设计一个单片机秒表,该秒表可显示0.0到59.9秒的时间答:P3接字码,P2接位码。没有加按键功能。include <reg51.h> define uchar unsigned char define uint unsigned int //数码管字型表,对应0,1,2,3,4,5,6,7,8,9// uchar Table[10]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};uint Data[2]={0,0};data ...
51单片机的秒表计时器设计,求大神帮忙设计电路图和C语言程序!!_百度知...答:这个程序可以实现秒的计时,按键控制开始、暂停、清零功能,更多功能自己在看清程序的基础上进行改进。include <reg51.H>sbit P3_5 =P3^5;unsigned char code dispcode[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8, 0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E,0x00};unsigned char...
用单片机设计一个两位LED显示的秒表,按下计时键时,进行60s倒计时显示...答:include <reg51.H> sbit P3_5 =P3^5;unsigned char code dispcode[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E,0x00};unsigned char second=60;unsigned char keycnt;unsigned int tcnt;void main(void){ unsigned char i,j;TMOD=...