Question

求一个用串口工作方式1编写的用串口助手控制51单片机流水灯的程序，谢谢。

Answer 1

再试试：

#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int

void main()
{
PCON = 0;
SCON = 0x50; //串口方式1, 8-n-1, 允许接收.
TMOD = 0x20;
TH1 = 0xfd;
TL1 = 0xfd;
TR1 = 1;
ES = 1;
EA = 1;
while(1);
}

void servise() interrupt 4
{
RI = 0;
P2 = SBUF;
}