51單片機(jī)超級鬧鐘程序設(shè)計(jì)(有圖)

/*課程設(shè)計(jì)終于弄完了，總想共享一下源代碼，*/

/*遂在51hei上貼出來，大家看有什么問題吧~如果哪里寫得不好還請眾親們指出哦~*/

/*---附：實(shí)物圖--*/

/*===Chip:STC12C5A32S2======================*//*===Software:Keil 4 C51========================*//*===Author:梁鵬===================================*//*===Organization:廣西民族大學(xué)07自動(dòng)化===========*//*===Date:2010年05月26日======================*//*===Version:1.0===============================*//*===聲明：本程序?qū)僭瓌?chuàng)作品，僅供學(xué)習(xí)交流，不得用于商業(yè)用途，如需轉(zhuǎn)載，請注明出處，謝謝合作！======*//*--------文件名：Supper_clock.C-----------*/#include#include#include #include#include#include#include#define  KEY_PORT  P3     //按鍵端口sbit  MODE_KEY=KEY_PORT^3;      //模式選擇鍵sbit  HOU_KEY=KEY_PORT^4;     //時(shí)增一鍵sbit  MIN_KEY=KEY_PORT^5;     //分增一鍵sbit  CLKON_KEY=KEY_PORT^6;    //鬧鐘ON/OFF控制鍵sbit  BUZ_OUT=P2^3;      //蜂鳴器輸出口sbit  DS18B20_PORT=P2^2;     //DS18B20數(shù)據(jù)接口sbit  LAMP_PORT=P2^1;      //繼電器控制口 /*=========子函數(shù)的聲明==============*/void   init();        //系統(tǒng)初始化void  display_time();      //顯示時(shí)間的子函數(shù)void  display_clk();      //顯示鬧鐘的子函數(shù)void  judge();       //判斷秒增量是否大于限定值void  clk_judge();      //檢測是否到達(dá)鬧鈴時(shí)間void  beep();        //蜂鳴器響子函數(shù)void  buzzer();        //鬧鈴響子函數(shù)void  get_adc_data();      //AD采樣數(shù)據(jù)及處理子函數(shù)void  serial_judge();      //串口數(shù)據(jù)處理子函數(shù)//void delay_ms(uint);       //MS級延時(shí)子程序/*==========變量的聲明===============*/bit  pause_flags=0,clk_flags=0,clk_on=0,clk_on_or_off=1,flash_flags=0;bit  clk1_off=0,clk2_off=0,clk3_off=1;  //各鬧鐘是否開啟的變量bit  serial_finish=0;      //串口接收結(jié)束標(biāo)志位uchar com_send,com_get;       //串口通信相關(guān)變量uchar  hour,min,sec;       //時(shí)間變量uchar dis_hour_clk,dis_min_clk;    //用于顯示鬧鐘時(shí)間的變量uchar hour_clk1,min_clk1;      //鬧鐘1有關(guān)變量uchar hour_clk2,min_clk2;      //鬧鐘2有關(guān)變量uchar hour_clk3,min_clk3;      //鬧鐘3有關(guān)變量uchar mode_flags;        //狀態(tài)標(biāo)志位uint   ovf_cnt=0;        //定時(shí)中斷次數(shù)紀(jì)錄uchar first_on_flags=0;      //掉電保存變量uint ad_data_channal7;      //ADC采樣數(shù)據(jù)1uint ad_data_channal6;      //ADC采樣數(shù)據(jù)2float vol_data,vol_data1;      //采樣電壓值轉(zhuǎn)換uchar send_temp[10],send_i_cnt;    //發(fā)送緩沖/*===================================*//*************************************//*************************************/void main(){                init();          //程序初始化LCD_init();         //1602初始化 init_24c02();        //24C02掉電保存初始化serial_port_init();       //串行通信初始化first_on_flags=read_add_24c02(2);beep();if(first_on_flags!=33){        //首次上電，寫首次上電標(biāo)記write_add_24c02(2,33); }else{hour  =read_add_24c02(3);min   =read_add_24c02(4);hour_clk1 =read_add_24c02(5);min_clk1 =read_add_24c02(6);hour_clk2 =read_add_24c02(7);min_clk2 =read_add_24c02(8);hour_clk3 =read_add_24c02(9);min_clk3 =read_add_24c02(10);clk1_off =read_add_24c02(11);clk2_off =read_add_24c02(12);clk3_off =read_add_24c02(13);}while(1){get_adc_data();       //獲取AD值display_time();       //時(shí)間顯示judge();}}/*************************************//*************************************/void init(){ hour=6;min=29;sec=55;  //初始化系統(tǒng)時(shí)間hour_clk1=6;min_clk1=30; //初始化系統(tǒng)時(shí)鐘hour_clk2=6;min_clk2=31;hour_clk3=6;min_clk3=32;AURX1|=0x04;  //AD轉(zhuǎn)換結(jié)果存儲(chǔ)格式控制 P1ASF=17;   //模擬通道選擇P1ASF=16;BUZ_OUT=1;   //蜂鳴器不響LAMP_PORT=0;  //繼電器不吸合P0=255;    //LCD數(shù)據(jù)口狀態(tài)初始化TCON|=0x01;   //INT0下降沿觸發(fā)EX0=1;    //外部中斷0中斷允許 INT0=1;    //P3.2置位TMOD|=0x02;   //定時(shí)器0工作在方式1TH0=5;    //250us計(jì)數(shù)初值高八位TL0=5;    //250us計(jì)數(shù)初值低八位ET0=1;     //定時(shí)器0中斷允許EA=1;    //全局中斷允許TR0=1;    //定時(shí)器0開啟}/**************************/void display_time(){Locate(1,1);if((mode_flags==1)flash_flags) LCD_str_("      ");else LCD_str_("Time: ");    //調(diào)整模式下，“Time：”閃爍LCD_2char(hour);   //顯示時(shí)if(flash_flags(!pause_flags)) LCD_char(' ');else LCD_char(':');        //非暫停模式下，“：”閃爍LCD_2char(min);    //顯示分if(flash_flags(!pause_flags)) LCD_char(' ');else LCD_char(':');LCD_2char(sec);    //顯示秒LCD_str_("   ");if(mode_flags>0){display_clk();}   //暫停時(shí)，顯示鬧鐘   else{Locate(2,1);LCD_float_(vol_data,2);LCD_str_("V ");LCD_4char(ad_data_channal7);LCD_str_("   ");Locate(2,13);if(!clk_on_or_off)LCD_str_("  ON"); //全局顯示鬧鐘的ON/OFFelse     LCD_str_(" OFF");} }void display_clk(){Locate(2,1);if(flash_flags(mode_flags>1))LCD_str_(" ");//調(diào)整模式下，“Clkx：”閃爍else{          if(mode_flags>0mode_flags3){LCD_str_("Clk1: ");dis_hour_clk=hour_clk1;dis_min_clk=min_clk1;}if(mode_flags==3){LCD_str_("Clk2: ");dis_hour_clk=hour_clk2;dis_min_clk=min_clk2;}if(mode_flags==4){LCD_str_("Clk3: ");dis_hour_clk=hour_clk3;dis_min_clk=min_clk3;}}//根據(jù)不同的狀態(tài)，顯示不同的鬧鐘時(shí)間LCD_2char(dis_hour_clk);LCD_char(':');LCD_2char(dis_min_clk);LCD_str_("    ");Locate(2,13);if(mode_flags2){ //調(diào)整時(shí)間的模式下，全局顯示鬧鐘的開或者關(guān)if(!clk_on_or_off)LCD_str_("  ON");else     LCD_str_(" OFF");}/*根據(jù)不同調(diào)鬧和開關(guān)狀態(tài)顯示指定鬧鐘的開關(guān)*/ if( (mode_flags==2!clk1_off)||(mode_flags==3!clk2_off)||(mode_flags==4!clk3_off)) LCD_str_("  ON");  else       LCD_str_(" OFF");}/**************************/void judge(){if(sec>=60){           //秒增量是否超過限定的判斷sec=0;if(++min>=60){min=0;if(++hour>=24)hour=0;}}if(mode_flags1) {pause_flags=0;}   //是否暫停的判斷else    {pause_flags=1;}/*以下為時(shí)限判斷*/if(hour>23)hour=0;        //調(diào)整時(shí)增量是否超限的判斷if(min>59)min=0;if(hour_clk1>23) hour_clk1=0;if(min_clk1>59)  min_clk1=0;if(hour_clk2>23) hour_clk2=0;if(min_clk2>59)  min_clk2=0;if(hour_clk3>23) hour_clk3=0;if(min_clk3>59)  min_clk3=0;/*以上為時(shí)限判斷*/           /*鬧鈴是否開啟判斷*/if(!clk1_off||!clk2_off||!clk3_off) clk_on_or_off=0;else        clk_on_or_off=1;/*蜂鳴器是否響判斷*/if(!pause_flags!clk_on_or_off){clk_judge();} 

//非暫停模式下，鬧鐘打開情況下，檢測鬧鐘if (!clk_flags)         //使用clk_flags和clk_on檢測是否鬧鈴{ if(((hour!=hour_clk1)||(min!=min_clk1))((hour!=hour_clk2)||(min!=min_clk2))((hour!=hour_clk3)||(min!