電子鐘完整C程序

1、完整程序#include#include intrins.h#define uchar unsigned char#define uint unsigned intunsigned char hour, min, sec, year, month, day; / 當前時間、日期unsigned char Tab_Num = 0xc0, 0xf9, 0xa4, 0xb0, 0x99,0x92, 0x82, 0xf8, 0x80, 0x90; / 0-9數(shù)字主要用于數(shù)碼管的顯示uchar show_status; / LED 顯示狀態(tài)標志/ 0：設(shè)置鬧鐘數(shù)據(jù)/ 1：顯示當前日期及星期/ 2：顯示當

2、前時間/ 3：設(shè)置當前日期/ 4：設(shè)置當前時間structunsigned char h_b; / 小時設(shè)置開始的時間unsigned char m_b; / 分鐘設(shè)置開始的時間unsigned char h_s; / 小時設(shè)置停止的時間unsigned char m_s; / 分鐘設(shè)置停止的時間alarm18; / 用于設(shè)置六路鬧鐘的十八個鬧鐘開始時間結(jié)構(gòu)體定義 /char sound; / 鬧鐘開啟標志高電平有效uchar cur_alarm_set; / 當前設(shè)置的鬧鐘項uchar alarm_k, alarm_g; / 鬧鐘開關(guān)時間設(shè)置標志 為1時有效bit new_alarm_inf

3、o; / 鬧鐘項內(nèi)容已修改標志unsigned char attr; / 八個數(shù)碼管的閃爍控制字節(jié)，當為0時，對應(yīng)數(shù)碼管閃 /sbit out_alarm1 = P3 2; / 用于輸出各自對應(yīng)的鬧鐘sbit out_alarm2 = P3 3;sbit out_alarm3 = P3 4;sbit out_alarm4 = P3 5;sbit out_alarm5 = P3 6;sbit out_alarm6 = P3 7; / 六路鬧鐘位定義sbit DSSCLK = P0 5; / 時間引腳采用分時復(fù)用sbit clock_dat = P0 6;sbit clock_rst = P0 7

4、; / ds1302管腳定義sbit SDA_PIN = P0 4; / EEPROM24CO8串行數(shù)據(jù)線端口 sbit a0 = ACC 0;sbit a1 = ACC 1;sbit a2 = ACC 2;sbit a3 = ACC 3;sbit a4 = ACC 4;sbit a5 = ACC 5;sbit a6 = ACC 6;sbit a7 = ACC 7; / 為了編程方便定義的ds1302寄存器的位變量voiddelay(int num) / 延時函數(shù)while (num-);/* +ds1302操作的時序與讀寫*+*/voidclock_write(unsigned char d

5、d) / 寫入一個字節(jié)，DS1302時序，這里不用循環(huán)移位寫入方法，而是直接用變量來產(chǎn)生寫入的時鐘ACC = dd;DSSCLK = 0;clock_dat = a0;DSSCLK = 1;DSSCLK = 0;clock_dat = a1;DSSCLK = 1;DSSCLK = 0;clock_dat = a2;DSSCLK = 1;DSSCLK = 0;clock_dat = a3;DSSCLK = 1;DSSCLK = 0;clock_dat = a4;DSSCLK = 1;DSSCLK = 0;clock_dat = a5;DSSCLK = 1; DSSCLK = 0; clock_d

6、at = a6; DSSCLK = 1; DSSCLK = 0; clock_dat = a7; DSSCLK = 1; unsigned charclock_read(void) DSSCLK = 1; DSSCLK = 0; a0 = clock_dat; DSSCLK = 1; DSSCLK = 0; a1 = clock_dat; DSSCLK = 1; DSSCLK = 0; a2 = clock_dat; DSSCLK = 1; DSSCLK = 0; a3 = clock_dat; DSSCLK = 1; DSSCLK = 0; a4 = clock_dat; DSSCLK =

7、1; DSSCLK = 0; a5 = clock_dat; DSSCLK = 1; DSSCLK = 0; a6 = clock_dat; DSSCLK = 1; DSSCLK = 0; a7 = clock_dat; return (ACC); unsigned charread_clock(unsigned char reg1) unsigned char dd = 0; / 讀出一個字節(jié)，DS1302時序 / 從reg1寄存器讀數(shù)據(jù)DSSCLK = 0;clock_rst = 0;clock_rst = 1;clock_write(reg1); / 首先發(fā)送要讀的地址dd = cloc

