Thermal Module

Sample

<syntaxhighlight lang="c"> //TMP36 Pin Variables int sensorPin = 0; //the analog pin the TMP36's Vout (sense) pin is connected to

                       //the resolution is 10 mV / degree centigrade with a
                       //500 mV offset to allow for negative temperatures

/*

* setup() - this function runs once when you turn your Arduino on
* We initialize the serial connection with the computer
*/

void setup() {

 Serial.begin(9600);  //Start the serial connection with the computer
                      //to view the result open the serial monitor 

}

void loop() // run over and over again {

//getting the voltage reading from the temperature sensor
int reading = analogRead(sensorPin);  

// converting that reading to voltage, for 3.3v arduino use 3.3
float voltage = reading * 5.0;
voltage /= 1024.0; 

// print out the voltage
Serial.print(voltage); Serial.println(" volts");

// now print out the temperature
float temperatureC = (voltage - 0.5) * 100 ;  //converting from 10 mv per degree wit 500 mV offset
                                              //to degrees ((volatge - 500mV) times 100)
Serial.print(temperatureC); Serial.println(" degrees C");

// now convert to Fahrenheight
float temperatureF = (temperatureC * 9.0 / 5.0) + 32.0;
Serial.print(temperatureF); Serial.println(" degrees F");

delay(1000);                                     //waiting a second

}

</syntaxhighlight>

Schematics

• Schematics