C.Dupaty 03-2018 test on NUCLEO STM32-F411RE LCD 2x16, I2C interface Chinese model, adress I2C=0x4E (search on AliExpress for IIC/I2C 1602 Module) Important ! configure in TextLCD_Config.h : Valid only one of the lines : #define DFROBOT 0 // chinese OK #define YWROBOT 0 // chinese 0K #define SYDZ 1 // chinese OK Font is the same as http://www.farnell.com/datasheets/2362518.pdf

Fork of TextLCD by Wim Huiskamp

/* Hello World! for the TextLCD Enhanced Library C.Dupaty 03-2018 test on NUCLEO STM32-F411RE LCD 2x16, I2C interface Chinese model, adress I2C=0x4E (search on AliExpress for IIC/I2C 1602 Module) Important ! configure in TextLCD_Config.h : Valid only one of the lines :

  1. define DFROBOT 0 chinese OK
  2. define YWROBOT 0 chinese 0K
  3. define SYDZ 1 chinese OK Font is the same as http://www.farnell.com/datasheets/2362518.pdf
  • /
Revision:
32:59c4b8f648d4
Parent:
31:ef31cd8a00d1
Child:
33:900a94bc7585
--- a/TextLCD.h	Sun Jun 29 14:55:50 2014 +0000
+++ b/TextLCD.h	Fri Aug 22 19:50:49 2014 +0000
@@ -11,6 +11,7 @@
  *               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, 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) 
  *
  * 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 +39,7 @@
 
 /** A TextLCD interface for driving 4-bit HD44780-based LCDs
  *
- * Currently supports 8x1, 8x2, 12x3, 12x4, 16x1, 16x2, 16x4, 20x2, 20x4, 24x1, 24x2, 24x4, 40x2 and 40x4 panels
+ * Currently supports 8x1, 8x2, 12x3, 12x4, 16x1, 16x2, 16x3, 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. 
  *
@@ -204,9 +205,15 @@
 #define OLAT           0x0A
 
 
-/* ST7032I I2C slave address */
+/* 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
@@ -214,10 +221,24 @@
 /* AIP31068 I2C slave address */
 #define AIP31068_SA    0x7C
 
+/* SSD1803 I2C slave address */
+#define SSD1803_SA0    0x78
+#define SSD1803_SA1    0x7A
+
+/* US2066 I2C slave address */
+#define US2066_SA0     0x78
+#define US2066_SA1     0x7A
+
+
+//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
+
 /* 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_C6       0x00000006
 #define LCD_T_C8       0x00000008
 #define LCD_T_C10      0x0000000A
 #define LCD_T_C12      0x0000000C
@@ -236,37 +257,82 @@
   
 // 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)           */
+#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, 20x4, 24x4)     */
+#define LCD_T_D1       0x00040000  /*Mode D1, Alternate 3 out of 4 line display (12x3, 20x3, 24x3) */
+#define LCD_T_E        0x00050000  /*Mode E,  40x4 display (actually two 40x2)                     */
+#define LCD_T_F        0x00060000  /*Mode F,  16x3 display (actually 24x2)                         */
+#define LCD_T_G        0x00070000  /*Mode G,  16x3 display                                         */
 
 /* 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_PAR      0x01000000  /*Parallel 4 or 8 bit data, E pin, RS pin, RW=GND            */
 #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)                                         */
+#define LCD_C_SPI3_16  0x08000000  /*SPI 3 line (MOSI, SCL, CS pins), 16 bits (RS, RW + 8 Data) */
+#define LCD_C_SPI3_24  0x10000000  /*SPI 3 line (MOSI, SCL, CS pins), 24 bits (RS, RW + 8 Data) */
+#define LCD_C_SPI4     0x20000000  /*SPI 4 line (MOSI, SCL, CS, RS pin), RS pin + 8 Data        */
+#define LCD_C_I2C      0x40000000  /*I2C (SDA, SCL pin), 8 control bits (Co, RS, RW) + 8 Data   */
 // 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               */
+#define LCD_C_CTR      0x00020000  /*Contrast Control    */
+#define LCD_C_ICN      0x00040000  /*Icons               */
+#define LCD_C_PDN      0x00080000  /*Power Down          */
+
+
+// Contrast setting, 5 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 display
+//ST7036 EA DOGM163 display
+//Contrast setting 5 significant bits
+//Voltage Multiplier setting 3 significant bits
+#define LCD_ST7032_CONTRAST 0x18
+#define LCD_ST7032_RAB      0x04
+
+#define LCD_ST7036_CONTRAST 0x28
+#define LCD_ST7036_RAB      0x04
+
+
+//SSD1803 EA DOGM204 display
+//Contrast setting 5 significant bits
+//Voltage Multiplier setting 3 significant bits
+#define LCD_SSD1_CONTRAST   0x28
+#define LCD_SSD1_RAB        0x06
+
+
+//PCF2113, PCF2119 display
+//Contrast setting 5 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
+#define LCD_PT63_CONTRAST   0x00
 
