Joachim Andersen
1
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;
};