89c52单片机仿真ILI9341液晶屏驱动程序 -

//#include <REGX52.H>
#include <REGX55.H>
#include <intrins.h>
#include "map.h"
//#define RED 0XF800 //红色
//#define GREEN 0X07E0 //绿色
//#define BLUE 0X001F //蓝色
//#define WHITE 0XF785 //白色
#define DATA_H P2
#define DATA_L P1
sbit LCD_CS = P3^1;
sbit LCD_RS = P3^2;
sbit LCD_WR = P3^3;
sbit LCD_RD = P3^4;
sbit LCD_RESET = P3^0;
void Delay1ms() //@12.000MHz
{
unsigned char i, j;
i = 12;
j = 169;
do
{
while (--j);
} while (--i);
}
void delay_ms(unsigned int ms)
{
while(ms--)
{
Delay1ms();
}
}
void LCD_WR_DATA(unsigned char val)
{
LCD_RS=1; //RS=1;
LCD_CS=0; //CS=0;
DATA_L=val;
LCD_WR=0; //WR=0;
LCD_WR=1; //WR=1;
LCD_CS=1; //CS=1;
}
void LCD_WR_REG(unsigned char reg)
{
LCD_RS=0; //RS=0;
LCD_CS=0; //CS=0;
DATA_L=reg;
LCD_WR=0; //WR=0;
LCD_WR=1; //WR=1;
LCD_CS=1; //CS=1;
}
void LCD_Init()
{
LCD_RESET=0;
delay_ms(10);
LCD_RESET=1;
delay_ms(120);
LCD_WR_REG(0xCF);
LCD_WR_DATA(0x00);
LCD_WR_DATA(0xC1);
LCD_WR_DATA(0X30);
LCD_WR_REG(0xED);
LCD_WR_DATA(0x64);
LCD_WR_DATA(0x03);
LCD_WR_DATA(0X12);
LCD_WR_DATA(0X81);
LCD_WR_REG(0xE8);
LCD_WR_DATA(0x85);
LCD_WR_DATA(0x10);
LCD_WR_DATA(0x7A);
LCD_WR_REG(0xCB);
LCD_WR_DATA(0x39);
LCD_WR_DATA(0x2C);
LCD_WR_DATA(0x00);
LCD_WR_DATA(0x34);
LCD_WR_DATA(0x02);
LCD_WR_REG(0xF7);
LCD_WR_DATA(0x20);
LCD_WR_REG(0xEA);
LCD_WR_DATA(0x00);
LCD_WR_DATA(0x00);
LCD_WR_REG(0xC0); //Power control //电源控制
LCD_WR_DATA(0x1B); //VRH[5:0]
LCD_WR_REG(0xC1); //Power control
LCD_WR_DATA(0x01); //SAP[2:0];BT[3:0]
LCD_WR_REG(0xC5); //VCM control
LCD_WR_DATA(0x30); //3F
LCD_WR_DATA(0x30); //3C
LCD_WR_REG(0xC7); //VCM control2
LCD_WR_DATA(0XB7);
LCD_WR_REG(0x36); // Memory Access Control （存储器访问控制）
LCD_WR_DATA(0x48);
LCD_WR_REG(0x3A); //像素格式设置
LCD_WR_DATA(0x55);
LCD_WR_REG(0xB1);
LCD_WR_DATA(0x00);
LCD_WR_DATA(0x1A);
LCD_WR_REG(0xB6); // Display Function Control
LCD_WR_DATA(0x0A);
LCD_WR_DATA(0xA2);
LCD_WR_REG(0xF2); // 3Gamma Function Disable
LCD_WR_DATA(0x00);
LCD_WR_REG(0x26); //Gamma curve selected
LCD_WR_DATA(0x01);
LCD_WR_REG(0xE0); //Set Gamma
LCD_WR_DATA(0x0F);
LCD_WR_DATA(0x2A);
LCD_WR_DATA(0x28);
LCD_WR_DATA(0x08);
LCD_WR_DATA(0x0E);
LCD_WR_DATA(0x08);
LCD_WR_DATA(0x54);
LCD_WR_DATA(0XA9);
LCD_WR_DATA(0x43);
LCD_WR_DATA(0x0A);
LCD_WR_DATA(0x0F);
LCD_WR_DATA(0x00);
LCD_WR_DATA(0x00);
LCD_WR_DATA(0x00);
LCD_WR_DATA(0x00);
LCD_WR_REG(0XE1); //Set Gamma
LCD_WR_DATA(0x00);
LCD_WR_DATA(0x15);
LCD_WR_DATA(0x17);
LCD_WR_DATA(0x07);
LCD_WR_DATA(0x11);
LCD_WR_DATA(0x06);
LCD_WR_DATA(0x2B);
LCD_WR_DATA(0x56);
LCD_WR_DATA(0x3C);
LCD_WR_DATA(0x05);
LCD_WR_DATA(0x10);
LCD_WR_DATA(0x0F);
LCD_WR_DATA(0x3F);
LCD_WR_DATA(0x3F);
LCD_WR_DATA(0x0F);
LCD_WR_REG(0x2B);
LCD_WR_DATA(0x00);
LCD_WR_DATA(0x00);
LCD_WR_DATA(0x01);
LCD_WR_DATA(0x3f);
LCD_WR_REG(0x2A); //列地址设定
LCD_WR_DATA(0x00); //第一个参数
LCD_WR_DATA(0x00); //第二参数
LCD_WR_DATA(0x00); //第三参数
LCD_WR_DATA(0xef); //第四参数
LCD_WR_REG(0x11); //Exit Sleep
delay_ms(120);
LCD_WR_REG(0x29); //display on
}
void LCD_SetArea(unsigned int stx,unsigned int sty,unsigned int endx,unsigned int endy)
{//分别四个参数来设置起使X,起使Y,结整X,结束Y
LCD_WR_REG(0x2A); //列地址
LCD_WR_DATA(stx>>8);
LCD_WR_DATA(stx&0xff);
LCD_WR_DATA(endx>>8);
LCD_WR_DATA(endx&0xff);
LCD_WR_REG(0x2B); //页地址
LCD_WR_DATA(sty>>8);
LCD_WR_DATA(sty&0xff);
LCD_WR_DATA(endy>>8);
LCD_WR_DATA(endy&0xff);
}
void LcdWirteColorData(unsigned int color)
{
// LCD_RS=1; //RS=1;
// LCD_CS=0; //CS=0;
// DATA_H=color>>8;
// DATA_L=color;
// LCD_WR=0; //WR=0;
// LCD_WR=1; //WR=1;
// LCD_CS=1; //CS=1;
LCD_RS=1; //RS=1;
LCD_CS=0; //CS=0;
DATA_L=color>>8;
LCD_WR=0; //WR=0;
LCD_WR=1; //WR=1;
DATA_L=color;
LCD_WR=0; //WR=0;
LCD_WR=1; //WR=1;
LCD_CS=1; //CS=1;
}
//void LCD_Clear(unsigned int color)
//{
// unsigned int i,j;
// LCD_SetArea(0,0,180,240); //设置行列起使与结束
// LCD_WR_REG(0x2C); //写存储器
// for(i=0;i<320;i++)
// {
// for(j=0;j<360;j++)
// {
// LcdWirteColorData(color);
// }
// }
//}
void main()
{ unsigned int i;
unsigned int *image;
image=(unsigned int*)gImage_map;
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