任意时间倒计时加警报最后min

1、#define uchar unsigned charuchar code table=0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x40;uchar num,num0,benum,flag;char shi=23,fen=59,miao=59;sbit k仁 P3A0;sbit k2=P3A1；sbit k3=P3A2;sbit k4=P3A3；sbit k5=P3A4；sbit k6=P3A5；sbit k7=P3A6；sbit k8=P3A7；sbit beef=P1A5；sbit deadline=P1A4；sbit dishu

2、rry=P1A3；sbit stop=P1A2；sbit play=P1A1；void delay(uchar z) / 延时子程序 uchar x,y； for(x=z；x>0；x-) for(y=110；y>0；y-)；void display()/ 显示子程序uchar sshi,sge,fshi,fge,mshi,mge；sshi=shi/10；sge=shi%10；fshi=fen/10；fge=fen%10； mshi=miao/10；mge=miao%10；P0=tablesshi；P2=0x00；delay(1)；P0=0；P0=tablesge；P2=0x04；d

3、elay(1)；P0=0；P0=table10；P2=0x08；delay(1)；P0=0；P0=tablefshi；P2=0x0c；delay(1)；P0=0；P0=tablefge；P2=0x10；delay(1)；P0=0；P0=table10；P2=0x14；delay(1)；P0=0；P0=tablemshi；P2=0x18；delay(1)；P0=0；P0=tablemge；P2=0x1c；delay(1)；P0=0；void set()/ 设置子程序if(flag=1)if(k1=0)delay(5)；if(k1=0)shi+;if(shi=24) shi=0;while(!k1

4、); if(k2=0)delay(5);if(k2=0)fen+; if(fen=60) fen=0;while(!k2); if(k3=0)delay(5);if(k3=0)miao+; if(miao=60) miao=0;while(!k3); if(k5=0)delay(5);if(k5=0)shi-;if(shi=-1) shi=23;while(!k5); if(k6=0)delay(5);if(k6=0)fen-;if(fen=-1) fen=59;while(!k6);if(k7=0)delay(5);if(k7=0)miao-; if(miao=-1) miao=59;whi

5、le(!k7);if(k4=0)delay(5);if(k4=0)TR0=0;flag=1;while(!k4);if(k8=0)delay(5);if(k8=0)TR0=1;flag=0;while(!k8);/ 报警子程序void alarm()if(shi=0)if(fen=2)if(miao=0)TR1=1;benum=20; if(fen=1)if(miao=30)benum=10; if(fen=1)if(miao=0)benum=5; if(fen=0)if(miao=30)benum=2; if(fen=0)if(miao=0)TR1=0;TR0=0;beef=0;deadli

6、ne=0;dishurry=1; / 解除void secure()if(stop=0)delay(5); if(stop=0) TR0=0;TR1=0;beef=1;deadline=1;dishurry=0; while(!stop);if(p-ayHHO)宀de-ay(5)八if(p-ayHHO)宀trohi-trihi-if(shiHHO)if(fenHHO)if(miaoHHO)宀trohpTR_kHpwhi-e (一 p-ay)八void inio宀TMODH0X11-THOHossagooogKSsp TLOHossajsoooo)®® ht-hiwsoooo

7、s- TL1 Hossajsoooo)®® EA*ETMetihi-trohi- dishulryHO 八void main。宀5'ipwh=e3宀 disp-ayo八sep a-am()八secure。八 void folfimeoinfeirup 二 宀THOHossagooogKSsp TLOHossajsoooo)®®lMso #«num+;if(num=20)num=0;miao-;if(miao=-1) miao=59; fen-; if(fen=-1) fen=59; shi-; if(shi=-1) shi=23;/ 定时器 1 中断void t1_timer() inter