Hiroshi Narimatsu
/
AitendoTFT
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Revision 0:f53f19ac1457, committed 2014-04-30
- Comitter:
- h_nari
- Date:
- Wed Apr 30 08:05:41 2014 +0000
- Commit message:
- First Version
Changed in this revision
| AitendoTFT.cpp | Show annotated file Show diff for this revision Revisions of this file |
| AitendoTFT.h | Show annotated file Show diff for this revision Revisions of this file |
--- /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);
+ }
+}
+
+
+
+
+
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/AitendoTFT.h Wed Apr 30 08:05:41 2014 +0000
@@ -0,0 +1,41 @@
+#ifndef _aitendo_tft_h
+#define _aitendo_tft_h
+
+#include "mbed.h"
+
+class AitendoTFT
+{
+public:
+ AitendoTFT();
+ enum {TFT_WIDTH = 240, TFT_HEIGHT = 320,
+ BLACK = 0x0000, BLUE = 0x001F, RED = 0xf800, GREEN = 0x07e0, WHITE = 0xffff
+ };
+ void fillArea(int x0, int y0, int x1, int y1, int color);
+ void fill(int color) {
+ fillArea(0, 0, TFT_WIDTH, TFT_HEIGHT, color);
+ };
+ void pset(int x, int y, int color);
+ void setPos(int x, int y) {
+ _pos_set(x, y);
+ };
+ void put(int color) {
+ _write(1, color);
+ }
+private:
+ DigitalOut _rst, _cs, _rs, _wr, _rd;
+ BusInOut _d;
+
+ void _init(void);
+ void _reset(void);
+ void _write(int rs, int d);
+ void _data_write(int data) {
+ _write(1, data);
+ };
+ void _cmd_write(int cmd) {
+ _write(0, cmd);
+ };
+ void _reg_write(int addr, int data);
+ void _pos_set(int x, int y);
+};
+
+#endif /* _aitendo_tft_h */
\ No newline at end of file