sc52x+

SC52X开发板1.8寸SPI彩屏

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

#include<reg51.h>
#include<absacc.h>
#include<intrins.h>
#include<string.h>
#define uchar unsigned char
#define uint unsigned int

sbit cs        =P0^3;	//片选
sbit rs        =P0^0;	//数据或命令选择
sbit sda       =P0^1;	//数据总线
sbit scl       =P0^2;	//时钟总线
sbit reset     =P1^7;  //复位


sbit WM=P1^0;	       //数码管使能
sbit DM2=P1^1;		   //数码管使能
sbit LSD=P1^2;		   //流水灯管使能
sbit DZ=P1^3;		   //点阵使能


uchar bdata bitdata;
sbit bit7=bitdata^7;
sbit bit6=bitdata^6;
sbit bit5=bitdata^5;
sbit bit4=bitdata^4;
sbit bit3=bitdata^3;
sbit bit2=bitdata^2;
sbit bit1=bitdata^1;
sbit bit0=bitdata^0;

void delay(uint time)
{
 uint i,j;
  for(i=0;i<time;i++)
   for(j=0;j<250;j++);
}

void LCD_commandWrite_IC(uchar c)
{
bitdata=c;
cs=0;
rs=0;
sda=bit7;scl=0;scl=1;
sda=bit6;scl=0;scl=1;
sda=bit5;scl=0;scl=1;
sda=bit4;scl=0;scl=1;
sda=bit3;scl=0;scl=1;
sda=bit2;scl=0;scl=1;
sda=bit1;scl=0;scl=1;
sda=bit0;scl=0;scl=1;
cs=1;


}
void  LCD_DataWrite_IC(uchar d)  
{

bitdata=d;
cs=0;
rs=1;
sda=bit7;scl=0;scl=1;
sda=bit6;scl=0;scl=1;
sda=bit5;scl=0;scl=1;
sda=bit4;scl=0;scl=1;
sda=bit3;scl=0;scl=1;
sda=bit2;scl=0;scl=1;
sda=bit1;scl=0;scl=1;
sda=bit0;scl=0;scl=1;
cs=1;
}

void LCD_DataWrite(uchar LCD_DataH,uchar LCD_DataL)
{
LCD_DataWrite_IC(LCD_DataH);
LCD_DataWrite_IC(LCD_DataL);
}


void  write_command(uchar c)
{
bitdata=c;
cs=0;
rs=0;
sda=bit7;scl=0;scl=1;
sda=bit6;scl=0;scl=1;
sda=bit5;scl=0;scl=1;
sda=bit4;scl=0;scl=1;
sda=bit3;scl=0;scl=1;
sda=bit2;scl=0;scl=1;
sda=bit1;scl=0;scl=1;
sda=bit0;scl=0;scl=1;
cs=1;      
}

void  write_data(uchar d)
{
bitdata=d;
cs=0;
rs=1;
sda=bit7;scl=0;scl=1;
sda=bit6;scl=0;scl=1;
sda=bit5;scl=0;scl=1;
sda=bit4;scl=0;scl=1;
sda=bit3;scl=0;scl=1;
sda=bit2;scl=0;scl=1;
sda=bit1;scl=0;scl=1;
sda=bit0;scl=0;scl=1;
cs=1;
}

						  //TFT初始化设置

//////////////////////////////////////////////////////////////////////////////////////////////

void lcd_initial()
{

   reset=0;
   delay(100);
   reset=1;
   delay(100);
 
//------------------------------------------------------------------//  
//-------------------Software Reset-------------------------------//

write_command(0x11);//Sleep exit 
delay (120);
 
