main.cpp

00001 #include "mbed.h"
00002 #include "C12832.h"
00003 #include "pwm_tone.h"
00004 
00005 //DigitalOut myled(LED1);
00006 PwmOut Buzzer(D5);
00007 C12832 lcd(p5, p7, p6, p8, p11);
00008 AnalogIn sensor(p16);
00009 PwmOut spkr(p26);
00010 BusOut RGB (p23, p24, p25);
00011 
00012 float C_3 = 1000000/Do3,
00013        Cs_3 = 1000000/Do3s,
00014        D_3 = 1000000/Re3,
00015        Ds_3 = 1000000/Re3s,
00016        E_3 = 1000000/Mi3,
00017        F_3 = 1000000/Fa3,
00018        Fs_3 = 1000000/Fa3s,
00019        G_3 = 1000000/So3,
00020        Gs_3 = 1000000/So3s,
00021        A_3 = 1000000/La3,
00022        As_3 = 1000000/La3s,
00023        B_3 = 1000000/Ti3,
00024        C_4 = 1000000/Do4,
00025        Cs_4 = 1000000/Do4s,
00026        D_4 = 1000000/Re4,
00027        Ds_4 = 1000000/Re4s,
00028        E_4 = 1000000/Mi4,
00029        F_4 = 1000000/Fa4,
00030        Fs_4 = 1000000/Fa4s,
00031        G_4 = 1000000/So4,
00032        Gs_4 = 1000000/So4s,
00033        A_4 = 1000000/La4,
00034        As_4 = 1000000/La4s,
00035        B_4 = 1000000/Ti4,
00036        C_5 = 1000000/Do5,
00037        Cs_5 = 1000000/Do5s,
00038        D_5 = 1000000/Re5,
00039        Ds_5 = 1000000/Re5s,
00040        E_5 = 1000000/Mi5,
00041        F_5 = 1000000/Fa5,
00042        Fs_5 = 1000000/Fa5s,
00043        G_5 = 1000000/So5,
00044        Gs_5 = 1000000/So5s,
00045        A_5 = 1000000/La5,
00046        As_5 = 1000000/La5s,
00047        B_5 = 1000000/Ti5;
00048        
00049 int tones[] = {E_4, D_4, C_4, D_4, E_4, E_4, E_4, 0, D_4, D_4, D_4, 0, E_4, G_4, G_4, 0, 
00050                              E_4, D_4, C_4, D_4, E_4, E_4, E_4, 0, D_4, D_4, E_4, D_4, C_4, 0, 0, 0};
00051 int tones_num = 32;
00052 
00053                          
00054 float multiplier = 50;    // this number got me closest to the reading on my multimeter temp probe
00055 float temp;               // calculated temperature
00056 int count;                // for computing average reading
00057 float total;
00058 float average;
00059 int MAX = 22;
00060 int MIN = 20;
00061 int Boiler_MAX = MIN + 2;
00062 
00063 
00064 void buzz()
00065 {
00066        for (float i=2000.0; i<7000.0; i+=1000) {
00067             spkr.period(0.5/i);
00068             spkr=0.1;
00069             wait(0.1);
00070         }
00071         spkr=0.0;
00072 }
00073 
00074 int main() {
00075     count = 0;
00076     total = 0.0;
00077 //    RGB = 0xFF;
00078 //    buzz();
00079     
00080     while (1) {
00081         // formula is analog reading * multiplier
00082 
00083         temp = sensor.read() * multiplier;
00084         count++;
00085         total += temp;
00086         average = total / count;
00087         
00088         if(temp > MAX)
00089         {
00090             RGB = 0xff;
00091             buzz();
00092         }
00093         else
00094         {
00095             RGB = 0x19;
00096         }
00097         
00098         if(temp < MIN)
00099         {
00100             RGB = 0x06;
00101         }
00102         else
00103         {
00104             RGB = 0x19;
00105         }
00106         
00107         lcd.cls();
00108         lcd.locate(0,3);
00109         lcd.printf("Temperature= %6.2f \n Average= %5.1f \n", temp  , average );
00110         wait(1);
00111     }
00112 }
00113 
00114 //int main(void)
00115 //{
00116 //    Tune(Buzzer, C_4, 4);  //4 Octave C beat 4/16
00117 //    wait_ms(250);
00118 //    Tune(Buzzer, D_4, 4);  //4 Octave D beat 4/16
00119 //    wait_ms(250);
00120 //    Tune(Buzzer, E_4, 4);  //4 Octave E beat 4/16
00121 //    wait_ms(250);
00122 //
00123 //    int i;
00124 //
00125 //    for(i=0; i<tones_num; i++) {
00126 //        Auto_tunes(Buzzer, tones[i], 4); // Auto performance
00127 //        Stop_tunes(Buzzer);
00128 //    }
00129 //
00130 //}
00131 
00132 
00133 
00134 
00135