#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 int cmd)
{
	      RS = 0;
//	      RDB = 1;
//	      WRB = 1;
	      TFT_CS = 0;
	      DataH = cmd>>8;
			DataL = 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;
  			DataL = 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;

	
	      DataL = 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();

	
/*
R61526+TM3.14, 18bpp, VDD=2.8V, GAMMA2.2
*/

LCD_WRITE_CMD(0xB0);
LCD_WRITE_DATA(0x3F);
LCD_WRITE_DATA(0x3F);
delayms(5);

LCD_WRITE_CMD(0xB3);
LCD_WRITE_DATA(0x02);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x00);

LCD_WRITE_CMD(0xB4);
LCD_WRITE_DATA(0x00);

LCD_WRITE_CMD(0xC0);
LCD_WRITE_DATA(0x33);
LCD_WRITE_DATA(0x4F);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x10);
LCD_WRITE_DATA(0xA2);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x01);
LCD_WRITE_DATA(0x00);

LCD_WRITE_CMD(0xC1);
LCD_WRITE_DATA(0x01);
LCD_WRITE_DATA(0x02);
LCD_WRITE_DATA(0x20);
LCD_WRITE_DATA(0x08);
LCD_WRITE_DATA(0x08);

delayms(25);

LCD_WRITE_CMD(0xC3);
LCD_WRITE_DATA(0x01);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x28);
LCD_WRITE_DATA(0x08);
LCD_WRITE_DATA(0x08);

delayms(25);

LCD_WRITE_CMD(0xC4);
LCD_WRITE_DATA(0x11);
LCD_WRITE_DATA(0x01);
LCD_WRITE_DATA(0x23);
LCD_WRITE_DATA(0x04);
LCD_WRITE_DATA(0x00);

LCD_WRITE_CMD(0xC8);//GAMMA
LCD_WRITE_DATA(0x05);
LCD_WRITE_DATA(0x0C);
LCD_WRITE_DATA(0x0B);
LCD_WRITE_DATA(0x13);
LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x0A);
LCD_WRITE_DATA(0x04);
LCD_WRITE_DATA(0x09);
LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x10);
LCD_WRITE_DATA(0x10);

LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x09);
LCD_WRITE_DATA(0x04);
LCD_WRITE_DATA(0x0A);
LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x13);
LCD_WRITE_DATA(0x0B);
LCD_WRITE_DATA(0x0C);
LCD_WRITE_DATA(0x05);
LCD_WRITE_DATA(0x05);
LCD_WRITE_DATA(0x01);

LCD_WRITE_CMD(0xC9);//GAMMA
LCD_WRITE_DATA(0x05);
LCD_WRITE_DATA(0x0C);
LCD_WRITE_DATA(0x0B);
LCD_WRITE_DATA(0x13);
LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x0A);
LCD_WRITE_DATA(0x04);
LCD_WRITE_DATA(0x09);
LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x10);
LCD_WRITE_DATA(0x10);

LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x09);
LCD_WRITE_DATA(0x04);
LCD_WRITE_DATA(0x0A);
LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x13);
LCD_WRITE_DATA(0x0B);
LCD_WRITE_DATA(0x0C);
LCD_WRITE_DATA(0x05);
LCD_WRITE_DATA(0x05);
LCD_WRITE_DATA(0x01);

LCD_WRITE_CMD(0xCA);//GAMMA
LCD_WRITE_DATA(0x05);
LCD_WRITE_DATA(0x0C);
LCD_WRITE_DATA(0x0B);
LCD_WRITE_DATA(0x13);
LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x0A);
LCD_WRITE_DATA(0x04);
LCD_WRITE_DATA(0x09);
LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x10);
LCD_WRITE_DATA(0x10);

LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x09);
LCD_WRITE_DATA(0x04);
LCD_WRITE_DATA(0x0A);
LCD_WRITE_DATA(0x12);
LCD_WRITE_DATA(0x13);
LCD_WRITE_DATA(0x0B);
LCD_WRITE_DATA(0x0C);
LCD_WRITE_DATA(0x05);
LCD_WRITE_DATA(0x05);
LCD_WRITE_DATA(0x01);

LCD_WRITE_CMD(0xD0);
LCD_WRITE_DATA(0x33);//BT
LCD_WRITE_DATA(0x53);
LCD_WRITE_DATA(0x87);//VC2
LCD_WRITE_DATA(0x3B);//VRH
LCD_WRITE_DATA(0x30);//DCT
LCD_WRITE_DATA(0x00);

LCD_WRITE_CMD(0xD1);
LCD_WRITE_DATA(0x58);
LCD_WRITE_DATA(0x57);
LCD_WRITE_DATA(0x10);

LCD_WRITE_CMD(0xD2);
LCD_WRITE_DATA(0x03);
LCD_WRITE_DATA(0x24);

LCD_WRITE_CMD(0xD4);
LCD_WRITE_DATA(0x03);
LCD_WRITE_DATA(0x24);

LCD_WRITE_CMD(0xE2);
LCD_WRITE_DATA(0x3F);

LCD_WRITE_CMD(0x35);
LCD_WRITE_DATA(0x00);

LCD_WRITE_CMD(0x36);
LCD_WRITE_DATA(0x00);

LCD_WRITE_CMD(0x3A); //16/18 bit
LCD_WRITE_DATA(0x55);//66->18 bit, 55->16bit.

LCD_WRITE_CMD(0x2A);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0xEF);

LCD_WRITE_CMD(0x2B);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x00);
LCD_WRITE_DATA(0x01);
LCD_WRITE_DATA(0x3F);

LCD_WRITE_CMD(0x11);
delayms(150);

LCD_WRITE_CMD(0x29);
delayms(30);

LCD_WRITE_CMD(0x2C);
}

void LCD_SET_WIN(void)
{	
		LCD_WRITE_CMD(0x2A); 
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0xef);

		LCD_WRITE_CMD(0x2B); 
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0x00);
		LCD_WRITE_DATA(0x01);
		LCD_WRITE_DATA(0x3f);


			LCD_WRITE_CMD(0x002C);		
	
}	


void LCD_BRUSH(int color)
{
	int i,j;
	
 
	for(i=0;i<320;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_9341(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=P0;
//		DL=P0;

		RDB=1;		//读关闭
		UART_send_data(DH);
//		UART_send_data(DL);

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

		DH=P0;
//		DL=P0;

		RDB=1;		//读关闭
		UART_send_data(DH);
//		UART_send_data(DL);

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

		DH=P0;
//		DL=P0;

		RDB=1;		//读关闭
		UART_send_data(DH);
//		UART_send_data(DL);

		temp=temp|DH;  		//读出0x0093
		temp=temp<<8;




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

		DH=P0;
//		DL=P0;

		RDB=1;		//读关闭
		UART_send_data(DH);		  //读出0x0041
//		UART_send_data(DL);


		
		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)
	{	  UART_send_data(KEY);

	delayms(10);}
	
}



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

	UART_init();
	reset();
	id = LCD_ID_9341(0x04);

	lcd_init();
	LCD_SET_WIN();
	while(1)
	{
		LCD_BRUSH(0x0000);
		KeyPress();		
		LCD_BRUSH(0xf800);

		LCD_BRUSH(0x07e0);
 		LCD_BRUSH(0x001f);

 		draw_pic();
		KeyPress();		
		LCD_BRUSH(0xffff);

		
 
		
#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	 
	}	 
}