C51如何用8个按键,分别控制8个LED亮灭只允许一个LED亮?上电灯全灭...答:include<reg51.h>#include<INTRINS.h>#define u16 unsigned int#define u8 unsigned char/*P1.0-P1.7接按键P2.0-P2.7接LED*/code u8 table[]={0xFE,0xFD,0xFB,0xF7,0xEF,0xDF,0xBF,0x7F,0xff};/***/void main()//主函数{u8 k,i;while(1){k=P1;//读按键键值,此处省略消...