tg19264－01b.c

铜铧19264-01B系列LCM屏的编程说明和自己编写的程序包括初始化和写屏函数

//铜桦LCM测试程序，使用周立功的DP-51+实验板，CPU：P89C52X2BN，晶振频率：11.0592
//连线图：DB0~7--P1.0~7, RESET--P3.0, CSB--P3.1, CSA--P3.2, E--P3.5, R/W--GND, D/I--P3.4
#include<reg52.H>	//加载头文件
#include <stdio.h>                /* 加载输入输出库函数 */
//定义控制线的I/O引脚
sbit DI=P3^4;       //指令/数据控制口
sbit E=P3^5;        //输出/锁存控制口
sbit RESET=P3^0;    //复位控制口
sbit CSB=P3^1;      //CSA,CSB作为片选控制口
sbit CSA=P3^2;
//定义缩写数据类型
#define uchar unsigned char
#define uint unsigned int
//函数原型说明
void initialize (void);   //初始化函数（全屏数据清零）
void CSame (uchar i);     //写整片函数－－整片显示相同的数据
void wrtins (uchar i);    //写指令函数
void wrdata (uchar i);    //写数据函数
void delay (uint x);      //延时函数
//void ScreenSame (uchar i);  //写全屏函数－－全屏显示相同的数据
void wrchar(bit i,bit j,uchar k,uchar l,uchar m,uchar n[]);   //写字函数
//定义汉字库
uchar code hua[32]={0x04,0x04,0x04,0x84,0xF4,0x2F,0x04,0x04,0xE4,0x0F,0x04,0xC4,0x84,0x04,0x04,0x00,0x00,0x02,0x01,0x00,0xFF,0x00,0x08,0x04,0x3F,0x42,0x41,0x40,0x40,0x78,0x20,0x00};
uchar code zai[32]={0x00,0x04,0x04,0xC4,0x64,0x9C,0x87,0x84,0x84,0xE4,0x84,0x84,0x84,0x84,0x04,0x00,0x04,0x02,0x01,0x7F,0x00,0x20,0x20,0x20,0x20,0x3F,0x20,0x20,0x20,0x20,0x20,0x00};
uchar code wo[32]={0x20,0x20,0x22,0x22,0xFE,0x21,0x21,0x20,0x20,0xFF,0x20,0x22,0xAC,0x20,0x20,0x00,0x04,0x04,0x42,0x82,0x7F,0x01,0x01,0x10,0x10,0x08,0x07,0x1A,0x21,0x40,0xF0,0x00};
uchar code bu[32]={0x00,0x02,0x02,0x02,0x02,0x82,0x42,0xFE,0x06,0x42,0xC2,0x82,0x02,0x03,0x02,0x00,0x00,0x08,0x04,0x02,0x01,0x00,0x00,0x7F,0x00,0x00,0x00,0x01,0x07,0x02,0x00,0x00};
uchar code de[32]={0x00,0xF8,0x8C,0x8B,0x88,0xF8,0x40,0x30,0x8F,0x08,0x08,0x08,0x08,0xF8,0x00,0x00,0x00,0x7F,0x10,0x10,0x10,0x3F,0x00,0x00,0x00,0x03,0x26,0x40,0x20,0x1F,0x00,0x00};
uchar code ri[32]={0x00,0x00,0x00,0xFE,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x3F,0x00,0x00,0x00,0x00};
uchar code zi[32]={0x00,0x00,0x02,0x02,0x02,0x02,0x02,0xE2,0x12,0x0A,0x06,0x02,0x00,0x80,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x41,0x81,0x7F,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00};
uchar code li[32]={0x00,0x00,0xFF,0x91,0x91,0x91,0x91,0xFF,0x91,0x91,0x91,0x91,0xFF,0x00,0x00,0x00,0x40,0x40,0x44,0x44,0x44,0x44,0x44,0x7F,0x44,0x44,0x44,0x44,0x44,0x40,0x40,0x00};
uchar code zhao[32]={0x00,0x00,0xFE,0x22,0x22,0xFE,0x40,0x21,0xD1,0x4F,0x41,0x51,0x61,0xDF,0x00,0x00,0x40,0x60,0x3B,0x01,0x09,0x33,0x60,0x00,0x0F,0x32,0x62,0x02,0x0A,0x37,0x60,0x00};
uchar code gu[32]={0x00,0xFE,0x02,0xF2,0x12,0x12,0xF2,0x00,0xF2,0x12,0x1A,0xD6,0x12,0xF2,0x02,0x00,0x20,0x1F,0x00,0x3F,0x10,0x09,0x45,0x40,0x2F,0x20,0x10,0x0F,0x10,0x2F,0x60,0x00};
uchar code hao[32]={0x10,0x10,0xF0,0x1F,0x10,0xF0,0x80,0x82,0x82,0x82,0xF2,0x8A,0x86,0x82,0x80,0x00,0x80,0x43,0x22,0x14,0x0C,0x73,0x20,0x00,0x40,0x80,0x7F,0x00,0x00,0x00,0x00,0x00};
uchar code zi4[32]={0x00,0x00,0x00,0xF8,0x48,0x48,0x4C,0x4B,0x4A,0x48,0x48,0x48,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0xFF,0x00,0x00,0x00};
uchar code ji[32]={0x00,0x00,0xE2,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x7E,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x78,0x20,0x00};
uchar code p1[32]={0x00,0x18,0x4C,0x06,0x66,0x66,0x06,0x06,0x06,0x06,0x66,0x66,0x06,0x4C,0x18,0x00,0x00,0x00,0x07,0x08,0x10,0x20,0x22,0x26,0x26,0x22,0x20,0x10,0x08,0x07,0x00,0x00};
//定义ASCII库
uchar code ASCII_A[16]={0x00,0x00,0xC0,0x38,0xE0,0x00,0x00,0x00,0x20,0x3C,0x23,0x02,0x02,0x27,0x38,0x20};
uchar code ASCII_B[16]={0x08,0xF8,0x88,0x88,0x88,0x70,0x00,0x00,0x20,0x3F,0x20,0x20,0x20,0x11,0x0E,0x00};
uchar code eight[16]={0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00};
//主程序开始
void main (void)
{
  uchar i;
  initialize();           //初始化
//ScreenSame(0x01);
  wrchar(0,0,16,0xb8,0x40,hua);
  delay(0xff);
  wrchar(0,0,16,0xb8,0x50,hua);
  delay(0xff);
  wrchar(0,0,16,0xb8,0x60,zai);
  delay(0xff);
  wrchar(0,0,16,0xb8,0x70,wo);
  delay(0xff);
  wrchar(0,1,16,0xb8,0x40,bu);
  delay(0xff);
  wrchar(0,1,16,0xb8,0x50,zai);
  delay(0xff);
  wrchar(0,1,16,0xb8,0x60,de);
  delay(0xff);
  wrchar(0,1,16,0xb8,0x70,ri);
  delay(0xff);
  wrchar(1,0,16,0xb8,0x40,zi);
  delay(0xff);
  wrchar(1,0,16,0xb8,0x50,li);
  delay(0xff);
  wrchar(1,0,16,0xb8,0x60,zhao);
  delay(0xff);
  wrchar(1,0,16,0xb8,0x70,gu);
  delay(0xff);
  wrchar(0,0,16,0xba,0x40,hao);
  delay(0xff);
  wrchar(0,0,16,0xba,0x50,zi4);
  delay(0xff);
  wrchar(0,0,16,0xba,0x60,ji);
  delay(0xff);
  wrchar(0,0,16,0xba,0x70,p1);
  delay(0xff);
  while(1)
  {
 for(i=0;i<64;i++)
    {
    CSA=0;
    CSB=0;
    wrtins(0xc1+i);
    CSA=0;
    CSB=1;
    wrtins(0xc1+i);
    CSA=1;
    CSB=0;
    wrtins(0xc1+i);
	delay(100);
    }
  };
}

