Reply to thread

Message

<blockquote data-quote="pasanlaksiri" data-source="post: 329419" data-attributes="member: 2882">Dual Time Digital Alarm ClockFeatures at a glance<ul>
<li data-xf-list-type="ul">Dual time (Standard time + another time - GMT)</li>
<li data-xf-list-type="ul">Counts seconds, minutes, hours, day, date, month and year</li>
<li data-xf-list-type="ul">Alarm</li>
<li data-xf-list-type="ul">12 hour / 24 hour time format</li>
<li data-xf-list-type="ul">Leap year correction valid up to 2100</li>
</ul><img src="http://aycu40.webshots.com/image/10439/2002595822128202705_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu13.webshots.com/image/10452/2002587071453083354_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu27.webshots.com/image/11386/2002596448896926065_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu01.webshots.com/image/11720/2002557608678829086_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu01.webshots.com/image/11720/2002504982648704595_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu38.webshots.com/image/11277/2002576489732961578_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu37.webshots.com/image/12436/2002542608981005265_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu09.webshots.com/image/10248/2002580657785029848_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu39.webshots.com/image/12878/2002584967172313425_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu24.webshots.com/image/10023/2002554831463919052_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu16.webshots.com/image/9775/2001821195554321427_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://aycu16.webshots.com/image/9775/2001829545827807916_rs.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" />This is the Program#include &lt;pic.h&gt;__CONFIG(WDTDIS &amp; XT &amp; UNPROTECT &amp; PWRTEN &amp; LVPDIS &amp; BORDIS);unsigned char check_key(volatile unsigned char *key);void bin_to_bcd(unsigned char binary, unsigned char *bcd);void set_time();void show_alarm_time();void start_beep();void inc_day_date();void time_to_24H();void time_to_12H();#define MIN_ON&nbsp; &nbsp; 12#define&nbsp; &nbsp; MAX_ON&nbsp; &nbsp; 72#define&nbsp; &nbsp; false&nbsp; &nbsp; 0#define&nbsp; &nbsp; true&nbsp; &nbsp; 1#define&nbsp; &nbsp; SW_COM&nbsp; &nbsp; RA5#define ADJ_TIME 10&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Time out in sec for settings&nbsp; &nbsp; #define COM_0&nbsp; &nbsp; RA0#define COM_1&nbsp; &nbsp; RA1#define COM_2&nbsp; &nbsp; RA2#define COM_3&nbsp; &nbsp; RA3#define COM_4&nbsp; &nbsp; RA4#define COM_5&nbsp; &nbsp; RA5#define ADJ_KEY&nbsp; &nbsp; &nbsp; &nbsp; sw_0_cnt#define MODE_KEY&nbsp; &nbsp; sw_1_cnt#define BEEP_COUNT&nbsp; &nbsp; 4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // PWM duty cycle value for &quot;beep&quot;#define ALPHA_A 3#define ALPHA_L 10#define BLANK&nbsp; &nbsp; 11#define ALPHA_H&nbsp; &nbsp; 12#define HIPHON&nbsp; &nbsp; 13static const unsigned char display_L[14] = {0x00, 0x09, 0x04, 0x00, 0x09, 0x02, 0x02, 0x08, 0x00, 0x00, 0x07, 0x0F, 0x09, 0x0F};static const unsigned char display_H[14] = {0x80, 0xE0, 0x40, 0x60, 0x20, 0x20, 0x00, 0xE0, 0x00, 0x20, 0x80, 0xE0, 0x00, 0x60};static const unsigned char day_display_L[7] = {0x01, 0x02, 0x04, 0x08, 0x00, 0x00, 0x00};static const unsigned char day_display_H[7] = {0x00, 0x00, 0x00, 0x00, 0x20, 0x40, 0x80};/*&nbsp; &nbsp; End of months&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Null,JAN,FEB,MAR,APR,MAY,JUN,JLY,AUG,SEP,OCT,NOV,DEC*/static const unsigned char month_end[13] = {0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};static const unsigned char blink[3] = { 0xFE, 0xFD, 0xF3};&nbsp; &nbsp; static const unsigned char digit3_L[4] = {0x0F, 0x09, 0x04, 0x08};static const unsigned char digit3_H[4] = {0xE0, 0xE0, 0x40, 0x00};static unsigned char digit[4];static unsigned char count, i, j;static volatile unsigned char&nbsp; &nbsp; sw_0_cnt[2], sw_1_cnt[2];static unsigned char mode, cursor_digit, timer;union{&nbsp; &nbsp; unsigned char FLAG_C;&nbsp; &nbsp; struct{&nbsp; &nbsp; unsigned AM:1;&nbsp; &nbsp; unsigned PM:1;&nbsp; &nbsp; unsigned AL1:1;&nbsp; &nbsp; unsigned AL2:1;&nbsp; &nbsp; unsigned DO_NOT_USE:1;&nbsp; &nbsp; unsigned COLON:1;&nbsp; &nbsp; unsigned ST:1;&nbsp; &nbsp; unsigned FREE_1:1;&nbsp; &nbsp; }s_flag;}u_flag;// DO_NOT_USE because RC4 not connected to anywhere; it will make problems when flag load to PORTC// AL2 is not implemented#define flag u_flag.FLAG_C#define FLAG u_flag.s_flagstatic volatile unsigned char seconds, minutes, d_minutes, hours, d_hours, ticks, al_minutes, al_hours;static volatile unsigned char year, month, date, day, end_of_month;volatile bit hr_24, bit_24, setup, one_time, pm, d_pm, update, AL_ON, AL_START, SLEEP_STATE, al_pm, show_al;main(){&nbsp; &nbsp; TRISB&nbsp; &nbsp; = 0xF0;&nbsp; &nbsp; TRISA&nbsp; &nbsp; = 0x00;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // RA0 - RA4 are O/Ps, RA5 - RA7 are I/Ps &nbsp; &nbsp; TRISC&nbsp; &nbsp;&nbsp; = 0b00011011;&nbsp; &nbsp; // RC&lt;0:1&gt; used for Timer1 external crystal&nbsp; &nbsp; CMCON&nbsp; &nbsp; = 0x07;&nbsp; &nbsp; ADCON1&nbsp; &nbsp; = 0x06;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // All are digital I/P in PORTA&nbsp; &nbsp; OPTION&nbsp; &nbsp; = 0b10000011;&nbsp; &nbsp; // Disable PORTB pull ups, set prescalaer to 1:16&nbsp; &nbsp; T1CON&nbsp; &nbsp;&nbsp; = 0b00001111;&nbsp; &nbsp; // Timer1 1:1 prescale, Osc enabled, no sync,&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // external clock source, Timer1 on&nbsp; &nbsp; TMR1IF = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Clear Timer1 Overflow interrupt flag&nbsp; &nbsp; TMR1IE = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Enable Timer1 Overflow interrupt&nbsp; &nbsp; PORTA&nbsp; &nbsp; = 0x00;&nbsp; &nbsp; PORTB&nbsp; &nbsp; = 0;&nbsp; &nbsp; PORTC&nbsp; &nbsp; = 0;&nbsp; &nbsp; TMR1H&nbsp; &nbsp;&nbsp; = 0x80;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Initialize Timer1 to 0x8000&nbsp; &nbsp; TMR1L&nbsp; &nbsp;&nbsp; = 0x00;&nbsp; &nbsp; INTCON&nbsp; &nbsp; = 0x68;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Pheripheral, TMR0, RB port change interrupts enabled&nbsp; &nbsp; GIE = 1;&nbsp; &nbsp; &nbsp; &nbsp; mode = 0;&nbsp; &nbsp; setup = 0;&nbsp; &nbsp; day = 0;&nbsp; &nbsp; hr_24 = 0;&nbsp; &nbsp; year = 5;&nbsp; &nbsp; month = 1;&nbsp; &nbsp; day = 1;&nbsp; &nbsp; date = 1;&nbsp; &nbsp; hours = 1;&nbsp; &nbsp; &nbsp; &nbsp; d_hours = 1;&nbsp; &nbsp; al_hours = 1;&nbsp; &nbsp; pm = 0;&nbsp; &nbsp; start_beep();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(! (RB4 &amp; RB5))&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; setup = 1;&nbsp; &nbsp; &nbsp; &nbsp; cursor_digit = 0;&nbsp; &nbsp; &nbsp; &nbsp; digit[2] = BLANK;&nbsp; &nbsp; &nbsp; &nbsp; digit[3] = 0;&nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(year, digit);&nbsp; &nbsp; &nbsp; &nbsp; while(setup)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(ADJ_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[cursor_digit]++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[0] &gt; 9)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[0] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[1] &gt; 9)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[1] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(MODE_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cursor_digit ++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(cursor_digit &gt; 1 || ticks &gt; ADJ_TIME)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setup = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; year = digit[1] * 10 + digit[0];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; while(1)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; if((al_pm == pm) &amp;&amp; (al_hours == hours) &amp;&amp; (al_minutes == minutes))&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(AL_ON &amp; FLAG.AL1)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; AL_START = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; SLEEP_STATE = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; AL_ON = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; AL_START = 0;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; if(!RB7)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (SLEEP_STATE)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTA = 0x30;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; RBIE = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; TRISB&nbsp; &nbsp; = TRISB = TRISC = 0xFF;&nbsp; &nbsp; // &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; SLEEP();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; continue;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; TRISB&nbsp; &nbsp; = 0xF0;&nbsp; &nbsp; &nbsp; &nbsp; TRISA&nbsp; &nbsp; = 0x00;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // RA0 - RA4 are O/Ps, RA5 - RA7 are I/Ps &nbsp; &nbsp; &nbsp; &nbsp; TRISC&nbsp; &nbsp;&nbsp; = 0b00011011;&nbsp; &nbsp; // RC&lt;0:1&gt; used for Timer1 external crystal&nbsp; &nbsp; &nbsp; &nbsp; if(ticks &gt; 9)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; SLEEP_STATE = 1;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; if (update)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; update = 0;&nbsp; &nbsp; &nbsp; &nbsp; // update in every seconds only or for a Mode key press &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(!show_al)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; switch(mode)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 0:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(hr_24)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.PM = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.AM = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.PM = pm;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.AM = !pm;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.ST&nbsp; &nbsp; =&nbsp; &nbsp; 1;&nbsp; &nbsp; // we are now in standard time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd (minutes, digit);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(hours, &amp;digit[2]);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; one_time = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; timer = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 1:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.COLON = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; show_alarm_time();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 2:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.COLON = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(date, digit);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(month, &amp;digit[2]);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 3:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.ST = 0;&nbsp; &nbsp; // We are now in second time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(hr_24)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.PM = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.AM = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.PM = d_pm;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.AM = ! d_pm;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(d_minutes, digit);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(d_hours, &amp;digit[2]);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 4:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.COLON = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[2] = BLANK;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[3] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(seconds, digit);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }/****************************************************************************************//*&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Setup Routines&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; *//*&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; *//****************************************************************************************/&nbsp; &nbsp; &nbsp; &nbsp; if(setup)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; switch(mode)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 0:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* setting time&nbsp; &nbsp; */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; set_time();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; minutes = digit[1] * 10 + digit[0];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; hours = digit[3] * 10 + digit[2];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; pm = FLAG.PM;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* Set time format 24 Hr of 12 Hr */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setup&nbsp; &nbsp; = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cursor_digit = 4;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[0] = ALPHA_H;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[1] = BLANK;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; while(setup)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(ADJ_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(hr_24)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; hr_24 = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; time_to_12H();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; hr_24 = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; time_to_24H();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; pm = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; al_pm = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(hr_24)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[2] = 4;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[3] = 2;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[2] = 2;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[3] = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(MODE_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setup = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 1:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* set alarm time */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; set_time();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; al_minutes = digit[1] * 10 + digit[0];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; al_hours = digit[3] * 10 + digit[2];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; al_pm = FLAG.PM;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.COLON = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 2:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* set day, date and month */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.COLON = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; end_of_month = month_end[month];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if( (month == 2) &amp;&amp; (year &amp; 0x03))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; end_of_month --;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; // Not a leap year (untill 2100, this calc will be true)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; while(setup)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.COLON = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(MODE_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cursor_digit ++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(ADJ_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[cursor_digit]++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; date = digit[1] * 10 + digit[0];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (date &gt; end_of_month)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; date = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; month = digit[3] *10 + digit[2];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(month &gt; 12)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; month = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(date, digit);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(month, &amp;digit[2]);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(cursor_digit &gt; 2 || ticks &gt; ADJ_TIME)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setup = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setup = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; while(setup)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.COLON = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(ADJ_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; day++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(day &gt;6)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; day = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(MODE_KEY) || ticks &gt; ADJ_TIME)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setup = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 3:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* setting the second time*/&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; set_time();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_minutes = digit[1] * 10 + digit[0];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_hours = digit[3] * 10 + digit[2];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_pm = FLAG.PM;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 4:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* set seconds&nbsp; &nbsp; */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[2] = BLANK;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[3] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; while(setup)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.COLON = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(seconds, digit);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(ADJ_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(seconds &gt; 29)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; minutes++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; seconds = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(minutes &gt; 59)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; minutes = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(MODE_KEY) || ticks &gt; 60)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setup = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }// End of setup&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(AL_START)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(j &lt; 4)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; { &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (i &amp; 0x20)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; start_beep();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; i = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; j++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(i &gt; (32*6))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; j = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(ADJ_KEY) | check_key(MODE_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; AL_ON = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; AL_START = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; else if(!SLEEP_STATE)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(MODE_KEY[0] &amp; 0x80)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setup = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; start_beep();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cursor_digit = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ticks = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; while(MODE_KEY[0] &amp; 0x80);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(MODE_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; show_al = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; mode ++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; update = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (mode &gt; 4)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; mode = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }/* A short press of ADJ key will show alarm 01's set time */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(check_key(ADJ_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; one_time = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; timer = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; show_alarm_time();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; show_al = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(timer &amp; 0x80)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; show_al = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(show_al)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; show_alarm_time();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /*&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; End of showing alarm time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(ADJ_KEY[0] &amp; 0x80)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.AL1 = ! FLAG.AL1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; start_beep();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; while(ADJ_KEY[0] &amp; 0x80);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; RC2 = 0;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; }}void start_beep(){&nbsp; &nbsp; SLEEP_STATE = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Don't let the PIC go to sleep&nbsp; &nbsp; ticks = 0;&nbsp; &nbsp; count = BEEP_COUNT *2;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Set count for length of beep&nbsp; &nbsp; CCP1CON = 0x0F;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Set the CCP module to PWM&nbsp; &nbsp; PR2 = 122;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Set the period to 2048Hz//&nbsp; &nbsp; CCPR1L = 3;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Set the duty cycle very low&nbsp; &nbsp; CCPR1L = 48;&nbsp; &nbsp; T2CON = 0b01111101;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Enable Timer2&nbsp; &nbsp; TMR2IF = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Clear the Timer2 Interrupt flag&nbsp; &nbsp; TMR2IE = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Enable the Timer2 Interrupt}void time_to_24H(){&nbsp; &nbsp; /* Change format of time from 12 hr to 24 hour&nbsp; &nbsp; */&nbsp; &nbsp; /* First standard time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; */&nbsp; &nbsp; if(pm)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; if (hours !=12)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; hours = hours + 12;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; }&nbsp; &nbsp; else if(hours == 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; hours = 0;&nbsp; &nbsp; }&nbsp; &nbsp; /* Now do it for the d time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; */&nbsp; &nbsp; if(d_pm)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; if (d_hours !=12)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_hours = d_hours + 12;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; }&nbsp; &nbsp; else if(d_hours == 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; d_hours = 0;&nbsp; &nbsp; }&nbsp; &nbsp; /*&nbsp; &nbsp;&nbsp; change format of Alarm time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; */&nbsp; &nbsp; if(al_pm)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; if (al_hours !=12)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; al_hours = al_hours + 12;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; }&nbsp; &nbsp; else if(al_hours == 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; al_hours = 0;&nbsp; &nbsp; }}void time_to_12H(){&nbsp; &nbsp; /* Change format of time from 24 hours to 12 Hours&nbsp; &nbsp; */&nbsp; &nbsp; /* first standard time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; */&nbsp; &nbsp; if(hours &gt; 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; hours = hours - 12;&nbsp; &nbsp; &nbsp; &nbsp; pm = 1;&nbsp; &nbsp; }&nbsp; &nbsp; if(hours == 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; pm = 1;&nbsp; &nbsp; }&nbsp; &nbsp; if (hours == 0)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; hours = 1;&nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; /* Do the same for d time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; */&nbsp; &nbsp; if(d_hours &gt; 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; d_hours = d_hours - 12;&nbsp; &nbsp; &nbsp; &nbsp; d_pm = 1;&nbsp; &nbsp; }&nbsp; &nbsp; if(d_hours == 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; d_pm = 1;&nbsp; &nbsp; }&nbsp; &nbsp; if (d_hours == 0)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; d_hours = 1;&nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; /*&nbsp; &nbsp; &nbsp; &nbsp;&nbsp; Alarm time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; */&nbsp; &nbsp; &nbsp; &nbsp; if(al_hours &gt; 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; al_hours = al_hours - 12;&nbsp; &nbsp; &nbsp; &nbsp; al_pm = 1;&nbsp; &nbsp; }&nbsp; &nbsp; if(al_hours == 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; al_pm = 1;&nbsp; &nbsp; }&nbsp; &nbsp; if (al_hours == 0)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; al_hours = 1;&nbsp; &nbsp; }}&nbsp; &nbsp; void set_time(){&nbsp; &nbsp; while(setup)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; if(check_key(MODE_KEY))&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cursor_digit++;&nbsp; &nbsp; &nbsp; &nbsp; if(check_key(ADJ_KEY))&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[cursor_digit]++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[0] &gt; 9)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[0] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[1] &gt; 5)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[1] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[2] &gt; 9)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[2] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[3] ++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if( hr_24)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[3] &gt; 1)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[2] &gt; 3)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[3] = digit[2] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; } &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[3] &gt; 0)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[2] &gt; 2)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[2] = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit[3] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(digit[2] == 2)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.AM = FLAG.PM;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FLAG.PM = !FLAG.PM;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(cursor_digit &gt; 2 || ticks &gt; ADJ_TIME)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setup = 0;&nbsp; &nbsp; &nbsp; &nbsp; }}&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; void bin_to_bcd(unsigned char binary, unsigned char *bcd){&nbsp; &nbsp; unsigned char count = 