标题: LCD1602显示+仿真 [打印本页]
作者: dxm1215225    时间: 2019-12-11 10:40
标题: LCD1602显示+仿真
#include<reg52.h>
#define LCD_DB  P0     
sbit LCD_RS = P2^6;
sbit LCD_RW = P2^5;
sbit LCD_EN = P2^7;
unsigned char Zh1[]="  Dian Zi 1801  ";
unsigned char Zh2[]="  Xue Hao:  18  ";

void Busy()                 //检忙
{
    unsigned char sta;      
    LCD_DB = 0xff;
    LCD_RS = 0;
    LCD_RW = 1;
    do
    {
    LCD_EN = 1;
    sta = LCD_DB;
    LCD_EN = 0;   
    }
    while(sta&0x80);
}
void Lcd_Write_Cmd(unsigned char cmd)      //命令
{
    Busy();
    LCD_RS = 0;
    LCD_RW = 0;
    LCD_DB = cmd;
    LCD_EN = 1;
    LCD_EN = 0;   
}
void Lcd_Write_Data(unsigned char dat)     //数据
{
    Busy();
    LCD_RS = 1;
    LCD_RW = 0;
    LCD_DB = dat;
    LCD_EN = 1;
    LCD_EN = 0;
}
void InitLcd()                            //初始化
{
    Lcd_Write_Cmd(0x38);   
    Lcd_Write_Cmd(0x08);
    Lcd_Write_Cmd(0x01);
    Lcd_Write_Cmd(0x06);
    Lcd_Write_Cmd(0x0c);     
}
void LcdSetCursor(unsigned char x,unsigned char y)   //坐标
{
    unsigned char addr;
    if(y == 0)
        addr = 0x00 + x;
    else
        addr = 0x40 + x;
   
    Lcd_Write_Cmd(addr|0X80);
}
void LcdShowStr(unsigned char x,unsigned char y,unsigned char *s)  //字符串   
{
    LcdSetCursor(x,y);     
    while(*s)
    {
        Lcd_Write_Data(*s);
        s++;
    }
}

void main(void)
{
P1=0xf0;
InitLcd();
LcdShowStr(0,0,Zh1);
    LcdShowStr(0,1,Zh2);
while(1);   
}

捕获.PNG (74.56 KB, 下载次数: 29)

LCD1602仿真图

LCD1602仿真图

LCD显示屏.zip

79.93 KB, 下载次数: 28, 下载积分: 黑币 -5

所有文件



欢迎光临 (http://www.51hei.com/bbs/) Powered by Discuz! X3.1