第八届省赛_基于单片机的电子钟程序设计与调试 程序.rar

/* 闹钟状态下，任意键关闭关闭提示 没实现 闹钟设置完毕 返回时钟界面 会出现提示现象 */ #include "STC15F2K60S2.h" #include "ds1302.h" #include "onewire.h" #define u8 unsigned char sbit L1=P0^0; u8 code T_display[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x40,0x00,0x39}; //0-9 - 灭 c u8 code T_com[]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80}; u8 time[8],mode,mode2,shi=0x23,fen=0x59,miao=0x50,o_shi=0,o_fen=0,o_miao=0,o_alarm_flag=0; bit s_flag,c_flag; unsigned char temperature; u8 Trg,Cont; //按键 void key_btn(void) { u8 readdata=P3^0x0f; Trg=readdata&(Cont^readdata); Cont=readdata; } void Timer0Init(void) //1毫秒@11.0592MHz { AUXR |= 0x80; //定时器时钟1T模式 TMOD &= 0xF0; //设置定时器模式 TL0 = 0xCD; //设置定时初值 TH0 = 0xD4; //设置定时初值 TF0 = 0; //清除TF0标志 TR0 = 1; //定时器0开始计时 ET0 = 1; EA = 1; } void display_time(void) //全亮 { time[0]=shi/10; time[1]=shi%10; time[3]=fen/10; time[4]=fen%10; time[6]=miao/10; time[7]=miao%10; time[2]=time[5]=10; } void set_shi() { time[0]=11; time[1]=11; time[3]=fen/10; time[4]=fen%10; time[6]=miao/10; time[7]=miao%10; } void set_fen() { time[0]=shi/10; time[1]=shi%10; time[3]=11; time[4]=11; time[6]=miao/10; time[7]=miao%10; } void set_miao() { time[0]=shi/10; time[1]=shi%10; time[3]=fen/10; time[4]=fen%10; time[6]=11; time[7]=11; } void read_time() { shi=Read_Ds1302 ( 0x85 ); shi=shi/16*10+shi%16; fen=Read_Ds1302 ( 0x83 ); fen=fen/16*10+fen%16; miao=Read_Ds1302 ( 0x81 ); miao=miao/16*10+miao%16; } void set_o_time() { time[0]=o_shi/10; time[1]=o_shi%10; time[3]=o_fen/10; time[4]=o_fen%10; time[6]=o_miao/10; time[7]=o_miao%10; } void display() { temperature=(unsigned char)read_temperature(); time[2]=time[0]=time[1]=time[3]=time[4]=11; time[5]=temperature/10%10; time[6]=temperature%10; time[7]=12; } bit key_flag,temp_flag; void main(void) { P2=0xa0;P0=0x00;P2=0; P2=0x80;P0=0xff;P2=0; Timer0Init(); set_sfm(shi,fen,miao); while(1) { if((!c_flag)&&(!temp_flag)) { switch(mode) { case 0: EA=0; read_time(); EA=1; display_time();break; case 1:{ if(s_flag) display_time(); else set_shi(); break; } case 2:{ if(s_flag) display_time(); else set_fen();break; } case 3:{ if(s_flag) display_time(); else set_miao();break; } default :break; } } if((c_flag)&&(!temp_flag)) { switch(mode2) { case 0: EA=0; read_time(); EA=1; display_time();break; case 1:{ if(s_flag) set_o_time(); else set_shi(); break; } case 2:{ if(s_flag) set_o_time(); else set_fen();break; } case 3:{ if(s_flag) set_o_time(); else set_miao();break; } default :break; } shi=o_shi; fen=o_fen; miao=o_miao; } if(key_flag) { key_flag=0; key_btn(); if((o_alarm_flag)&&(Trg&0x0f)) {o_alarm_flag=0;P0=0xff;P2=0x80;L1=1;P2=0;} else{ if((Trg&0x01)&&(!mode2)) //7 { mode++; if(mode==4) {mode=0; EA=0;set_sfm((shi/10)*16+shi%10,(fen/10)*16+fen%10,(miao/10)*16+miao%10); EA=1;} } if((Trg&0x02)&&(!mode))//6 { c_flag=1; mode2++; if(mode2==4) {c_flag=0;mode2=0;} } if((Trg&0x04)&&(mode+mode2)) //5 { if(mode) {switch(mode) { case 1:shi++;if(shi>=24) shi=0;break; case 2:fen++;if(fen>=60) {fen=0;shi++;if(shi>=24) shi=0;} break; case 3:miao++;if(miao>=60) {miao=0;fen++;if(fen>=60){fen=0;shi++;if(shi>=24) shi=0;}}break; default :break; } } else { switch(mode2) { case 1:o_shi++;if(o_shi>=24) o_shi=0;break; case 2:o_fen++;if(o_fen>=60) {o_fen=0;o_shi++;if(o_shi>=24) o_shi=0;} break; case 3:o_miao++;if(o_miao>=60) {o_miao=0;o_fen++;if(o_fen>=60) {o_fen=0;o_shi++;if(o_shi>=24) o_shi=0;}}break; default :break; } } } temp_flag=0; if((Cont&0x08)&&!(mode+mode2)) { temp_flag=1; display(); } if(Trg&0x08) //4 { if(mode+mode2) { if(mode) { switch(mode) { case 1:if(!shi) shi=24;shi--; break; case 2:if(!fen) {fen=60;if(!shi)shi=24;shi--;} fen--; break; case 3:if(!miao) {miao=60;if(!fen){fen=60;if(!shi)shi=24;shi--;} fen--;} miao--;break; default :break; } } else { switch(mode2) { case 1:if(!o_shi) o_shi=24;o_shi--; break; case 2:if(!o_fen) {o_fen=60;if(!o_shi)o_shi=24;o_shi--;} o_fen--; break; case 3:if(!o_miao) {o_miao=60;if(!o_fen){o_fen=60;if(!o_shi)o_shi=24;o_shi--;} o_fen--;} o_miao--;break; default :break; } } } else { P2=0x80;P0=0x00;P2=0; if(P3&0x0f==0x0f) {P2=0x80;P0=0xff;P2=0;} } } } } if((shi==o_shi)&&(fen==o_fen)&&(miao==o_miao)&&(!(mode+mode2))) o_alarm_flag=1; } } void tm0_isr() interrupt 1 { static unsigned int time_count,alarm_count; static u8 i,smg_count,key_count; smg_count++,key_count++,time_count++,alarm_count++; if(key_count==10) { key_count=0; key_flag=1; } if(time_count==1000) { time_count=0; s_flag=~s_flag; } if((alarm_count>200)&&(o_alarm_flag)) { unsigned char i; alarm_count=0; P0=0xff;P2=0x80; if(i%2)L1=1; else L1=0; P2=0; i++; if(i==25 ) {i=0;o_alarm_flag=0;P2=0x80;L1=1;P2=0;} } if(smg_count==2) { smg_count=0; P2=0xe0;P0=~T_display[time[i]];P2=0; P2=0xc0;P0=T_com[i];P2=0; i++; if(i==8) i=0; } }