sp.17.dc.iv.temperatureSensor.tmp36

int analogVal = 0;
double vPerDiv = 0;
double voltage = 0;
double celcius = 0;
double fahrenheit = 0;
int tempVal = 0; //integer temp val and in the loop keep it within certain limits
int rgbVal = 0;


void setup() {
    Particle.variable("DigitalValue", analogVal);
    Particle.variable("VPerDiv", vPerDiv);
    Particle.variable("Voltage", voltage);
    Particle.variable("TempC", celcius);
    Particle.variable("TempF", fahrenheit);
    RGB.control(true); //we can now control color
    /* we're going to change the color of the led based on the temperature
    
    */
    
    
}

void loop() {
    analogVal = analogRead(0);
    vPerDiv = 3.3/4096;
    voltage = analogVal * vPerDiv;
    celcius = (voltage - 0.5) * 100;
    fahrenheit = ((celcius * 9) / 5) + 32;
    
    //keep tempVal between 960 and 1000//
    tempVal = constrain(analogVal, 940, 1000);
    rgbVal = map(tempVal, 940, 1000, 0, 255);  //map allows conversion from one numeric range to another. here 940 is mapped to 0 and 1000 is mapped to 255
    RGB.color(rgbVal, 0, 255 - rgbVal);
    
    
    Particle.publish("TEMP");
}