clocklogic.h

00001 int digital_clock_press(){
00002     int x = readX(); // read x location 
00003     int y = readY(); // read y location
00004     if (touching == 1) {
00005        
00006         if (x > 0 && x < 50 && y > 0 & y < 50) // side button 1 (clock state)
00007         {
00008             //set desired state to 1 
00009             return 1;
00010         }
00011         else if (x > 0 && x < 50 && y > 50 & y < 100) //side button 2 (change time)
00012         {
00013             //set desired state to 2 
00014             return 2;
00015         }
00016         else if (x > 0 && x < 50 && y > 100 && y < 150) // side button 3 
00017         {
00018             //set desired state to 3
00019             return 3;
00020         }
00021         else if (x > 0 && x < 50 && y > 150 && y < 200) // side button 4 
00022         {
00023             //set desired state to 4
00024             f_cycle = !f_cycle;
00025             f_cycle_secs = tm_c.sec;
00026             //wait(0.5);
00027            // return 4;
00028             
00029         }else if (x > 0 && x < 50 && y > 200 && y < 240) // button home
00030         {
00031             //set desired state to 0
00032             return 0;
00033         }
00034         else if (x > 140 && x < 320 && y >  100 && y < 200) // alarm button on or off
00035         {
00036             //set desired state to 5
00037             f_alarm = !(f_alarm);
00038             f_alarm_sound = false;  // flag for the alarm sound
00039             return -1;
00040         }
00041     }
00042     return -1;
00043 }
00044         
00045     
00046 
00047 
00048 void runclock() // getting time from the clock
00049 {
00050     DigitalOut gnd(PTA4) ; // initiating buzzer
00051     PwmOut buzzer(PTA5);
00052     float frequency[]={758, 758, 758, 955, 758, 638, 1276, 955, 1276, 1517, 1136, 1012, 1073, 1136, 1276, 758, 638, 568, 716, 638, 758, 955, 851, 1012, 955};
00053     //frequency array
00054     float beat[]={0.2, 0.4, 0.4, 0.2, 0.4, 0.8, 0.8, 0.6, 0.6, 0.6, 0.4, 0.4, 0.2, 0.4, 0.26, 0.26, 0.26, 0.4, 0.2, 0.4, 0.4, 0.2, 0.2, 0.2, 0.4};
00055     //time intervals
00056     int i =0;
00057     int last = 0;
00058     draw_state(1);
00059     while (f_state == 1){
00060         read_time();
00061         TFT.set_font((unsigned char*) Arial24x23); //coverup
00062         if (tm_c.sec == 0){      //getting seconds and printing
00063             TFT.locate(250,40);
00064             TFT.printf("  ");
00065             if (tm_c.min == 0){  //getting minutes and printing
00066                 TFT.locate(160,40);
00067                 printf("  ");
00068                 if (tm_c.hour == 0)  //getting hours and printing
00069                 {
00070                     TFT.locate(70,40);
00071                     printf("  ");
00072                 }
00073             }
00074         }
00075             
00076                 if(f_alarm && tm_c.hour == tm_a_hr && tm_c.min == tm_a_min && tm_c.sec < 3){
00077                     f_alarm_sound = true; //alarm buzzes
00078                 }
00079                 
00080       
00081                 if (f_alarm_sound) 
00082                 {
00083                     i = i % 26;
00084                     i++ ;
00085                     buzzer.period(1/(frequency[i])); // set PWM period
00086                     buzzer=0.5;
00087                     wait(0.1*beat[i]);
00088                 //
00089                 //hold for beat period ;
00090                 } else buzzer = 0;
00091         TFT.locate(70,40);
00092         TFT.printf("%d",tm_c.hour);
00093         TFT.locate(160,40);
00094         TFT.printf("%d",tm_c.min);
00095         TFT.locate(250,40);
00096         TFT.printf("%d",tm_c.sec);
00097         TFT.locate(60,140);
00098         TFT.set_font((unsigned char*) Arial12x12);
00099         if (last != tm_c.wday) printf("        ");
00100         last = tm_c.wday;
00101         TFT.locate(60,140);
00102         TFT.printf("%s",rtc.weekdayToString(tm_c.wday + 1));
00103         TFT.set_font((unsigned char*) Arial24x23);
00104         if (f_alarm) {
00105             TFT.locate(160,140);
00106             TFT.printf("%d",tm_a_hr);
00107             TFT.locate(250,140);    
00108             TFT.printf("%d",tm_a_min);    
00109         }
00110         else
00111         {
00112             TFT.locate(160,140);
00113             TFT.printf("   ");
00114            TFT.locate(250,140);    
00115            TFT.printf("   ");   
00116         }
00117         TFT.locate(70,210);
00118         TFT.printf("%d / %d / %d", tm_c.date, tm_c.mon, tm_c.year);
00119         wait(0.2);
00120        /* TFT.locate(160,210);    
00121         TFT.printf("%d",tm_c.mon);    
00122         TFT.locate(220,210);    
00123         TFT.printf("%d",tm_c.year);     */
00124         if (f_cycle){
00125             if ((f_cycle_secs + f_cycle_wait) == tm_c.sec){
00126             f_state = 2;
00127             f_cycle_secs = tm_c.sec;
00128             }
00129         }
00130         switch (digital_clock_press()){
00131             case (-1): break;
00132             case (0): f_state = 1; break;
00133             case (1): f_state = 2; break;
00134             case (2): f_state = 3; break;
00135             case (3): f_state = 4; break;
00136             case (4): f_state = 5; break;
00137         }
00138     }
00139 }