Diff: AitendoTFT.cpp

Revision:

0:f53f19ac1457

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/AitendoTFT.cpp	Wed Apr 30 08:05:41 2014 +0000
@@ -0,0 +1,194 @@
+#include "AitendoTFT.h"
+#include "mbed_debug.h"
+
+
+#define TFTLCD_GRAM_HOR_AD          0x20
+#define TFTLCD_GRAM_VER_AD          0x21
+#define TFTLCD_RW_GRAM              0x22
+#define TFTLCD_DELAYCMD             0xFF
+
+static const unsigned short _regValues[] = {
+  0x0001,0x0100,    
+  0x0002,0x0700,    
+  0x0003,0x1030,    
+  0x0008,0x0302,    
+  0x0009,0x0000,   
+  0x000A,0x0008,    
+  //*******POWER CONTROL REGISTER INITIAL*******//    
+  0x0010,0x0790,    
+  0x0011,0x0005,    
+  0x0012,0x0000,   
+  0x0013,0x0000,
+  TFTLCD_DELAYCMD, 50,      //delayms(50, 
+  //********POWER SUPPPLY STARTUP 1 SETTING*******//    
+  0x0010,0x12B0,    
+  TFTLCD_DELAYCMD, 50,      // delayms(50,  
+  0x0011,0x0007,    
+  //delayms(50,  
+  //********POWER SUPPLY STARTUP 2 SETTING******//    
+  0x0012,0x008C,    
+  0x0013,0x1700,    
+  0x0029,0x0022,    
+  TFTLCD_DELAYCMD, 50,      // delayms(50,   
+  //******GAMMA CLUSTER SETTING******//    
+  0x0030,0x0000,    
+  0x0031,0x0505,    
+  0x0032,0x0205,    
+  0x0035,0x0206,    
+  0x0036,0x0408,    
+  0x0037,0x0000,    
+  0x0038,0x0504,
+  0x0039,0x0206,    
+  0x003C,0x0206,    
+  0x003D,0x0408,    
+  // -----------DISPLAY WINDOWS 240*320-------------//    
+  0x0050,0x0000,
+  0x0051,0x00EF,   
+  0x0052,0x0000,   
+  0x0053,0x013F,   
+  //-----FRAME RATE SETTING-------//    
+  0x0060,0xA700,   
+  0x0061,0x0001,   
+  0x0090,0x0033, //RTNI setting
+  //-------DISPLAY ON------//    
+  0x0007,0x0133,    0x0001,0x0100,    
+  0x0002,0x0700,    
+  0x0003,0x1030,    
+  0x0008,0x0302,    
+  0x0009,0x0000,   
+  0x000A,0x0008,    
+  //*******POWER CONTROL REGISTER INITIAL*******//    
+  0x0010,0x0790,    
+  0x0011,0x0005,    
+  0x0012,0x0000,   
+  0x0013,0x0000,    
+  //delayms(50, 
+  //********POWER SUPPPLY STARTUP 1 SETTING*******//    
+  0x0010,0x12B0,    
+  TFTLCD_DELAYCMD, 50,      // delayms(50,  
+  0x0011,0x0007,    
+  TFTLCD_DELAYCMD, 50,      // delayms(50,  
+  //********POWER SUPPLY STARTUP 2 SETTING******//    
+  0x0012,0x008C,    
+  0x0013,0x1700,    
+  0x0029,0x0022,    
+  TFTLCD_DELAYCMD, 50,      // delayms(50,   
+  //******GAMMA CLUSTER SETTING******//    
+  0x0030,0x0000,    
+  0x0031,0x0505,    
+  0x0032,0x0205,    
+  0x0035,0x0206,    
+  0x0036,0x0408,    
+  0x0037,0x0000,    
+  0x0038,0x0504,
+  0x0039,0x0206,    
+  0x003C,0x0206,    
+  0x003D,0x0408,    
+  // -----------DISPLAY WINDOWS 240*320-------------//    
+  0x0050,0x0000,
+  0x0051,0x00EF,   
+  0x0052,0x0000,   
+  0x0053,0x013F,   
+  //-----FRAME RATE SETTING-------//    
+  0x0060,0xA700,   
+  0x0061,0x0001,   
+  0x0090,0x0033, //RTNI setting
+  //-------DISPLAY ON------//    
+  0x0007,0x0133,   
+};
+
+
+AitendoTFT::AitendoTFT(void) :
+    _rst(A4), _cs(A3), _rs(A2), _wr(A1), _rd(A0),_d( D8, D9, D2, D3, D4, D5, D6, D7)
+{
+    _init();
+}
+
+void AitendoTFT::_init(void)
+{
+    _rst = 1;
+    _cs = 1;
+    _wr = 1;
+    _rd = 1;
+    _d.input();
+
+    _reset();
+
+    for(int i=0; i < sizeof(_regValues)/sizeof(_regValues[0]); i+= 2) {
+        int a = _regValues[i];
+        int d = _regValues[i+1];
+        if(a == TFTLCD_DELAYCMD)
+            wait_ms(d);
+        else
+            _reg_write(a, d);
+    }
+}
+
+void AitendoTFT::_reset(void)
+{
+    _rst = 0;
+    wait_ms(2);    
+    _rst = 1;
+    
+    _data_write(0);
+    _data_write(0);
+    _data_write(0);
+    _data_write(0);
+}
+
+void AitendoTFT::_write(int rs, int d)
+{
+    _cs = 0;
+    _rs = rs;
+    _rd = 1;
+    _wr = 1;
+    _d.output();
+    
+    _d = d >> 8;
+    _wr = 0;
+    wait_us(1);     // 1us
+    _wr = 1;
+    
+    _d = d;
+    _wr = 0;
+    wait_us(1);     // 1us
+    _wr = 1;
+    
+    _cs = 1;
+}
+
+void AitendoTFT::_reg_write(int addr, int data)
+{
+    _cmd_write(addr);
+    _data_write(data);
+}
+
+void AitendoTFT::_pos_set(int x, int y)
+{
+    _reg_write(TFTLCD_GRAM_HOR_AD, x);
+    _reg_write(TFTLCD_GRAM_VER_AD, y);
+    _cmd_write(TFTLCD_RW_GRAM);
+}
+
+void AitendoTFT::fillArea(int x0, int y0, int x1, int y1, int color)
+{
+    for(int y=y0; y<y1; y++){
+        _pos_set(x0, y);
+        for(int x = x0; x < x1; x++)
+            _data_write(color);
+    }
+}
+
+void AitendoTFT::pset(int x, int y, int color)
+{
+    if(x >= 0 && x < TFT_WIDTH && y > 0 && y < TFT_HEIGHT){
+        _pos_set(x, y);
+        _data_write(color);
+    }
+}
+
+
+
+    
+    
+