=min_clk3)))clk_flags=1;clk_on=0;BUZ_OUT=1;}else{ if(clk_on){buzzer();BUZ_OUT=1;}}    //滿足鬧鈴響所需的所有條件，發(fā)出鬧鈴聲/*以下為EEPROM操作*/if(sec==5){//一分鐘存一次write_add_24c02(3,hour); LCD_delay(100);  write_add_24c02(4,min);  LCD_delay(100);write_add_24c02(5,hour_clk1);LCD_delay(100);write_add_24c02(6,min_clk1);LCD_delay(100);write_add_24c02(7,hour_clk2);LCD_delay(100);write_add_24c02(8,min_clk2);LCD_delay(100);write_add_24c02(9,hour_clk3);LCD_delay(100);write_add_24c02(10,min_clk3);LCD_delay(100);write_add_24c02(11,clk1_off);LCD_delay(100);write_add_24c02(12,clk2_off);LCD_delay(100);write_add_24c02(13,clk3_off);LCD_delay(100);}/*以下為串口接收完成處理*/if(serial_finish){serial_judge();   //串口數(shù)據(jù)處理serial_finish=0;  //清0接收結(jié)束標(biāo)志}}void clk_judge()          {if(((hour==hour_clk1)(min==min_clk1)!clk1_off)||((hour==hour_clk2)(min==min_clk2)!clk2_off)||((hour==hour_clk3)(min==min_clk3)!clk3_off))clk_on=1;else{clk_on=0;}}void beep(){uchar beep_cnt;for(beep_cnt=0;beep_cnt60;beep_cnt++){BUZ_OUT=0;     LCD_delay(2);BUZ_OUT=1;    //確保每次鬧鈴結(jié)束后蜂鳴器不響LCD_delay(1);  }}void buzzer(){uchar i;for(i=0;i2;i++){beep();LCD_delay(500);}}/**************************/void INT0_isr() interrupt 0{LCD_delay(30);if(!INT0){beep();if(!MODE_KEY){       /*MODE_KEY*/if(++mode_flags>=5){pause_flags=0;mode_flags=0;flash_flags=0;    }}     if(!HOU_KEY){        /*HOU_KEY*/if(mode_flags==1){++hour;}          if(mode_flags==2){++hour_clk1;}   if(mode_flags==3){++hour_clk2;}if(mode_flags==4){++hour_clk3;}}if(!MIN_KEY){       /*MIN_KEY*/if(mode_flags==1){++min;}          if(mode_flags==2){++min_clk1;}   if(mode_flags==3){++min_clk2;}if(mode_flags==4){++min_clk3;}}if(!CLKON_KEY){if(mode_flags==2)clk1_off=~clk1_off;if(mode_flags==3)clk2_off=~clk2_off;if(mode_flags==4)clk3_off=~clk3_off;}clk_flags=0;       /*鬧鐘發(fā)生時(shí)，按下任意鍵停止*/}INT0=1;}//================================void timer0_ovf_isr() interrupt 1{if(ovf_cnt==1846)flash_flags=~flash_flags;if(++ovf_cnt==3691){  //12MHZ自動(dòng)重載4000次為1s，11.071692HZ下為3691ovf_cnt=0;if(!pause_flags)sec++; //非暫停模式下，秒增一flash_flags=~flash_flags;}       //每間隔半秒flash_flags取反一次   }//================================void receive_uart() interrupt 4{if(RI){RI=0;com_get=SBUF;serial_finish=1;}else{TI=0;}}//================================ void serial_judge(){switch(com_get){case 0x31:Uart_send_int(hour,2);Uart_send_(':');Uart_send_int(min,2);Uart_send_(':');Uart_send_int(sec,2);Uart_send("  ");break;case 0x32:Uart_send("The brightness:");Uart_send_flt(vol_data1,3);Uart_send("V  ");break;case 0x33:Uart_send("The voltage:");Uart_send_flt(vol_data,3);Uart_send("V  ");break;case 0x34:LAMP_PORT=!LAMP_PORT;break;default  :Uart_send("Command Error! ");Uart_send("1->To get the system time. ");Uart_send("2->To get the brightness. ");Uart_send("3->To get the voltage. ");Uart_send("4->To control the 220V light ON/OFF. ");}com_get=0;}//================================void get_adc_data(){ad_data_channal7=ADC_GET(7);LCD_delay(1000);ad_data_channal6=ADC_GET(6);LCD_delay(1000);vol_data=(float)ad_data_channal6/1024;vol_data*=5.0;vol_data1=(float)ad_data_channal7/1024;vol_data1*=5.0;}//================================/*void delay_ms(uint xms){uint i,j;for(i=0;i xms;i++)for(j=0;j 990;j++);}*///================================

上面是主程序，已經(jīng)調(diào)試通過，下面是部分.h文件，限于篇幅,完整的代碼大家可從下面的鏈接下載
http://www.51hei.com/ziliao/file/naozhong1602.rar, 只要更改一下端口便可適應(yīng)于其他電路.

