4×4 Matrix 16 Keypad Keyboard Module
KSh 120.00
Only 1 left in stock
The 4×4 Matrix 16-Key Keypad Module is a compact input device featuring 16 push buttons arranged in a 4-row × 4-column matrix. Its matrix design reduces the number of microcontroller I/O pins required, making it ideal for embedded systems, access control, and DIY electronics projects. It typically provides an 8-pin interface (4 rows and 4 columns) for easy connection to microcontrollers.
Key Features:
✔ 16 Keys: 0–9, A–D, * and # layout (common configuration)
✔ 4×4 Matrix Design
✔ 8-Pin Interface (4 Rows × 4 Columns)
✔ Compact and Lightweight
✔ Compatible with Arduino, ESP32, STM32, Raspberry Pi, and other microcontrollers
✔ Easy to Interface Using Matrix Scanning
Applications:
🔹 Password and access control systems
🔹 Calculator and menu interfaces
🔹 Home automation control panels
🔹 Robotics and embedded systems
🔹 DIY electronics and educational projects
The 4×4 Matrix 16-Key Keypad Module provides a simple and reliable solution for user input in embedded applications, combining 16 keys with an efficient 8-pin matrix interface.
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