#include<reg52.h> 
#include<16x8.h>

#define	DataH	P2
#define	DataL	P0
sbit	TFT_CS	=	P1^0;
sbit	RES	=   P1^4;
sbit	RS	=	P1^1;
sbit	WRB	=	P1^2;
sbit	RDB	=	P1^3;


void UART_init(void)				   
{
	SCON=0x40;
	TMOD=0x20;
	TH1=0xF3; //波特率计算256-11059200/(12*32*9600)
	TL1=0xF3;
	TR1=1;
}

void UART_send_data(unsigned char str)
{
	SBUF=str;
	while(!TI);
	TI=0;
}


void delayms(int value)
{
	int i,j;
	 for(i=0;i<=value;i++)
	 {for(j=0;j<=500;j++);}
}
void LCD_WRITE_CMD(unsigned int cmd)
{
	      RS = 0;
	      RDB = 1;
	      WRB = 1;

	      TFT_CS = 0;
	      DataH = cmd>>8;
  	    WRB = 0;
	      WRB = 1;
	      DataH = cmd;
 	      WRB = 0;
	      WRB = 1;	
	      TFT_CS = 1;
	
}

void LCD_WRITE_DATA(unsigned int dat)
{
	      RS = 1;
	      RDB = 1;
	      WRB = 1;

	      TFT_CS = 0;
	      DataH = dat>>8;
	
		    WRB = 0;
	      WRB = 1;
	
	      DataH = dat;
	      WRB = 0;
	      WRB = 1;	
	      TFT_CS = 1;
}
void LCD_WRITE_DATA2(unsigned char dat1,unsigned char dat2)
{
	      RS = 1;
	      RDB = 1;
	      WRB = 1;

	      TFT_CS = 0;
	      DataH = dat1;
	
		     WRB = 0;
	      WRB = 1;	
	
	      DataH = dat2;
	      WRB = 0;
	      WRB = 1;	
	      TFT_CS = 1;
}

void seng_cmd_dat(int cmd,int dataa)
     {
     LCD_WRITE_CMD(cmd);
     LCD_WRITE_DATA(dataa);
     }
void reset(void)
{
	RES = 1;
	delayms(50);
	RES = 0;
	delayms(200);
	RES = 1;
	delayms(500);
}

void lcd_init(void)
{
 
	reset();
	seng_cmd_dat(0x0080, 0x008d);
	seng_cmd_dat(0x0092, 0x0010);  /*避免白屏*/

    	seng_cmd_dat(0x0011, 0x001f); 
	seng_cmd_dat(0x0012, 0x5000);
	seng_cmd_dat(0x0013, 0x0070);
	seng_cmd_dat(0x0014, 0x4068);
	seng_cmd_dat(0x0010, 0x0c00); 
	seng_cmd_dat(0x0011, 0x011f);
	delayms(10);
	seng_cmd_dat(0x0011, 0x011f);
	delayms(10);
	seng_cmd_dat(0x0011, 0x031f);
	delayms(10);
	seng_cmd_dat(0x0011, 0x071f);
	delayms(10);
	seng_cmd_dat(0x0011, 0x0f1f);
	delayms(20);
	seng_cmd_dat(0x0011, 0x0f3f);
	delayms(30);
	
	//*************************************Display Control Register Setting****************************//

    seng_cmd_dat(0x0001, 0x0128);    
    seng_cmd_dat(0x0002, 0x0100);    
    seng_cmd_dat(0x0003, 0x1030);    
    seng_cmd_dat(0x000c, 0x0000);    
	seng_cmd_dat(0x000F, 0x1801);    
    seng_cmd_dat(0x0015, 0x0070);    
    seng_cmd_dat(0x0030, 0x0000);     
	// ----------- Adjust the Gamma Curve ----------//
	seng_cmd_dat(0x0050, 0x000f);
	seng_cmd_dat(0x0051, 0x000f);
	seng_cmd_dat(0x0052, 0x0000);
	seng_cmd_dat(0x0053, 0x0300);
	seng_cmd_dat(0x0054, 0x0000);
	seng_cmd_dat(0x0055, 0x0800);
	seng_cmd_dat(0x0056, 0x0000);
	seng_cmd_dat(0x0057, 0x0003);
	seng_cmd_dat(0x0058, 0x021f);
	seng_cmd_dat(0x0059, 0x1f02);
	//------------------ RAM Address control ---------------//
	
