Change config file suit LCD used
Fork of TextLCD by
Diff: TextLCD_Config.h
- Revision:
- 38:cbe275b0b647
- Parent:
- 37:ce348c002929
- Child:
- 39:e9c2319de9c5
diff -r ce348c002929 -r cbe275b0b647 TextLCD_Config.h --- a/TextLCD_Config.h Sun Mar 29 13:08:03 2015 +0000 +++ b/TextLCD_Config.h Sat Apr 18 11:33:02 2015 +0000 @@ -5,6 +5,8 @@ * 2014, v03: WH, Added LCD_SPI_N_3_8 define for ST7070 * 2015, v04: WH, Added support for alternative fonttables (eg PCF21XX) * 2015, v05: WH, Clean up low-level _writeCommand() and _writeData(), Added support for alt fonttables (eg PCF21XX), Added ST7066_ACM for ACM1602 module, fixed contrast for ST7032 + * 2015, v06: WH, Performance improvement I2C portexpander + * 2015, v07: WH, Fixed Adafruit I2C/SPI portexpander pinmappings, fixed SYDZ Backlight * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal @@ -65,16 +67,30 @@ //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 + +//I2C bus expander (PCF8574/PCF8574A or MCP23008) interface +#define LCD_BUS_I2C_D4 (1 << 0) +#define LCD_BUS_I2C_D5 (1 << 1) +#define LCD_BUS_I2C_D6 (1 << 2) +#define LCD_BUS_I2C_D7 (1 << 3) +#define LCD_BUS_I2C_RS (1 << 4) +#define LCD_BUS_I2C_E (1 << 5) +#define LCD_BUS_I2C_E2 (1 << 6) +#define LCD_BUS_I2C_BL (1 << 7) -#define D_LCD_PIN_RW D_LCD_PIN_E2 +#define LCD_BUS_I2C_RW (1 << 6) + +//SPI bus expander (74595) interface, same as I2C +#define LCD_BUS_SPI_D4 LCD_BUS_I2C_D4 +#define LCD_BUS_SPI_D5 LCD_BUS_I2C_D5 +#define LCD_BUS_SPI_D6 LCD_BUS_I2C_D6 +#define LCD_BUS_SPI_D7 LCD_BUS_I2C_D7 +#define LCD_BUS_SPI_RS LCD_BUS_I2C_RS +#define LCD_BUS_SPI_E LCD_BUS_I2C_E +#define LCD_BUS_SPI_E2 LCD_BUS_I2C_E2 +#define LCD_BUS_SPI_BL LCD_BUS_I2C_BL + +#define LCD_BUS_SPI_RW LCD_BUS_I2C_RW //Select I2C Portexpander type (one option only) #define PCF8574 1 @@ -93,16 +109,33 @@ //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 +//Note: The pinmappings are different for the MCP23008 and the 74595! + +//I2C bus expander (MCP23008) interface +#define LCD_BUS_I2C_0 (1 << 0) +#define LCD_BUS_I2C_RS (1 << 1) +#define LCD_BUS_I2C_E (1 << 2) +#define LCD_BUS_I2C_D4 (1 << 3) +#define LCD_BUS_I2C_D5 (1 << 4) +#define LCD_BUS_I2C_D6 (1 << 5) +#define LCD_BUS_I2C_D7 (1 << 6) +#define LCD_BUS_I2C_BL (1 << 7) -#define D_LCD_PIN_E2 D_LCD_PIN_0 +#define LCD_BUS_I2C_E2 (1 << 0) +#define LCD_BUS_I2C_RW (1 << 0) + +//SPI bus expander (74595) interface +#define LCD_BUS_SPI_0 (1 << 0) +#define LCD_BUS_SPI_RS (1 << 1) +#define LCD_BUS_SPI_E (1 << 2) +#define LCD_BUS_SPI_D7 (1 << 3) +#define LCD_BUS_SPI_D6 (1 << 4) +#define LCD_BUS_SPI_D5 (1 << 5) +#define LCD_BUS_SPI_D4 (1 << 6) +#define LCD_BUS_SPI_BL (1 << 7) + +#define LCD_BUS_SPI_E2 (1 << 0) +#define LCD_BUS_SPI_RW (1 << 