// Define a pin that we'll place the photo cell on
// Remember to add a 10K Ohm pull-down resistor too.
int fsrPin = A2;
// Create a variable to hold the light reading
int fsrReading = 0;
// Define a pin we'll place an LED on
int ledPin = D6;
// Create a variable to store the LED brightness.
int ledBrightness = 0;
int potentiometerPin = A4;
int fsrReading = 0;
void setup()
{
// Set up the LED for output
pinMode(ledPin, OUTPUT);
}
void loop()
{
// Use analogRead to read the photo cell reading
// This gives us a value from 0 to 4095
fsrReading = analogRead(fsrPin);
potenReading = analogRead(potentiometerPin);
if (potenReading < 2000){
analogWrite(ledPin,LOW);
}else{
// Map this value into the PWM range (0-255)
// and store as the led brightness
ledBrightness = map(fsrReading, 0, 4095, 0, 255);
// fade the LED to the desired brightness
analogWrite(ledPin, ledBrightness);
// wait 1/10th of a second and then loop
delay(100);
delay(100);
}
}
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