/*--------文件名：CLK_LCD1602.H-------*/#ifndef  _CLK_LCD1602_H_#define  _CLK_LCD1602_H_#define  uint unsigned int#define  uchar unsigned char#define  LCM_P   P2     //LCD的控制端口#define  LCM_DATA  P0     //LCD的數(shù)據(jù)口#define  LCM_RS_0  LCM_P=~(15)#define  LCM_RS_1  LCM_P|=  15#define  LCM_RW_0  LCM_P=~(16)#define  LCM_RW_1  LCM_P|=  16 #define  LCM_EN_0  LCM_P=~(17)#define  LCM_EN_1  LCM_P|=  17/*========================================*/#define  LCD_str(x,y,s) Locate(x,y);LCD_str_(s);#define  LCD_float(x,y,flt) Locate(x,y);LCD_float_(flt);/*========================================*/void LCD_init();     //LCM1602的初始化函數(shù)，在使用1602之前都必須調(diào)用void Locate(uchar,uchar);   //顯示定位函數(shù)void LCD_half(uchar);   //送半字節(jié)函數(shù)void LCD_char(uchar);   //寫一個(gè)字符函數(shù)void LCD_2char(uchar);   //顯示兩個(gè)字符void LCD_4char(uint);   //顯示四個(gè)字符void LCD_cmd(uchar);    //寫命令函數(shù)void LCD_str_(uchar str[]);     //寫字符串?dāng)?shù)據(jù)函數(shù)void LCD_float_(float,uchar); //寫浮點(diǎn)數(shù)據(jù)函數(shù)void LCD_delay(uint);   //延時(shí)子函數(shù)/******************************************//*-函數(shù)功能：液晶使用初始化---------------*//*-入口參數(shù)：無*//******************************************/void LCD_init(){LCD_cmd(0x01);LCD_delay(10);LCD_cmd(0x28);   //4位數(shù)據(jù)、雙行顯示、5*7(0x38為八位)LCM_EN_1;_nop_();_nop_();_nop_();LCM_EN_0;      /*此處必須加上這兩句*/LCD_delay(10);LCD_cmd(0x28);LCD_cmd(0x06);LCD_cmd(0x0c);LCD_cmd(0x01);LCD_delay(10);}/******************************************//*-函數(shù)功能：顯示數(shù)據(jù)定位函數(shù)-------------*//*-入口參數(shù)：行坐標(biāo)x、列坐標(biāo)y-------------*//******************************************/ void Locate(uchar x,uchar y){x=0x01;LCD_cmd((x==0)?(y+0xbf):(y+0x7f));}/******************************************//*-函數(shù)功能：送半字節(jié)函數(shù)-----------------*//*-入口參數(shù)：要寫到液晶指令或數(shù)據(jù)寄存器的-*//*           字節(jié)的高四位或低四位---------*//******************************************/void LCD_half(uchar dataw_){LCM_DATA=(LCM_DATA0x0f)|(dataw_);LCM_EN_1;_nop_();_nop_();_nop_();LCM_EN_0;LCD_delay(1);//實(shí)際使用中加上10ms的延時(shí)}/******************************************//*-函數(shù)功能：寫一位數(shù)據(jù)函數(shù)---------------*//*-入口參數(shù)：數(shù)據(jù)內(nèi)容---------------------*//******************************************/void LCD_char(uchar dataw){LCM_RS_1;LCM_RW_0;LCM_EN_0;_nop_();LCD_half(dataw0xf0);LCD_half(dataw4);  }/*========================================*/void LCD_cmd(uchar cmd){ LCM_RS_0;LCM_RW_0;LCM_EN_0;_nop_();LCD_half(cmd0xf0);LCD_half(cmd4);} /*========================================*/void LCD_str_(uchar *str){while(*str)LCD_char(*str++);}/*========================================*/void LCD_2char(uchar num_2){uchar num_temp;num_temp=num_2/10;LCD_char(num_temp+0x30);num_temp=num_2%10;LCD_char(num_temp+0x30);}void