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

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

89% من المشترين سيوصون بهذا المنتج لصديق

منتج #: 86854199

JOD 11

تفاصيل السعر

باستثناء رسوم الشحن والجمارك ( سيتم احتساب رسوم الشحن والجمارك عند إتمام الشراء )

*سيتم استيراد جميع العناصر من أمريكا

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كمية:

اطلب الآن واحصل عليه حول الإثنين, أكتوبر 12
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تعمل يوباي جاهدة لحماية أمنك وخصوصيتك. يضمن نظام أمان الدفع المتقدم لدينا السرية من خلال تشفير معلوماتك أثناء النقل باستخدام بروتوكولات AES (معايير التشفير المتقدمة) وSSL (طبقة المنافذ الآمنة). تفاصيل الدفع الخاصة بك آمنة بنسبة %100 لأننا لا نشارك تفاصيل الدفع الخاصة بك مع بائعين تابعين لجهات خارجية

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  • fedex
  • dhl
Max. Circuit Rating: 35VDC, 100mA
كفالة يو كير:
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اختر الباقة
fast shipping

شحن
سريع

free return

استرجاع
مجاني*

تغليف آمن

تغليف آمن

منتجات أصلية %100

منتجات أصلية %100

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الامتثال لمعيار PCI DSS

iso certified

حاصل على شهادة ISO 27001

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Note: Step Down Voltage Transformer required for using electronics products of أمريكا store (110-120). Recommended power converters اشتري الآن.

مايفيد

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.

تفاصيل المنتج

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 الاردن. B07KNTJ2NG
Hand OrientationAmbidextrous
Style NameModern
Item Dimensions L x W x H3.03"L x 2.72"W x 0.03"H (7.7 x 6.9 x 0.1 cm)
Enclosure Materialcopper
BrandReland Sung
Keyboard DescriptionMembrane
ManufacturerReland Sung
UPC723585713096
Mfr Part Number723585713096
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
Number of Items1

من يجب أن يشتري؟

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.

وصف المنتج

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

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أسئلة العملاء & الإجابات

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

    إجابه: 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.
  • سؤال: How do I connect the 4x3 membrane switch keypad to an Arduino?

    إجابه: 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.
  • سؤال: Can I use this keypad with other microcontrollers besides Arduino?

    إجابه: 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.
  • سؤال: What applications are suitable for a 4x3 matrix keypad?

    إجابه: 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.
  • سؤال: What features should I look for in a membrane switch keypad?

    إجابه: 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.
  • سؤال: Is the keypad suitable for outdoor use?

    إجابه: 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.
  • سؤال: Can I modify the key functions on the keypad?

    إجابه: 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.
  • سؤال: What is the difference between the keypad and a traditional mechanical keyboard?

    إجابه: 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.
  • سؤال: What should I be aware of when programming the keypad?

    إجابه: 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.
  • سؤال: Where can I buy the 4x3 Matrix Array 12 Key Membrane Switch Keypad?

    إجابه: You can purchase the 4x3 Matrix Array 12 Key Membrane Switch Keypad from Ubuy in Jordan. 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.

RelandSung Microprocessors Editorial Review

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مراجعات العملاء وتقييماتهم

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“Easy to use and always helpful and sorts any issues I've had past and present”

1 September 2026 · عبر Trustpilot
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“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”

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JOD 11

اطلب الآن واحصل عليه حول الإثنين, أكتوبر 12

كمية:

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  • dhl
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المميزات والفوائد

  • 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)

ضمان Ubuy

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