0;&nbsp; &nbsp; for( ;binary &gt; 9; binary = binary - 10)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; count ++;&nbsp; &nbsp; }&nbsp; &nbsp; bcd[0] = binary;&nbsp; &nbsp; bcd[1] = count;}void show_alarm_time(){&nbsp; &nbsp; if(hr_24)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; FLAG.PM = FLAG.AM = 0;&nbsp; &nbsp; }&nbsp; &nbsp; else&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; FLAG.PM = al_pm;&nbsp; &nbsp; &nbsp; &nbsp; FLAG.AM = !al_pm;&nbsp; &nbsp; }&nbsp; &nbsp; if(one_time)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; update = 1;&nbsp; &nbsp; &nbsp; &nbsp; digit[0] = digit[1] = BLANK;&nbsp; &nbsp; &nbsp; &nbsp; digit[2] = ALPHA_L;&nbsp; &nbsp; &nbsp; &nbsp; digit[3] = ALPHA_A;&nbsp; &nbsp; &nbsp; &nbsp; if(timer &amp; 0x40)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; one_time = 0;&nbsp; &nbsp; }&nbsp; &nbsp; else&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(al_minutes, digit);&nbsp; &nbsp; &nbsp; &nbsp; bin_to_bcd(al_hours, &amp;digit[2]);&nbsp; &nbsp; }}&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; unsigned char check_key(volatile unsigned char *key){&nbsp; &nbsp; //key[0] = current, key[1] = old&nbsp; &nbsp; static unsigned char temp;&nbsp; &nbsp; temp = key[1];//&nbsp; &nbsp; key[1] = key[0];&nbsp; &nbsp; // Copy current --&gt; Old&nbsp; &nbsp; if ( key[0] &lt; key[1])&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; key[1] = key[0];&nbsp; &nbsp; &nbsp; &nbsp; if (temp &lt; MIN_ON)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // key pressed less than MIN_ON time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; return false;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; else if (temp &gt; MAX_ON)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; return false;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ticks = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; start_beep();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; return true;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; }&nbsp; &nbsp; key[1] = key[0];&nbsp; &nbsp; return false;&nbsp; &nbsp; }&nbsp; &nbsp; void inc_day_date(){&nbsp; &nbsp; end_of_month = month_end[month];&nbsp; &nbsp; if( (month == 2) &amp;&amp; (year &amp; 0x03))&nbsp; &nbsp; &nbsp; &nbsp; end_of_month --;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; // Not a leap year&nbsp; &nbsp; &nbsp; &nbsp; day++;&nbsp; &nbsp; date++;&nbsp; &nbsp; if(day &gt;6)&nbsp; &nbsp; &nbsp; &nbsp; day = 0;&nbsp; &nbsp; if(date &gt; end_of_month)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; date = 1;&nbsp; &nbsp; &nbsp; &nbsp; month ++;&nbsp; &nbsp; }&nbsp; &nbsp; if(month &gt; 12)&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; month = 1;&nbsp; &nbsp; &nbsp; &nbsp; year ++;&nbsp; &nbsp; }}&nbsp; &nbsp; void interrupt disp(){&nbsp; &nbsp; static unsigned char digit_count, temp;&nbsp; &nbsp; if(T0IF)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Interrupts on every 4.096 mS&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; i ++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit_count ++;&nbsp; &nbsp; &nbsp; &nbsp; if(digit_count &gt; 5)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; digit_count = 0;&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; PORTB&nbsp; &nbsp; &amp;= 0xF0;&nbsp; &nbsp; &nbsp; &nbsp; PORTC&nbsp; &nbsp; &amp;= PORTC &amp; 0x1F;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* Scan keys&nbsp; &nbsp; &nbsp; &nbsp; */&nbsp; &nbsp; &nbsp; &nbsp; if(sw_0_cnt[0] &lt; 0xFF)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; sw_0_cnt[0] ++;&nbsp; &nbsp; &nbsp; &nbsp; if(RB4)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; sw_0_cnt[0] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(sw_1_cnt[0] &lt; 0xFF)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; sw_1_cnt[0] ++;&nbsp; &nbsp; &nbsp; &nbsp; if(RB5)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; sw_1_cnt[0] = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; switch(digit_count)&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 0:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_5 = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Disable COM 5&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTB |= display_L[digit[0]];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTC |= display_H[digit[0]];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_0 = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Enable COM_0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 1:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_0 = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTB |= display_L[digit[1]];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTC |= display_H[digit[1]];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_1 = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 2:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_1 = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTB |= display_L[digit[2]];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTC |= display_H[digit[2]];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_2 = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 3:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_2 = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTB |= digit3_L[digit[3]];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTC |= PORTC | digit3_H[digit[3]];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_3 = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 4:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* COM_4 and COM_5 wired as commom cathode&nbsp; &nbsp; */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_3 = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Disable COM_3&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTB |= day_display_L[day];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTC |= day_display_H[day];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_4 = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Enable COM_4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; timer ++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case 5:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* COM_4 and COM_5 wired as commom cathode&nbsp; &nbsp; */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_4 = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Disable COM_4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTB |= flag;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTC |= flag;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_5 = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Enable COM_5&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; if (setup &amp;&amp; (timer &amp;0x10))&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; /* in setup blink the correspondig digit */&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(cursor_digit == 3)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_4 = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else if(cursor_digit == 4)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; COM_5 = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; PORTA &amp;= blink[cursor_digit];&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; T0IF&nbsp; &nbsp; = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; //&nbsp; &nbsp; Enable TMR0 interrupt&nbsp; &nbsp; }&nbsp; &nbsp; if(RBIF)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Port change interrupt&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; SLEEP_STATE = 0;&nbsp; &nbsp; &nbsp; &nbsp; ticks = 0;&nbsp; &nbsp; &nbsp; &nbsp; temp = PORTB;&nbsp; &nbsp; &nbsp; &nbsp; RBIF = 0;&nbsp; &nbsp; }&nbsp; &nbsp; if(TMR2IF &amp;&amp; TMR2IE)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Timer2 Overflow used for beep&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; if(TMR2IE)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // If Timer2 interrupt is enabled&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; count--;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Decrement count&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(!count)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // If count has reached zero&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; CCP1CON = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Disable CCP module&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; T2CON = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Disable Timer2&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; CCPR1L = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Clear the Duty Cycle &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; TMR2IE = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Disable Timer2 Interrupt//&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; SLEEP_STATE = 1;&nbsp; &nbsp; &nbsp; &nbsp; // Enable PIC to SLEEP&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; TMR2IF = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Clear Timer2 interrupt flag&nbsp; &nbsp; }&nbsp; &nbsp; if(TMR1IF)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Timer1 Overflow, once every sec&nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; seconds++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Increment seconds&nbsp; &nbsp; &nbsp; &nbsp; if(seconds &gt; 59)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // check for seconds overflow&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; seconds = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; minutes++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_minutes ++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // inc the d time minutes&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(minutes &gt; 59)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // check for hours overflow&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; minutes = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; hours ++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // increment hours&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(hr_24)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(hours &gt;23)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; hours = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; inc_day_date();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(hours == 12)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(pm)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; inc_day_date();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; pm = ! pm;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(hours &gt; 12)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; hours = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Next, update the d time&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(d_minutes &gt; 59)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // check for d_hours overflow&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_minutes = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_hours ++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // increment d_hours&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(hr_24)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(d_hours &gt;23)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_hours = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(d_hours == 12)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_pm = ! d_pm;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if(d_hours &gt; 12)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; d_hours = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }// end of updating d time&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; TMR1H |= 0x80;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Set Timer1 to 0x8000 + current time&nbsp; &nbsp; &nbsp; &nbsp; FLAG.COLON = !FLAG.COLON;&nbsp; &nbsp; // Toggle the colon&nbsp; &nbsp; &nbsp; &nbsp; ticks++;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // increment ticks, used for timeout&nbsp; &nbsp; &nbsp; &nbsp; TMR1IF = 0;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Clear Timer1 interrupt flag&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; update = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; }</blockquote>

[QUOTE="pasanlaksiri, post: 329419, member: 2882"] [B]Dual Time Digital Alarm Clock[/B] [U]Features at a glance[/U] [LIST] [*]Dual time (Standard time + another time - GMT) [*]Counts seconds, minutes, hours, day, date, month and year [*]Alarm [*]12 hour / 24 hour time format [*]Leap year correction valid up to 2100 [/LIST] [IMG]http://aycu40.webshots.com/image/10439/2002595822128202705_rs.jpg[/IMG] [IMG]http://aycu13.webshots.com/image/10452/2002587071453083354_rs.jpg[/IMG] [IMG]http://aycu27.webshots.com/image/11386/2002596448896926065_rs.jpg[/IMG] [IMG]http://aycu01.webshots.com/image/11720/2002557608678829086_rs.jpg[/IMG] [IMG]http://aycu01.webshots.com/image/11720/2002504982648704595_rs.jpg[/IMG] [IMG]http://aycu38.webshots.com/image/11277/2002576489732961578_rs.jpg[/IMG] [IMG]http://aycu37.webshots.com/image/12436/2002542608981005265_rs.jpg[/IMG] [IMG]http://aycu09.webshots.com/image/10248/2002580657785029848_rs.jpg[/IMG] [IMG]http://aycu39.webshots.com/image/12878/2002584967172313425_rs.jpg[/IMG] [IMG]http://aycu24.webshots.com/image/10023/2002554831463919052_rs.jpg[/IMG] [IMG]http://aycu16.webshots.com/image/9775/2001821195554321427_rs.jpg[/IMG] [IMG]http://aycu16.webshots.com/image/9775/2001829545827807916_rs.jpg[/IMG] [COLOR="Red"][SIZE="4"]This