8、k_read(); / 讀出該地址的數(shù)據(jù)clock_rst = 0;return (dd); / 將讀出的數(shù)據(jù)反回voidwrite_clock(unsigned char reg2, unsigned char date) / 向reg2寫入date數(shù)據(jù) /DSSCLK = 0;clock_rst = 0;clock_rst = 1;clock_write(reg2);clock_write(date);clock_rst = 0;/*24C08使用I2C操作函數(shù)*/voidI2cDelay() / EEPROM操作時需要的延時函數(shù)_nop_();_nop_();_nop_();_nop_(

9、);_nop_();_nop_();voidDelayX1ms(unsigned char count) / 延遲函數(shù)，參數(shù)為毫秒數(shù)unsigned char i, j;for (i = 0; i count; i+)for (j = 0; j 240; j+);voidStart() / I2C啟動，24C08使用I2C方式SDA_PIN = 1;I2cDelay();DSSCLK = 1;I2cDelay(); / 時鐘線在高電平狀態(tài)下，數(shù)據(jù)線從高到低的跳變 /SDA_PIN = 0;I2cDelay(); / 保持時鐘線為低表示i2c在啟動狀態(tài)中 DSSCLK = 0;voidStop(

10、) / I2C停止I2cDelay();SDA_PIN = 0; / 時鐘線在高電平I2cDelay();DSSCLK = 1;I2cDelay();SDA_PIN = 1;I2cDelay();bitSendByte(unsigned char value) / 發(fā)送1字節(jié)數(shù)據(jù)給EEPROMunsigned char i;bit no_ack = 0; / 定義應(yīng)答信號for (i = 0; i 8; i+) / 發(fā)送8位數(shù)據(jù)I2cDelay();if (value & 0x80)SDA_PIN = 1;elseSDA_PIN = 0; / 將數(shù)據(jù)一位一位的送寫入先寫高位value = va

11、lue 1;I2cDelay();DSSCLK = 1;I2cDelay();I2cDelay();DSSCLK = 0; / 產(chǎn)生8個時鐘脈沖I2cDelay(); SDA_PIN = 1; / 確認脈沖周期，等待EEPROM的確認 I2cDelay(); DSSCLK = 1; / 第九個脈沖周期，產(chǎn)生應(yīng)答信號 I2cDelay();if (SDA_PIN = 1)no_ack = 1; / 表示無應(yīng)答，數(shù)據(jù)傳送不成功I2cDelay();DSSCLK = 0;return no_ack;voidmywrite(unsigned char address, unsigned char va

12、lue) / 向EEPROM寫1字節(jié) /Start();SendByte(0xa0); / 寫命令SendByte(address); / 寫地址SendByte(value); / 寫數(shù)據(jù)Stop();DelayX1ms(10);unsigned charReadByte() / 從EEPROM接收1字節(jié)unsigned char i, bval;bval = 0;for (i = 0; i 8; i+) / 接收8位數(shù)據(jù)I2cDelay();SDA_PIN = 1; / 從P1輸入數(shù)據(jù)時，先往P1輸入1 I2cDelay();DSSCLK = 1;I2cDelay();bval = bva

13、l 4; / 將該值右移四位e = e & 0x0f; / 將高4位全置0剩下秒的數(shù)據(jù)P2 = Tab_Nume; / 段選送秒個位P1 = 0xfb; / 位選選中秒個位delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會P2 = Tab_Numd; / 秒十位P1 = 0xf7; / 段選送秒的十位delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會d = read_clock(0x83); / 讀分鐘e = d;d = d 4;e = e & 0x0f;P2 = Tab_Nume; / 分個位P1 = 0xef;delay(250);P1 = 0xff; / 關(guān)數(shù)碼管

14、一小會P2 = Tab_Numd; / 分十位P1 = 0xdf;delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會d = read_clock(0x85); / 讀小時e = d;d = d 4;e = e & 0x0f;P2 = Tab_Nume; / 小時各位P1 = 0xbf;delay(250);P1 = 0xff;P2 = Tab_Numd; / 小時十位P1 = 0x7f;delay(250);P1 = 0xff;else / 設(shè)置時間狀態(tài)if (attr = 0x01 | attr = 0x08) / 因為時間只用六位數(shù)碼管所以有兩人狀態(tài)相同/for (i = 0;

