#include<reg52.h> 
#include<16x8.h>
#include"Touch.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;

sbit	KEY =	P3^3;

struct pix_ Tp_pix;


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 char cmd)
{
	      RS = 0;
//	      RDB = 1;
//	      WRB = 1;
	      TFT_CS = 0;
	      DataH = cmd;
	      WRB = 0;
	      //;
	      WRB = 1;
//			DataH = cmd;
//	      WRB = 0;
//	      ;
//	      WRB = 1;
	      TFT_CS = 1;
	
}

void LCD_WRITE_DATA(unsigned char dat)
{
	      RS = 1;
//	      RDB = 1;
//	      WRB = 1;
	      TFT_CS = 0;
	
	      DataH = dat;
	      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();
 

  	 LCD_WRITE_CMD(0xf4);
	LCD_WRITE_DATA(0x59);
	LCD_WRITE_DATA(0x59);
	LCD_WRITE_DATA(0x52);
	LCD_WRITE_DATA(0x52);
	LCD_WRITE_DATA(0x11);
	
	LCD_WRITE_CMD(0xf5);
	LCD_WRITE_DATA(0x12);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x0b);
	LCD_WRITE_DATA(0xf0);
	LCD_WRITE_DATA(0x00);
	delayms(10);
	
	LCD_WRITE_CMD(0xf3);
	LCD_WRITE_DATA(0xff);
	LCD_WRITE_DATA(0x2a);
	LCD_WRITE_DATA(0x2a);
	LCD_WRITE_DATA(0x0a);
	LCD_WRITE_DATA(0x22);
	LCD_WRITE_DATA(0x72);
	LCD_WRITE_DATA(0x72);
	LCD_WRITE_DATA(0x20);
	
	LCD_WRITE_CMD(0x3a);
	LCD_WRITE_DATA(0x55);
	
	LCD_WRITE_CMD(0xf2);
	LCD_WRITE_DATA(0x17);
	LCD_WRITE_DATA(0x17);
	LCD_WRITE_DATA(0x0f);
	LCD_WRITE_DATA(0x08);
	LCD_WRITE_DATA(0x08);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x04);// 0x04  niuweifeng 20101102 0x00 ?????
	LCD_WRITE_DATA(0x13);
	LCD_WRITE_DATA(0x00);
	
	LCD_WRITE_CMD(0xf6);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x08);// 0x00 niuweifeng 20101102
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	
	LCD_WRITE_CMD(0xf7);
	LCD_WRITE_DATA(0x80);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x05);
	LCD_WRITE_DATA(0x0d);
	LCD_WRITE_DATA(0x1f);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x2d);
	LCD_WRITE_DATA(0x14);
	LCD_WRITE_DATA(0x15);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x20);
	LCD_WRITE_DATA(0x01);
	LCD_WRITE_DATA(0x22);
	LCD_WRITE_DATA(0x22);
	
	LCD_WRITE_CMD(0xf8);
	LCD_WRITE_DATA(0x80);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x05);
	LCD_WRITE_DATA(0x0d);
	LCD_WRITE_DATA(0x1f);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x2d);
	LCD_WRITE_DATA(0x14);
	LCD_WRITE_DATA(0x15);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x20);
	LCD_WRITE_DATA(0x01);
	LCD_WRITE_DATA(0x22);
	LCD_WRITE_DATA(0x22);
	
	LCD_WRITE_CMD(0xf9);
	LCD_WRITE_DATA(0x80);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x05);
	LCD_WRITE_DATA(0x0d);
	LCD_WRITE_DATA(0x1f);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x2d);
	LCD_WRITE_DATA(0x14);
	LCD_WRITE_DATA(0x15);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x20);
	LCD_WRITE_DATA(0x01);
	LCD_WRITE_DATA(0x22);
	LCD_WRITE_DATA(0x22);
	
	
	LCD_WRITE_CMD(0xfA);
	LCD_WRITE_DATA(0x80);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x05);
	LCD_WRITE_DATA(0x0d);
	LCD_WRITE_DATA(0x1f);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x2d);
	LCD_WRITE_DATA(0x14);
	LCD_WRITE_DATA(0x15);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x20);
	LCD_WRITE_DATA(0x01);
	LCD_WRITE_DATA(0x22);
	LCD_WRITE_DATA(0x22);
	
	LCD_WRITE_CMD(0xfB);
	LCD_WRITE_DATA(0x80);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x05);
	LCD_WRITE_DATA(0x0d);
	LCD_WRITE_DATA(0x1f);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x2d);
	LCD_WRITE_DATA(0x14);
	LCD_WRITE_DATA(0x15);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x20);
	LCD_WRITE_DATA(0x01);
	LCD_WRITE_DATA(0x22);
	LCD_WRITE_DATA(0x22);
	
