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STM32学习笔记——TFT2.4彩屏显示图片

时间:11-28 来源:互联网 点击:

LCD_Write_COM(0x00,0x29);LCD_Write_DATA(0x00,0x27);//0x0012//001aSetVCM[5:0]forVCOMH//0x00250034

LCD_Write_COM(0x00,0x2B);LCD_Write_DATA(0x00,0x0D);//SetFrameRate000C

delayms(50);//Delay50ms

LCD_Write_COM(0x00,0x20);LCD_Write_DATA(0x00,0x00);//GRAMhorizontalAddress

LCD_Write_COM(0x00,0x21);LCD_Write_DATA(0x00,0x00);//GRAMVerticalAddress

//-----------AdjusttheGammaCurve----------//

LCD_Write_COM(0x00,0x30);LCD_Write_DATA(0x00,0x00);

LCD_Write_COM(0x00,0x31);LCD_Write_DATA(0x07,0x07);

LCD_Write_COM(0x00,0x32);LCD_Write_DATA(0x03,0x07);

LCD_Write_COM(0x00,0x35);LCD_Write_DATA(0x02,0x00);

LCD_Write_COM(0x00,0x36);LCD_Write_DATA(0x00,0x08);//0207

LCD_Write_COM(0x00,0x37);LCD_Write_DATA(0x00,0x04);//0306

LCD_Write_COM(0x00,0x38);LCD_Write_DATA(0x00,0x00);//0102

LCD_Write_COM(0x00,0x39);LCD_Write_DATA(0x07,0x07);//0707

LCD_Write_COM(0x00,0x3C);LCD_Write_DATA(0x00,0x02);//0702

LCD_Write_COM(0x00,0x3D);LCD_Write_DATA(0x1D,0x04);//1604

//------------------SetGRAMarea---------------//

LCD_Write_COM(0x00,0x50);LCD_Write_DATA(0x00,0x00);//HorizontalGRAMStartAddress

LCD_Write_COM(0x00,0x51);LCD_Write_DATA(0x00,0xEF);//HorizontalGRAMEndAddress

LCD_Write_COM(0x00,0x52);LCD_Write_DATA(0x00,0x00);//VerticalGRAMStartAddress

LCD_Write_COM(0x00,0x53);LCD_Write_DATA(0x01,0x3F);//VerticalGRAMStartAddress

LCD_Write_COM(0x00,0x60);LCD_Write_DATA(0xA7,0x00);//GateScanLine

LCD_Write_COM(0x00,0x61);LCD_Write_DATA(0x00,0x01);//NDL,VLE,REV

LCD_Write_COM(0x00,0x6A);LCD_Write_DATA(0x00,0x00);//setscrollingline

//--------------PartialDisplayControl---------//

LCD_Write_COM(0x00,0x80);LCD_Write_DATA(0x00,0x00);

LCD_Write_COM(0x00,0x81);LCD_Write_DATA(0x00,0x00);

LCD_Write_COM(0x00,0x82);LCD_Write_DATA(0x00,0x00);

LCD_Write_COM(0x00,0x83);LCD_Write_DATA(0x00,0x00);

LCD_Write_COM(0x00,0x84);LCD_Write_DATA(0x00,0x00);

LCD_Write_COM(0x00,0x85);LCD_Write_DATA(0x00,0x00);

//--------------PanelControl-------------------//

LCD_Write_COM(0x00,0x90);LCD_Write_DATA(0x00,0x10);

LCD_Write_COM(0x00,0x92);LCD_Write_DATA(0x06,0x00);

LCD_Write_COM(0x00,0x07);LCD_Write_DATA(0x01,0x33);//262KcoloranddisplayON

LCD_cs(1);//关闭片选使能

}

voiddelayms(intcount)//

{

inti,j;

for(i=0;i

for(j=0;j<100;j++);

}

#ifdefBus_16//条件编译-16位数据模式

voidLCD_Writ_Bus(uintVH,uintVL)//并行数据写入函数

{

//LCD_DataPortH=VH;//高位P1口

//屏蔽高8位将数据送到PA0-PA7

GPIOA->BSRR=VH&0x00ff;

GPIOA->BRR=(~VH)&0x00ff;

//GPIO_SetBits(GPIOA,VH&0x00ff);

//GPIO_ResetBits(GPIOA,(~VH&0x00ff));

//LCD_DataPortL=VL;//低位P0口

//屏蔽低8位将数据送到PB8-PB15

GPIOB->BSRR=(VL)<8&0xff00;

GPIOB->BRR=((~VL)<8)&0xff00;

LCD_wr(0);

LCD_wr(1);

}

#else//条件编译-8位数据模式

voidLCD_Writ_Bus(charVH,charVL)//并行数据写入函数

{

//LCD_DataPortH=VH;//八位模式都用P0口送数据

//LCD_wr(0);

//LCD_wr(1);

//LCD_DataPortH=VL;//八位模式都用P0口送数据

//LCD_wr(0);

//LCD_wr(1);

}

#endif

voidLCD_Write_COM(charVH,charVL)//发送命令

{

LCD_rs(0);

LCD_Writ_Bus(VH,VL);

}

voidLCD_Write_DATA(charVH,charVL)//发送数据

{

LCD_rs(1);

LCD_Writ_Bus(VH,VL);

}

voidPant(charVH,charVL)//涂满全屏函数

{

inti,j;

LCD_cs(0);//打开片选使能

Address_set(0,0,239,319);

for(i=0;i<320;i++)

{

for(j=0;j<240;j++)

{

LCD_Write_DATA(VH,VL);

}

}

LCD_cs(1);//关闭片选使能

}

voidAddress_set(unsignedintx1,unsignedinty1,unsignedintx2,unsignedinty2)//设置地址范围函数

{

LCD_Write_COM(0x00,0x20);LCD_Write_DATA(x1>>8,x1);//设置X坐标位置

LCD_Write_COM(0x00,0x21);LCD_Write_DATA(y1>>8,y1);//设置Y坐标位置

LCD_Write_COM(0x00,0x50);LCD_Write_DATA(x1>>8,x1);//开始X

LCD_Write_COM(0x00,0x52);LCD_Write_DATA(y1>>8,y1);//开始Y

LCD_Write_COM(0x00,0x51);LCD_Write_DATA(x2>>8,x2);//结束X

LCD_Write_COM(0x00,0x53);LCD_Write_DATA(y2>>8,y2);//结束Y

LCD_Write_COM(0x00,0x22);

}

voidpic_play(uintStart_X,uintEnd_X,uintStart_Y,uintEnd_Y)

{

uintm;

//LCD_CS=0;

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