修改单片机C语言程序:0~59秒计数器;1个独立按键控制,第一次按按键,实现...答:include<reg52.h> include<intrins.h> define uint unsigned int define uchar unsigned char sbit KEY = P3^0;uchar aa,num,flag;uchar code table[]={ 0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};void delay(uint ms){ uchar t;whil...
51单片机按键加减清零汇编语言编程答:#00HMAIN1:CALL CONVTCALL PLAYCALL KEY_PROGJMP MAIN1KEY_PROG:CALL K_SCAN ;键扫描MOV A,K_NEWCJNE A,K_OLD,KEY_P1JMP KEY_P_ENDKEY_P1:MOV K_OLD,ACJNE A,#1, NEXT_K1AJMP LOOP1NEXT_K1:CJNE A,#2, NEXT_K2AJMP LOOP2NEXT_K2:CJNE A,#3, KEY_P_ENDAJMP L...
单片机程序修改,实现按键控制数码管0-9的复位和暂停答:仿真图就不上了,按键加在P3.0 include<reg52.h> include<intrins.h> define uint unsigned int define uchar unsigned char sbit KEY=P3^0;uchar aa,num,flag;uchar code table[]={ 0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};void ...