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修改2_Proteus环境下Led点阵屏控显示仿真
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结合PROTEUS仿真的12864液晶显示程序
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结合PROTEUS仿真的12864液晶显示程序
官方公共微信7127人阅读
经过半天的努力，终于在PROTEUS上让液晶屏显出汉字了
以下是源代码
/*******************************main.h******************************/
#ifndef _MAIN_H#define _MAIN_H
#include &reg52.h&
#define LcdDataPort P2&& //数据端口
#ifndef UCHAR_DEF#define UCHAR_DEFtypedef#endif
sbit Reset = P3^0;&& //复位sbit RS = P3^1;&&& //指令数据选择sbit E = P3^2;&&& //指令数据控制sbit CS1 = P3^4;&& //左屏幕选择，低电平有效sbit CS2 = P3^5;&& //右屏幕选择sbit RW = P3^3;&&& //读写控制sbit busy = P2^7;&& //忙标志
void SetOnOff(uchar onoff);&&//开关显示void SelectScreen(uchar screen);//选择屏幕void ClearScreen(uchar screen);&//清屏void Show1616(uchar lin,uchar colum,uchar *address);//显示一个汉字void CheckState();&& //判断状态void LcdDelay(unsigned int time); //延时void WriteData(uchar dat); //写数据void SendCommand(uchar command); //写指令void SetLine(uchar line);& //置行地址void SetColum(uchar colum);//置列地址void SetStartLine(uchar startline);//置显示起始行void InitLcd();&&& //初始化void ResetLcd();&& //复位
/*********************************************************************/
/***********************************lcd.c****************************************/
#include "main.h"
void CheckState(){&E = 1;&RS = 0;&RW = 1;&LcdDataPort = 0&while(!busy);}
void LcdDelay(unsigned int time){&while(time --);}
void WriteData(uchar dat){&CheckState();&E = 1;&RS = 1;&RW = 0;&LcdDataPort =&E = 0;}
void SendCommand(uchar command){&CheckState();&E = 1;&RW = 0;&RS = 0;&LcdDataPort =&E = 0;}
void SelectScreen(uchar screen)&//0-全屏，1&左屏，2-右屏{&switch(screen)&{&&case 0 :&&&CS1 = 0;&&&LcdDelay(2);&&&CS2 = 1;&&&LcdDelay(2);&&&&&case 1 :&&&CS1 = 1;&&&LcdDelay(2);&&&CS2 = 0;&&&LcdDelay(2);&&&&&case 2 :&&&CS1 = 0;&&&LcdDelay(2);&&&CS2 = 0;&&&LcdDelay(2);&&&&}}
void ClearScreen(uchar screen)& // screen 0-全屏，1&左屏，2-右屏{&uchar i,j;&SelectScreen(screen);&for(i = 0;i & 8;i ++)&{&&SetLine(i);&&SetColum(0);&&for(j = 0;j & 64; j ++)&&&WriteData(0);&}}
void SetLine(uchar line)& //line -& 0 : 7{&line = line & 0x07;&line = line | 0xb8;&&&//1011 1xxx&SendCommand(line);}
void SetColum(uchar colum)&//colum -& 0 :63{&colum = colum & 0x3f;&colum = colum | 0x40;& //01xx xxxx&SendCommand(colum);}
void SetStartLine(uchar startline) //startline -& 0 : 63{&startline = startline & 0x3f;&startline = startline | 0xc0;&//11xxxxxx&SendCommand(startline);}
void SetOnOff(uchar onoff) //1-开显示 0-关{&if(onoff == 1)&&SendCommand(0x3f);&& //x&else&&SendCommand(0x3e);}
void ResetLcd(){&Reset = 0;&LcdDelay(2);&Reset = 1;&LcdDelay(2);&RS0 = 0;&LcdDelay(2);&RS1 = 0;&LcdDelay(2);&SetOnOff(1);}
void InitLcd(){&ResetLcd();&SetOnOff(0);&ClearScreen(2);&SetLine(0);&SetColum(0);&SetStartLine(0);&SetOnOff(1);}
void Show1616(uchar lin,uchar colum,uchar *address){&&SetLine(lin);&SetColum(colum);&for(i = 0;i & 16;i ++)&&WriteData(*(address ++));&SetLine(lin + 1);&SetColum(colum);&for(i = 0;i & 16;i ++)&&WriteData(*(address ++));}
/*******************************************************************************/&
/********************************main.c***********************************************/#include &reg52.h&#include "main.h"
const uchar code HZ_tab[] = {&&&&& 0x10,0x21,0x62,0x06,0x82,0xE2,0x22,0x22,&&&&& 0x22,0xF2,0x22,0x02,0xFE,0x03,0x02,0x00,&&& //河&&&&& 0x04,0x04,0xFE,0x01,0x00,0x0F,0x04,0x04,&&&&& 0x04,0x0F,0x40,0x80,0x7F,0x00,0x00,0x00,
