (c) 2014, WH + * 2014, v01: WH, Extracted from TextLCD.h as of v14 + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#ifndef MBED_TEXTLCDCONFIG_H +#define MBED_TEXTLCDCONFIG_H + + +//Select hardware interface options to reduce memory footprint (multiple options allowed) +#define LCD_I2C 1 /* I2C Expander PCF8574/MCP23008 */ +#define LCD_SPI 1 /* SPI Expander SN74595 */ +#define LCD_I2C_N 1 /* Native I2C bus */ +#define LCD_SPI_N_3_9 1 /* Native SPI bus */ +#define LCD_SPI_N_3_10 1 /* Native SPI bus */ +#define LCD_SPI_N_3_16 1 /* Native SPI bus */ +#define LCD_SPI_N_3_24 1 /* Native SPI bus */ +#define LCD_SPI_N_4 1 /* Native SPI bus */ + +//Select options to reduce memory footprint (multiple options allowed) +#define LCD_UDC 1 /* Enable predefined UDC example*/ +#define LCD_PRINTF 1 /* Enable Stream implementation */ + +//Pin Defines for I2C PCF8574/PCF8574A or MCP23008 and SPI 74595 bus expander interfaces +//LCD and serial portexpanders should be wired accordingly +// +//Select Hardware module (one option only) +#define DEFAULT 1 +#define ADAFRUIT 0 +#define DFROBOT 0 + +//Select Hardware module (one option only) +#if (DEFAULT==1) +//Definitions for default (WH) mapping between serial port expander pins and LCD controller +//This hardware supports the I2C bus expander (PCF8574/PCF8574A or MCP23008) and SPI bus expander (74595) interfaces +//See https://mbed.org/cookbook/Text-LCD-Enhanced +// +//Note: LCD RW pin must be connected to GND +// E2 is used for LCD40x4 (second controller) +// BL may be used to control backlight +#define D_LCD_PIN_D4 0 +#define D_LCD_PIN_D5 1 +#define D_LCD_PIN_D6 2 +#define D_LCD_PIN_D7 3 +#define D_LCD_PIN_RS 4 +#define D_LCD_PIN_E 5 +#define D_LCD_PIN_E2 6 +#define D_LCD_PIN_BL 7 + +#define D_LCD_PIN_RW D_LCD_PIN_E2 + +//Select I2C Portexpander type (one option only) +#define PCF8574 1 +#define MCP23008 0 +#endif + +#if (ADAFRUIT==1) +//Definitions for Adafruit i2cspilcdbackpack mapping between serial port expander pins and LCD controller +//This hardware supports both an I2C expander (MCP23008) and an SPI expander (74595) selectable by a jumper. +//See http://www.ladyada.net/products/i2cspilcdbackpack +// +//Note: LCD RW pin must be kept LOW +// E2 is not available on this hardware and so it does not support LCD40x4 (second controller) +// BL is used to control backlight +#define D_LCD_PIN_0 0 +#define D_LCD_PIN_RS 1 +#define D_LCD_PIN_E 2 +#define D_LCD_PIN_D4 3 +#define D_LCD_PIN_D5 4 +#define D_LCD_PIN_D6 5 +#define D_LCD_PIN_D7 6 +#define D_LCD_PIN_BL 7 + +#define D_LCD_PIN_E2 D_LCD_PIN_0 + +//Force I2C portexpander type +#define PCF8574 0 +#define MCP23008 1 +#endif + +#if (DFROBOT==1) +//Definitions for DFROBOT LCD2004 Module mapping between serial port expander pins and LCD controller +//This hardware uses PCF8574 and is different from earlier/different Arduino I2C LCD displays +//See http://arduino-info.wikispaces.com/LCD-Blue-I2C +// +//Note: LCD RW pin must be kept LOW +// E2 is not available on default Arduino hardware and so it does not support LCD40x4 (second controller) +// BL is used to control backlight, reverse logic: Low turns on Backlight. This is handled in setBacklight() +#define D_LCD_PIN_RS 0 +#define D_LCD_PIN_RW 1 +#define D_LCD_PIN_E 2 +#define D_LCD_PIN_BL 3 +#define D_LCD_PIN_D4 4 +#define D_LCD_PIN_D5 5 +#define D_LCD_PIN_D6 6 +#define D_LCD_PIN_D7 7 + +#define D_LCD_PIN_E2 D_LCD_PIN_RW + +//Force I2C portexpander type +#define PCF8574 1 +#define MCP23008 0 +#endif + + +//Bitpattern Defines for I2C PCF8574/PCF8574A, MCP23008 and SPI 74595 Bus expanders +// +#define