void Address_set(unsigned int x1,unsigned int y1,unsigned int x2,unsigned int y2)
{
LCD_WR_REG(0x2a);
LCD_WR_DATA8(x1>>8);
LCD_WR_DATA8(x1);
LCD_WR_DATA8(x2>>8);
LCD_WR_DATA8(x2);
LCD_WR_REG(0x2b);
LCD_WR_DATA8(y1>>8);
LCD_WR_DATA8(y1);
LCD_WR_DATA8(y2>>8);
LCD_WR_DATA8(y2);
LCD_WR_REG(0x2C);
}
//设置光标位置
//Xpos:横坐标
//Ypos:纵坐标
void LCD_SetCursor(uint16_t Xpos, uint16_t Ypos)
{
uint8_t temp;
LCD_WR_REG(lcddev.setxcmd);
LCD_WR_DATA8(Xpos>>8);
LCD_WR_DATA8(Xpos&0XFF);
Xpos = 159;
LCD_WR_DATA8(Xpos>>8);
LCD_WR_DATA8(Xpos&0XFF);
LCD_WR_REG(lcddev.setycmd);
LCD_WR_DATA8(Ypos>>8);
LCD_WR_DATA8(Ypos&0XFF);
Ypos = 127;
LCD_WR_DATA8(Ypos>>8);
LCD_WR_DATA8(Ypos&0XFF);
}
//清屏函数
//Color:要清屏的填充色
void LCD_Clear(u16 Color)
{
u8 VH,VL;
u16 i,j;
VH=Color>>8;
VL=Color;
Address_set(0,0,LCD_W-1,LCD_H-1);
for(i=0; i<LCD_W; i++)
{
for (j=0; j<LCD_H; j++)
{
LCD_WR_DATA8(VH);
LCD_WR_DATA8(VL);
}
}
}
void LCD_Clear(uint Color)
{
uchar VH,VL;
uint i,j;
VH=Color>>8;
VL=Color;
LCD_Address_set(0,0,LCD_W-1,LCD_H-1);
for(i=0;i<LCD_W;i++)
{
for (j=0;j<LCD_H;j++)
{
LCD_WR_DATA8(VH,VL);
}
}
}
//初始化lcd
void LCD_Init(void)
{
// Power on sequence first, HW/SW reset
LCD_REST=0;
delay_ms(50); // delay 20 ms
LCD_REST=1;
delay_ms(50); // delay 20 ms
SPILCD_RST_RESET ; //LCD_RST=0 //SPI接口复位
delay_ms(20); // delay 20 ms
SPILCD_RST_SET ; //LCD_RST=1
delay_ms(20);
lcddev.width=128;
lcddev.height=160;
lcddev.wramcmd=0X2C;
lcddev.setxcmd=0X2A;
lcddev.setycmd=0X2B;
//Sleep out
LCD_WR_REG(0x11);
delay_ms(120); //Delay 120ms
//------------------------------------ST7735S Frame Rate-----------------------------------------//
LCD_WR_REG(0xB1);
LCD_WR_DATA8(0x05);
LCD_WR_DATA8(0x3C);
LCD_WR_DATA8(0x3C);
LCD_WR_REG(0xB2);
LCD_WR_DATA8(0x05);
LCD_WR_DATA8(0x3C);
LCD_WR_DATA8(0x3C);
LCD_WR_REG(0xB3);
LCD_WR_DATA8(0x05);
LCD_WR_DATA8(0x3C);
LCD_WR_DATA8(0x3C);
LCD_WR_DATA8(0x05);
LCD_WR_DATA8(0x3C);
LCD_WR_DATA8(0x3C);
//------------------------------------End ST7735S Frame Rate-----------------------------------------//
LCD_WR_REG(0xB4); //Dot inversion
LCD_WR_DATA8(0x00); // 0x03
LCD_WR_REG(0xC0);
LCD_WR_DATA8(0x28);
LCD_WR_DATA8(0x08);
LCD_WR_DATA8(0x04);
LCD_WR_REG(0xC1);
LCD_WR_DATA8(0XC0);
LCD_WR_REG(0xC2);
LCD_WR_DATA8(0x0D);
LCD_WR_DATA8(0x00);
LCD_WR_REG(0xC3);
LCD_WR_DATA8(0x8D);
LCD_WR_DATA8(0x2A);
LCD_WR_REG(0xC4);
LCD_WR_DATA8(0x8D);
LCD_WR_DATA8(0xEE);
//---------------------------------End ST7735S Power Sequence-------------------------------------//
LCD_WR_REG(0xC5); //VCOM
LCD_WR_DATA8(0x1A);
LCD_WR_REG(0x36); //MX, MY, RGB mode
LCD_WR_DATA8(0x20); // invert raw/column
//------------------------------------ST7735S Gamma Sequence-----------------------------------------//
LCD_WR_REG(0xE0);
LCD_WR_DATA8(0x04);
LCD_WR_DATA8(0x22);
LCD_WR_DATA8(0x07);
LCD_WR_DATA8(0x0A);
LCD_WR_DATA8(0x2E);
LCD_WR_DATA8(0x30);
LCD_WR_DATA8(0x25);
LCD_WR_DATA8(0x2A);
LCD_WR_DATA8(0x28);
LCD_WR_DATA8(0x26);
LCD_WR_DATA8(0x2E);
LCD_WR_DATA8(0x3A);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x01);
LCD_WR_DATA8(0x03);
LCD_WR_DATA8(0x13);
LCD_WR_REG(0xE1);
