2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller (4x4 Key)
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2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller (4x4 Key)
The keyboard matrix allows you to quickly add controls to your electronic projects.
2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller (4x4 Key)
Nº de artículo: 220387865

2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller (4x4 Key)

Nº de artículo: 220387865

MXN 384

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The keyboard matrix allows you to quickly add controls to your electronic projects.
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Lo que destaca

Compact Design
The 4x4 matrix keypad features a compact design, making it easy to integrate into various electronic projects and microcontroller applications without taking up much space.
Versatile Compatibility
This keypad module is compatible with multiple microcontrollers, such as Arduino and Raspberry Pi, simplifying the process of adding user input capabilities to your projects.
Durable Build
Constructed from high-quality materials, this keypad ensures longevity and reliability, providing consistent performance over time even in demanding environments.

Detalles de producto

Shop 2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller (4x4 Key) online at a best price in México. B0DZ27N3ZP
Compatible DevicesPC
Connectivity TechnologyUSB-A
Additional FeaturesLightweight
Power SourceUSB Powered
Keyboard LayoutQWERTY
Hand OrientationAmbidextrous
Compatible Operating System FamilyWindows
Number of Keys16
Style Name16Key
ThemeNumber
Enclosure MaterialPlastic
BrandSazkJere
Keyboard DescriptionNumeric
Built-In Media2PCS Matrix Keypad
Model Number4x4 key
Unit Count2 Count
ManufacturerSazkJere
Number of Packs2
Number of Items2
Mfr Part NumberSJ64X4
Special FeatureLightweight
Style16Key
MaterialPlastic
Included Components2PCS Matrix Keypad
Item Weight0.5 lbs (230 grams)

¿Quién debería comprarlo?

Suitable For
  • Microcontroller Projects

    Ideal for hobbyists building Arduino or Raspberry Pi projects requiring user input through a keypad.

  • Educational Purposes

    Great for students learning about electronics and programming, offering hands-on experience with input devices.

  • DIY Electronics

    Perfect for DIY enthusiasts creating custom devices needing a compact input method for commands.

Not Suitable For
  • Complex Applications

    Not suitable for advanced projects requiring detailed data entry or complex user interfaces beyond simple numeric input.

DESCRIPCIÓN DEL PRODUCTO

2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller (4x4 Key)

¿Tiene alguna pregunta? Chatea con nosotros

Preguntas y respuestas de los clientes

  • pregunta: What is a 4x4 matrix keypad?

    respuesta: A 4x4 matrix keypad is a type of input device that consists of a grid of 16 buttons arranged in a 4x4 layout. It enables users to enter data into a microcontroller or other electronic systems. Each button press is translated into a unique signal, allowing for manual input of numbers, letters, or commands. This versatility makes it ideal for projects such as electronic locks, programmable remote controls, or DIY calculators, where simplicity and functionality are key.
  • pregunta: How do I connect the 4x4 matrix keypad to my microcontroller?

    respuesta: Connecting a 4x4 matrix keypad to a microcontroller is straightforward. You'll need to connect the rows and columns of the keypad to the digital input pins of your microcontroller. The usual approach involves using 8 pins on your microcontroller, where 4 are for rows and 4 are for columns. Once connected, you can use libraries such as Keypad for Arduino to easily read the inputs. This setup is commonly used in Arduino projects, enhancing interactivity in custom applications.
  • pregunta: What types of projects can benefit from using a 4x4 matrix keypad?

    respuesta: A 4x4 matrix keypad is invaluable in various projects, especially in automation and control systems. It's widely used in security systems to input door codes, in home automation projects to control lights or devices, and in educational kits to teach programming and electronics. Additionally, hobbyists often incorporate these keypads into devices like vending machines or game controllers, providing a tactile interface for user interaction.
  • pregunta: Can the 4x4 matrix keypad be used with Raspberry Pi?

    respuesta: Yes, the 4x4 matrix keypad can be used with Raspberry Pi, making it a great choice for hobbyists and developers alike. You will need to connect the keypad to the GPIO pins, using Python libraries like RPi.GPIO or gpiozero to read the key presses. This combination allows for the development of user-friendly interfaces for various applications such as home automation, robotics, or interactive displays, enhancing both functionality and user engagement.
  • pregunta: Is a pull-up resistor required for the 4x4 matrix keypad?

