#include <Wire.h>
#include <LiquidCrystal_I2C.h>
const int potPin = A0;
const int ledPin = 5;
const int pwmMin = 0;
const int pwmMax = 1023;
const int rangeMin = 3078;
const int rangeMax = 3975;
LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup() {
pinMode(potPin, INPUT);
pinMode(ledPin, OUTPUT);
lcd.init();
lcd.backlight();
}
void loop() {
int potValue = analogRead(potPin);
float percentage = map(potValue, rangeMin, rangeMax, pwmMin, pwmMax);
analogWrite(ledPin, percentage);
lcd.setCursor(0, 0);
lcd.print("Nilai Sensor: ");
lcd.print(potValue);
lcd.setCursor(0, 1);
lcd.print(": ");
lcd.print(percentage);
lcd.print(" %");
delay(500);
}