Скачать или смотреть Arduino Night Light | Auto LED Brightness with Photoresistor Sensor

Want to automatically control LED brightness using ambient light? In this easy Arduino tutorial, I’ll show you how to use a photoresistor (light sensor) to detect the room’s light level and adjust an LED’s brightness in real time.

💡 What You’ll Learn:
✔️ How to connect a photoresistor and an LED to Arduino
✔️ Simple Arduino code to read analog light sensor values
✔️ How to use PWM to control LED brightness
✔️ Practical ideas for automatic light control in your projects

This project is perfect for beginners looking to understand sensors, analog readings, and output control with Arduino. No complicated parts, just straightforward steps to get your setup working fast.

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📥 Parts Used:

Arduino Uno (or compatible)

Photoresistor (LDR)

LED

Resistors

Jumper wires and breadboard