基于51单片机和PCF8563的电子钟

/* menunum说明： 0：主界面-时间显示 1：日期显示 2：alarm 3: 倒计时设置 4：倒计时启用 5:秒表功能 6:存储1 7：存储2 8：存储3 menustate说明： 0：显示状态 1：设置右边部分（秒、日） 2：设置中间部分（分、月） 3：设置左边部分（时、年） 4：确认闪烁状态 */ #include "menu.h" #include "PCF8563.h" #include <reg2051.h> #define TOTALMENU 9 #define TOTALSTATE 5 sbit BEEP=P3^7; extern unsigned char alarm_state; extern unsigned char alarm[3]; unsigned char cd_time[3]={0,0,0}; unsigned char cu_time[3]={0,0,0}; extern unsigned char second; extern unsigned char s100ms; unsigned char alarm_ask_ring=0;//1-ask ring 0-no unsigned char counter_ask_ring=0; unsigned char cd_state=0;//倒计时状态 unsigned char cu_state=0;//秒表状态 0-停止 1-计时 2-停止 3-清零确认 void menu(unsigned char getkey,unsigned char wei[],unsigned char timeinfo[]) { unsigned char disp[8];//0~1:left 3~4 mid 6~7 right static unsigned char menunum; static unsigned char menustate; static unsigned char ring_pause=0;//0-ring 1-stop ring static unsigned char settime[3];//三部分 时分秒 年月日 static unsigned char counter[3][3]={{0,0,0},{0,0,0},{0,0,0}}; static unsigned char flash;//闪烁计数器 // unsigned char write_data; switch (getkey) { case 0: { // if((timeinfo[2] & 0x7f)==(alarm[1]&0x7f) && (timeinfo[1] & 0x7f)==(alarm[0]&0x7f) && (alarm[2]&0xf)==0x01) //检测闹钟时间 // { // if(!ring_pause) // alarm_state=1; // else // alarm_state=0; // } // else // { // ring_pause=0; // alarm_state=0; // } if((timeinfo[2] & 0x7f)==(alarm[1]&0x7f) && (timeinfo[1] & 0x7f)==(alarm[0]&0x7f) && (alarm[2]&0xf)==0x01) //检测闹钟时间 alarm_ask_ring=1; else alarm_ask_ring=0; if(alarm_ask_ring || counter_ask_ring) //请求响铃 { if(!ring_pause) alarm_state=1; else alarm_state=0; } else { ring_pause=0; alarm_state=0; } countdown(cd_time,second,cd_state); //倒计时后台 countup(cu_time,s100ms,cu_state); break; } case 1: //key1 clicked { if(alarm_state==1) { ring_pause=1;//stop ring counter_ask_ring=0; } else switch(menustate) { case 0: { if(menunum==5) { if(cu_state==0 || cu_state==2)menunum++,cu_state=0; if(cu_state==1) if(counter[0][0]==0) { counter[0][0]=cu_time[0]; counter[0][1]=cu_time[1]; counter[0][2]=cu_time[2]; } else if(counter[1][0]==0) { counter[1][0]=cu_time[0]; counter[1][1]=cu_time[1]; counter[1][2]=cu_time[2]; } else if(counter[2][0]==0) { counter[2][0]=cu_time[0]; counter[2][1]=cu_time[1]; counter[2][2]=cu_time[2]; } } else menunum++; if(menunum==3 && cd_state)//倒计时计时状态不能修改时间 menunum++; if(cd_time[0]==0 && cd_time[1]==0 && cd_time[2]==0 && menunum==4) menunum++; if(menunum==6 && counter[0][0]==0) { menunum=0; break; } if(menunum==7 && counter[1][0]==0) { menunum=0; break; } if(menunum==8 && counter[2][0]==0) { menunum=0; break; } if(menunum>TOTALMENU-1) menunum=0; break; } case 1: { settime[0]++; if(settime[0]>31 && menunum==1) //日超过31 settime[0]=1; if(settime[0]>59 && (menunum==0 || menunum==3)) //秒超过59 settime[0]=0; if(settime[0]>1 && menunum==2) //alarm 2state 1-on 0-off settime[0]=0; if(menunum==5) { if(cu_state==0) { menunum++; } } break; } case 2: { settime[1]++; if(settime[1]>12 && menunum==1) //mon超过12 settime[1]=1; if(settime[1]>59 && (menunum==0 || menunum==2 || menunum==3)) //min超过59 settime[1]=0; break; } case 3: { settime[2]++; if(settime[2]>99 && menunum==1) //year超过99 settime[2]=0; if(settime[2]>23 && (menunum==0 || menunum==2 || menunum==3)) //h超过23 settime[2]=0; break; } case 4: { if(menunum==0) { // write_data=((settime[0]/10)<<4)|(settime[0]%10); writeData(0x2,((settime[0]/10)<<4)|(settime[0]%10)); // write_data=((settime[1]/10)<<4)|(settime[1]%10); writeData(0x3,((settime[1]/10)<<4)|(settime[1]%10)); // write_data=((settime[2]/10)<<4)|(settime[2]%10); writeData(0x4,((settime[2]/10)<<4)|(settime[2]%10)); } else if(menunum==1) { writeData(0x5,((settime[0]/10)<<4)|(settime[0]%10)); writeData(0x7,((settime[1]/10)<<4)|(settime[1]%10)); writeData(0x8,((settime[2]/10)<<4)|(settime[2]%10)); } else if(menunum==2) { writeData(0x9,((settime[1]/10)<<4)|(settime[1]%10)); writeData(0xA,((settime[2]/10)<<4)|(settime[2]%10)); writeData(0xB,((0)<<4)|(settime[0]%2)); alarm[0]=((settime[1]/10)<<4)|(settime[1]%10); alarm[1]=((settime[2]/10)<<4)|(settime[2]%10); alarm[2]=(settime[0]%2); } else if(menunum==3) { cd_time[0]=settime[0]; cd_time[1]=settime[1]; cd_time[2]=settime[2]; if(!(cd_time[0]==0 && cd_time[1]==0 && cd_time[2]==0)) menunum=4; //倒计时不全为0时自动跳转 } else if(menunum==5) { cu_time[0]=0; cu_time[1]=0; cu_time[2]=0; counter[0][0]=0; counter[0][1]=0; counter[0][2]=0; counter[1][0]=0; counter[1][1]=0; counter[1][2]=0; counter[2][0]=0; counter[2][1]=0; counter[2][2]=0; cu_state=0; } menustate=0; } default: break; } break; } case 2: //key2 clkicked { if(menunum==4) //处于倒计时功能界面 { cd_state=!cd_state; } if(menunum==0 || menunum==1 || menunum==2 || menunum==3) { if(menustate<TOTALSTATE-1) menustate++; else menustate=0; } if(menunum==5) { cu_state++; if(cu_state>3) cu_state=0; if(cu_state==3) menustate=4; else menustate=0; } flash = 0;//闪烁计数清零 break; } default: { break; } } switch (menustate) { case 0: //非设置状态 { switch (menunum) { case 0: //将时间信息提取出来 { settime[2]=((timeinfo[2]>>4)&0x0f)*10+(timeinfo[2]&0x0f); settime[1]=((timeinfo[1]>>4)&0x0f)*10+(timeinfo[1]&0x0f); settime[0]=((timeinfo[0]>>4)&0x07)*10+(timeinfo[0]&0x0f); // ArrayPass_word(disp,(timeinfo[2]>>4)&0x0f,(timeinfo[2])&0x0f,0xf,(timeinfo[1]>>4)&0x0f,(timeinfo[1])&0x0f,0xf,(timeinfo[0]>>4)&0x07,timeinfo[0]&0x0f); break; } case 1: //将日期信息提取出来 { settime[2]=((timeinfo[6]>>4)&0x0f)*10+(timeinfo[6]&0x0f); settime[1]=((timeinfo[5]>>4)&0x0f)*10+(timeinfo[5]&0x0f); settime[0]=((timeinfo[3]>>4)&0x0f)*10+(timeinfo[3]&0x0f); // ArrayPass_word(disp,(timeinfo[6]>>4)&0x0f,(timeinfo[6])&0x0f,0xf,(timeinfo[5]>>4)&0x0f,(timeinfo[5])&0x0f,0xf,(timeinfo[3]>>4)&0x0f,(timeinfo[3])&0x0f); break; } case 2: { settime[2]=((alarm[1]>>4)&0x07)*10+(alarm[1]&0x0f); settime[1]=((alarm[0]>>4)&0x07)*10+(alarm[0]&0x0f); settime[0]=((alarm[2]>>4)&0x07)*10+(alarm[2]&0x0f); // ArrayPass_word(disp,(alarm[1]>>4)&0x07,(alarm[1])&0x0f,0xf,(alarm[0]>>4)&0x07,(alarm[0])&0x07,0xf,(alarm[2]>>4)&0x07,(alarm[2])&0x0f); break; } case 3: case 4: { settime[2]=cd_time[2]; settime[1]=cd_time[1]; settime[0]=cd_time[0]; // countdown(cd_time,second,cd_state); // ArrayPass_word(disp,((cd_time[2]/10)),(cd_time[2]%10),0xf,((cd_time[1]/10)),(cd_time[1]%10),0xf,((cd_time[0]/10)),(cd_time[0]%10)); break;