液晶驱动C语言综述Word格式文档下载.docx

液晶驱动C语言综述Word格式文档下载.docx

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*Output:

None

*Return:

*******************************************************************************/

voidDelay_LCD（u16n）

{

u16i,j;

for（i=0;

i<

n;

++i）

for（j=0;

j<

3000;

++j）;

}

STM3210B_LCD_Init

InitializestheLCD.

voidSTM3210B_LCD_Init（void）

{

vu16dummy=0;

//总线配置

LCD_CtrlLinesConfig（）;

LCD_WriteReg（0x0000,0x0001）;

Delay_LCD（1000）;

LCD_WriteReg（0x0001,0x0000）;

LCD_WriteReg（0x0010,0x1790）;

LCD_WriteReg（0x0060,0x2700）;

LCD_WriteReg（0x0061,0x0001）;

LCD_WriteReg（0x0046,0x0002）;

LCD_WriteReg（0x0013,0x8010）;

LCD_WriteReg（0x0012,0x80fe）;

LCD_WriteReg（0x0002,0x0500）;

LCD_WriteReg（0x0003,0x1030）;

LCD_WriteReg（0x0030,0x0303）;

LCD_WriteReg（0x0031,0x0303）;

LCD_WriteReg（0x0032,0x0303）;

LCD_WriteReg（0x0033,0x0300）;

LCD_WriteReg（0x0034,0x0003）;

LCD_WriteReg（0x0035,0x0303）;

LCD_WriteReg（0x0036,0x0014）;

LCD_WriteReg（0x0037,0x0303）;

LCD_WriteReg（0x0038,0x0303）;

LCD_WriteReg（0x0039,0x0303）;

LCD_WriteReg（0x003a,0x0300）;

LCD_WriteReg（0x003b,0x0003）;

LCD_WriteReg（0x003c,0x0303）;

LCD_WriteReg（0x003d,0x1400）;

LCD_WriteReg（0x0092,0x0200）;

LCD_WriteReg（0x0093,0x0303）;

LCD_WriteReg（0x0090,0x080d）;

LCD_WriteReg（0x0003,0x1018）;

LCD_WriteReg（0x0007,0x0173）;

dummy=LCD_ReadReg（0）;

LCD_SetTextColor

SetstheTextcolor.

-Color:

specifiestheTextcolorcodeRGB（5-6-5）.

-TextColor:

TextcolorglobalvariableusedbyLCD_DrawChar

*andLCD_DrawPicturefunctions.

voidLCD_SetTextColor（vu16Color）

TextColor=Color;

LCD_SetBackColor

SetstheBackgroundcolor.

specifiestheBackgroundcolorcodeRGB（5-6-5）.

-BackColor:

Backgroundcolorglobalvariableusedby

*LCD_DrawCharandLCD_DrawPicturefunctions.

voidLCD_SetBackColor（vu16Color）

BackColor=Color;

LCD_ClearLine

Clearstheselectedline.

-Line:

theLinetobecleared.

*Thisparametercanbeoneofthefollowingvalues:

*-Linex:

wherexcanbe0..9

voidLCD_ClearLine（u8Line）

LCD_DisplayStringLine（Line,"

"

）;

LCD_Clear

ClearstheholeLCD.

Color:

thecolorofthebackground.

voidLCD_Clear（u16Color）

u32index=0;

LCD_SetCursor（0x00,0x0000）;

LCD_WriteRAM_Prepare（）;

/*PreparetowriteGRAM*/

for（index=0;

index<

76800;

index++）

{

LCD_WriteRAM（Color）;

}

LCD_SetCursor

Setsthecursorposition.

-Xpos:

specifiestheXposition.

*-Ypos:

specifiestheYposition.

voidLCD_SetCursor（u8Xpos,u16Ypos）

LCD_WriteReg（R32,Xpos）;

LCD_WriteReg（R33,Ypos）;

LCD_DrawChar

DrawsacharacteronLCD.

theLinewheretodisplaythecharactershape.

startcolumnaddress.

*-c:

pointertothecharacterdata.

voidLCD_DrawChar（u8Xpos,u16Ypos,uc16*c）

u32index=0,i=0;

u8Xaddress=0;

Xaddress=Xpos;

LCD_SetCursor（Xaddress,Ypos）;

24;

LCD_WriteRAM_Prepare（）;

/*