4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR
4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR
4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR
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4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR
4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR
4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR
Max. Circuit Rating: 35VDC, 100mA
4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR
Numéro d'article: 86854199

4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR

Numéro d'article: 86854199

DJF 1336

Price Details

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*All items will import from États-Unis

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États-Unis Importé depuis la boutique USA

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Commandez maintenant et recevez votre commande aux alentours du Mardi, Juillet 21
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Max. Circuit Rating: 35VDC, 100mA
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Ce qui se démarque

Compact Design
The 4x3 matrix layout provides a compact control panel, making it ideal for space-constrained projects while maintaining functionality and ease of use.
Versatile Compatibility
Designed to work seamlessly with Arduino and AVR microcontrollers, it simplifies integration into various electronics projects, ensuring broad application in DIY and professional setups.
Durable Construction
Crafted with quality membrane materials, this keypad promises durability and resilience against wear, ensuring long-term reliability for both hobbyists and industrial applications.

Détails du produit

Shop 4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR online at a best price in Djibouti. B07KNTJ2NG
  • Reland Sung
BrandReland-Sung
Keyboard DescriptionMembrane
StyleModern
Product Dimensions (L x W x H)3.03"L x 2.72"W x 0.03"H (7.7 x 6.9 x 0.1 cm)
Materialcopper
Hand OrientationAmbidextrous
ManufacturerReland Sung
UPC723585713096
Number of Items1

À qui est-ce destiné ?

Suitable For
  • Arduino Developers

    Ideal for hobbyists and developers creating Arduino projects requiring user input or control mechanisms for functionality.

  • Embedded Systems

    Suitable for those integrating simple keypads in embedded systems for user interaction, allowing easy control of applications.

  • DIY Enthusiasts

    Perfect for DIY electronics enthusiasts looking to build interactive devices or prototypes using a compact keypad interface.

Not Suitable For
  • Professional Use

    Not suitable for professional-grade applications requiring high durability or certification for commercial use.

  • Complex Interfaces

    Users needing a sophisticated interface with programmable features may find this basic keypad insufficient.

  • Mobile Applications

    Not ideal for mobile projects where space and portability are critical, as it lacks flexibility and compactness.

DESCRIPTION DU PRODUIT

Vous avez une question ? Chattez avec nous

Questions et réponses des clients

  • question: What is a 4x3 matrix array 12 key membrane switch keypad?

    répondre: A 4x3 matrix array 12 key membrane switch keypad is a compact input device that consists of 12 individual keys arranged in four rows and three columns. This type of keypad is utilized for user interfaces in various electronic projects, particularly in conjunction with microcontrollers like Arduino and AVR. The matrix design helps optimize space while providing an efficient and straightforward way to input commands, ideal for applications in home automation, robotics, and gaming systems.
  • question: How do I connect the 4x3 membrane switch keypad to an Arduino?

    répondre: To connect the 4x3 membrane switch keypad to an Arduino, begin by wiring the keypad's rows and columns to the appropriate digital pins on the Arduino board. Each of the keypad's rows should connect to a separate pin, and the same goes for the columns. Once connected, use a keypad library, like Keypad or similar, to manage input detection in your code. This setup allows the Arduino to identify which button is pressed and execute specific functions, making it perfect for interactive projects.
  • question: Can I use this keypad with other microcontrollers besides Arduino?

    répondre: Yes, the 4x3 matrix array keypad is versatile and can be used with other microcontrollers, such as AVR, PIC, or Raspberry Pi. The wiring process remains similar: connect the keypad's rows and columns to the digital pins of the other microcontroller. Libraries and code examples specific to those platforms facilitate integration, allowing you to develop a range of applications including control panels, user interfaces, and more. This flexibility makes the keypad ideal for various electronics projects.
  • question: What applications are suitable for a 4x3 matrix keypad?

    répondre: The 4x3 matrix keypad is ideal for various applications, including Home Automation systems for controlling lights or appliances, or security devices like access control systems. It can also be used in DIY projects involving robotics for user input or joystick functions, as well as in gaming consoles as a control interface. Its versatility makes it a go-to solution for developers and hobbyists needing a compact user interface for electronic devices.
  • question: What features should I look for in a membrane switch keypad?