0) //Force I2C portexpander type #define PCF8574 0 @@ -127,16 +160,31 @@ //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 -#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 + +//I2C bus expander PCF8574 interface +#define LCD_BUS_I2C_RS (1 << 0) +#define LCD_BUS_I2C_RW (1 << 1) +#define LCD_BUS_I2C_E (1 << 2) +#define LCD_BUS_I2C_BL (1 << 3) +#define LCD_BUS_I2C_D4 (1 << 4) +#define LCD_BUS_I2C_D5 (1 << 5) +#define LCD_BUS_I2C_D6 (1 << 6) +#define LCD_BUS_I2C_D7 (1 << 7) + +#define LCD_BUS_I2C_E2 (1 << 1) -#define D_LCD_PIN_E2 D_LCD_PIN_RW +//SPI bus expander (74595) interface, same as I2C +#define LCD_BUS_SPI_RS LCD_BUS_I2C_RS +#define LCD_BUS_SPI_RW LCD_BUS_I2C_RW +#define LCD_BUS_SPI_E LCD_BUS_I2C_E +#define LCD_BUS_SPI_BL LCD_BUS_I2C_BL +#define LCD_BUS_SPI_D4 LCD_BUS_I2C_D4 +#define LCD_BUS_SPI_D5 LCD_BUS_I2C_D5 +#define LCD_BUS_SPI_D6 LCD_BUS_I2C_D6 +#define LCD_BUS_SPI_D7 LCD_BUS_I2C_D7 + +#define LCD_BUS_SPI_E2 LCD_BUS_I2C_E2 + //Force I2C portexpander type #define PCF8574 1 @@ -155,16 +203,30 @@ //Note: LCD RW pin must be kept LOW // E2 is not available on default 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 + +//I2C bus expander PCF8574 interface +#define LCD_BUS_I2C_RS (1 << 0) +#define LCD_BUS_I2C_RW (1 << 1) +#define LCD_BUS_I2C_E (1 << 2) +#define LCD_BUS_I2C_BL (1 << 3) +#define LCD_BUS_I2C_D4 (1 << 4) +#define LCD_BUS_I2C_D5 (1 << 5) +#define LCD_BUS_I2C_D6 (1 << 6) +#define LCD_BUS_I2C_D7 (1 << 7) -#define D_LCD_PIN_E2 D_LCD_PIN_RW +#define LCD_BUS_I2C_E2 (1 << 1) + +//SPI bus expander (74595) interface, same as I2C +#define LCD_BUS_SPI_RS LCD_BUS_I2C_RS +#define LCD_BUS_SPI_RW LCD_BUS_I2C_RW +#define LCD_BUS_SPI_E LCD_BUS_I2C_E +#define LCD_BUS_SPI_BL LCD_BUS_I2C_BL +#define LCD_BUS_SPI_D4 LCD_BUS_I2C_D4 +#define LCD_BUS_SPI_D5 LCD_BUS_I2C_D5 +#define LCD_BUS_SPI_D6 LCD_BUS_I2C_D6 +#define LCD_BUS_SPI_D7 LCD_BUS_I2C_D7 + +#define LCD_BUS_SPI_E2 LCD_BUS_I2C_E2 //Force I2C portexpander type #define PCF8574 1 @@ -183,16 +245,30 @@ //Note: LCD RW pin must be kept LOW // E2 is not available on default 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_D4 0 -#define D_LCD_PIN_D5 1 -#define D_LCD_PIN_D6 2 -#define D_LCD_PIN_D7 3 -#define D_LCD_PIN_EN 4 -#define D_LCD_PIN_RW 5 -#define D_LCD_PIN_RS 6 -#define D_LCD_PIN_BL 7 + +//I2C bus expander PCF8574 interface +#define LCD_BUS_I2C_D4 (1 << 0) +#define LCD_BUS_I2C_D5 (1 << 1) +#define LCD_BUS_I2C_D6 (1 << 2) +#define LCD_BUS_I2C_D7 (1 << 3) +#define LCD_BUS_I2C_E (1 << 4) +#define LCD_BUS_I2C_RW (1 << 5) +#define LCD_BUS_I2C_RS (1 << 6) +#define LCD_BUS_I2C_BL (1 << 7) -#define D_LCD_PIN_E2 D_LCD_PIN_RW +#define LCD_BUS_I2C_E2 (1 << 5) + +//SPI bus expander (74595) interface +#define