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DEVMO 2PCS 4 x 4 Matrix Array 16 Key Membrane Switch Keypad Keyboard Compatible with Ar-duino/AVR/PIC
USD 19
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from Estados Unidos
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Ultra-thin design provides easy integration to any project.
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What Stands Out
Detalles de producto
| Item Weight | 0.3 lbs (140 grams) |
Who Should Buy?
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DIY Electronics Enthusiasts
Ideal for hobbyists working on Arduino or similar projects needing an efficient input method.
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Educational Purposes
Great for teachers and students looking to explore programming and hardware interaction in projects.
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Embedded System Developers
Useful for developers needing a compact keypad interface for their embedded applications.
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Casual Users
Not suitable for people looking for a simple, plug-and-play input solution without programming.
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High-Durability Needs
May not withstand heavy use or harsh environments, limiting its application in industrial settings.
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Professional Keyboards
Those needing tactile feedback or high-quality key strokes may find this membrane switch lacking.
DESCRIPCIÓN DEL PRODUCTO
DEVMO 2PCS 4 x 4 Matrix Array 16 Key Membrane Switch Keypad Keyboard Compatible with Ar-duino/AVR/PIC
Preguntas y respuestas de los clientes
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Pregunta:
What is the DEVMO 2PCS 4 x 4 Matrix Array 16 Key Membrane Switch Keypad used for?
Respuesta: The DEVMO 2PCS 4 x 4 Matrix Array 16 Key Membrane Switch Keypad is primarily used for creating input interfaces in various electronic projects. It allows you to easily design custom control panels for devices, instruments, and robots, making it ideal for Arduino, AVR, or PIC projects. With 16 keys arranged in a matrix, you can efficiently register multiple key presses without additional components, enhancing your programming capabilities and user interactivity in applications such as home automation, gaming, or educational projects. -
Pregunta:
Is this keypad compatible with Arduino?
Respuesta: Yes, the DEVMO 2PCS 4 x 4 Matrix Keypad is fully compatible with Arduino boards. You can easily connect it using just a few GPIO pins and utilize existing libraries to start programming without significant setup. This compatibility is essential for hobbyists and developers who wish to integrate a robust keypad into their Arduino applications, enhancing user input functionality for projects like security systems, calculators, or user interfaces for robotic controls. -
Pregunta:
Can this keypad be used in a microcontroller project?
Respuesta: Absolutely! The DEVMO 4 x 4 Matrix Keypad is designed for versatility in microcontroller projects. It works seamlessly with various MCU platforms including AVR and PIC, making it a flexible choice for custom embedded solutions. Its structure imposes minimal hardware requirements and leverages matrix scanning, thus providing efficiency in detecting key presses. This makes it suitable for projects ranging from simple user input interfaces to complex control systems in automation and robotics. -
Pregunta:
How do you connect this keypad to a microcontroller?
Respuesta: Connecting the DEVMO 2PCS 4 x 4 Matrix Keypad to your microcontroller is straightforward. You simply wire its row and column pins to designated GPIO pins on your MCU. Referencing the provided connection guide or existing library documentation will ensure proper setup. This setup is commonly used in projects requiring key inputs, like digital lock systems or custom console interfaces, providing a simple pathway for programmers to read multiple key inputs effortlessly. -
Pregunta:
What is the layout of the keys on the keypad?
Respuesta: The DEVMO 4 x 4 Matrix Keypad features a standard layout with 16 keys arranged in a grid format of 4 rows and 4 columns. This layout typically includes numbers 0-9, letters A-D, and sometimes additional function keys. This organization facilitates intuitive user interactions, making it popular for applications that require numeric inputs or simple command executions like calculators or menu selections in embedded systems. -
Pregunta:
Is it suitable for outdoor use?
Respuesta: The DEVMO 4 x 4 Matrix Keypad is designed primarily for indoor applications. It’s essential to protect it from environmental factors such as moisture and extreme temperatures if you plan to use it outdoors. For outdoor projects, consider incorporating a protective casing or utilizing it in an environment that safeguards the keypad from potentially damaging conditions, ensuring optimal functionality in all settings. -
Pregunta:
What kind of projects can I use this keypad for?
Respuesta: The DEVMO 2PCS 4 x 4 Matrix Keypad is perfect for a variety of projects including Arduino-based games, security systems, home automation controls, and control panels for robots. Its flexibility makes it useful in educational environments too, where students can learn about user input handling through hands-on projects. Utilizing this keypad broadens your creative possibilities in electronics, making it a must-have for both beginners and seasoned developers. -
Pregunta:
Does it come with any code examples for programming?
Respuesta: Yes, many online resources provide code examples and libraries specifically for the DEVMO 4 x 4 Matrix Keypad. Using libraries such as Keypad for Arduino simplifies programming, allowing you to focus on developing your application instead of debugging connection issues. These resources often include sample code for detecting key presses, making it easier for newcomers to hit the ground running in their programming endeavors. -
Pregunta:
How durable is the membrane switch keypad?
Respuesta: The DEVMO 4 x 4 Matrix Keypad is designed with durability in mind, featuring a resilient membrane that can withstand typical usage. While it is not designed for heavy-duty applications, it is suitable for general projects and can handle frequent key presses during normal use. It’s particularly effective when used in controlled environments, ensuring longevity in user interfaces for gadgets, prototypes, and electronic project showcases. -
Pregunta:
Where can I buy DEVMO 2PCS 4 x 4 Matrix Array 16 Key Membrane Switch Keypad?
Respuesta: You can buy the DEVMO 2PCS 4 x 4 Matrix Array 16 Key Membrane Switch Keypad from Ubuy. Ubuy offers a reliable platform for purchasing electronic components, providing a convenient shopping experience for customers in Puerto Rico. Their extensive selection ensures you can find this keypad easily, alongside other necessary components for your projects.
DEVMO Access-Control Keypads Editorial Review
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Información importante
- Limitaciones: Para los productos enviados al extranjero, ten en cuenta que cualquier garantía del fabricante puede no ser válida; las opciones de servicio del fabricante pueden no estar disponibles; los manuales del producto, las instrucciones y las advertencias de seguridad pueden no estar en los idiomas del país de destino; los productos (y los materiales que los acompañan) pueden no estar diseñados de acuerdo con las normas, especificaciones y requisitos de etiquetado del país de destino; y los productos pueden no ajustarse al voltaje del país de destino y a otras normas eléctricas (lo que requiere el uso de un adaptador o convertidor, si procede). El destinatario es responsable de asegurarse de que el producto puede ser importado legalmente al país de destino. Cuando hagas un pedido a Ubuy o a sus filiales, el destinatario es el importador registrado y debe cumplir todas las leyes y normativas del país de destino.
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USD 19
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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.
características y beneficios
- Ultra-thin design for easy integration
- Soft and removable paper backing for adhesive back
- Used widely in industrial and home electronic equipment
- Package includes 3PCS Membrane Switch Keypad