15、 i 4; e = e & 0x0f; P2 = Tab_Nume; / 小時各位P1 = 0xbf;delay(250);P1 = 0xff;P2 = Tab_Numd; / 小時十位P1 = 0x7f;delay(250);P1 = 0xff;delay(20000); / 先動態(tài)顯示然后判斷一產(chǎn)生閃爍效果 / 均為調(diào)整時間的小時位，此時這兩個數(shù)碼管閃爍 /if (attr = 0x02) / 數(shù)碼管的三四兩位閃爍for (i = 0; i 4;e = e & 0x0f;P2 = Tab_Nume; / 分個位P1 = 0xef;delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小

16、會P2 = Tab_Numd; / 分十位P1 = 0xdf;delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會delay(20000); / 先動態(tài)顯示然后判斷一產(chǎn)生閃爍效果if (attr = 0x04) / 數(shù)碼管的三四兩位閃爍for (i = 0; i 4;e = e & 0x0f;P2 = Tab_Nume;P1 = 0xfb;delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會P2 = Tab_Numd; / 秒十位P1 = 0xf7; / 段選送秒的十位delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會delay(20000); / 先動態(tài)顯示然

17、后判斷一產(chǎn)生閃爍效果if (show_status = 1 | show_status = 3) / 表示此狀態(tài)為顯示8位的日期，年,月，日 /if (show_status = 1)d = read_clock(0x87); / 讀日期的日e = d; / 將函數(shù)返回的值賦給變量d = d 4; / 將該值右移四位e = e & 0x0f;P2 = Tab_Nume; / 段選送天的個位P1 = 0xfe; / 位選選中秒個位 delay(250); P1 = 0xff; / 關(guān)數(shù)碼管一小會 P2 = Tab_Numd; / 天的十位P1 = 0xfd;delay(250);P1 = 0xf

18、f; / 關(guān)數(shù)碼管一小會d = read_clock(0x89); / 讀月e = d;d = d 4;e = e & 0x0f;P2 = Tab_Nume; / 月的個位P1 = 0xfb;delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會P2 = Tab_Numd;P1 = 0xf7;delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會d = read_clock(0x8b); / 讀年e = d;d = d 4;e = e & 0x0f;P2 = Tab_Nume;P1 = 0xef; delay(250); P1 = 0xff; P2 = Tab_Numd;P1

19、= 0xdf;delay(250);P1 = 0xff;P2 = Tab_Num0; / 年的百位與千位從20開始P1 = 0xbf;delay(250);P1 = 0xff;P2 = Tab_Num2;P1 = 0x7f;delay(250);P1 = 0xff;elseif (attr = 0x01 | attr = 0x02) / 因為日期的前兩位數(shù)碼管顯示固定為“20” /for (i = 0; i 4; e = e & 0x0f; P2 = Tab_Nume;P1 = 0xef;delay(250);P1 = 0xff;P2 = Tab_Numd;P1 = 0xdf;delay(25

20、0);P1 = 0xff;delay(20000); / 這里直接從第三四個數(shù)碼管開始閃爍 if (attr = 0x03)for (i = 0; i 4;e = e & 0x0f;P2 = Tab_Nume; / 月的個位P1 = 0xfb;delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會delay(20000); / 日期的五六位開始閃爍if (attr = 0x04)for (i = 0; i 4; / 將該值右移四位e = e & 0x0f;P2 = Tab_Nume; / 段選送天的個位P1 = 0xfe; / 位選選中秒個位 P2 = Tab_Numd; P1 = 0

21、xf7; delay(250); P1 = 0xff; / 關(guān)數(shù)碼管一小會delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會P2 = Tab_Numd; / 天的十位P1 = 0xfd;delay(250);P1 = 0xff; / 關(guān)數(shù)碼管一小會delay(20000); / 使其閃爍關(guān)數(shù)碼管一小會 / 日期顯示的最后兩人數(shù)碼管開始閃爍if (show_status = 0) / 表示當前狀態(tài)為設(shè)置鬧鐘if (alarm_k = 1 & alarm_g = 0) / 當前顯示的是設(shè)鬧鐘的開始時間 /sshi = (alarmcur_alarm_set.h_b) / 10;sge

22、= (alarmcur_alarm_set.h_b) % 10;fshi = (alarmcur_alarm_set.m_b) / 10;fge = (alarmcur_alarm_set.m_b) % 10; / 首先分離出當前設(shè)置鬧鐘的時的分的個位與十位便于顯示/lu_s = cur_alarm_set / 10;lu_g = cur_alarm_set % 10; / 用于顯示當前正在設(shè)置的鬧鐘的路數(shù) /if (attr = 0x01) / 在鬧鐘設(shè)置時只有四位數(shù)碼管會產(chǎn)生閃爍當閃爍標志為此時/ 鬧鐘的小時兩位閃爍for (i = 0; i 20; i+)P2 = Tab_Numsshi