 /** Some sample User Defined Chars 5x7 dots */
-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
+//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
+
+//extern const char udc_alpha[];  //alpha
+//extern const char udc_ohm[];    //ohm
+//extern const char udc_sigma[];  //sigma
+//extern const char udc_pi[];     //pi
+//extern const char udc_root[];   //root
+
 
 extern const char udc_0[];       // |>
 extern const char udc_1[];       // <|
@@ -308,6 +374,8 @@
 //extern const char udc_ch_mo[];   // Month  (kana)
 //extern const char udc_ch_dy[];   // Day    (kana)
 //extern const char udc_ch_mi[];   // minute (kana)
+extern const char udc_None[]; 
+extern const char udc_All[];
 
 /** A TextLCD interface for driving 4-bit HD44780-based LCDs
  *
@@ -320,6 +388,8 @@
 
     /** LCD panel format */
     enum LCDType {
+//        LCD6x1     = (LCD_T_A | LCD_T_C6 | LCD_T_R1),     /**<  6x1 LCD panel */          
+//        LCD6x2     = (LCD_T_A | LCD_T_C6 | LCD_T_R2),     /**<  6x2 LCD panel */          
         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) */                  
@@ -327,20 +397,34 @@
         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 */                                          
+//        LCD12x3G   = (LCD_T_G | LCD_T_C12 | LCD_T_R3),    /**< 12x3 LCD panel, special mode ST7036 */                                      
         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 */                
+        LCD16x3D   = (LCD_T_D | LCD_T_C16 | LCD_T_R3),    /**< 16x3 LCD panel, special mode SSD1803 */                      
+//        LCD16x3D1  = (LCD_T_D1 | LCD_T_C16 | LCD_T_R3),   /**< 16x3 LCD panel, special mode SSD1803 */                
+        LCD16x3F   = (LCD_T_F | LCD_T_C16 | LCD_T_R3),    /**< 16x3 LCD panel (actually 24x2) */                
+        LCD16x3G   = (LCD_T_G | 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 */        
+//        LCD16x4D   = (LCD_T_D | LCD_T_C16 | LCD_T_R4),    /**< 16x4 LCD panel, special mode SSD1803 */                
 //        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 */
+//        LCD20x3    = (LCD_T_A | LCD_T_C20 | LCD_T_R3),    /**< 20x3 LCD panel */                        
+//        LCD20x3D   = (LCD_T_D | LCD_T_C20 | LCD_T_R3),    /**< 20x3 LCD panel, special mode SSD1803 */                        
+//        LCD20x3D1  = (LCD_T_D1 | LCD_T_C20 | LCD_T_R3),   /**< 20x3 LCD panel, special mode SSD1803 */                        
         LCD20x4    = (LCD_T_A | LCD_T_C20 | LCD_T_R4),    /**< 20x4 LCD panel */
+        LCD20x4D   = (LCD_T_D | LCD_T_C20 | LCD_T_R4),    /**< 20x4 LCD panel, special mode SSD1803 */                        
         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 */        
+//        LCD24x3D   = (LCD_T_D | LCD_T_C24 | LCD_T_R3),    /**< 24x3 LCD panel */                
+//        LCD24x3D1  = (LCD_T_D | LCD_T_C24 | LCD_T_R3),    /**< 24x3 LCD panel */                        
         LCD24x4D   = (LCD_T_D | LCD_T_C24 | LCD_T_R4),    /**< 24x4 LCD panel, special mode KS0078 */                                                          
+//        LCD32x1    = (LCD_T_A | LCD_T_C32 | LCD_T_R1),    /**< 32x1 LCD panel */                
+//        LCD32x2    = (LCD_T_A | LCD_T_C32 | LCD_T_R2),    /**< 32x2 LCD panel */                        
+//        LCD32x4    = (LCD_T_A | LCD_T_C32 | LCD_T_R4),    /**< 32x4 LCD panel */                        
 //        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 */                        
@@ -349,16 +433,23 @@
 