	seng_cmd_dat(0x0036, 0x00ef); 
	seng_cmd_dat(0x0037, 0x0000); 
	seng_cmd_dat(0x0038, 0x013f); 
	seng_cmd_dat(0x0039, 0x0000);
	seng_cmd_dat(0x0020, 0x0000); 
	seng_cmd_dat(0x0021, 0x0000);

//--------------- Panel interface control---------------//
	seng_cmd_dat(0x0007, 0x0010);
	seng_cmd_dat(0x0007, 0x0012);
	delayms(10);
	seng_cmd_dat(0x0007, 0x0013);
	delayms(10);
	seng_cmd_dat(0x0007, 0x0017);


}

void LCD_SET_WIN(void)
{	

   seng_cmd_dat(0x0021,0x0000);//RAM address set
   seng_cmd_dat(0x0044,0x7F00);//Horizontal RAM Address Position//HEA=0x7f, HSA=0
   seng_cmd_dat(0x0045,0x9F00);//Vertical RAM Address Position//VEA=0x9f, VSA=0
	LCD_WRITE_CMD(0x0022);//LCD_WriteCMD(GRAMWR);	
	
	
}	


void LCD_BRUSH(int color)
{
	int i,j;
//	LCD_SET_WIN();
	for(i=0;i<240;i++)
		{
			for(j=0;j<320;j++)
				{
//				LCD_WRITE_DATA(color>>8);
//				LCD_WRITE_DATA(color);
 				LCD_WRITE_DATA(color);
				}
		}
}

unsigned char LCD_ID_0154(unsigned int dat)
{
		unsigned int temp,DH,DL;
		LCD_WRITE_CMD(dat);
		temp=0;
		P0=0xff;
		P2=0xff;

		RS=1;		
		TFT_CS=0;		
		RDB=0;	
		delayms(5);
				
		DH=P2;		 //8位读
		RDB=1;		//读关闭

		RDB=0;	
		DL=P2;		 //8位读


		RDB=1;		//读关闭


		
		TFT_CS=1;		//片选关闭
		
		UART_send_data(DH);
		UART_send_data(DL);

		return temp;		
}
//void draw_pic()
//{
//	int i=0,m=0,n=0	;


//	for(m=0;m<320;m++)     //刷图片
//		{
//		   	for(n=0;n<240;n++)
//			{
//			 	if(i == 16800)
//					i = 0;

//				LCD_WRITE_DATA2(image[i*2+1],image[i*2]);
//				
//				i++;
//				  
//			 }
//		}

//	
//		

//}
void main(void)
{
	unsigned char id;
	UART_init();
	reset();
	id = LCD_ID_0154(0x00);

	lcd_init();
	LCD_SET_WIN();
	while(1)
	{
 		LCD_BRUSH(0x0000);
		delayms(1000);
		
				LCD_BRUSH(0xf800);
		delayms(1000);
				LCD_BRUSH(0x07e0);
		delayms(1000);
				LCD_BRUSH(0x001f);
		delayms(1000);

		LCD_BRUSH(0xffff);
		delayms(1000);
	//	draw_pic();
		
				delayms(1000000);
//		LCD_BRUSH(0xf7de);
//		delay(1000);
//////		LCD_BRUSH(0x001f);
//		delay(1000);
 ////		LCD_BRUSH(0xf81f);
////		delay(1000);
//		LCD_BRUSH(0x07e0);
//		delay(1000);
//		LCD_BRUSH(0x001f);
//		delay(1000);
//		LCD_BRUSH(0xffe0);
//		delay(1000);
	}	 
}