RLECS
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RLECS 4x4 Matrix Button Keypad Module 16 Keys 8 Pin for Arduino Raspberry Pi
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RLECS 4x4 Matrix Button Keypad Module 16 Keys 8 Pin for Arduino Raspberry Pi
RLECS 4x4 Matrix Button Keypad Module 16 Keys 8 Pin for Arduino Raspberry Pi
Item #: 41067233

RLECS 4x4 Matrix Button Keypad Module 16 Keys 8 Pin for Arduino Raspberry Pi

Item #: 41067233

XCD 38

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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Compact Design
This 4x4 matrix keypad is compact and lightweight, making it easy to integrate into various projects without occupying much space.
Versatile Compatibility
Compatible with both Arduino and Raspberry Pi, this module is ideal for hobbyists and developers working on multiple platforms and projects.
Reliable Performance
With 16 responsive keys, this keypad ensures accurate input for applications, enhancing user experience in interactive projects and enabling efficient data entry.

Product Details

Shop the high-quality 8 Pin 4X4 matrix keypad module at Ubuy Montserrat. Perfect for Arduino and Raspberry Pi projects. Compact PCB size, easy to use and great value for money.
Item Weight0.2 lbs (90 grams)

Who Should Buy?

Suitable For
  • Hobbyist Developers

    Ideal for makers and hobbyists looking to build interactive projects with simple input interfaces using Arduino or Raspberry Pi.

  • Educational Use

    Perfect for teaching basic programming and electronics concepts in schools, leveraging hands-on experience with keypads.

  • DIY Projects

    Great for individuals creating custom electronic projects, allowing for easy input methods at a low cost.

Not Suitable For
  • Professional Applications

    Not suitable for high-reliability systems where robust and reliable interfaces are critical, as it may lack durability.

  • Complex Interfaces

    May not meet the needs of advanced projects requiring multi-functional input methods beyond simple key presses.

  • Large Scale Deployments

    Not recommended for mass production or commercial products due to lower durability compared to industrial grade components.

Product Description

RLECS 4x4 Matrix Button Keypad Module 16 Keys 8 Pin for Arduino Raspberry Pi

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the RLECS 4x4 Matrix Button Keypad Module?

    Answer: The RLECS 4x4 Matrix Button Keypad Module is a 16-key input device designed for easy integration with microcontrollers like Arduino and Raspberry Pi. It features a compact 4x4 matrix layout, allowing users to input data or commands efficiently. This module is perfect for projects that require user input, such as game controls, security systems, or menu navigation in appliances.
  • Question: How do I connect the RLECS keypad to an Arduino?

    Answer: To connect the RLECS 4x4 Matrix Keypad to an Arduino, link the pins of the keypad module to the Arduino's digital pins. Typically, you'll connect the 8-pin arrangement of the keypad to any digital I/O pins on the Arduino. After wiring, use libraries like 'Keypad' to easily manage inputs and detect which key is pressed, making it suitable for projects like interactive displays and user interfaces.
  • Question: Can I use this keypad with Raspberry Pi?

    Answer: Yes, the RLECS 4x4 Matrix Keypad Module is compatible with Raspberry Pi. You can connect the keypad's pins to the GPIO pins on the Raspberry Pi. Utilizing libraries such as 'RPi.GPIO' or 'gpiozero', you can easily manage the keypad inputs, making it a great choice for projects like home automation systems or custom controllers.
  • Question: What kind of projects can I create using this keypad?

    Answer: This keypad is versatile for various projects, including electronic locks, control panels for robots, or as a user interface for art installations. It fits well in applications where user input is crucial, such as selecting options in embedded systems or inputting data for quizzes and games. This makes it an excellent tool for makers and hobbyists alike.
  • Question: Is the RLECS keypad easy to program?

    Answer: Yes, the RLECS 4x4 Matrix Keypad Module is designed for simplicity in programming. With ample resources and libraries available, users can quickly integrate it into their projects. You can write code to read key presses and define actions for each button, making it suitable for both beginners and seasoned developers looking to streamline their coding process.
  • Question: What is the key matrix configuration?

    Answer: The RLECS keypad operates on a 4x4 matrix configuration, meaning it comprises 4 rows and 4 columns, totaling 16 keys. This layout enables efficient wiring and reduces the number of input pins required on your microcontroller. When a button is pressed, it creates a unique intersection between a specific row and column, making identification straightforward.
  • Question: Does this keypad support debouncing?

    Answer: While the RLECS keypad does not inherently provide debouncing, implementing debouncing logic in your code is advisable. Debouncing ensures that a single keypress doesn't register multiple times due to the mechanical bouncing of the physical buttons. Many programming libraries include functions to handle this easily, ensuring accurate and reliable input detection.
  • Question: What is the operating voltage for the keypad?

    Answer: The RLECS 4x4 Matrix Button Keypad typically operates at 3.3V to 5V, making it compatible with a wide range of microcontrollers, including both Arduino and Raspberry Pi. This low voltage range ensures it can be easily powered from standard boards without requiring additional components, allowing seamless integration into projects.
  • Question: Can the keypad be used in outdoor applications?

    Answer: While the RLECS 4x4 Matrix Keypad is suitable for indoor projects, using it outdoors may require additional protection due to its electronic components. If you plan to use it in environments with exposure to moisture or extreme temperatures, consider housing it within an enclosure to enhance durability and reliability in various conditions.
  • Question: Where can I buy RLECS 4x4 Matrix Button Keypad Module 16 Keys 8 Pin for Arduino Raspberry Pi?

    Answer: You can buy the RLECS 4x4 Matrix Button Keypad Module from Ubuy, which offers a convenient platform for ordering this product in Montserrat. Ubuy provides a user-friendly experience and extensive product details, making it easy to find and purchase the keypad for your projects.

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Pros

  • Easy to integrate with Arduino
  • Compatible with Raspberry Pi
  • Compact design for projects
  • Responsive buttons
  • Affordable option for DIY projects

Cons

  • Some buttons may require more pressure.

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

XCD 38

Order now and get it around Thursday, July 02

QTY:

Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

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