nwmedia-c262-lab5.ino

#define HB A0
#define PS A1
#define LED 9

void setup() {
  Serial.begin(9600);
  pinMode(LED, OUTPUT);
}

void loop() {
  int ps = analogRead(PS);
  if (ps <= 600) {
    int hb = (analogRead(HB) - 400) * 2;
    Serial.println(hb);
    analogWrite(LED, min(hb, 255));
  } else {
    analogWrite(LED, 0);
  }
  delay(5);
}