is the Program[/SIZE][/COLOR] [COLOR="RoyalBlue"]#include <pic.h> __CONFIG(WDTDIS & XT & UNPROTECT & PWRTEN & LVPDIS & BORDIS); unsigned char check_key(volatile unsigned char *key); void bin_to_bcd(unsigned char binary, unsigned char *bcd); void set_time(); void show_alarm_time(); void start_beep(); void inc_day_date(); void time_to_24H(); void time_to_12H(); #define MIN_ON 12 #define MAX_ON 72 #define false 0 #define true 1 #define SW_COM RA5 #define ADJ_TIME 10 // Time out in sec for settings #define COM_0 RA0 #define COM_1 RA1 #define COM_2 RA2 #define COM_3 RA3 #define COM_4 RA4 #define COM_5 RA5 #define ADJ_KEY sw_0_cnt #define MODE_KEY sw_1_cnt #define BEEP_COUNT 4 // PWM duty cycle value for "beep" #define ALPHA_A 3 #define ALPHA_L 10 #define BLANK 11 #define ALPHA_H 12 #define HIPHON 13 static const unsigned char display_L[14] = {0x00, 0x09, 0x04, 0x00, 0x09, 0x02, 0x02, 0x08, 0x00, 0x00, 0x07, 0x0F, 0x09, 0x0F}; static const unsigned char display_H[14] = {0x80, 0xE0, 0x40, 0x60, 0x20, 0x20, 0x00, 0xE0, 0x00, 0x20, 0x80, 0xE0, 0x00, 0x60}; static const unsigned char day_display_L[7] = {0x01, 0x02, 0x04, 0x08, 0x00, 0x00, 0x00}; static const unsigned char day_display_H[7] = {0x00, 0x00, 0x00, 0x00, 0x20, 0x40, 0x80}; /* End of months Null,JAN,FEB,MAR,APR,MAY,JUN,JLY,AUG,SEP,OCT,NOV,DEC*/ static const unsigned char month_end[13] = {0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}; static const unsigned char blink[3] = { 0xFE, 0xFD, 0xF3}; static const unsigned char digit3_L[4] = {0x0F, 0x09, 0x04, 0x08}; static const unsigned char digit3_H[4] = {0xE0, 0xE0, 0x40, 0x00}; static unsigned char digit[4]; static unsigned char count, i, j; static volatile unsigned char sw_0_cnt[2], sw_1_cnt[2]; static unsigned char mode, cursor_digit, timer; union{ unsigned char FLAG_C; struct{ unsigned AM:1; unsigned PM:1; unsigned AL1:1; unsigned AL2:1; unsigned DO_NOT_USE:1; unsigned COLON:1; unsigned ST:1; unsigned FREE_1:1; }s_flag; }u_flag; // DO_NOT_USE because RC4 not connected to anywhere; it will make problems when flag load to PORTC // AL2 is not implemented #define flag u_flag.FLAG_C #define FLAG u_flag.s_flag static volatile unsigned char seconds, minutes, d_minutes, hours, d_hours, ticks, al_minutes, al_hours; static volatile unsigned char year, month, date, day, end_of_month; volatile bit hr_24, bit_24, setup, one_time, pm, d_pm, update, AL_ON, AL_START, SLEEP_STATE, al_pm, show_al; main() { TRISB = 0xF0; TRISA = 0x00; // RA0 - RA4 are O/Ps, RA5 - RA7 are I/Ps TRISC = 0b00011011; // RC<0:1> used for Timer1 external crystal CMCON = 0x07; ADCON1 = 0x06; // All are digital I/P in PORTA OPTION = 0b10000011; // Disable PORTB pull ups, set prescalaer to 1:16 T1CON = 0b00001111; // Timer1 1:1 prescale, Osc enabled, no sync, // external clock source, Timer1 on TMR1IF = 0; // Clear Timer1 Overflow interrupt flag TMR1IE = 1; // Enable Timer1 Overflow interrupt PORTA = 0x00; PORTB = 0; PORTC = 0; TMR1H = 0x80; // Initialize Timer1 to 0x8000 TMR1L = 0x00; INTCON = 0x68; // Pheripheral, TMR0, RB port change interrupts enabled GIE = 1; mode = 0; setup = 0; day = 0; hr_24 = 0; year = 5; month = 1; day = 1; date = 1; hours = 1; d_hours = 1; al_hours = 1; pm = 0; start_beep(); if(! (RB4 & RB5)) { setup = 1; cursor_digit = 0; digit[2] = BLANK; digit[3] = 0; bin_to_bcd(year, digit); while(setup) { if(check_key(ADJ_KEY)) digit[cursor_digit]++; if(digit[0] > 9) digit[0] = 0; if(digit[1] > 9) digit[1] = 0; if(check_key(MODE_KEY)) cursor_digit ++; if(cursor_digit > 1 || ticks > ADJ_TIME) setup = 0; } year = digit[1] * 10 + digit[0]; } while(1) { if((al_pm == pm) && (al_hours == hours) && (al_minutes == minutes)) { if(AL_ON & FLAG.AL1) { AL_START = 1; SLEEP_STATE = 0; } } else { AL_ON = 1; AL_START = 0; } if(!RB7) { if (SLEEP_STATE) { PORTA = 0x30; RBIE = 1; TRISB = TRISB = TRISC = 0xFF; // SLEEP(); continue; } } TRISB = 0xF0; TRISA = 0x00; // RA0 - RA4 are O/Ps, RA5 - RA7 are I/Ps TRISC = 0b00011011; // RC<0:1> used for Timer1 external crystal if(ticks > 9) { SLEEP_STATE = 1; } if (update) { update = 0; // update in every seconds only or for a Mode key press if(!show_al) { switch(mode) { case 0: if(hr_24) { FLAG.PM = 0; FLAG.AM = 0; } else { FLAG.PM = pm; FLAG.AM = !pm; } FLAG.ST = 1; // we are now in standard time bin_to_bcd (minutes, digit); bin_to_bcd(hours, &digit[2]); one_time = 1; timer = 0; break; case 1: FLAG.COLON = 1; show_alarm_time(); break; case 2: FLAG.COLON = 1; bin_to_bcd(date, digit); bin_to_bcd(month, &digit[2]); break; case 3: FLAG.ST = 0; // We are now in second time if(hr_24) { FLAG.PM = 0; FLAG.AM = 0; } else { FLAG.PM = d_pm; FLAG.AM = ! d_pm; } bin_to_bcd(d_minutes, digit); bin_to_bcd(d_hours, &digit[2]); break; case 4: FLAG.COLON = 1; digit[2] = BLANK; digit[3] = 0; bin_to_bcd(seconds, digit); } } } /****************************************************************************************/ /* Setup Routines */ /* */ /****************************************************************************************/ if(setup) { switch(mode) { case 0: /* setting time */ set_time(); minutes = digit[1] * 10 + digit[0]; hours = digit[3] * 10 + digit[2]; pm = FLAG.PM; /* Set time format 24 Hr of 12 Hr */ setup = 1; cursor_digit = 4; digit[0] = ALPHA_H; digit[1] = BLANK; while(setup) { if(check_key(ADJ_KEY)) { if(hr_24) { hr_24 = 0; time_to_12H(); } else { hr_24 = 1; time_to_24H(); pm = 0; al_pm = 0; } } if(hr_24) { digit[2] = 4; digit[3] = 2; } else { digit[2] = 2; digit[3] = 1; } if(check_key(MODE_KEY)) setup = 0; } break; case 1: /* set alarm time */ set_time(); al_minutes = digit[1] * 10 + digit[0]; al_hours = digit[3] * 10 + digit[2]; al_pm = FLAG.PM; FLAG.COLON = 1; break; case 2: /* set day, date and month */ FLAG.COLON = 1; end_of_month = month_end[month]; if( (month == 2) && (year & 0x03)) end_of_month --; // Not a leap year (untill 2100, this calc will be true) while(setup) { FLAG.COLON = 1; if(check_key(MODE_KEY)) cursor_digit ++; if(check_key(ADJ_KEY)) digit[cursor_digit]++; date = digit[1] * 10 + digit[0]; if (date > end_of_month) date = 1; month = digit[3] *10 + digit[2]; if(month > 12) month = 1; bin_to_bcd(date, digit); bin_to_bcd(month, &digit[2]); if(cursor_digit > 2 || ticks > ADJ_TIME) setup = 0; } setup = 1; while(setup) { FLAG.COLON = 1; if(check_key(ADJ_KEY)) day++; if(day >6) day = 0; if(check_key(MODE_KEY) || ticks > ADJ_TIME) setup = 0; } break; case 3: /* setting the second time*/ set_time(); d_minutes = digit[1] * 10 + digit[0]; d_hours = digit[3] * 10 + digit[2]; d_pm = FLAG.PM; break; case 4: /* set seconds */ digit[2] = BLANK; digit[3] = 0; while(setup) { FLAG.COLON = 1; bin_to_bcd(seconds, digit); if(check_key(ADJ_KEY)) { if(seconds > 29) minutes++; seconds = 0; if(minutes > 59) minutes = 0; } if(check_key(MODE_KEY) || ticks > 60) setup = 0; } break; }// End of setup } if(AL_START) { if(j < 4) { if (i & 0x20) { start_beep(); i = 0; j++; } } else { if(i > (32*6)) j = 0; } if(check_key(ADJ_KEY) | check_key(MODE_KEY)) { AL_ON = 0; AL_START = 0; } } else if(!SLEEP_STATE) { if(MODE_KEY[0] & 0x80) { setup = 1; start_beep(); cursor_digit = 0; ticks = 0; while(MODE_KEY[0] & 0x80); } if(check_key(MODE_KEY)) { show_al = 0; mode ++; update = 1; if (mode > 4) mode = 0; } /* A short press of ADJ key will show alarm 01's set time */ if(check_key(ADJ_KEY)) { one_time = 1; timer = 0; show_alarm_time(); show_al = 1; } if(timer & 0x80) show_al = 0; if(show_al) show_alarm_time(); /* End of showing alarm time */ if(ADJ_KEY[0] & 0x80) { FLAG.AL1 = ! FLAG.AL1; start_beep(); while(ADJ_KEY[0] & 0x80); } RC2 = 0; } } } void start_beep() { SLEEP_STATE = 0; // Don't let the PIC go to sleep ticks = 0; count = BEEP_COUNT *2; // Set count for length of beep CCP1CON = 0x0F; // Set the CCP module to PWM PR2 = 122; // Set the period to 2048Hz // CCPR1L = 3; // Set the duty cycle very low CCPR1L = 48; T2CON = 0b01111101; // Enable Timer2 TMR2IF = 0; // Clear the Timer2 Interrupt flag TMR2IE = 1; // Enable the Timer2 Interrupt } void time_to_24H() { /* Change format of time from 12 hr to 24 hour */ /* First standard time */ if(pm) { if (hours !=12) { hours = hours + 12; } } else if(hours == 12) { hours = 0; } /* Now do it for the d time */ if(d_pm) { if (d_hours !=12) { d_hours = d_hours + 12; } } else if(d_hours == 12) { d_hours = 0; } /* change format of Alarm time */ if(al_pm) { if (al_hours !=12) { al_hours = al_hours + 12; } } else if(al_hours == 12) { al_hours = 0; } } void time_to_12H() { /* Change format of time from 24 hours to 12 Hours */ /* first standard time */ if(hours > 12) { hours = hours - 12; pm = 1; } if(hours == 12) { pm = 1; } if (hours == 0) { hours = 1; } /* Do the same for d time */ if(d_hours > 12) { d_hours = d_hours - 12; d_pm = 1; } if(d_hours == 12) { d_pm = 1; } if (d_hours == 0) { d_hours = 1; } /* Alarm time */ if(al_hours > 12) { al_hours = al_hours - 12; al_pm = 1; } if(al_hours == 12) { al_pm = 1; } if (al_hours == 0) { al_hours = 1; } } void set_time() { while(setup) { if(check_key(MODE_KEY)) cursor_digit++; if(check_key(ADJ_KEY)) { digit[cursor_digit]++; if(digit[0] > 9) digit[0] = 0; if(digit[1] > 5) digit[1] = 0; if(digit[2] > 9) { digit[2] = 0; digit[3] ++; } if( hr_24) { if(digit[3] > 1) { if(digit[2] > 3) { digit[3] = digit[2] = 0; } } } else { if(digit[3] > 0) { if(digit[2] > 2) { digit[2] = 1; digit[3] = 0; } if(digit[2] == 2) { FLAG.AM = FLAG.PM; FLAG.PM = !FLAG.PM; } } } } if(cursor_digit > 2 || ticks > ADJ_TIME) setup = 0; } } void bin_to_bcd(unsigned char binary, unsigned char *bcd) { unsigned char count = 0; for( ;binary > 9; binary = binary - 10) { count ++; } bcd[0] = binary; bcd[1] = count; } void show_alarm_time() { if(hr_24) { FLAG.PM = FLAG.AM = 0; } else { FLAG.PM = al_pm; FLAG.AM = !al_pm; } if(one_time) { update = 1; digit[0] = digit[1] = BLANK; digit[2] = ALPHA_L; digit[3] = ALPHA_A; if(timer & 0x40) one_time = 0; } else { bin_to_bcd(al_minutes, digit); bin_to_bcd(al_hours, &digit[2]); } } unsigned char check_key(volatile unsigned char *key) { //key[0] = current, key[1] = old static unsigned char temp; temp = key[1]; // key[1] = key[0]; // Copy current --> Old if ( key[0] < key[1]) { key[1] = key[0]; if (temp < MIN_ON) { // key pressed less than MIN_ON time return false; } else if (temp > MAX_ON) { return false; } else { ticks = 0; start_beep(); return true; } } key[1] = key[0]; return false; } void inc_day_date() { end_of_month = month_end[month]; if( (month == 2) && (year & 0x03)) end_of_month --; // Not a leap year day++; date++; if(day >6) day = 0; if(date > end_of_month) { date = 1; month ++; } if(month > 12) { month = 1; year ++; } } void interrupt disp() { static unsigned char digit_count, temp; if(T0IF) // Interrupts on every 4.096 mS { i ++; digit_count ++; if(digit_count > 5) { digit_count = 0; } PORTB &= 0xF0; PORTC &= PORTC & 0x1F; /* Scan keys */ if(sw_0_cnt[0] < 0xFF) sw_0_cnt[0] ++; if(RB4) sw_0_cnt[0] = 0; if(sw_1_cnt[0] < 0xFF) sw_1_cnt[0] ++; if(RB5) sw_1_cnt[0] = 0; switch(digit_count) { case 0: COM_5 = 1; // Disable COM 5 PORTB |= display_L[digit[0]]; PORTC |= display_H[digit[0]]; COM_0 = 1; // Enable COM_0 break; case 1: COM_0 = 0; PORTB |= display_L[digit[1]]; PORTC |= display_H[digit[1]]; COM_1 = 1; break; case 2: COM_1 = 0; PORTB |= display_L[digit[2]]; PORTC |= display_H[digit[2]]; COM_2 = 1; break; case 3: COM_2 = 0; PORTB |= digit3_L[digit[3]]; PORTC |= PORTC | digit3_H[digit[3]]; COM_3 = 1; break; case 4: /* COM_4 and COM_5 wired as commom cathode */ COM_3 = 0; // Disable COM_3 PORTB |= day_display_L[day]; PORTC |= day_display_H[day]; COM_4 = 0; // Enable COM_4 timer ++; break; case 5: /* COM_4 and COM_5 wired as commom cathode */ COM_4 = 1; // Disable COM_4 PORTB |= flag; PORTC |= flag; COM_5 = 0; // Enable COM_5 } if (setup && (timer &0x10)) { /* in setup blink the correspondig digit */ if(cursor_digit == 3) COM_4 = 1; else if(cursor_digit == 4) COM_5 = 1; else PORTA &= blink[cursor_digit]; } T0IF = 0; // Enable TMR0 interrupt } if(RBIF) // Port change interrupt { SLEEP_STATE = 0; ticks = 0; temp = PORTB; RBIF = 0; } if(TMR2IF && TMR2IE) // Timer2 Overflow used for beep { if(TMR2IE) // If Timer2 interrupt is enabled { count--; // Decrement count if(!count) // If count has reached zero { CCP1CON = 0; // Disable CCP module T2CON = 0; // Disable Timer2 CCPR1L = 0; // Clear the Duty Cycle TMR2IE = 0; // Disable Timer2 Interrupt // SLEEP_STATE = 1; // Enable PIC to SLEEP } } TMR2IF = 0; // Clear Timer2 interrupt flag } if(TMR1IF) // Timer1 Overflow, once every sec { seconds++; // Increment seconds if(seconds > 59) // check for seconds overflow { seconds = 0; minutes++; d_minutes ++; // inc the d time minutes if(minutes > 59) // check for hours overflow { minutes = 0; hours ++; // increment hours if(hr_24) { if(hours >23) { hours = 0; inc_day_date(); } } else { if(hours == 12) { if(pm) { inc_day_date(); } pm = ! pm; } if(hours > 12) { hours = 1; } } } // Next, update the d time if(d_minutes > 59) // check for d_hours overflow { d_minutes = 0; d_hours ++; // increment d_hours if(hr_24) { if(d_hours >23) { d_hours = 0; } } else { if(d_hours == 12) { d_pm = ! d_pm; } if(d_hours > 12) { d_hours = 1; } } }// end of updating d time } TMR1H |= 0x80; // Set Timer1 to 0x8000 + current time FLAG.COLON = !FLAG.COLON; // Toggle the colon ticks++; // increment ticks, used for timeout TMR1IF = 0; // Clear Timer1 interrupt flag update = 1; } }[/COLOR] [/QUOTE]

Verification

Payakata winadi keeyak tibeda?

Search

Latest ads

Reply to thread