时钟-时间继电器.doc

时钟-时间继电器 //可以当时钟，也可以作为时间继电器 #include reg51.h //函数声名 void delayms(unsigned char ms); //延时函数声名 unsigned char anjian_key(); //寻找键盘函数 void dong_tai(unsigned char wei_xuan); //输入函数 void anjian_input(unsigned char anjian_panduan);//键盘输入函数 void anjian_panduan1 (void); void shijian(void); void shu_zi_yz(void); void fuzhi (void); void duan_kou_out (void); //定义输出1秒闪一只(中断) sbit P1_0=P1^0; sbit P1_1=P1^1; sbit p1_2=P1^2; sbit p1_3=P1^3; //按键定义 sbit K1 = P3^0; //对应按钮K1 sbit K2 = P3^1; //对应按钮K2 sbit K3 = P3^2; //对应按钮K3 sbit K4 = P3^3; //对应按钮K4 sbit K5 = P3^4; //对应按钮K5 sbit K6 = P3^5; //对应按钮K6 sbit K7 = P3^6; //对应按钮K7 sbit K8 = P3^7; //对应按钮K8 unsigned char wei_xuan,duan_ma_gw,duan_ma_sw,duan_ma_bw,duan_ma_qw, duan_ma_ww,duan_ma_sww,duan_ma_bww,duan_ma_qww;//显示变量位选、段码 unsigned char duan_ma_gw_yz,duan_ma_sw_yz,duan_ma_bw_yz,duan_ma_qw_yz, duan_ma_ww_yz,duan_ma_sww_yz,duan_ma_bww_yz,duan_ma_qww_yz;//显示预置变量段码 unsigned char anjian,anjian_panduan,time0,time_bl,yz_bl1,yz_bl2,chu_fa_xinhao1; sbit LS138A = P2^2; //定义138译码器的输入A脚由P2.2控制 sbit LS138B = P2^3; //定义138译码器的输入脚B由P2.3控制 sbit LS138C = P2^4; //定义138译码器的输入脚C由P2.4控制 // LED显示字模 unsigned char code Disp_Tab[] = {0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x40}; main(void) { duan_ma_gw=0,duan_ma_sw=0,duan_ma_bw=0,duan_ma_qw=0, duan_ma_ww=0,duan_ma_sww=0,duan_ma_bww=0,duan_ma_qww=0; duan_ma_gw_yz=0,duan_ma_sw_yz=0,duan_ma_bw_yz=0,duan_ma_qw_yz=0, duan_ma_ww_yz=0,duan_ma_sww_yz=0,duan_ma_bww_yz=0,duan_ma_qww_yz=0; yz_bl1=0; p1_2=1; anjian=0xff; chu_fa_xinhao1=0x00; TMOD=0X01;//设置定时器0为工作方式1 TH0=(65535-49202)/256; TL0=(65536-49202)%256; EA=1;//开总中断 ET0=1;//开定时器0中断 TR0=1;//开启定时器0 while(1) { dong_tai(wei_xuan); duan_kou_out (); //yz_bl2=yz_bl1; //yz_bl2=!yz_bl2; //p1_3=yz_bl2; anjian_panduan = anjian_key(); shijian(); if(anjian != anjian_panduan) { dong_tai(wei_xuan);//(按键延时调用动态显示程序) anjian_panduan = anjian_key(); if(anji