    respuesta: Typically, using pull-up resistors with a 4x4 matrix keypad is recommended but not mandatory. Pull-up resistors help ensure that the signals from the buttons are stable, especially when no key is pressed. If your microcontroller's GPIO pins have internal pull-ups, you can activate them in your code, allowing for simpler wiring. This practice is particularly beneficial in reducing false readings and improving reliability in applications where consistent performance is critical.
  • pregunta: What materials are included in the 2PCS 4x4 matrix keypad package?

    respuesta: The 2PCS 4x4 matrix keypad package typically includes two identical 4x4 keypad modules, which are pre-wired for easy connection. These modules are constructed from durable materials, ensuring longevity and consistent performance in various applications. This dual-package is beneficial for projects requiring multiple keypads or for prototyping, where you can have spare parts on hand. It’s also an economical choice for developers who want to experiment with different configurations.
  • pregunta: Do I need any additional components to use the keypad?

    respuesta: While the 4x4 matrix keypad can function on its own when connected properly, additional components may enhance its effectiveness. Common additions include pull-up resistors for signal integrity, LED indicators for visual feedback, or breadboards for easier prototyping. Depending on your project, you might also need jumper wires for connections. These components can expand the keypad functionality, allowing for richer project designs in automation or control systems.
  • pregunta: What programming languages can be used with the 4x4 matrix keypad?

    respuesta: Several programming languages can be employed with a 4x4 matrix keypad depending on the platform. For Arduino, C/C++ is commonly used with libraries designed for handling inputs from the keypad. On Raspberry Pi, Python is the prevalent language, allowing for quick development and testing. Both approaches facilitate integration into various projects like home automation, DIY games, or educational systems, making the keypad a versatile choice for programmers of all levels.
  • pregunta: Where can I buy 2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller 4x4 Key?

    respuesta: You can purchase the 2PCS 4x4 Matrix Keypad 16 Keyboard Module from Ubuy, which offers a wide selection of electronic components and accessories. Ubuy provides a convenient platform for finding quality products specifically designed for microcontroller interfacing. With detailed product descriptions and user reviews, Ubuy ensures you make an informed decision while shopping online, making it easy to enhance your electronics projects.
  • pregunta: Can the keypad be used in embedded systems?

    respuesta: Absolutely, the 4x4 matrix keypad is commonly used in embedded systems due to its compact size and straightforward interfacing. It acts as an input device in systems like automated vending machines, home appliances, or portable medical devices. When programmed with a microcontroller, it enables user interaction, allowing for menu navigation, numerical input, and command selection. This versatility makes it a preferred choice in many embedded applications across various industries.

SazkJere Access-Control Keypads 4x4 key Editorial Review

The 2PCS 4x4 Matrix Keypad 16 Keyboard Module is designed to enhance microcontroller projects, offering a compact and efficient input device. This external keypad board features 16 tactile keys arranged in a 4x4 matrix layout, making it easy to enter commands or data. Users appreciate its straightforward integration with various microcontroller platforms, allowing for seamless application in DIY electronics projects. The keypad's robust design ensures durability and reliability over time, making it suitable for both beginners and experienced hobbyists looking to expand their projects with an interactive interface.

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Ventajas

  • Compact design for easy integration in projects
  • Durable construction suitable for long-term use
  • User-friendly interface with 16 keys
  • Great for microcontroller-based applications
  • Perfect for DIY electronic projects

Desventajas

  • Requires some familiarity with microcontroller programming

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MXN 384

Haz tu pedido ahora y lo recibirás alrededor del Miércoles, Septiembre 23

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Cumplimos con PCI DSS y contamos con certificación ISO 27001:2022, con pagos cifrados y protección total al comprador en cada pedido.

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Características y beneficios

  • Compact 4x3 design with 12 keys for versatile input.
  • Includes numbers 0-9, star (*), and hash (#) keys.
  • Lightweight at just 19g, perfect for portable projects.
  • Easy integration with any microcontroller.
  • Perfect for applications like password security and automatic gate locks.
  • Includes two keypads for extra value and functionality.

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