ST7636的驱动程序

liyf

ST7636. 132RGBx132 65K Color CSTN Driver IC. Key Features. n 396 segment outputs / 132 common outputs. n Capacity: 132x132x16 bits=278784 bits.
函数解析：
　void writec(UINT8 cmd)　//写ＣＭＤ
　void writed(UINT8 lcddata)　//写ＤＡＴＡ
　　　void lcd_init(void)
{



api_vLcdInit(LCM_INTERFACE_8080);　／／选择模式
XBYTE[0xF400] = 0x88;　　　　／／降低频率　因为这是一款低速屏，频率太快电影放不出来
XBYTE[0xF401] = 0x88;　　　　／／降低频率　因为这是一款低速屏，频率太快电影放不出来


api_vLcdPinSelect();
lcdrest=1;
　delay(10);
　lcdrest=0;
　delay(10);
lcdrest=1;


writec(0x30); //EXT = 0
writec(0x04); //sleep in/out preparation
writed(0x3e); //initialize sleep-out sequencing
writed(0x31); //EXT = 1
writec(0xf4); //initial preparation
writed(0x58); //initialize sequencing
writec(0x30); //EXT = 0
writec(0x94); //sleep out
writec(0xD1); //OSC on
writec(0xCA); //display control
writed(0x00); //CL dividing ratio = 0
writed(0x1F); //duty
writed(0x00); //N-Line Low Byte
writec(0x31); //EXT=1
writec(0xf3); //N-Line High Byte
writed(0x01); //N-Line Value
writec(0x30); //EXT=0
writec(0xBB); //com scan direc. = 0"65 / 131"66
writed(0x00); //
writec(0x31); //EXT = 1
writec(0x32); //analog
writed(0x00); //OSC freq
writed(0x01); //0x01 booster effic.
writed(0x00); // 0x00 bias***************
writec(0x30); //EXT = 0
writec(0x81); //EC control
writed(0x06); //vop[5:0]// 0x12
writed(0x04); //vop[8:6]
writec(0x20); //power control
writed(0x0B); //D0 = regulator / D1 = follwer / D3 = booster
writec(0x30); //EXT = 0
writec(0x60); //Close Auto sampling
writec(0x31); //EXT = 1
writec(0xCD); //
writed(0x00); //EEPROM Enable
delay(50); //delay 50mS
writec(0xFD); //EEPROM read
delay(50); //delay 50mS
writec(0xCC); //EEPROM disable
writec(0x30); //EXT = 0
writec(0xA7); //inverse display
writec(0xBC); //data scan direc.
writed(0x02); //address scan direc.
writed(0x01); //BGR
writed(0x01); //gray scale
writec(0xAF); //display on
writec(0x15); //column range
writed(0x04); //start
writed(131); //end
writec(0x75); //page range
writed(0x04); //start
writed(131); //end
writec(0x31); //EXT = 1

writec(0x20); //gamma
writed(0x00); ////********************
writed(0x02); //
writed(0x04); //
writed(0x06); //
writed(0x08); //
writed(0x0a); //
writed(0x0c); //
writed(0x0e); //
writed(0x10); //
writed(0x12); //
writed(0x14); //
writed(0x16); //
writed(0x18); //
writed(0x1a); //
writed(0x1c); //
writed(0x1e); //

writec(0x21); //gamma
writed(0x00); ////********************
writed(0x02); //
writed(0x04); //
writed(0x06); //
writed(0x08); //
writed(0x0a); //
writed(0x0c); //
writed(0x0e); //
writed(0x10); //
writed(0x12); //
writed(0x14); //
writed(0x16); //
writed(0x18); //
writed(0x1a); //
writed(0x1c); //
writed(0x1e); //

writec(0x22); //gamma
writed(0x00); ////********************
writed(0x02); //
writed(0x04); //
writed(0x06); //
writed(0x08); //
writed(0x0a); //
writed(0x0c); //
writed(0x0e); //
writed(0x10); //
writed(0x12); //
writed(0x14); //
writed(0x16); //
writed(0x18); //
writed(0x1a); //
writed(0x1c); //
writed(0x1e); //

writec(0x23); //gamma
writed(0x00); ////********************
writed(0x02); //
writed(0x04); //
writed(0x06); //
writed(0x08); //
writed(0x0a); //
writed(0x0c); //
writed(0x0e); //
writed(0x10); //
writed(0x12); //
writed(0x14); //
writed(0x16); //
writed(0x18); //
writed(0x1a); //
writed(0x1c); //
writed(0x1e); //

writec(0x30); //ext=0
api_vLcdPinRecover();
}
void lcd_set_rw_area(UINT8 x, UINT8 y, UINT8 w, UINT8 h)／／设置显示区域
{
api_vLcdPinSelect();

writec(0x15); //set column start cmd
writed(x+CSTN_OFFSET); //set column start address
writed(x+w+CSTN_OFFSET-1); //set column end address
writec(0x75); //set column start cmd
writed(y);//set column start address
writed(y+h-1); //set column end address

writec(0x5c); //entry menory write mode

api_vLcdPinRecover();
}
void lcd_set_disply_mode(UINT8 mode)　／／设置显示模式
{
api_vLcdPinSelect();
writec(0xBC);
writed(mode);
writed(0x01);
writed(0x01);
api_vLcdPinRecover();
}