4x4-Matrix-Keypad Wiring of a 4x4 Keypad built using Arduino in TinkerCAD A keyboard matrix circuit is a design used in most electronic musical keyboards and computer keyboards in which the key ...

Features Keypad Input: Use a 4x4 matrix keypad for data entry and menu navigation. LCD Display: View input data, messages, or system status on a 16x2 LCD display. Interactive Interface: Respond to ...

I've shared the full project details, including the wiring diagram and Arduino code. I'm already thinking about future improvements and I'd love to hear your thoughts on this project👇 🔥 .