/********************************************Programme Principal************************************************/
int main(void)
{
init_OSC();
init_dsPIC();
init_DAC();
init_ADC();
while(1)
{
val=convertADC()*64;
}
return 0;
}
void holdAtTemp(uint16_t targetTemp, uint16_t targetTime){
double readTemp;
double lowerRange = 0;
double upperRange = 0;
double temp = 0;
double avgTemp = 0.0;
int numTemps = 0;
lowerRange = targetTemp;// + 0.1;
upperRange = targetTemp;// + 0.1;
while(count_ms < 2*targetTime){//count increments at quarter seconds
readTemp = convertADC(adc_read());
/*
//send_serial("Denaturing temp is "); //send App
uart_putchar(denTemp);
uart_putchar('\n');
_delay_ms(1000);
//send_serial("readTemp is "); //send App
uart_putchar(readTemp);
uart_putchar('\n');
_delay_ms(1000);
*/
_delay_ms(1);// don't forget about the delay in the adc_read function!
if (readTemp < lowerRange){
OCR0A = (82 - (targetTemp-55)*2); // normalized to PWM @ 82 at 55C and increase duty cycle by 2 PWM values for each degree
PORTB = Fan_OFF; // turn off fan
PORTD = LED_OFF; // turn off led
}
else{
OCR0A = 255; // set heater to 0% duty cycle
PORTB = Fan_OFF; // power off the fan
PORTD = LED_ON; // turn on the led
}
if (readTemp > (upperRange + 1)){
OCR0A = 255; // heater PWM duty cycle set to 0%
PORTB = Fan_ON; // turn on the fan
PORTD = LED_OFF; // turn off led
}
if (timerFlag == 0){ // timer flag is true every 1/4 second
temp += readTemp; // sums gathered temperatures
numTemps++; // keep track of the number of temperatures gathered
//timerFlag = 0; // reset the 1/4 second timer flag
}
if (timerFlag == 1){
avgTemp = temp / numTemps; // average the gathered temperature readings
temp = 0; // reset the summed temperatures
numTemps = 0; // reset the number of gathered temperatures
timerFlag = 0;
if (((avgTemp*10)/10 >= targetTemp+2) || ((avgTemp*10)/10 <= targetTemp-2)){ // if current temperature is outside of +/- 1C range
count_ms = 0; //reset counter if temp is outside of +/- 1C range
}
//send_serial(avgTemp*10/10, count_ms); //
}
}
count_ms = 0; //reset counter
while(count_ms <= 8){
PORTD = LED_OFF;
}
count_ms = 0; //reset counter
while(count_ms <= 8){
PORTD = LED_ON;
}
PORTD = LED_OFF;
}
