![VVOKCZP}(9NIL(8]ESEHB}N.png](http://c.51hei.com/d/forum/202006/10/160556jf4au3dqdduf4zsj.png "VVOKCZP}(9NIL(8]ESEHB}N.png")
#include "reg52.h"
#include "lcd.h"
#include "delay.h"
void main()
{
TMOD=0x20;
TH1=0xfd;
TL1=0xfd; //設置波特率9600
SCON=0x50; //允許串口接收
PCON=0x00;
TR1=1; //啟動定時器1
EA=1; //開啟中斷
ES=1;
LCD_INT(); //屏幕初始化
Write_String(1,5,"1234"); //對應的燈
while(1);
}
void Xian(uchar cm)
{
switch(cm)
{
case 0:Write_String(2,5,"0000");break;
case 1:Write_String(2,5,"1000");break; //燈的亮滅1亮0滅
case 2:Write_String(2,5,"0100");break;
case 4:Write_String(2,5,"0010");break;
case 8:Write_String(2,5,"0001");break;
default: break;
}
}
void UART() interrupt 4 using 0 //串口中斷
{
if(RI)
{
P2&=SBUF;
Xian(P2&0x0F);
}
TI=0;
RI=0;
}
問題我放在圖片里了。
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