LCD_4char(uint num_4){uint num_tmp;num_tmp=num_4/1000;LCD_char(num_tmp+0x30);num_tmp=num_4/100;num_tmp=num_tmp%10;LCD_char(num_tmp+0x30);num_tmp=num_4/10;num_tmp=num_tmp%10;LCD_char(num_tmp+0x30);num_tmp=num_4%10;LCD_char(num_tmp+0x30);}/*========================================*/void LCD_float_(float flt,uchar n){uchar counter=0,num_str[10],neg_flags=0,n_;long int num;n_=n; while(n_){n_--;flt*=10;}num=flt; if(!num)num_str[counter++]=0x30;if(num0){num=-num,neg_flags=1;}while(num!=0){num_str[counter++]=num%10+0x30;num/=10;if(counter==n)num_str[counter++]='.'; } if(neg_flags){num_str[counter++]='-';}while(counter--)(LCD_char(num_str[counter]));  }/*========================================*/void LCD_delay(uint xus){uint i=0,j=0;for(i=0;i xus;i++)for(j=0;j 123;j++);}/*========================================*/#endif /*----------文件名：SERIAL_UART.H-------------*/#ifndef _SERIAL_UART_H_#define _SERIAL_UART_H_#define  uint unsigned int#define  uchar unsigned char#define  Fosc 11059200#define  Baud 9600#define  Reload    (256-((2*Fosc)/12/32/Baud)) //SMOD==1//#define  Reload (256-(Fosc/12/32/Baud))  //SMOD==0sfr  AUXR =  0x8e; sfr  AUXR1 = 0xA2;sfr  BRT  = 0x9c; //獨(dú)立波特率發(fā)生器重裝載寄存器void serial_port_init();void  Uart_send_(uchar);void Uart_send(uchar *);void Uart_send_int(int,uchar);/*=================================*/void serial_port_init(){SCON=0x50; //串口控制第七第六方式控制，第四位允許接收PCON|=0x80; //第七位SMOD AUXR=0x11; //第四位置位允許獨(dú)立波特率發(fā)生器運(yùn)行BRT=Reload; //獨(dú)立波特率發(fā)生器賦值A(chǔ)UXR1=0x80; //選擇串口位置ES=1;  //允許串口中斷// EA=1;  //允許全局中斷}/*========================================*/void Uart_send(uchar *str){while(*str)Uart_send_(*str++);}/*========================================*/void Uart_send_int(int num_send,uchar n_cnt){uchar num_str[7],num_cnt=0,neg_flags=0;if(num_send0){num_send=-num_send;neg_flags=1;}do{num_str[num_cnt++]=num_send%10+0x30;num_send/=10;  }while(num_send);while(num_cnt n_cnt)num_str[num_cnt++]=0x30;if(neg_flags)num_str[num_cnt++]='-';while(num_cnt--)Uart_send_(num_str[num_cnt]);}/*========================================*/void Uart_send_flt(float flt,uchar n){   long int num;uchar counter=0,num_str[10],n_temp;bit small_1=0,neg_flags=0; n_temp=n;if(flt 1.0)small_1=1;while(n_temp){n_temp--;flt*=10;}num=flt;if(num 0){num=-num,neg_flags=1;}  do{num_str[counter++]=num%10+0x30;num/=10;if(counter==n)num_str[counter++]='.'; }while(num!=0);if(small_1)num_str[counter++]=0x30; if(neg_flags){num_str[counter++]='-';}while(counter--)(Uart_send_(num_str[counter]));  }/*========================================*/void Uart_send_(uchar dat){ES=0;TI=0;SBUF=dat;while(!TI);TI=0;ES=1;}/*========================================*/#endif