LCD_BUS_SPI_D4 LCD_BUS_I2C_D4 +#define LCD_BUS_SPI_D5 LCD_BUS_I2C_D5 +#define LCD_BUS_SPI_D6 LCD_BUS_I2C_D6 +#define LCD_BUS_SPI_D7 LCD_BUS_I2C_D7 +#define LCD_BUS_SPI_E LCD_BUS_I2C_E +#define LCD_BUS_SPI_RW LCD_BUS_I2C_RW +#define LCD_BUS_SPI_RS LCD_BUS_I2C_RS +#define LCD_BUS_SPI_BL LCD_BUS_I2C_BL + +#define LCD_BUS_SPI_E2 LCD_BUS_I2C_E2 //Force I2C portexpander type #define PCF8574 1 @@ -204,47 +280,62 @@ #if (SYDZ==1) //Definitions for SYDZ Module mapping between serial port expander pins and LCD controller. -//Very similar to DFROBOT. This hardware uses PCF8574A and uses inverted Backlight control -//Slaveaddress may be set by switches (default 0x40). SDA/SCL has pullup Resistors onboard. +//Very similar to DFROBOT. This hardware uses PCF8574A. +//Slaveaddress may be set by switches (default 0x70). SDA/SCL has pullup Resistors onboard. //See ebay // //Note: LCD RW pin must be kept LOW // E2 is not available on default 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 +// BL is used to control backlight + +//I2C bus expander PCF8574A interface +#define LCD_BUS_I2C_RS (1 << 0) +#define LCD_BUS_I2C_RW (1 << 1) +#define LCD_BUS_I2C_E (1 << 2) +#define LCD_BUS_I2C_BL (1 << 3) +#define LCD_BUS_I2C_D4 (1 << 4) +#define LCD_BUS_I2C_D5 (1 << 5) +#define LCD_BUS_I2C_D6 (1 << 6) +#define LCD_BUS_I2C_D7 (1 << 7) -#define D_LCD_PIN_E2 D_LCD_PIN_RW +#define LCD_BUS_I2C_E2 (1 << 1) + +//SPI bus expander (74595) interface, same as I2C +#define LCD_BUS_SPI_RS LCD_BUS_I2C_RS +#define LCD_BUS_SPI_RW LCD_BUS_I2C_RW +#define LCD_BUS_SPI_E LCD_BUS_I2C_E +#define LCD_BUS_SPI_BL LCD_BUS_I2C_BL +#define LCD_BUS_SPI_D4 LCD_BUS_I2C_D4 +#define LCD_BUS_SPI_D5 LCD_BUS_I2C_D5 +#define LCD_BUS_SPI_D6 LCD_BUS_I2C_D6 +#define LCD_BUS_SPI_D7 LCD_BUS_I2C_D7 + +#define LCD_BUS_SPI_E2 LCD_BUS_I2C_E2 //Force I2C portexpander type #define PCF8574 1 #define MCP23008 0 //Force Inverted Backlight control -#define BACKLIGHT_INV 1 +#define BACKLIGHT_INV 0 #endif //Bitpattern Defines for I2C PCF8574/PCF8574A, MCP23008 and SPI 74595 Bus expanders //Don't change! -// -#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 LCD_BUS_I2C_MSK (LCD_BUS_I2C_D4 | LCD_BUS_I2C_D5 | LCD_BUS_I2C_D6 | LCD_BUS_I2C_D7) +#if (BACKLIGHT_INV == 1) +#define LCD_BUS_I2C_DEF (0x00 | LCD_BUS_I2C_BL) +#else +#define LCD_BUS_I2C_DEF 0x00 +#endif -#define D_LCD_BUS_MSK (D_LCD_D4 | D_LCD_D5 | D_LCD_D6 | D_LCD_D7) -#define D_LCD_BUS_DEF 0x00 +#define LCD_BUS_SPI_MSK (LCD_BUS_SPI_D4 | LCD_BUS_SPI_D5 | LCD_BUS_SPI_D6 | LCD_BUS_SPI_D7) +#if (BACKLIGHT_INV == 1) +#define LCD_BUS_SPI_DEF (0x00 | LCD_BUS_SPI_BL) +#else +#define LCD_BUS_SPI_DEF 0x00 +#endif + /* PCF8574/PCF8574A I2C portexpander slave address */ #define PCF8574_SA0 0x40