& && 0x04,0xE4,0x24,0x24,0x64,0xA4,0x24,0x3F,&&&&& 0x24,0xA4,0x64,0x24,0x24,0xF6,0x24,0x00,&&& //南&&&&& 0x00,0xFF,0x00,0x09,0x09,0x09,0x09,0x7F,&&&&& 0x09,0x09,0x09,0x49,0x80,0x7F,0x00,0x00,&&
&&&&& 0x24,0x24,0x24,0xA4,0xFE,0xA3,0x22,0x00,&&&&& 0x24,0x48,0x00,0xFF,0x00,0x80,0x00,0x00,&&& //科&&&&& 0x10,0x08,0x06,0x01,0xFF,0x00,0x01,0x02,&&&&& 0x02,0x02,0x02,0xFF,0x01,0x01,0x01,0x00,
&&&&& 0x10,0x10,0x10,0xFF,0x10,0x10,0x88,0x88,&&&&& 0x88,0xFF,0x88,0x88,0x8C,0x08,0x00,0x00,&&& //技&&&&& 0x04,0x44,0x82,0x7F,0x01,0x80,0x81,0x46,&&&&& 0x28,0x10,0x28,0x26,0x41,0xC0,0x40,0x00,
&&&&& 0x20,0x20,0x20,0x20,0x20,0x20,0xA0,0x7F,&&&&& 0xA0,0x20,0x20,0x20,0x20,0x30,0x20,0x00,&&& //大&&&&& 0x00,0x40,0x40,0x20,0x10,0x0C,0x03,0x00,&&&&& 0x01,0x06,0x08,0x10,0x20,0x60,0x20,0x00,
&&&&& 0x40,0x30,0x11,0x96,0x90,0x90,0x91,0x96,&&&&& 0x90,0x90,0x98,0x14,0x13,0x50,0x30,0x00,&&& //学&&&&& 0x04,0x04,0x04,0x04,0x04,0x44,0x84,0x7E,&&&&& 0x06,0x05,0x04,0x04,0x04,0x06,0x04,0x00,
&&&&& 0x00,0xF8,0x48,0x48,0x48,0x48,0xFF,0x48,&&&&& 0x48,0x48,0x48,0xFC,0x08,0x00,0x00,0x00,&&& //电&&&&& 0x00,0x07,0x02,0x02,0x02,0x02,0x3F,0x42,&&&&& 0x42,0x42,0x42,0x47,0x40,0x70,0x00,0x00,
&&&&& 0x80,0x80,0x82,0x82,0x82,0x82,0x82,0xE2,&&&&& 0xA2,0x92,0x8A,0x86,0x80,0xC0,0x80,0x00,&&& //子&&&&& 0x00,0x00,0x00,0x00,0x00,0x40,0x80,0x7F,&&&&& 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
&& 0x80,0x40,0x20,0xF8,0x07,0x24,0x24,0x24,&&&&& 0x25,0x26,0x24,0x24,0xB4,0x26,0x04,0x00,&&& //信&&&&& 0x00,0x00,0x00,0xFF,0x00,0x01,0xFD,0x45,&&&&& 0x45,0x45,0x45,0x45,0xFD,0x01,0x00,0x00,
&&&&& 0x00,0x00,0x00,0xFC,0xA4,0xA6,0xA5,0xA4,&&&&& 0xA4,0xA4,0xA4,0xFE,0x04,0x00,0x00,0x00,&&& //息&&&&& 0x40,0x30,0x00,0x77,0x84,0x84,0x8C,0x94,&&&&& 0xB4,0x84,0x84,0xE7,0x00,0x10,0x60,0x00,
&& 0x00,0x04,0x04,0x04,0x04,0x04,0x04,0xFC,&&&&& 0x04,0x04,0x04,0x04,0x06,0x04,0x00,0x00,&&& //工&&&&& 0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x3F,&&&&& 0x20,0x20,0x20,0x20,0x20,0x30,0x20,0x00,
&& 0x24,0x24,0xA4,0xFE,0xA3,0x22,0x20,0x7E,&&&&& 0x42,0x42,0x42,0x42,0x42,0x7F,0x02,0x00,&&& //程&&&&& 0x08,0x06,0x01,0xFF,0x00,0x43,0x41,0x49,&&&&& 0x49,0x49,0x7F,0x49,0x4D,0x69,0x41,0x00,
&& 0x40,0x30,0x11,0x96,0x90,0x90,0x91,0x96,&&&&& 0x90,0x90,0x98,0x14,0x13,0x50,0x30,0x00,&&& //学&&&&& 0x04,0x04,0x04,0x04,0x04,0x44,0x84,0x7E,&&&&& 0x06,0x05,0x04,0x04,0x04,0x06,0x04,0x00,
&& 0x00,0xFE,0x22,0x5A,0x96,0x0C,0x24,0x24,&&&&& 0x25,0x26,0x24,0x34,0xA4,0x14,0x0C,0x00,&&& // 院&&&&& 0x00,0xFF,0x04,0x08,0x87,0x81,0x41,0x31,&&&&& 0x0F,0x01,0x3F,0x41,0x41,0x41,0x70,0x00};
void main(){&uchar i,line,&uchar *&InitLcd();&&while(1)&{&&colum = 16;&&line = 1;&&address = HZ_&&SetOnOff(0);&&&&&&&&&&&&&&& //关显示&&for(i = 1;i & 7;i ++)&&{&&&if(i & 4)&&&&SelectScreen(0);&&&else&&&&SelectScreen(1);&&&Show1616(line,colum ,address);& &&&colum += 16;&&&if(colum &63)&&&&colum = 0;&&&address += 32;&&&&&& //向DDRAM中写入数据&&}&&line = 5;&&colum = 0;&&for(i = 0;i &8; i ++)&&{&&&if(i & 4)&&&&SelectScreen(0);&&&else&&&&SelectScreen(1);&&&Show1616(line,colum ,address);&&&colum += 16;&&&if(colum &63)&&&&colum = 0;&&&address += 32;&&}&&&SelectScreen(2);&&SetOnOff(1);&&&&// 开显示&&for(i = 0;i & 50;i ++)&&//延时&&&LcdDelay(30000);&}
/********************************************************************************/&&&
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