D_LCD_D4 (1<<D_LCD_PIN_D4) +#define D_LCD_D5 (1<<D_LCD_PIN_D5) +#define D_LCD_D6 (1<<D_LCD_PIN_D6) +#define D_LCD_D7 (1<<D_LCD_PIN_D7) +#define D_LCD_RS (1<<D_LCD_PIN_RS) +#define D_LCD_E (1<<D_LCD_PIN_E) +#define D_LCD_E2 (1<<D_LCD_PIN_E2) +#define D_LCD_BL (1<<D_LCD_PIN_BL) +//#define D_LCD_RW (1<<D_LCD_PIN_RW) + +#define D_LCD_BUS_MSK (D_LCD_D4 | D_LCD_D5 | D_LCD_D6 | D_LCD_D7) +#define D_LCD_BUS_DEF 0x00 + +/* PCF8574/PCF8574A I2C portexpander slave address */ +#define PCF8574_SA0 0x40 +#define PCF8574_SA1 0x42 +#define PCF8574_SA2 0x44 +#define PCF8574_SA3 0x46 +#define PCF8574_SA4 0x48 +#define PCF8574_SA5 0x4A +#define PCF8574_SA6 0x4C +#define PCF8574_SA7 0x4E + +#define PCF8574A_SA0 0x70 +#define PCF8574A_SA1 0x72 +#define PCF8574A_SA2 0x74 +#define PCF8574A_SA3 0x76 +#define PCF8574A_SA4 0x78 +#define PCF8574A_SA5 0x7A +#define PCF8574A_SA6 0x7C +#define PCF8574A_SA7 0x7E + +/* MCP23008 I2C portexpander slave address */ +#define MCP23008_SA0 0x40 +#define MCP23008_SA1 0x42 +#define MCP23008_SA2 0x44 +#define MCP23008_SA3 0x46 +#define MCP23008_SA4 0x48 +#define MCP23008_SA5 0x4A +#define MCP23008_SA6 0x4C +#define MCP23008_SA7 0x4E + +/* MCP23008 I2C portexpander internal registers */ +#define IODIR 0x00 +#define IPOL 0x01 +#define GPINTEN 0x02 +#define DEFVAL 0x03 +#define INTCON 0x04 +#define IOCON 0x05 +#define GPPU 0x06 +#define INTF 0x07 +#define INTCAP 0x08 +#define GPIO 0x09 +#define OLAT 0x0A + +/* ST7032i I2C slave address */ +#define ST7032_SA 0x7C + +/* ST7036i I2C slave address */ +#define ST7036_SA0 0x78 +#define ST7036_SA1 0x7A +#define ST7036_SA2 0x7C +#define ST7036_SA3 0x7E + +/* PCF21XX I2C slave address */ +#define PCF21XX_SA0 0x74 +#define PCF21XX_SA1 0x76 + +/* AIP31068 I2C slave address */ +#define AIP31068_SA 0x7C + +/* SSD1803 I2C slave address */ +#define SSD1803_SA0 0x78 +#define SSD1803_SA1 0x7A + +/* US2066/SSD1311 I2C slave address */ +#define US2066_SA0 0x78 +#define US2066_SA1 0x7A + +/* AC780 I2C slave address */ +#define AC780_SA0 0x78 +#define AC780_SA1 0x7A +#define AC780_SA2 0x7C +#define AC780_SA3 0x7E + +//Some native I2C controllers dont support ACK. Set define to '0' to allow code to proceed even without ACK +//#define LCD_I2C_ACK 0 +#define LCD_I2C_ACK 1 + + +// Contrast setting, 6 significant bits (only supported for controllers with extended features) +// Voltage Multiplier setting, 2 or 3 significant bits (only supported for controllers with extended features) +#define LCD_DEF_CONTRAST 0x20 + +//ST7032 EastRising ERC1602FS-4 display +//Contrast setting 6 significant bits +//Voltage Multiplier setting 3 significant bits +#define LCD_ST7032_CONTRAST 0x18 +#define LCD_ST7032_RAB 0x04 + +//ST7036 EA DOGM1603 display +//Contrast setting 6 significant bits +//Voltage Multiplier setting 3 significant bits +#define LCD_ST7036_CONTRAST 0x28 +#define LCD_ST7036_RAB 0x04 + +//SSD1803 EA DOGM204 display +//Contrast setting 6 significant bits +//Voltage Multiplier setting 3 significant bits +#define LCD_SSD1_CONTRAST 0x28 +#define LCD_SSD1_RAB 0x06 + +//US2066/SSD1311 EastRising ER-OLEDM2002-4 display +//Contrast setting 8 significant bits, use 6 for compatibility +#define LCD_US20_CONTRAST 0x3F +//#define LCD_US20_CONTRAST 0x1F + +//PCF2113, PCF2119 display +//Contrast setting 6 significant bits +//Voltage Multiplier setting 2 significant bits +#define LCD_PCF2_CONTRAST 0x20 +#define LCD_PCF2_S12 0x02 + +//PT6314 VFD display +//Contrast setting 2 significant bits, use 6 for compatibility +#define LCD_PT63_CONTRAST 0x3F + + +#endif //MBED_TEXTLCDCONFIG_H \ No newline at end of file