Keypad

Le prix initial était : 400.00د.ج.Le prix actuel est : 350.00د.ج.

🔢 4×4 Matrix Keypad – 16 Button Input Module

This 4×4 Keypad Module features 16 tactile pushbuttons arranged in a matrix format, allowing microcontrollers to detect button presses using only 8 I/O pins.

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🔢 4×4 Matrix Keypad – 16 Button Input Module

This 4×4 Keypad Module features 16 tactile pushbuttons arranged in a matrix format, allowing microcontrollers to detect button presses using only 8 I/O pins.

⚙️ Features:

  • Layout: 4 Rows × 4 Columns (16 keys)

  • Interface: Digital I/O (scan method)

  • Key Labels: 0–9, A–D, *, #

  • Operating Voltage: 3.3V – 5V

  • Material: Flexible membrane or rigid plastic (based on model)

💡 Ideal for:

  • Password-protected systems

  • User input interfaces

  • DIY calculators or menus