	LCD_WRITE_CMD(0xfC);
	LCD_WRITE_DATA(0x80);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x05);
	LCD_WRITE_DATA(0x0d);
	LCD_WRITE_DATA(0x1f);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x2d);
	LCD_WRITE_DATA(0x14);
	LCD_WRITE_DATA(0x15);
	LCD_WRITE_DATA(0x26);
	LCD_WRITE_DATA(0x20);
	LCD_WRITE_DATA(0x01);
	LCD_WRITE_DATA(0x22);
	LCD_WRITE_DATA(0x22);
	
	LCD_WRITE_CMD(0xFD);
	LCD_WRITE_DATA(0x11);//0x11
	LCD_WRITE_DATA(0x01);
	
	LCD_WRITE_CMD(0x36);
	LCD_WRITE_DATA(0xa8); //????,??
	
	LCD_WRITE_CMD(0x35);
	LCD_WRITE_DATA(0x00);
	
	
	LCD_WRITE_CMD(0x2A);  //????,?? ??? 400.
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x01);
	LCD_WRITE_DATA(0x8f);
	
	LCD_WRITE_CMD(0x2B);//????,?? ??? 240.
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0xef);
	
	LCD_WRITE_CMD(0xF1);
	LCD_WRITE_DATA(0x5A);
	
	LCD_WRITE_CMD(0xFF);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x00);
	LCD_WRITE_DATA(0x40);//0x40
	
	LCD_WRITE_CMD(0x11);
	delayms(120);
	
	LCD_WRITE_CMD(0xF1);
	LCD_WRITE_DATA(0x00);
	
		LCD_WRITE_CMD(0x21);
	
	LCD_WRITE_CMD(0x29);
	delayms(40);	
 
LCD_WRITE_CMD(0x2c);
}

void LCD_SET_WIN(void)
{	
		LCD_WRITE_CMD(0x2b); 
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0xef);

		LCD_WRITE_CMD(0x2a); 
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0x01);
		LCD_WRITE_DATA(0x8f);


			LCD_WRITE_CMD(0x002C);		
	
}	


void LCD_BRUSH(int color)
{
	int i,j;
	for(i=0;i<400;i++)
		{
			for(j=0;j<240;j++)
				{
//				LCD_WRITE_DATA(color>>8);
//				LCD_WRITE_DATA(color);
 				LCD_WRITE_DATA2(color>>8,color);
				}
		}
}

unsigned char LCD_ID_04H0(unsigned int dat)
{
		unsigned int temp,DH,DL;
		LCD_WRITE_CMD(dat);
		temp=0;
		P0=0xff;
		P2=0xff;

		RS=1;		//选择数据
		TFT_CS=0;		//片选
		RDB=0;		//读开启
		delayms(5);		//延时

		DH=P2;
//		DL=P0;

		RDB=1;		//读关闭
		UART_send_data(DH); // 空读
 
				RS=1;		//选择数据
		TFT_CS=0;		//片选
		RDB=0;		//读开启
		delayms(5);		//延时

		DH=P2;
//		DL=P0;

		RDB=1;		//读关闭
		UART_send_data(DH); // 有效
 
		
		TFT_CS=1;		//片选关闭


		temp=temp|DH;
	
		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 Keypress()
{
	while(KEY)
	delayms(10);
}



void main(void)
{
	unsigned char id;
	unsigned int lx,ly,i;

	UART_init();
	reset();
	id = LCD_ID_04H0(0xDA);
	id = LCD_ID_04H0(0xDB);
	id = LCD_ID_04H0(0xDC);

	lcd_init();
	LCD_SET_WIN();
	while(1)
	{
//		LCD_BRUSH(0x0000);
//		LCD_BRUSH(0x001f);

// 		draw_pic();
		LCD_BRUSH(0x0000);KeyPress();
		LCD_BRUSH(0xf800);KeyPress();
		LCD_BRUSH(0x07e0);KeyPress();
		LCD_BRUSH(0x001f);KeyPress();


		
//		KeyPress();		
//		LCD_BRUSH(0x0000);

		draw_pic();
#if 1

 		spistart();  //模拟spi初始化
		while(1)
		{	
			if (Penirq==0)
			{  		
			if(Getpix()==1) //得到当前TP的取样值，此处使用软件滤波，2次取样的值相差太大的视为噪声
				{
				 lx=(4096-Tp_pix.x-320)/15+7;//x轴采样值转换成TFT的横坐标
	             ly=(Tp_pix.y-220)/11;//y轴采样值转换成TFT的纵坐标
	             drawpoint(240-lx,ly,0xffff); //写（x，y）点为红色
				}
	
	
			}
			else
			{
				
			}
	
	    }

#endif	 
	}	 
}