     /** 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                           */                           
+        HD44780     = 0 |  LCD_C_PAR,                                                                    /**<  HD44780 or full equivalent (default)         */    
+        WS0010      = 1 | (LCD_C_PAR | LCD_C_SPI3_10 | LCD_C_BST),                                       /**<  WS0010  OLED Controller, 4/8 bit, SPI3       */    
+        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 */   
+        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    */   
+        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 */   
+        ST7032_5V   = 5 | (LCD_C_PAR | LCD_C_SPI4    | LCD_C_I2C | LCD_C_CTR),                           /**<  ST7032  5V no Booster, 4/8 bit, SPI4, I2C    */           
+        KS0078      = 6 | (LCD_C_PAR | LCD_C_SPI3_24),                                                   /**<  KS0078  24x4 support, 4/8 bit, SPI3          */                   
+        PCF2113_3V3 = 7 | (LCD_C_PAR | LCD_C_I2C     | LCD_C_BST | LCD_C_CTR),                           /**<  PCF2113 3V3 with Booster, 4/8 bit, I2C       */                           
+        PCF2116_3V3 = 8 | (LCD_C_PAR | LCD_C_I2C     | LCD_C_BST),                                       /**<  PCF2116 3V3 with Booster, 4/8 bit, I2C       */                           
+        PCF2116_5V  = 9 | (LCD_C_PAR | LCD_C_I2C),                                                       /**<  PCF2116 5V no Booster, 4/8 bit, I2C          */        
+        PCF2119_3V3 = 10 | (LCD_C_PAR | LCD_C_I2C     | LCD_C_BST | LCD_C_CTR),                          /**<  PCF2119 3V3 with Booster, 4/8 bit, I2C       */                           
+//        PCF2119_5V  = 11 | (LCD_C_PAR | LCD_C_I2C),                                                      /**<  PCF2119 5V no Booster, 4/8 bit, I2C          */
+        AIP31068    = 12 | (LCD_C_SPI3_9  | LCD_C_I2C | LCD_C_BST),                                      /**<  AIP31068 I2C, SPI3                           */                           
+        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 */
+//        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 */
+//        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 */
+//        PT6314      = 16 | (LCD_C_PAR | LCD_C_SPI3_16 | LCD_C_CTR | LCD_C_PDN)                         /**<  PT6314  VFD, 4/8 bit, SPI3                   */
     };
 
 
@@ -460,6 +551,25 @@
      */
     void setUDC(unsigned char c, char *udc_data);
 
+    /** Set Contrast
+     * setContrast method is supported by some compatible devices (eg ST7032i) that have onboard LCD voltage generation
+     * Code imported from fork by JH1PJL
+     *
+     * @param unsigned char c   contrast data (6 significant bits, valid range 0..63, Value 0 will disable the Vgen)  
+     * @return none
+     */
+    void setContrast(unsigned char c = LCD_DEF_CONTRAST);
+
+
+    /** Set Power
+     * setPower method is supported by some compatible devices (eg SSD1803) that have power down modes
+     *
+     * @param bool powerOn  Power on/off   
+     * @return none
+     */
+    void setPower(bool powerOn = true);
+
+
 //test
 //    void _initCtrl();    
     
@@ -565,7 +675,15 @@
 // Cursor
     int _column;
     int _row;
-    LCDCursor _currentCursor;    
+    LCDCursor _currentCursor; 
+
+// Function mode saved to allow switch between Instruction sets after initialisation time 
+// Icon, Booster mode and contrast saved to allow contrast change at later time
+// Only available for controllers with added features
+    int _function, _function_1, _function_x;
+    int _icon_power;
+    int _contrast;    
+       
 };
 
 //--------- End TextLCD_Base -----------
@@ -606,7 +724,7 @@
     virtual void _setEnable(bool value);
 