void initialize (void)
{
  RESET=0;              //LCM复位信号有效
  delay(10);            //延时
  RESET=1;              //LCM复位信号无效
  CSA=0;                //片选第一片
  CSB=0;
  wrtins(0x3f);         //Display On
  CSame(0x00);          //全片清0
  CSA=0;                //片选第二片
  CSB=1;
  wrtins(0x3f);         //Display On
  CSame(0x00);          //全片清0
  CSA=1;                //片选第三片
  CSB=0;
  wrtins(0x3f);         //Display On
  CSame(0x00);          //全片清0
}

void CSame (uchar i)    //入口参数为清屏时每8行显示的数据
{
  uchar x,y;  //定义X,Y地址，初值为首地址
  uchar j,k;
  x=0xb8;
  y=0x40;
  wrtins(0xc0);         //Start=0
  for(j=0;j<8;j++)
  {
    wrtins(x);
	x++;              //X地址加1
    wrtins(y);        //每写完一个数Y地址会自动加1
    for(k=0;k<64;k++)
	{
      wrdata(i);
    }
  }
}

void wrtins (uchar i)    //入口参数为要写的指令的低8位
{
  E=0;                   //控制写脉冲
  DI=0;                  //表示是写指令 
  P1=i;                  //输出指令的低8位
  delay(1);
  E=1;
  delay(1);
  E=0;
  delay(1);
}     

void wrdata (uchar i)
{
  E=0;                   //控制写脉冲
  DI=1; 

  P1=i;                  //输出数据
  delay(1);
  E=1;
  delay(1);
  E=0;
  delay(1);
}   

void delay (uint x)     //入口参数控制延时的长短
{
  uchar j;
  while(x--){
    for(j=0;j<125;j++)
    {;}
    }
}

/*void ScreenSame (uchar i)
{
  CSA=0;                
  CSB=0;
  CSame(i);
  CSA=0;
  CSB=1;
  CSame(i);
  CSA=1;
  CSB=0;
  CSame(i);
}*/

void wrchar(bit i,bit j,uchar k,uchar l,uchar m,uchar n[])    //入口参数依次为片选信号，半字数组大小，X坐标，Y坐标和显示的字符数组
{
  uchar o,p,q;
  CSA=i;
  CSB=j;
  wrtins(0xc0);         //Start=0
  for(o=0;o<2;o++)
  {
    wrtins(l);  //设置X坐标
	l++;    //为了不使字符之间是紧挨着  空开1象素
    wrtins(m);  //设置Y坐标
    for(p=0;p<k;p++) 
    {
     q=n[p+o*k];
     wrdata(q);
    }
  }
}
/*******************************End*************************************/