    répondre: When evaluating a membrane switch keypad, consider features such as key sensitivity, durability, and the type of feedback (tactile or non-tactile) it offers. Additionally, assess the ease of integration with your microcontroller and review the availability of compatible libraries to facilitate development. Compatibility with different voltages and a potentially longer lifespan due to the absence of moving parts is also crucial for overall effectiveness in your projects.
  • question: Is the keypad suitable for outdoor use?

    répondre: While the standard 4x3 matrix keypad is designed for indoor applications, outdoor use is possible if you take necessary precautions. Consider utilizing a protective enclosure to shield it from moisture and dust. Additionally, select keypads that are labeled as waterproof or weather-resistant. This way, you can implement user interfaces for outdoor devices or installations, ensuring durability and functionality in various environmental conditions.
  • question: Can I modify the key functions on the keypad?

    répondre: Absolutely! One of the key features of the 4x3 matrix keypad is that it allows for custom programming. By writing code in your microcontroller’s Integrated Development Environment (IDE), you can assign specific functions to each key based on your project requirements. This programmability is essential for creating tailored user experiences, whether you need a simple input method or complex command sequences for advanced projects.
  • question: What is the difference between the keypad and a traditional mechanical keyboard?

    répondre: The primary difference lies in their construction and functionality. A 4x3 matrix keypad is a compact, low-profile membrane switch, while traditional mechanical keyboards utilize individual mechanical switches under each key for tactile feedback. This makes the membrane keypad lighter and quieter, ideal for portable applications. They are often used in scenarios where space and weight are critical concerns, like embedded systems and smaller electronic devices.
  • question: What should I be aware of when programming the keypad?

    répondre: When programming the 4x3 matrix keypad, ensure that your code correctly identifies each key press. Consider using established libraries designed for matrix keypads that provide functions for scanning the keypad and detecting pressed keys. Debugging is also important; make sure to test each key with sample code to confirm correct functionality. Taking the time to understand how the keypad works with your microcontroller is key for seamless integration into your project.
  • question: Where can I buy the 4x3 Matrix Array 12 Key Membrane Switch Keypad?

    répondre: You can purchase the 4x3 Matrix Array 12 Key Membrane Switch Keypad from Ubuy in Djibouti. Ubuy is a reliable e-commerce platform that offers a wide variety of electronics and components suitable for your projects, ensuring you find the right products to enhance your electronics work.

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Informations importantes

  • Limitations : Pour les produits expédiés à l'international, veuillez noter que toute garantie du fabricant peut ne pas être valide ; les options de service du fabricant peuvent ne pas être disponibles ; les manuels, instructions et avertissements de sécurité des produits peuvent ne pas être dans les langues du pays de destination ; les produits (et les matériaux qui les accompagnent) peuvent ne pas être conçus conformément aux normes, spécifications et exigences d'étiquetage du pays de destination ; et les produits peuvent ne pas être conformes à la tension et aux autres normes électriques du pays de destination (nécessitant l'utilisation d'un adaptateur ou d'un convertisseur le cas échéant). Il incombe au destinataire de s'assurer que le produit peut être importé légalement dans le pays de destination. En cas de commande auprès d'Ubuy ou de ses filiales, le destinataire est l'importateur officiel et doit se conformer à toutes les lois et réglementations du pays de destination.
  • Tous les produits listés sur Ubuy ne sont pas à vendre, Ubuy étant un moteur de recherche mondial. Les produits sont soumis aux réglementations en matière d'exportation et de commerce.

DJF 1336

Commandez maintenant et recevez votre commande aux alentours du Mardi, Juillet 21

QTY:

Transaction sécuriséeTransaction sécurisée

Ubuy s'engage à protéger votre sécurité et votre confidentialité. Notre système avancé de sécurité des paiements garantit la confidentialité en chiffrant vos informations lors de la transmission grâce aux protocoles AES (Advanced Encryption Standards) et SSL (Secure Socket Layer). Vos coordonnées de paiement sont 100 % sécurisées car nous ne partageons pas vos informations de paiement avec des vendeurs tiers.

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Caractéristiques et avantages

  • Max. Circuit Rating: 35VDC, 100mA
  • Connector: Dupont 7 pins, 0.1 (2.54mm) Pitch
  • Insulation Spec.: 100M Ohm, 100V
  • Mount Style: Self-Adherence
  • Contact Bounce: Reland Sung
  • Dielectric Withstand: 250VRms (60Hz, 1min)