16*2Lcd Display
Dependents: CITY1082-i2c_master
Diff: TextLCD.h
- Revision:
- 30:033048611c01
- Parent:
- 29:a3663151aa65
- Child:
- 31:ef31cd8a00d1
--- a/TextLCD.h Tue Jun 17 17:41:47 2014 +0000 +++ b/TextLCD.h Sat Jun 28 14:27:32 2014 +0000 @@ -10,7 +10,7 @@ * 2014, v08: WH, Refactored in Base and Derived Classes to deal with mbed lib change regarding 'NC' defined DigitalOut pins * 2014, v09: WH/EO, Added Class for Native SPI controllers such as ST7032 * 2014, v10: WH, Added Class for Native I2C controllers such as ST7032i, Added support for MCP23008 I2C portexpander, Added support for Adafruit module - * 2014, v11: WH, Added support for native I2C controllers such as PCF21XX, improved the _initCtrl() method to deal with differences between all supported controllers + * 2014, v11: WH, Added support for native I2C controllers such as PCF21XX, Improved the _initCtrl() method to deal with differences between all supported controllers * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal @@ -38,7 +38,7 @@ /** A TextLCD interface for driving 4-bit HD44780-based LCDs * - * Currently supports 8x1, 8x2, 12x4, 16x1, 16x2, 16x4, 20x2, 20x4, 24x2, 24x4, 40x2 and 40x4 panels + * Currently supports 8x1, 8x2, 12x3, 12x4, 16x1, 16x2, 16x4, 20x2, 20x4, 24x1, 24x2, 24x4, 40x2 and 40x4 panels * Interface options include direct mbed pins, I2C portexpander (PCF8474/PCF8574A or MCP23008) or SPI bus shiftregister (74595). * Supports some controllers with native I2C or SP interface. Supports some controllers that provide internal DC/DC converters for VLCD or VLED. * @@ -74,7 +74,6 @@ #define ADAFRUIT 1 #define DFROBOT 0 - #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 @@ -163,107 +162,152 @@ #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 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 +#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 - +#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 +#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 +#define ST7032_SA 0x7C /* PCF21XX I2C slave address */ -#define PCF21XX_SA0 0x74 -#define PCF21XX_SA1 0x76 +#define PCF21XX_SA0 0x74 +#define PCF21XX_SA1 0x76 + +/* AIP31068 I2C slave address */ +#define AIP31068_SA 0x7C + +/* LCD Type information on Rows, Columns and Variant. This information is encoded in + * an int and used for the LCDType enumerators in order to simplify code maintenance */ +// Columns encoded in b7..b0 +#define LCD_T_COL_MSK 0x000000FF +#define LCD_T_C8 0x00000008 +#define LCD_T_C10 0x0000000A +#define LCD_T_C12 0x0000000C +#define LCD_T_C16 0x00000010 +#define LCD_T_C20 0x00000014 +#define LCD_T_C24 0x00000018 +#define LCD_T_C32 0x00000020 +#define LCD_T_C40 0x00000028 + +// Rows encoded in b15..b8 +#define LCD_T_ROW_MSK 0x0000FF00 +#define LCD_T_R1 0x00000100 +#define LCD_T_R2 0x00000200 +#define LCD_T_R3 0x00000300 +#define LCD_T_R4 0x00000400 + +// Addressing mode encoded in b19..b16 +#define LCD_T_ADR_MSK 0x000F0000 +#define LCD_T_A 0x00000000 /*Mode A (Default), 1, 2 or 4 line display */ +#define LCD_T_B 0x00010000 /*Mode B, Alternate 8x2 (actually 16x1 display) */ +#define LCD_T_C 0x00020000 /*Mode C, Alternate 16x1 (actually 8x2 display) */ +#define LCD_T_D 0x00030000 /*Mode D, Alternate 3 or 4 line display (12x4, 24x4) */ +#define LCD_T_D1 0x00040000 /*Mode D1, Alternate 3 or 4 line display (12x4, 24x4) */ +#define LCD_T_E 0x00050000 /*Mode E, 4x40 display (actually two 40x2) */ + +/* LCD Ctrl information on interface support and features. This information is encoded in + * an int and used for the LCDCtrl enumerators in order to simplify code maintenance */ +// Interface encoded in b31..b24 +#define LCD_C_BUS_MSK 0xFF000000 +#define LCD_C_PAR 0x01000000 /*Parallel 4 or 8 bit data, E pin */ +#define LCD_C_SPI3_9 0x02000000 /*SPI 3 line (MOSI, SCL, CS pins), 9 bits (RS + 8 Data) */ +#define LCD_C_SPI3_10 0x04000000 /*SPI 3 line (MOSI, SCL, CS pins), 10 bits (RS, RW + 8 Data) */ +#define LCD_C_SPI4 0x08000000 /*SPI 4 line (MOSI, SCL, CS, RS pin) */ +#define LCD_C_I2C 0x10000000 /*I2C (SDA, SCL pin) */ +// Features encoded in b23..b16 +#define LCD_C_FTR_MSK 0x00FF0000 +#define LCD_C_BST 0x00010000 /*Booster */ +#define LCD_C_CTR 0x00010000 /*Contrast Control */ +#define LCD_C_ICN 0x00020000 /*Icons */ /** Some sample User Defined Chars 5x7 dots */ -const char udc_ae[] = {0x00, 0x00, 0x1B, 0x05, 0x1F, 0x14, 0x1F, 0x00}; //æ -const char udc_0e[] = {0x00, 0x00, 0x0E, 0x13, 0x15, 0x19, 0x0E, 0x00}; //ø -const char udc_ao[] = {0x0E, 0x0A, 0x0E, 0x01, 0x0F, 0x11, 0x0F, 0x00}; //å -const char udc_AE[] = {0x0F, 0x14, 0x14, 0x1F, 0x14, 0x14, 0x17, 0x00}; //Æ -const char udc_0E[] = {0x0E, 0x13, 0x15, 0x15, 0x15, 0x19, 0x0E, 0x00}; //Ø -const char udc_Ao[] = {0x0E, 0x0A, 0x0E, 0x11, 0x1F, 0x11, 0x11, 0x00}; //Å -const char udc_PO[] = {0x04, 0x0A, 0x0A, 0x1F, 0x1B, 0x1B, 0x1F, 0x00}; //Padlock Open -const char udc_PC[] = {0x1C, 0x10, 0x08, 0x1F, 0x1B, 0x1B, 0x1F, 0x00}; //Padlock Closed +extern const char udc_ae[]; //æ +extern const char udc_0e[]; //ø +extern const char udc_ao[]; //å +extern const char udc_AE[]; //Æ +extern const char udc_0E[]; //Ø +extern const char udc_Ao[]; //Å +extern const char udc_PO[]; //Padlock Open +extern const char udc_PC[]; //Padlock Closed -const char udc_0[] = {0x18, 0x14, 0x12, 0x11, 0x12, 0x14, 0x18, 0x00}; // |> -const char udc_1[] = {0x03, 0x05, 0x09, 0x11, 0x09, 0x05, 0x03, 0x00}; // <| -const char udc_2[] = {0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00}; // | -const char udc_3[] = {0x14, 0x14, 0x14, 0x14, 0x14, 0x14, 0x14, 0x00}; // || -const char udc_4[] = {0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x00}; // ||| -const char udc_5[] = {0x00, 0x1f, 0x00, 0x1f, 0x00, 0x1f, 0x00, 0x00}; // = -const char udc_6[] = {0x15, 0x0a, 0x15, 0x0a, 0x15, 0x0a, 0x15, 0x00}; // checkerboard -const char udc_7[] = {0x10, 0x08, 0x04, 0x02, 0x01, 0x00, 0x10, 0x00}; // \ +extern const char udc_0[]; // |> +extern const char udc_1[]; // <| +extern const char udc_2[]; // | +extern const char udc_3[]; // || +extern const char udc_4[]; // ||| +extern const char udc_5[]; // = +extern const char udc_6[]; // checkerboard +extern const char udc_7[]; // \ -const char udc_degr[] = {0x06, 0x09, 0x09, 0x06, 0x00, 0x00, 0x00, 0x00}; // Degree symbol +extern const char udc_degr[]; // Degree symbol -const char udc_TM_T[] = {0x1F, 0x04, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00}; // Trademark T -const char udc_TM_M[] = {0x11, 0x1B, 0x15, 0x11, 0x00, 0x00, 0x00, 0x00}; // Trademark M +extern const char udc_TM_T[]; // Trademark T +extern const char udc_TM_M[]; // Trademark M -//const char udc_Bat_Hi[] = {0x0E, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00}; // Battery Full -//const char udc_Bat_Ha[] = {0x0E, 0x11, 0x13, 0x17, 0x1F, 0x1F, 0x1F, 0x00}; // Battery Half -//const char udc_Bat_Lo[] = {0x0E, 0x11, 0x11, 0x11, 0x11, 0x11, 0x1F, 0x00}; // Battery Low -const char udc_Bat_Hi[] = {0x0E, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00}; // Battery Full -const char udc_Bat_Ha[] = {0x0E, 0x11, 0x11, 0x1F, 0x1F, 0x1F, 0x1F, 0x00}; // Battery Half -const char udc_Bat_Lo[] = {0x0E, 0x11, 0x11, 0x11, 0x11, 0x1F, 0x1F, 0x00}; // Battery Low -const char udc_AC[] = {0x0A, 0x0A, 0x1F, 0x11, 0x0E, 0x04, 0x04, 0x00}; // AC Power +//extern const char udc_Bat_Hi[]; // Battery Full +//extern const char udc_Bat_Ha[]; // Battery Half +//extern const char udc_Bat_Lo[]; // Battery Low +extern const char udc_Bat_Hi[]; // Battery Full +extern const char udc_Bat_Ha[]; // Battery Half +extern const char udc_Bat_Lo[]; // Battery Low +extern const char udc_AC[]; // AC Power -//const char udc_smiley[] = {0x00, 0x0A, 0x00, 0x04, 0x11, 0x0E, 0x00, 0x00}; // Smiley -//const char udc_droopy[] = {0x00, 0x0A, 0x00, 0x04, 0x00, 0x0E, 0x11, 0x00}; // Droopey -//const char udc_note[] = {0x01, 0x03, 0x05, 0x09, 0x0B, 0x1B, 0x18, 0x00}; // Note +//extern const char udc_smiley[]; // Smiley +//extern const char udc_droopy[]; // Droopey +//extern const char udc_note[]; // Note -//const char udc_bar_1[] = {0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00}; // Bar 1 -//const char udc_bar_2[] = {0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x00}; // Bar 11 -//const char udc_bar_3[] = {0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x00}; // Bar 111 -//const char udc_bar_4[] = {0x17, 0x17, 0x17, 0x17, 0x17, 0x17, 0x17, 0x00}; // Bar 1111 -//const char udc_bar_5[] = {0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00}; // Bar 11111 +//extern const char udc_bar_1[]; // Bar 1 +//extern const char udc_bar_2[]; // Bar 11 +//extern const char udc_bar_3[]; // Bar 111 +//extern const char udc_bar_4[]; // Bar 1111 +//extern const char udc_bar_5[]; // Bar 11111 -//const char udc_ch_1[] = {0x1f, 0x00, 0x1f, 0x00, 0x1f, 0x00, 0x1f, 0x00}; // Hor bars 4 -//const char udc_ch_2[] = {0x00, 0x1f, 0x00, 0x1f, 0x00, 0x1f, 0x00, 0x1f}; // Hor bars 4 (inverted) -//const char udc_ch_3[] = {0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15}; // Ver bars 3 -//const char udc_ch_4[] = {0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a}; // Ver bars 3 (inverted) -//const char udc_ch_yr[] = {0x08, 0x0f, 0x12, 0x0f, 0x0a, 0x1f, 0x02, 0x02}; // Year (kana) -//const char udc_ch_mo[] = {0x0f, 0x09, 0x0f, 0x09, 0x0f, 0x09, 0x09, 0x13}; // Month (kana) -//const char udc_ch_dy[] = {0x1f, 0x11, 0x11, 0x1f, 0x11, 0x11, 0x11, 0x1F}; // Day (kana) -//const char udc_ch_mi[] = {0x0C, 0x0a, 0x11, 0x1f, 0x09, 0x09, 0x09, 0x13}; // minute (kana) - +//extern const char udc_ch_1[]; // Hor bars 4 +//extern const char udc_ch_2[]; // Hor bars 4 (inverted) +//extern const char