#include
#include
#define uint unsigned int
#define uchar unsigned char
sbit p1=P1^0;
uchar a;
void delay();
void main()
{
a=0xfe;
P1=a;
while(1)
{
a=_crol_(a,1);
delay();
P1=a;
delay();
}
}
void delay()
{
uint b;
for(b=55000;b>0;b--);
}
不用设计 用网线测试仪改装就可以了哦 间隔可随便调哦
单片机C