4×5 20 Key Matrix Membrane Switch Keypad Keyboard

Introduction:

The 4×5 Matrix Array 20 Key Membrane Switch Keypad Keyboard is a versatile and essential input device designed for Arduino and other microcontroller projects. This keypad features a compact and user-friendly 20-key layout, making it ideal for a wide range of applications, including robotics, automation, and DIY electronics. Its thin and flexible design, combined with a durable adhesive backing and an easy-to-use cable connector, ensures seamless integration and reliable performance in various projects.

Product details of 4×5 Matrix array 20 key membrane switch keypad keyboard keys for arduino

Highlights:

• 20-Key Layout (4×5): Compact and user-friendly design for precise input.
• Flexible & Thin Design: Ideal for compact electronic projects.
• Adhesive Backing: Simplifies mounting on various surfaces.
• Plug-and-Play Connector: Hassle-free integration with microcontrollers like Arduino.

Features:

• Compact Size: Easy to integrate into small-scale electronics projects.
• High Durability: Designed for up to 1 million key presses.
• 4×5 Matrix Design: 20 marked buttons for versatile applications.
• Adhesive Back: Strong adhesive layer for secure placement.
• Wide Compatibility: Works seamlessly with Arduino, Raspberry Pi, and other controllers.
• Flexible Membrane: Lightweight construction, ideal for portable devices.

How to Use:

1. Connect the Cable: Attach the keypad’s 9-pin cable to your microcontroller.
2. Pin Mapping: Use software libraries (e.g., Arduino Keypad Library) to configure and detect the key presses.
3. Mount Securely: Peel off the adhesive back and stick it to your desired surface.
4. Test Functions: Program each button to perform specific actions in your project.

General Specification:

Package Includes:

• 1x 4×5 Matrix Array 20 Key Membrane Switch Keypad
• 1x Adhesive Backing for Mounting

Documentation:

• DatasheetMore Information