udc_ch_3[]; // Ver bars 3 +//extern const char udc_ch_4[]; // Ver bars 3 (inverted) +//extern const char udc_ch_yr[]; // Year (kana) +//extern const char udc_ch_mo[]; // Month (kana) +//extern const char udc_ch_dy[]; // Day (kana) +//extern const char udc_ch_mi[]; // minute (kana) /** A TextLCD interface for driving 4-bit HD44780-based LCDs * @@ -276,6 +320,36 @@ /** LCD panel format */ enum LCDType { + LCD8x1 = (LCD_T_A | LCD_T_C8 | LCD_T_R1), /**< 8x1 LCD panel */ + LCD8x2 = (LCD_T_A | LCD_T_C8 | LCD_T_R2), /**< 8x2 LCD panel */ + LCD8x2B = (LCD_T_D | LCD_T_C8 | LCD_T_R2), /**< 8x2 LCD panel (actually 16x1) */ +// LCD12x1 = (LCD_T_A | LCD_T_C12 | LCD_T_R1), /**< 12x1 LCD panel */ + LCD12x2 = (LCD_T_A | LCD_T_C12 | LCD_T_R2), /**< 12x2 LCD panel */ + LCD12x3D = (LCD_T_D | LCD_T_C12 | LCD_T_R3), /**< 12x3 LCD panel, special mode PCF21XX */ + LCD12x3D1 = (LCD_T_D1 | LCD_T_C12 | LCD_T_R3), /**< 12x3 LCD panel, special mode PCF21XX */ + LCD12x4 = (LCD_T_A | LCD_T_C12 | LCD_T_R4), /**< 12x4 LCD panel */ + LCD12x4D = (LCD_T_B | LCD_T_C12 | LCD_T_R4), /**< 12x4 LCD panel, special mode PCF21XX */ + LCD16x1 = (LCD_T_A | LCD_T_C16 | LCD_T_R1), /**< 16x1 LCD panel */ + LCD16x1C = (LCD_T_C | LCD_T_C16 | LCD_T_R1), /**< 16x1 LCD panel (actually 8x2) */ + LCD16x2 = (LCD_T_A | LCD_T_C16 | LCD_T_R2), /**< 16x2 LCD panel (default) */ +// LCD16x2B = (LCD_T_B | LCD_T_C16 | LCD_T_R2), /**< 16x2 LCD panel, alternate addressing, wrong.. */ +// LCD16x3D = (LCD_T_D | LCD_T_C16 | LCD_T_R3), /**< 16x3 LCD panel, special mode ST7036 */ + LCD16x4 = (LCD_T_A | LCD_T_C16 | LCD_T_R4), /**< 16x4 LCD panel */ +// LCD20x1 = (LCD_T_A | LCD_T_C20 | LCD_T_R1), /**< 20x1 LCD panel */ + LCD20x2 = (LCD_T_A | LCD_T_C20 | LCD_T_R2), /**< 20x2 LCD panel */ + LCD20x4 = (LCD_T_A | LCD_T_C20 | LCD_T_R4), /**< 20x4 LCD panel */ + LCD24x1 = (LCD_T_A | LCD_T_C24 | LCD_T_R1), /**< 24x1 LCD panel */ + LCD24x2 = (LCD_T_A | LCD_T_C24 | LCD_T_R2), /**< 24x2 LCD panel */ + LCD24x4D = (LCD_T_D | LCD_T_C24 | LCD_T_R4), /**< 24x4 LCD panel, special mode KS0078 */ +// LCD40x1 = (LCD_T_A | LCD_T_C40 | LCD_T_R1), /**< 40x1 LCD panel */ + LCD40x2 = (LCD_T_A | LCD_T_C40 | LCD_T_R2), /**< 40x2 LCD panel */ + LCD40x4 = (LCD_T_E | LCD_T_C40 | LCD_T_R4) /**< 40x4 LCD panel, Two controller version */ + }; + + +#if(0) + /** LCD panel format */ + enum LCDType { LCD8x1, /**< 8x1 LCD panel */ LCD8x2, /**< 8x2 LCD panel */ LCD8x2B, /**< 8x2 LCD panel (actually 16x1) */ @@ -283,9 +357,11 @@ // LCD12x1B, /**< 12x1 LCD panel, special mode PCF21XX */ LCD12x2, /**< 12x2 LCD panel */ LCD12x3B, /**< 12x3 LCD panel, special mode PCF21XX */ +// LCD12x3C, /**< 12x3 LCD panel, special mode PCF21XX */ LCD12x4, /**< 12x4 LCD panel */ LCD12x4B, /**< 12x4 LCD panel, special mode PCF21XX */ LCD16x1, /**< 16x1 LCD panel (actually 8x2) */ +// LCD16x1B, /**< 16x1 LCD panel */ LCD16x2, /**< 16x2 LCD panel (default) */ LCD16x2B, /**< 16x2 LCD panel alternate addressing */ // LCD16x3B, /**< 16x3 LCD panel, special mode ST7036 */ @@ -296,22 +372,41 @@ LCD24x4B, /**< 24x4 LCD panel, special mode KS0078 */ LCD24x1, /**< 24x1 LCD panel */ LCD24x2, /**< 24x2 LCD panel */ +// LCD40x1, /**< 40x1 LCD panel */ LCD40x2, /**< 40x2 LCD panel */ LCD40x4 /**< 40x4 LCD panel, Two controller version */ }; +#endif + + /** LCD Controller Device */ + enum LCDCtrl { + HD44780 = 0, /**< HD44780 (default) */ + WS0010 = 1 | (LCD_C_SPI3_10 | LCD_C_BST), /**< WS0010 OLED Controller, 4/8 bit, SPI3 */ + ST7036 = 2 | (LCD_C_SPI4 | LCD_C_BST), /**< ST7036 3V3 with Booster, 4/8 bit, SPI4 */ + ST7032_3V3 = 3 | (LCD_C_SPI4 | LCD_C_I2C | LCD_C_BST), /**< ST7032 3V3 with Booster, 4/8 bit, SPI4, I2C */ + ST7032_5V = 4 | (LCD_C_SPI4 | LCD_C_I2C), /**< ST7032 5V no Booster, 4/8 bit, SPI4, I2C */ + KS0078 = 5, /**< KS0078 24x4 support, 4/8 bit */ + PCF2113_3V3 = 6 | (LCD_C_I2C | LCD_C_BST), /**< PCF2113 3V3 with Booster, 4/8 bit, I2C */ + PCF2116_3V3 = 7 | (LCD_C_I2C | LCD_C_BST), /**< PCF2116 3V3 with Booster, 4/8 bit, I2C */ +// PCF2116_5V = 8 | (LCD_C_I2C), /**< PCF2116 5V no Booster, 4/8 bit, I2C */ + AIP31068 = 9 | (LCD_C_SPI3_9 | LCD_C_I2C | LCD_C_BST) /**< AIP31068 I2C, SPI3 */ + }; + + +#if(0) /** LCD Controller Device */ enum LCDCtrl { HD44780, /**< HD44780 (default) */ - WS0010, /**< WS0010 OLED Controller, 4/8 bit */ + WS0010, /**< WS0010 OLED Controller, 4/8 bit, SPI */ ST7036, /**< ST7036 3V3 with Booster, 4/8 bit, SPI */ ST7032_3V3, /**< ST7032 3V3 with Booster, 4/8 bit, SPI, I2C */ ST7032_5V, /**< ST7032 5V no Booster, 4/8 bit, SPI, I2C */ - KS0078, /**< KS0078 24x3 support */ + KS0078, /**< KS0078 24x4 support, 4/8 bit */ PCF21XX_3V3, /**< PCF21XX 3V3 with Booster, 4/8 bit, I2C */ // PCF21XX_5V /**< PCF21XX 5V no Booster, 4/8 bit, I2C */ }; - +#endif /** LCD Cursor control */ enum LCDCursor { @@ -321,7 +416,6 @@ CurOn_BlkOn = 0x03 /**< Cursor On, Blinking Char On */ }; - /** LCD Display control */ enum LCDMode { DispOff = 0x00, /**< Display Off */ @@ -334,7 +428,6 @@ LightOn /**< Backlight On */ }; - #if DOXYGEN_ONLY /** Write a character to the LCD * @@ -357,15 +450,13 @@ */ void locate(int column, int row); - /** Return the memoryaddress of screen column and row location * * @param column The horizontal position from the left, indexed from 0 * @param row The vertical position from the top, indexed from 0 * @param return The memoryaddress of screen column and row location */ - int getAddress(int column, int row); - + int getAddress(int column, int row); /** Set the memoryaddress of screen column and row location * @@ -374,7 +465,6 @@ */ void setAddress(int column, int row); - /** Clear the screen and locate to 0,0 */ void cls(); @@ -397,7 +487,6 @@ */ void setCursor(LCDCursor cursorMode); - /** Set the Displaymode * * @param displayMode The Display mode (DispOff, DispOn) @@ -410,7 +499,6 @@ */ void setBacklight(LCDBacklight backlightMode); - /** Set User Defined Characters * * @param unsigned char c The Index of the UDC (0..7) @@ -419,7 +507,7 @@ void setUDC(unsigned char c, char *udc_data); //test - void _initCtrl(); +// void _initCtrl(); protected: @@ -437,7 +525,6 @@ * @param ctrl LCD controller (default = HD44780) */ TextLCD_Base(LCDType type = LCD16x2, LCDCtrl ctrl = HD44780); - // Stream implementation functions virtual int _putc(int value); @@ -449,7 +536,7 @@ /** Low level initialisation method for LCD controller */ -// void _initCtrl(); + void _initCtrl(); /** Low level character address set method */ @@ -467,7 +554,6 @@ */ void _setCursorAndDisplayMode(LCDMode displayMode, LCDCursor cursorType); - /** Low level nibble write operation to LCD controller (serial or parallel) */ void _writeNibble(int value); @@ -482,7 +568,6 @@ */ void _writeData(int data); - /** Pure Virtual Low level writes to LCD Bus (serial or parallel) * Set the Enable pin. */ @@ -510,7 +595,10 @@ //Display type LCDType _type; - + int _nr_cols; + int _nr_rows; + int _addr_mode; + //Display mode LCDMode _currentMode; @@ -549,7 +637,6 @@ */ 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); - /** Destruct a TextLCD interface for using regular mbed pins * * @param none @@ -633,8 +720,7 @@ * Set the databus value (4 bit). */ virtual void _setData(int value); - - + /** Write data to MCP23008 I2C portexpander * @param reg register to write * @param value data to write @@ -648,18 +734,14 @@ char _slaveAddress; // Internal bus mirror value for serial bus only - char _lcd_bus; - + char _lcd_bus; }; - //---------- End TextLCD_I2C ------------ - //--------- Start TextLCD_SPI ----------- - /** Create a TextLCD interface using an SPI 74595 portexpander * */ @@ -674,7 +756,6 @@ */ TextLCD_SPI(SPI *spi, PinName cs, LCDType type = LCD16x2, LCDCtrl ctrl = HD44780); - private: /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander) @@ -712,21 +793,19 @@ // Internal bus mirror value for serial bus only char _lcd_bus; - }; //---------- End TextLCD_SPI ------------ - //--------- Start TextLCD_SPI_N ----------- -/** Create a TextLCD interface using a controller with native SPI interface +/** Create a TextLCD interface using a controller with native SPI4 interface * */ class TextLCD_SPI_N : public TextLCD_Base { public: - /** Create a TextLCD interface using a controller with native SPI interface + /** Create a TextLCD interface using a controller with native SPI4 interface * * @param spi SPI Bus * @param cs chip select pin (active low) @@ -763,19 +842,147 @@ /** Low level writes to LCD serial bus only (serial native) */ virtual void _writeByte(int value); - // SPI bus SPI *_spi; DigitalOut _cs; DigitalOut _rs; + +//Backlight DigitalOut *_bl; - }; //---------- End TextLCD_SPI_N ------------ +#if(0) +//Code checked out on logic analyser. Not yet tested on hardware.. + +//------- Start TextLCD_SPI_N_3_9 --------- + +/** Create a TextLCD interface using a controller with native SPI3 9 bits interface + * Note: current mbed libs only support SPI 9 bit mode for NXP platforms + * + */ +class TextLCD_SPI_N_3_9 : public TextLCD_Base { +public: + /** Create a TextLCD interface using a controller with native SPI3 9 bits interface + * Note: current mbed libs only support SPI 9 bit mode for NXP platforms + * + * @param spi SPI Bus + * @param cs chip select pin (active low) + * @param type Sets the panel size/addressing mode (default = LCD16x2) + * @param bl Backlight control line (optional, default = NC) + * @param ctrl LCD controller (default = AIP31068) + */ + TextLCD_SPI_N_3_9(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = AIP31068); + virtual ~TextLCD_SPI_N_3_9(void); + +private: + +/** Implementation of pure Virtual Low level writes to LCD Bus (serial native) + * Set the Enable pin. + */ + virtual void _setEnable(bool value); + +/** Implementation of pure Virtual Low level writes to LCD Bus (serial native) + * Set the RS pin ( 0 = Command, 1 = Data). + */ + virtual void _setRS(bool value); + +/** Implementation of pure Virtual Low level writes to LCD Bus (serial native) + * Set the BL pin (0 = Backlight Off, 1 = Backlight On). + */ + virtual void _setBL(bool value); + +/** Implementation of pure Virtual Low level writes to LCD Bus (serial native) + * Set the databus value (4 bit). + */ + virtual void _setData(int value); + +/** Low level writes to LCD serial bus only (serial native) + */ + virtual void _writeByte(int value); + +// SPI bus + SPI *_spi; + DigitalOut _cs; + +// controlbyte to select between data and command. Internal value for serial bus only + char _controlbyte; + +//Backlight + DigitalOut *_bl; +}; + +//-------- End TextLCD_SPI_N_3_9 ---------- +#endif + + +#if(0) +//Code checked out on logic analyser. Not yet tested on hardware.. + +//------- Start TextLCD_SPI_N_3_10 --------- + +/** Create a TextLCD interface using a controller with native SPI3 10 bits interface + * Note: current mbed libs only support SPI 10 bit mode for NXP platforms + * + */ +class TextLCD_SPI_N_3_10 : public TextLCD_Base { +public: + /** Create a TextLCD interface using a controller with native SPI3 10 bits interface + * Note: current mbed libs only support SPI 10 bit mode for NXP platforms + * + * @param spi SPI Bus + * @param cs chip select pin (active low) + * @param type Sets the panel size/addressing mode (default = LCD16x2) + * @param bl Backlight control line (optional, default = NC) + * @param ctrl LCD controller (default = AIP31068) + */ + TextLCD_SPI_N_3_10(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = AIP31068); + virtual ~TextLCD_SPI_N_3_10(void); + +private: + +/** Implementation of pure Virtual Low level writes to LCD Bus (serial native) + * Set the Enable pin. + */ + virtual void _setEnable(bool value); + +/** Implementation of pure Virtual Low level writes to LCD Bus (serial native) + * Set the RS pin ( 0 = Command, 1 = Data). + */ + virtual void _setRS(bool value); + +/** Implementation of pure Virtual Low level writes to LCD Bus (serial native) + * Set the BL pin (0 = Backlight Off, 1 = Backlight On). + */ + virtual void _setBL(bool value); + +/** Implementation of pure Virtual Low level writes to LCD Bus (serial native) + * Set the databus value (4 bit). + */ + virtual void _setData(int value); + +/** Low level writes to LCD serial bus only (serial native) + */ + virtual void _writeByte(int value); + +// SPI bus + SPI *_spi; + DigitalOut _cs; + +// controlbyte to select between data and command. Internal value for serial bus only + char _controlbyte; + +//Backlight + DigitalOut *_bl; +}; + +//-------- End TextLCD_SPI_N_3_10 ---------- +#endif + + //--------- Start TextLCD_I2C_N ----------- /** Create a TextLCD interface using a controller with native I2C interface @@ -820,7 +1027,6 @@ */ virtual void _writeByte(int value); - //I2C bus I2C *_i2c; char _slaveAddress; @@ -828,6 +1034,7 @@ // controlbyte to select between data and command. Internal value for serial bus only char _controlbyte; +//Backlight DigitalOut *_bl; };