//ST7735R Frame Rate  帧速率设置
write_command(0xB1); //正常模式全色彩
write_data(0x02); write_data(0x2C); write_data(0x2D); 
write_command(0xB2);//在待机模式
write_data(0x02); write_data(0x2C); write_data(0x2D); 
write_command(0xB3);//在部分模式全彩 
write_data(0x02); write_data(0x2C); write_data(0x2D); 
write_data(0x02); write_data(0x2C); write_data(0x2D); 

write_command(0xB4); //Column inversion  显示逆控制 
write_data(0x07); 
 
//ST7735R Power Sequence
write_command(0xC0);//功率控制1
write_data(0xA2); write_data(0x02); write_data(0x84); 
write_command(0xC1); write_data(0xC5); //功率控制2
write_command(0xC2); //功率控制3 （正常模式/全彩）
write_data(0x06); write_data(0x00); 
write_command(0xC3);//控制功率4在空闲模式
write_data(0x8A); write_data(0x2A); 
write_command(0xC4);//功率控制5在部分模式/全彩
write_data(0x8A); write_data(0xEE); 
 
write_command(0xC5); //VCOM 控制11
write_data(0x0E); 
 
write_command(0x36); //MX, MY, RGB mode 
write_data(0xC8); 

//ST7735R Gamma Sequence +伽码校正特性设置
write_command(0xe0); 
write_data(0x0f); write_data(0x1a); 
write_data(0x0f); write_data(0x18); 
write_data(0x2f); write_data(0x28); 
write_data(0x20); write_data(0x22); 
write_data(0x1f); write_data(0x1b); 
write_data(0x23); write_data(0x37); write_data(0x00); 

write_data(0x07); 
write_data(0x02); write_data(0x10); 
write_command(0xe1);//-伽码校正特性设置 
write_data(0x0f); write_data(0x1b); 
write_data(0x0f); write_data(0x17); 
write_data(0x33); write_data(0x2c); 
write_data(0x29); write_data(0x2e); 
write_data(0x30); write_data(0x30); 
write_data(0x39); write_data(0x3f); 
write_data(0x00); write_data(0x07); 
write_data(0x03); write_data(0x10);  

write_command(0x2a);//列地址设置
write_data(0x00);write_data(0x00);
write_data(0x00);write_data(0x7f);
write_command(0x2b);//行地址设置
write_data(0x00);write_data(0x00);
write_data(0x00);write_data(0x9f);

write_command(0xF0); //Enable test command  使能测试命令
write_data(0x01); 
write_command(0xF6); //Disable ram power save mode 
write_data(0x00); 
 
write_command(0x3A); //65k mode 接口像素格式
write_data(0x05);  //18-bit/pixel
 

	write_command(0x29);//Display on
}


							    //刷屏函数
/***********************************************************************************
 ***********************************************************************************
 **********************************************************************************/

void dsp_single_colour(DH,DL)
{
 uchar i,j;
 //RamAdressSet();
 for (i=0;i<160;i++)
    for (j=0;j<128;j++)
        LCD_DataWrite(DH,DL);
}


		   //主函数
 /*****************************************************************
 *****************************************************************
 *****************************************************************/

main()
{

  P0=0XFF;
 WM=DM2=LSD=DZ=0;
 lcd_initial();

      while(1)
  {
 write_command(0x2C);
  //  Disp_gradscal(); //灰阶
   // delay(500); 
      
    dsp_single_colour(0x84,0x10);//灰色
    delay(500);	

    dsp_single_colour(0xff,0xff);//白色
    delay(500);	
    	
    dsp_single_colour(0x00,0x00);//黑色
    delay(500);	
    	
    dsp_single_colour(0xf8,0x00);//红色
    delay(500);	
    	
    dsp_single_colour(0x07,0xe0);//绿色
    delay(500);	
    	
    dsp_single_colour(0x00,0x1f);//蓝色
    delay(500);	

	dsp_single_colour(0x07,0xff);//青
	delay(500);	

	dsp_single_colour(0xff,0xe0);//黄
	delay(500);

	dsp_single_colour(0x7b,0xef);//紫
	delay(500);
    }

 }