用51单片机实现的八位流水灯
电路图和具体实验程序如下
- #include<reg51.h>
- #define uchar unsigned char
- uchar tab[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
- void delay(unsigned int i)
- {
- unsigned int m,n;
- for(m=i;m>0;m--)
- for(n=90;n>0;n--);
- }
- void main()
- { uchar i;
- while(1)
- {
- for(i=0;i<8;i++)
- {P1=tab[i];
- delay(1000);
- }
- }
- }
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