/*
 *  Erik Hansen
 *  March 19, 2023
 *  Lab 5 Project
 */

// include the library code:
#include <LiquidCrystal.h>

// Declaration
LiquidCrystal lcd(12, 11, 10, 9, 8, 7); // LCD Pins (7-10 = Data 4-7, 11-12 = Enable/Read)
int potPin = A0;

// Values/Variables
int Counter01 = 0; //
int potValue = 0;
int outputValue = 0;

void setup() {
  // Set up LCD (rows/columns)
  lcd.begin(16, 2);

  // Set up the Potentiometer
  pinMode(potPin, INPUT);
}

void loop() {
  // Increment Counter01
  Counter01++;

  // Potentiometer
  potValue = analogRead(potPin);
  outputValue = map(potValue, 0, 1023, 0, 3);

  // Check if Counter01 is greater than 255, if so reset to 0
  if (Counter01 > 255) {
    Counter01 = 0;
  }

  // Clear LCD screen
  lcd.setCursor(0, 1); // Move to line 2
  lcd.clear();
  lcd.setCursor(0, 0); // Move to line 1
  lcd.clear();

  // Switch case to check what to display 
  switch (outputValue) {
    case 0: // Binary
    lcd.print("Binary: ");
    lcd.setCursor(0, 1); // Move to line 2
    lcd.print(Counter01, BIN);
    break;
    case 1: // Octal
    lcd.print("Octal: ");
    lcd.setCursor(0, 1); // Move to line 2
    lcd.print(Counter01, OCT);
    break;
    case 2: // Hex
    lcd.print("Hex: ");
    lcd.setCursor(0, 1); // Move to line 2
    lcd.print(Counter01, HEX);
    break;
  }

  // Delay
  delay(250);
}