单片机计时器答:include<reg51.h>#define uchar unsigned charuchar ledtab[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e,0xff};uchar time=0,led0=0,led1=0;void t0isr() interrupt 1 //定时器0中断服务{TH0=(65536-50000)/256; //重赋...
我想用51单片机做一个篮球计时器24秒倒计时,用数码管显示,求各位高手帮 ...答:include "reg51.h"define uchar unsigned char uchar display_code[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E};uchar display_data[8]={0,0,0,0,0,0,0,0};uchar time[]={0,0,0};void delay(void){ uchar i;for(i=250;i...