23、;P1 = 0x7f;delay(250);P1 = 0xff;P2 = Tab_Numsge;P1 = 0xbf;delay(250);P1 = 0xff;P2 = Tab_Numlu_s;P1 = 0x7f;delay(250);數(shù)友管的路數(shù) P1 = 0xfd; P2 = Tab_Numlu_g; P1 = 0xfe; delay(250); P1 = 0xff; / 在鬧鐘設(shè)置時用數(shù)碼管的最后兩位顯示當前所設(shè)置的/ / 動態(tài)顯示delay(20000); / 數(shù)碼管關(guān)一會，產(chǎn)生閃爍的效果if (attr = 0x02) / 當閃爍標志為此值時鬧鐘的分鐘開始閃 for (i = 0; i

24、 20; i+)P2 = Tab_Numfshi;P1 = 0xdb;delay(250);P1 = 0xff;P2 = Tab_Numfge;P1 = 0xef;delay(250); P1 = 0xff; P2 = Tab_Numlu_s; P1 = 0x7f;delay(250);P1 = 0xfd;數(shù)友管的路數(shù) P2 = Tab_Numlu_g; P1 = 0xfe; delay(250); P1 = 0xff; / 在鬧鐘設(shè)置時用數(shù)碼管的最后兩位顯示當前所設(shè)置的/delay(20000);if (alarm_k = 0 & alarm_g = 1) / 當前顯示的是設(shè)鬧鐘的結(jié)束時間

25、/sshi = (alarmcur_alarm_set.h_s) / 10;sge = (alarmcur_alarm_set.h_s) % 10;fshi = (alarmcur_alarm_set.m_s) / 10;fge = (alarmcur_alarm_set.m_s) % 10; / 首先分離出當前設(shè)置鬧鐘的時的分的個位與十位便于顯示/lu_s = cur_alarm_set / 10;lu_g = cur_alarm_set % 10; / 用于顯示當前正在設(shè)置的鬧鐘的路數(shù) /if (attr = 0x01) / 在鬧鐘設(shè)置時只有四位數(shù)碼管會產(chǎn)生閃爍當閃爍標志為此時/ 鬧鐘的小

26、時兩位閃爍for (i = 0; i 20; i+)P2 = Tab_Numsshi;P1 = 0x7f;delay(250);P1 = 0xff;P2 = Tab_Numsge;P1 = 0xbf;delay(250);P1 = 0xff;P2 = Tab_Numlu_s;P1 = 0x7f;delay(250);P1 = 0xfd;數(shù)友管的路數(shù) P2 = Tab_Numlu_g; P1 = 0xfe; delay(250); P1 = 0xff; / 在鬧鐘設(shè)置時用數(shù)碼管的最后兩位顯示當前所設(shè)置的/ / 動態(tài)顯示delay(20000); / 數(shù)碼管關(guān)一會，產(chǎn)生閃爍的效果if (attr

27、= 0x02 | attr = 0x04) / 當閃爍標志為此值時鬧鐘的分鐘開始閃 /for (i = 0; i 31)day = 1;write_clock(0x86, day); / 將校正寫回到寄存器/return;if (keytmp = 4) / 第三個按鈕switch (attr) / 8個數(shù)碼管的閃爍控制字節(jié)來判斷按該鍵前的狀態(tài)/case 0xff:if (show_status = 1 | show_status = 2) / 如果無閃爍狀態(tài)/show_status = 0;cur_alarm_set = 0;attr = 0x01;alarm_k = 0;alarm_g =

28、1; / 直接進入設(shè)置十八路鬧鐘的關(guān)時間break;case 0x01: / 數(shù)碼管的前兩位已在閃爍if (show_status = 0) / 當前為鬧鐘設(shè)置狀態(tài)if (alarm_k = 1 & alarm_g = 0)alarmcur_alarm_set.h_b = (alarmcur_alarm_set.h_b -1); / 當前開鬧鐘時減一/if (alarmcur_alarm_set.h_b = 0)alarmcur_alarm_set.h_b = 24;new_alarm_info = 1; / 表示鬧鐘項已修改/if (alarm_k = 0 & alarm_g = 1)ala

