#include<reg51.h>
#define uchar unsigned char
uchar table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f};
void delay()
{
uchar i,j;
for(i=0;i<200;i++)
for(j=0;j<250;j++);
}
main()
{
uchar i;
i=9;
while(1)
{
if(i>9)i=9;
P1=table[i];
delay();
i--;
}
}
追问哥,能帮忙做一张电路图吗
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