1、三电路硬件设计实际效果图四程序代码部分Main.h#ifndef _MAIN_H#define _MAIN_H#include reg52.hINTRINS.Hmath.hstring.hkey.hled.h12864.hmain.hisd1700.hsound.hextern unsigned int count;extern unsigned int key_time8;extern unsigned char key_new;extern unsigned char key_old;extern unsigned char stop_flag;extern unsigned char k
2、ey_follow8;extern unsigned int key_num8;sbit BEEP=P37;sbit ISD_SS=P07;sbit ISD_MISO=P04;sbit ISD_MOSI=P05;sbit ISD_SCLK=P06;extern unsigned char date_show;extern unsigned char time_show;extern unsigned char sec;extern unsigned char min;extern unsigned char hour;extern unsigned char day;extern unsign
3、ed char month;extern unsigned char year_f;extern unsigned char year_l;extern unsigned char leap_year_flag;extern unsigned char update_flag;extern unsigned char adjust_flag;extern unsigned char key;unsigned char report();#endifMain.cunsigned int count=0;unsigned int key_num8=0;unsigned char key_new=0
4、;unsigned char key_old=0;unsigned char stop_flag=0;unsigned char key_follow8=0;unsigned char sec=1;unsigned char min=0;unsigned char hour=9;unsigned char day=1;unsigned char month=1;unsigned char year_f=20;unsigned char year_l=14;unsigned char leap_year_flag=0;unsigned char date_show=2014-01-01;unsi
5、gned char time_show=09:00unsigned char update_flag=1;unsigned char key=0;unsigned char adjust_flag=0;unsigned char adjust_pos=0;unsigned char report_flag=0;void main() unsigned char i; P2=0XFF; BEEP=0; init(); initinal(); /调用LCD字库初始化程序 TMOD=0x01; /使用定时器T0 TH0=(65536-1000)/256; /定时器高八位赋初值 TL0=(65536-
6、1000)%256; /定时器低八位赋初值 */ EA=1; /开中断总允许 ET0=1; /允许T0中断 TR0=1; /启动定时器T0 while(1) if(update_flag) lcd_pos(1,0); for(i=0;i=80) sec=0; if(min min=0; if(hour=40) hour=0; if(month30) month=1; if(day50) day=0; if(year_f=120) year_f=0; if(year_l year_l=0; if(key=3) report_flag=1; if(report_flag) clrram(); Dingwei(2,1); lcd_mesg(REPORTING!); report();void time0() interrupt 1 static unsigned char timer=0; TH0=(65536-50000)/256; TL0=(65536-50000)%256; /定时器低八位赋初值 tim
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