Arduino UNO: LED ON with 3.3V Arduino UNO: LED Lights Up with 3.3V and GND 🔋💡 Level: Super Beginner – No code needed! 🧰 Components Required: 1 x Arduino UNO 1 x LED (any color) 1 x 220-ohm Resistor Breadboard Jumper Wires 🔌 Circuit Connection: Big leg (positive) of LED → connect to one side […]
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🕌 Masjid Sensor Project with Arduino This project uses an Arduino Uno and an ultrasonic sensor to detect when someone enters or exits the masjid. When triggered, it plays the appropriate dua (supplication) using a speaker and DFPlayer Mini. 📷 Circuit Diagram 📦 Components Used: Arduino Uno HC-SR04 Ultrasonic Sensor DFPlayer Mini MP3 Module MicroSD
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