s6d0128.c

配S6D0128 的 TFT LCD

/************************************************
dots		240*320
controller	lg4531
interface	8080/16bits   P1-L,P2-H
************************************************/
#include<absacc.h>
#include <reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
#define p0 XBYTE[0x0000]

sbit res=P3^2;
sbit cs=P3^3; 
sbit rs=P3^4;
sbit wr=P3^5;
sbit rd=P3^6;

unsigned char code pic[];

void initialization();
void delay(unsigned int t);
void write_command(uchar dd);
void write_data(uchar data_h,data_l);
void picture();
void display_rgb(uchar h_data,l_data);



void delay(unsigned int t)
{
	uchar t1;
	while(t--)
	for(t1=16;t1>0;t1--)
	{;}  //0.1ms
}

void write_command(uchar dd)
{
 
 cs=0;
 rs=0;
 rd=1;
 
 P2=0x00;
 P1=dd;
 wr=0;
 //delay(0);
 wr=1;
 cs=1;
}


void write_data(uchar data_h,data_l)
{ 
 cs=0;
 rs=1;
 rd=1;
 P2=data_h;
 P1=data_l;
 wr=0;
 wr=1;
 cs=1;
}
  
void picture(void)
{
	unsigned int i;
    //int j;
    
     write_command(0x44);write_data(0xaf,0x00); 
    write_command(0x45);write_data(0xdb,0x00);
	write_command(0x22);
for(i=0;i<38720; i=i+2)
     { 
      //j=i+1;
		write_data(*(pic+i),*(pic+(i+1)));
	}
for(i=0;i<38720; i=i+2)
     { 
      //j=i+1;
		write_data(*(pic+i),*(pic+(i+1)));
	}

}
void initialization()
{ 
      
        write_command(0x00);
        write_data(0x00,0x01); //start osc

         write_command(0x11);
        write_data(0x30,0x03); //set ss and sm bit

         write_command(0x14);
        write_data(0x2d,0x2a);//set 1 line inversion

        write_command(0x10);
        write_data(0x1b,0x00); // set gram write direction and bgr=1
 delay(200);
delay(200);
delay(200);
delay(200);
delay(200);
delay(200);
delay(200);
delay(200);
        write_command(0x13);
        write_data(0x00,0x70); //resie register
 delay(200);
delay(200);
delay(200); 
 delay(200);
delay(200);
delay(200);   
          write_command(0x01);
        write_data(0x01,0x1b); //set back$front porch

        write_command(0x02);
        write_data(0x07,0x00);//set no display area refresh cycle ISC(3:0)

        write_command(0x03);
        write_data(0x10,0x30); //fmark function

          write_command(0x08);
        write_data(0x01,0x02); //rgb interface setting
      
          write_command(0x0b);
        write_data(0x00,0x01); //frame mark position
      
          write_command(0x0c);
        write_data(0x00,0x03); //rgb interface polarity