29、rmcur_alarm_set.h_s = (alarmcur_alarm_set.h_s -1); / 當前關(guān)鬧鐘時減一/if (alarmcur_alarm_set.h_s = 0)alarmcur_alarm_set.h_s = 24;new_alarm_info = 1; / 表示鬧鐘項已修改/else if (show_status = 4) / 當前顯示狀態(tài)為時間較正/hour = read_clock(0x85); / 讀小時hour = (hour - 1); / 當前時間的時減一if (hour = 0)hour = 24;write_clock(0x84, hour); /

30、 將校正寫回到寄存器/break;case 0x02: / 數(shù)碼管三四位閃爍if (show_status = 0) / 將當前鬧鐘的分加一if (alarm_k = 1 & alarm_g = 0)alarmcur_alarm_set.m_b = (alarmcur_alarm_set.m_b -1); / 當前開鬧鐘的分減/if (alarmcur_alarm_set.m_b)alarmcur_alarm_set.m_b = 60;new_alarm_info = 1;if (alarm_k = 0 & alarm_g = 1)alarmcur_alarm_set.m_s = (alarm

31、cur_alarm_set.m_s -1); / 當前關(guān)鬧鐘的分減一/if (alarmcur_alarm_set.m_s)alarmcur_alarm_set.m_s = 60;new_alarm_info = 1; / 表示鬧鐘項已修改 /else if (show_status = 3)year = read_clock(0x8d); / 讀年year = year - 1; / 當前日期的年減 一if (year = 0)year = 99;write_clock(0x8c, year); / 將校正寫回到寄存器 /else if (show_status = 4)min = read

32、_clock(0x83); / 讀分min = (min - 1); / 當前時間的 分減一if (min = 0)min = 60;write_clock(0x82, min); / 將校正寫回到寄存器 /break;case 0x03: / 數(shù)碼的五六位正閃爍if (show_status = 3)month = read_clock(0x89); / 讀月;month = month - 1; /if (month = 0)month = 12;write_clock(0x88, month); / 將校正的年寫回到寄存器 /else if (show_status = 4)sec =

33、read_clock(0x81); / 讀出當前的秒sec = (sec - 1);if (sec = 0)sec = 60;write_clock(0x82, sec); / 將校正寫回到寄存器 /break;case 0x04: / 第七八個數(shù)碼管閃爍只用于設(shè)置日期 if (show_status = 3) / 當前狀態(tài)為日期設(shè)置 day = read_clock(0x87); / 讀日day = day - 1; / 天加一if (day = 0)day = 31;write_clock(0x86, day); / 將校正寫回到寄存器 /return;if (keytmp = 8) /

34、第四個按鈕，僅當數(shù)碼管打開時有效 /switch (attr)case 0xff:if (show_status = 1) / 如果當前顯示日期show_status = 3; / 切換到調(diào)準日期狀態(tài) else if (show_status = 2) / 如果當前顯示時間 /show_status = 4; / 切換到調(diào)準時間狀態(tài) attr = 0x01;break; / 第一、二個數(shù)碼管閃爍case 0x01:attr = 0x02;break; / 第三、四個數(shù)碼管閃爍case 0x02:attr = 0x03;break; / 第五、六個數(shù)碼管閃爍case 0x03:attr = 0x

35、04;break; / 第七八個數(shù)碼管閃爍case 0x04:if (show_status = 0)if (attr = 0x03)cur_alarm_set += 1; / 轉(zhuǎn)到下一路鬧鐘進行設(shè)置 /if (cur_alarm_set = 18)cur_alarm_set = 0;attr = 0x01; / 第一、二個數(shù)碼管閃爍/*鬧鐘被觸發(fā)相應(yīng)操作子程序*/voidalarm_act()char temp;hour = read_clock(0x85); / 讀時min = read_clock(0x83); / 讀分for (temp = 0; temp = 18; temp+) /

36、 首先判斷十八路路鬧鐘是否有被/ 觸發(fā)的if (alarmtemp.h_b = hour & alarmtemp.m_b = min) / 比較是否有鬧鐘被觸發(fā)/sound = 1;if (temp = 0 | temp = 1 | temp = 2)out_alarm1 = 0; / 啟動第一路鬧鐘if (temp = 3 | temp = 4 | temp = 5)out_alarm2 = 0; / 啟動第二路鬧鐘if (temp = 6 | temp = 7 | temp = 8)out_alarm3 = 0;if (temp = 9 | temp = 10 | temp = 11)out_alarm4 = 0;if (temp = 12 | temp = 13 | temp = 14)out_alarm5 = 0;if (temp = 15 | temp = 16 | temp