 /** Implementation of pure Virtual Low level writes to LCD Bus (parallel)
-  * Set the RS pin ( 0 = Command, 1 = Data).
+  * Set the RS pin (0 = Command, 1 = Data).
   */   
     virtual void _setRS(bool value);  
 
@@ -661,7 +779,7 @@
     virtual void _setEnable(bool value);
 
 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
-  * Set the RS pin ( 0 = Command, 1 = Data).
+  * Set the RS pin (0 = Command, 1 = Data).
   */   
     virtual void _setRS(bool value);  
 
@@ -718,7 +836,7 @@
     virtual void _setEnable(bool value);
 
 /** Implementation of pure Virtual Low level writes to LCD Bus (serial expander)
-  * Set the RS pin ( 0 = Command, 1 = Data).
+  * Set the RS pin (0 = Command, 1 = Data).
   */   
     virtual void _setRS(bool value);  
 
@@ -779,7 +897,7 @@
     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).
+  * Set the RS pin (0 = Command, 1 = Data).
   */   
     virtual void _setRS(bool value);  
 
@@ -809,7 +927,7 @@
 //---------- End TextLCD_SPI_N ------------
 
 
-#if(0)
+#if(1)
 //Code checked out on logic analyser. Not yet tested on hardware..
 
 //------- Start TextLCD_SPI_N_3_9 ---------
@@ -840,7 +958,135 @@
     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).
+  * 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;    
+
+//Test
+    DigitalOut _ps;    
+
+   
+// 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(1)
+//------- 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
+
+#if(0)
+//Code not yet checked out on logic analyser. Not yet tested on hardware..
+
+//------- Start TextLCD_SPI_N_3_16 ---------
+
+/** Create a TextLCD interface using a controller with native SPI3 16 bits interface
+  *
+  */
+class TextLCD_SPI_N_3_16 : public TextLCD_Base {    
+public:
+   /** Create a TextLCD interface using a controller with native SPI3 16 bits interface
+     *
+     * @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 = PT6314)                     
+     */
+    TextLCD_SPI_N_3_16(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = PT6314);
+    virtual ~TextLCD_SPI_N_3_16(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);  
 
@@ -869,32 +1115,31 @@
     DigitalOut *_bl;    
 };
 
-//-------- End TextLCD_SPI_N_3_9 ----------
+//-------- End TextLCD_SPI_N_3_16 ----------
 #endif
 
-
-#if(0)
-//Code checked out on logic analyser. Not yet tested on hardware..
+#if(1)
+//Code to be checked out on logic analyser. Not yet tested on hardware..
 
-//------- Start TextLCD_SPI_N_3_10 ---------
+//------- Start TextLCD_SPI_N_3_24 ---------
 
-/** 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
+/** Create a TextLCD interface using a controller with native SPI3 24 bits interface
+  * Note: lib uses SPI 8 bit mode
   *
   */
-class TextLCD_SPI_N_3_10 : public TextLCD_Base {    
+class TextLCD_SPI_N_3_24 : 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
+   /** Create a TextLCD interface using a controller with native SPI3 24 bits interface
+     * Note: lib uses SPI 8 bit mode
      *
      * @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)                     
+     * @param ctrl            LCD controller (default = SSD1803)                     
      */
-    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);
+    TextLCD_SPI_N_3_24(SPI *spi, PinName cs, LCDType type = LCD16x2, PinName bl = NC, LCDCtrl ctrl = SSD1803_3V3);
+    virtual ~TextLCD_SPI_N_3_24(void);
 
 private:
 
@@ -904,7 +1149,7 @@
     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).
+  * Set the RS pin (0 = Command, 1 = Data).
   */   
     virtual void _setRS(bool value);  
 
@@ -933,7 +1178,7 @@
     DigitalOut *_bl;    
 };
 
-//-------- End TextLCD_SPI_N_3_10 ----------
+//-------- End TextLCD_SPI_N_3_24 ----------
 #endif
 
 
@@ -990,6 +1235,11 @@
     
 //Backlight
     DigitalOut *_bl;    
+    
+    
+//Test
+    DigitalOut _ps;    
+    
 };
 
 //---------- End TextLCD_I2C_N ------------