/*
  potentiometer - output to LEDs
 
  Written 1 February 2025
  by James Khan
  for fab academy assignment embedded programming

  https://fabacademy.org/2021/labs/vancouver/students/james-khan/assignments/week06/
*/

// define constants to match the pin layout that you are attaching your potentiometer.
const int potentin = A3;
const int led1 = 26;
const int led3 = 1;

// setup our pins as inputs or outputs
void setup() {
  // initialize analog potentin pin as an input.
  pinMode(potentin, INPUT);

  // setup serial monitor.
  Serial.begin(9600);
  
  // initialize digital led pins as output.
  pinMode(led1, OUTPUT);
  pinMode(led3, OUTPUT);
}

// the loop function runs over and over again forever
// analog input is from 0 to 1023. 1000 translates to 1 second delay. 
void loop() {
    // read potentiometer value
  int readvalue = analogRead(potentin);
  
  // send potentiometer reading to the serial monitor
  Serial.println(readvalue);

  // reset LEDs to off
  digitalWrite(led1, LOW);
  digitalWrite(led3, LOW);

  // leave the LEDs off using the readvalue as the delay
  delay((readvalue));
  
  // turn on the LEDs then leave them on using the readvalue as the delay
  digitalWrite(led1, HIGH);
  digitalWrite(led3, HIGH);
  delay((readvalue));
  
}