Keypad-NeoTrellis-RGB-Driver-PCB-for-4x4 This software offers a stand alone solution which allows the user to control the NeoTrellis RGB Driver PCB for 4x4 keypad using an arduino. The installation ...

🔐 Arduino Keypad Door Lock System A simple and effective security system using Arduino Uno, a 4x4 matrix keypad, and a relay-controlled electric lock. This project allows you to unlock a door using a ...