Whadda 3 x 4 Matrix Keypad – Compact Membrane Input Solution for Development Boards
The Whadda 3 x 4 Matrix Keypad is a membrane-based input device with 12 keys arranged in a 3-by-4 grid. It connects via a 7-pin connector and is designed for integration into development boards and prototyping setups.
12-key membrane keypad in a compact 3 x 4 matrix layout
7-pin connector for straightforward integration with development boards
Low-profile membrane design suitable for embedded and DIY projects
24 months manufacturer warranty for long-term reliability
Das zeichnet Whadda 3 x 4 Matrix Keypad aus
The membrane keypad provides a reliable and cost-effective input interface for prototyping and development applications. Its compact form factor and standard 7-pin connector make it compatible with a wide range of microcontroller and development board setups without additional adapters.
Ideal für...
Electronics hobbyists, makers, and developers working with microcontroller platforms and prototyping boards. The keypad is well suited for DIY embedded projects, educational setups, and bench-top testing where a simple physical input interface is needed.
Anwendung von Whadda 3 x 4 Matrix Keypad
Connect the keypad to a development board or microcontroller via the 7-pin connector. Map the 12 matrix keys to input pins in your firmware or code. Use it for menu navigation, data entry, or trigger inputs in embedded prototypes and educational projects.
Whadda is a brand specializing in electronic components and development accessories, primarily distributed through the Velleman ecosystem. The brand focuses on practical, functional solutions for electronics prototyping and education, with product lines spanning keypads, sensors, display modules, and other peripheral components for maker and development applications.
It provides a 12-key physical input interface for development boards, microcontrollers, and prototyping projects, enabling menu navigation, data entry, and trigger inputs in embedded applications.
The keypad uses a standard 7-pin connector that plugs directly into compatible development board headers or microcontroller interfaces, requiring no additional adapters for most setups.
The keypad follows a 3 x 4 matrix layout with 12 membrane keys. The compact form factor is designed for easy integration into breadboard or panel-mounted prototyping projects.
The delivery includes one Whadda 3 x 4 Matrix Keypad unit. No additional cables or adapters are included; a 7-pin connector interface is used for integration.
The product comes with 24 months of manufacturer warranty, covering defects in materials and workmanship under normal use conditions.
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