LCD_WR_DATA8(0x04);
LCD_WR_DATA8(0x16);
LCD_WR_DATA8(0x06);
LCD_WR_DATA8(0x0D);
LCD_WR_DATA8(0x2D);
LCD_WR_DATA8(0x26);
LCD_WR_DATA8(0x23);
LCD_WR_DATA8(0x27);
LCD_WR_DATA8(0x27);
LCD_WR_DATA8(0x25);
LCD_WR_DATA8(0x2D);
LCD_WR_DATA8(0x3B);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x01);
LCD_WR_DATA8(0x04);
LCD_WR_DATA8(0x13);
//------------------------------------End ST7735S Gamma Sequence-----------------------------------------//
LCD_WR_REG(0x3A); //65k mode
LCD_WR_DATA8(0x05);
LCD_WR_REG(0x29); //Display on
LCD_Clear(WHITE);
}
void Lcd_Init(void)
{
//调用一次这些函数，免得编译的时候提示警告
LCD_CS =1;
if(LCD_CS==0)
{
LCD_WR_REG_DATA(0,0);
LCD_ShowString(0,0," ");
LCD_ShowNum(0,0,0,0);
LCD_Show2Num(0,0,0,0);
LCD_DrawPoint_big(0,0);
LCD_DrawRectangle(0,0,0,0);
Draw_Circle(0,0,0);
}
LCD_REST=0;
delayms(20);
LCD_REST=1;
delayms(20);
LCD_CS =0; //打开片选使能
LCD_WR_REG(0xCB);
LCD_WR_DATA8(0x39);
LCD_WR_DATA8(0x2C);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x34);
LCD_WR_DATA8(0x02);
LCD_WR_REG(0xCF);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0XC1);
LCD_WR_DATA8(0X30);
LCD_WR_REG(0xE8);
LCD_WR_DATA8(0x85);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x78);
LCD_WR_REG(0xEA);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x00);
LCD_WR_REG(0xED);
LCD_WR_DATA8(0x64);
LCD_WR_DATA8(0x03);
LCD_WR_DATA8(0X12);
LCD_WR_DATA8(0X81);
LCD_WR_REG(0xF7);
LCD_WR_DATA8(0x20);
LCD_WR_REG(0xC0); //Power control
LCD_WR_DATA8(0x23); //VRH[5:0]
LCD_WR_REG(0xC1); //Power control
LCD_WR_DATA8(0x10); //SAP[2:0];BT[3:0]
LCD_WR_REG(0xC5); //VCM control
LCD_WR_DATA8(0x3e); //对比度调节
LCD_WR_DATA8(0x28);
LCD_WR_REG(0xC7); //VCM control2
LCD_WR_DATA8(0x86); //--
LCD_WR_REG(0x36); // Memory Access Control
LCD_WR_DATA8(0x48); // //48 68竖屏//28 E8 横屏
LCD_WR_REG(0x3A);
LCD_WR_DATA8(0x55);
LCD_WR_REG(0xB1);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x18);
LCD_WR_REG(0xB6); // Display Function Control
LCD_WR_DATA8(0x08);
LCD_WR_DATA8(0x82);
LCD_WR_DATA8(0x27);
LCD_WR_REG(0xF2); // 3Gamma Function Disable
LCD_WR_DATA8(0x00);
LCD_WR_REG(0x26); //Gamma curve selected
LCD_WR_DATA8(0x01);
LCD_WR_REG(0xE0); //Set Gamma
LCD_WR_DATA8(0x0F);
LCD_WR_DATA8(0x31);
LCD_WR_DATA8(0x2B);
LCD_WR_DATA8(0x0C);
LCD_WR_DATA8(0x0E);
LCD_WR_DATA8(0x08);
LCD_WR_DATA8(0x4E);
LCD_WR_DATA8(0xF1);
LCD_WR_DATA8(0x37);
LCD_WR_DATA8(0x07);
LCD_WR_DATA8(0x10);
LCD_WR_DATA8(0x03);
LCD_WR_DATA8(0x0E);
LCD_WR_DATA8(0x09);
LCD_WR_DATA8(0x00);
LCD_WR_REG(0XE1); //Set Gamma
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x0E);
LCD_WR_DATA8(0x14);
LCD_WR_DATA8(0x03);
LCD_WR_DATA8(0x11);
LCD_WR_DATA8(0x07);
LCD_WR_DATA8(0x31);
LCD_WR_DATA8(0xC1);
LCD_WR_DATA8(0x48);
LCD_WR_DATA8(0x08);
LCD_WR_DATA8(0x0F);
LCD_WR_DATA8(0x0C);
LCD_WR_DATA8(0x31);
LCD_WR_DATA8(0x36);
LCD_WR_DATA8(0x0F);
LCD_WR_REG(0x2A);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0xEF);
LCD_WR_REG(0x2B);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x01);
LCD_WR_DATA8(0x3F);
LCD_WR_REG(0x11); //Exit Sleep
delayms(120);
LCD_WR_REG(0x29); //Display on
LCD_WR_REG(0x2c);
}
