单片机60秒倒计时程序(word文档良心出品).doc
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单片机60秒倒计时程序(word文档良心出品).doc
60秒倒计时程序#include<reg52.h>#defineucharunsignedchar#defineuintunsignedintuchartemp,bai,shi,ge,num;ucharcodetable[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};voiddelay(uint);voidmain(){temp=60;num=0;P2=0x00;TMOD=0x01;T
单片机60秒倒计时程序(word文档良心出品).doc
60秒倒计时程序#include<reg52.h>#defineucharunsignedchar#defineuintunsignedintuchartemp,bai,shi,ge,num;ucharcodetable[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};voiddelay(uint);voidmain(){temp=60;num=0;P2=0x00;TMOD=0x01;T
单片机60秒倒计时程序(word文档良心出品).doc
60秒倒计时程序#include<reg52.h>#defineucharunsignedchar#defineuintunsignedintuchartemp,bai,shi,ge,num;ucharcodetable[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};voiddelay(uint);voidmain(){temp=60;num=0;P2=0x00;TMOD=0x01;T
单片机60秒倒计时程序(word文档良心出品).doc
60秒倒计时程序#include<reg52.h>#defineucharunsignedchar#defineuintunsignedintuchartemp,bai,shi,ge,num;ucharcodetable[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};voiddelay(uint);voidmain(){temp=60;num=0;P2=0x00;TMOD=0x01;T
单片机程序题(word文档良心出品).doc
1.外部中断1采用负边沿的中断触发方式,请把程序补完整ORG0000HLJMPSTORG(1)(1)A)O013HB)0003HC)0010HD)001BHLJMPFTORG0100HST:SETBEX1SETBIT1(2)(2)A)LCALLFTB)SETBPX1C)SETBEAD)MOVP1,#0FFHSJMP$FT:CPLP1.0RETIEND(1)A0013H(2)CSETBEA2.下面是一段软件延时程序,请把程序补完整Delay:(1)r7,#100;1us(1)