Pin Monitor rev_01

/********* Pleasedontcode.com **********

    Pleasedontcode thanks you for automatic code generation! Enjoy your code!

    - Terms and Conditions:
    You have a non-exclusive, revocable, worldwide, royalty-free license
    for personal and commercial use. Attribution is optional; modifications
    are allowed, but you're responsible for code maintenance. We're not
    liable for any loss or damage. For full terms,
    please visit pleasedontcode.com/termsandconditions.

    - Project: Pin Monitor
    - Source Code NOT compiled for: Arduino Uno
    - Source Code created on: 2025-12-30 15:17:26

********* Pleasedontcode.com **********/

/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* Create a requirement for monitoring the digital */
    /* input pin D2 (connected to an RC component) to */
    /* detect voltage changes, triggering an LED */
    /* indicator when the button is pressed or released. */
/****** END SYSTEM REQUIREMENTS *****/


/* START CODE */

// Include the necessary libraries
#include <Arduino.h>

// Define pin numbers
const int inputPin = 2; // Digital pin D2 connected to the RC component
const int ledPin = 13; // Onboard LED indicator

// Variable to store the current state of the input pin
int inputState = LOW;
// Variable to store the previous state of the input pin
int prevInputState = LOW;

void setup() {
  // Initialize the input pin as an input with internal pull-down resistor
  pinMode(inputPin, INPUT); // For some boards, this defaults to internal pull-up
  // Initialize the LED pin as an output
  pinMode(ledPin, OUTPUT);
  // Start serial communication for debugging
  Serial.begin(9600);
}

void loop() {
  // Read the current state of the input pin
  inputState = digitalRead(inputPin);
  // Check if the state has changed from the previous loop
  if (inputState != prevInputState) {
    // Update the LED based on the input state
    if (inputState == HIGH) {
      digitalWrite(ledPin, HIGH); // Turn on LED
      Serial.println("Button pressed or voltage detected")
    } else {
      digitalWrite(ledPin, LOW); // Turn off LED
      Serial.println("Button released or voltage lost")
    }
    // Save the current state as previous state for next iteration
    prevInputState = inputState;
  }
  // Small delay to debounce or reduce CPU usage
  delay(50);
}

/* END CODE */