ST7636的驅(qū)動程序

ST7636. 132RGBx132 65K Color CSTN Driver IC. Key Features. n 396 segment outputs / 132 common outputs. n Capacity: 132x132x16 bits=278784 bits.

函數(shù)解析：

　void writec(UINT8 cmd)　//寫ＣＭＤ

　void writed(UINT8 lcddata)　//寫ＤＡＴＡ

　　　void lcd_init(void)
{
????
??
???????????????
????api_vLcdInit(LCM_INTERFACE_8080);　／／選擇模式
???????XBYTE[0xF400] = 0x88;　　　?。档皖l率　因為這是一款低速屏，頻率太快電影放不出來
?????? XBYTE[0xF401] = 0x88;　　　　／／降低頻率　因為這是一款低速屏，頻率太快電影放不出來

?????
???????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)／／設(shè)置顯示區(qū)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)?。O(shè)置顯示模式
{
?api_vLcdPinSelect();
?writec(0xBC);
?writed(mode);
?writed(0x01);
?writed(0x01);
?api_vLcdPinRecover();?
}