- Strona główna /
- Elektronika /
- Security & Surveillance /
- Akcesoria /
- Access-Control Keypads /
- 2PCS 4x4 Matrix Keypad 16 Keyboard Module Ext...
2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller (4x4 Key)
81% klientów poleciłoby ten produkt znajomym
PLN 76
Szczegóły ceny
Bez kosztów wysyłki i cła ( Koszty wysyłki i cła zostaną obliczone przy finalizacji zamówienia )
*Wszystkie produkty zostaną zaimportowane z Stany Zjednoczone
Ubuy dokłada wszelkich starań, aby chronić Twoje bezpieczeństwo i prywatność. Nasz zaawansowany system bezpieczeństwa płatności zapewnia poufność poprzez szyfrowanie Twoich danych podczas transmisji przy użyciu protokołów AES (Advanced Encryption Standards) i SSL (Secure Socket Layer). Twoje dane płatności są w 100% bezpieczne, ponieważ nie udostępniamy ich zewnętrznym sprzedawcom.
The keyboard matrix allows you to quickly add controls to your electronic projects.
Szybka
wysyłka
Bezpłatny
zwrot*
Bezpieczne pakowanie
100% oryginalne produkty
Zgodność z PCI DSS
Certyfikat ISO 27001
Co wyróżnia ten produkt
Szczegóły Produktu
| Compatible Devices | PC |
| Connectivity Technology | USB-A |
| Additional Features | Lightweight |
| Power Source | USB Powered |
| Keyboard Layout | QWERTY |
| Hand Orientation | Ambidextrous |
| Compatible Operating System Family | Windows |
| Number of Keys | 16 |
| Style Name | 16Key |
| Theme | Number |
| Enclosure Material | Plastic |
| Brand | SazkJere |
| Keyboard Description | Numeric |
| Built-In Media | 2PCS Matrix Keypad |
| Model Number | 4x4 key |
| Unit Count | 2 Count |
| Manufacturer | SazkJere |
| Number of Packs | 2 |
| Number of Items | 2 |
| Mfr Part Number | SJ64X4 |
| Special Feature | Lightweight |
| Style | 16Key |
| Material | Plastic |
| Included Components | 2PCS Matrix Keypad |
| Item Weight | 0.5 lbs (230 grams) |
Dla kogo jest przeznaczony?
-
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.
-
Complex Applications
Not suitable for advanced projects requiring detailed data entry or complex user interfaces beyond simple numeric input.
OPIS PRODUKTU
2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller (4x4 Key)
Pytania i odpowiedzi klientów
-
pytanie:
What is a 4x4 matrix keypad and how does it work?
odpowiedź: A 4x4 matrix keypad consists of 16 individual keys arranged in a grid format, allowing users to input data into a microcontroller efficiently. It operates by connecting rows and columns, which means when a key is pressed, it forms a circuit that can be detected by the connected hardware. This allows microcontrollers to capture specific inputs quickly. Popular use cases include DIY electronics projects, home automation systems, and custom keypad interfaces for embedded applications. -
pytanie:
Can I use the 4x4 matrix keypad with any microcontroller?
odpowiedź: Yes, the 4x4 matrix keypad is compatible with a wide range of microcontrollers, including Arduino, Raspberry Pi, and other development boards. To integrate it, you'll need to follow a specific wiring setup and utilize libraries that facilitate communication between the keypad and your microcontroller. This versatility makes it an ideal choice for hobbyists creating projects such as security systems, ATM interfaces, or custom gaming controls. -
pytanie:
What are the dimensions of the 4x4 matrix keypad?
odpowiedź: The typical dimensions of a 4x4 matrix keypad panel are approximately 4.5cm x 4.5cm. However, actual size can vary slightly by manufacturer. The compact size allows for easy integration into various projects without taking up too much space. This is especially beneficial for embedded systems or handheld devices where maintaining a small footprint is crucial. -
pytanie:
Is there any specific coding required to program the keypad?
odpowiedź: Programming the 4x4 matrix keypad typically involves using a library suited for the microcontroller you’re working with. For example, if using Arduino, you can leverage libraries such as Keypad.h, which simplifies the process of reading key presses. The code allows you to map keys to specific functions or commands in your project, which can be particularly useful in creating interactive applications like menu navigations or password entry systems. -
pytanie:
What materials are 4x4 matrix keypads made from?
odpowiedź: 4x4 matrix keypads usually feature a plastic panel with conductive material for the key switches. This design ensures durability and the ability to withstand frequent use in various applications. The underlying technology typically employs a membrane switch that reacts when a key is pressed, making it suitable for projects ranging from basic controls to complex user interfaces in electronics. -
pytanie:
Is the 4x4 matrix keypad water-resistant?
odpowiedź: Standard 4x4 matrix keypads are not inherently water-resistant unless stated by the manufacturer. If you're using it in environments where moisture is a concern, consider using protective casings or exploring specialized models designed for outdoor or industrial applications. This ensures the longevity of your project, particularly in environments such as kitchens, outdoor setups, or industrial controls. -
pytanie:
What projects can I use the 4x4 matrix keypad for?
odpowiedź: The 4x4 matrix keypad is versatile and can be utilized in various projects including security alarm systems, smart home controls, and interactive kiosks. It can also be implemented in educational kits for teaching programming and electronic principles. The ability to customize key functions makes it highly adaptable to numerous applications, allowing users to create unique user interfaces tailored to specific needs. -
pytanie:
Are there any similar products to the 4x4 matrix keypad?
odpowiedź: Yes, there are several alternatives to the 4x4 matrix keypad including 3x4 keypads, 4x3 keypads, and touchscreen interfaces. Each comes with its advantages depending on the complexity and type of input required. For instance, touchscreen interfaces might offer more flexibility for a wider range of inputs and custom designs, while a smaller keypad may fit better in projects where space is limited. -
pytanie:
Can the 4x4 matrix keypad be used with a breadboard?
odpowiedź: Absolutely! The 4x4 matrix keypad can easily be utilized with a breadboard. It typically has header pins that can be connected to the breadboard for prototyping. This compatibility allows for straightforward setup and testing of your microcontroller projects before moving on to permanent designs. Whether you're creating a simple project or a more intricate system, a breadboard facilitates modular development. -
pytanie:
Where can I buy 2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller (4x4 Key) in Poland?
odpowiedź: You can purchase the 2PCS 4x4 Matrix Keypad 16 Keyboard Module External Keypad Board for Microcontroller from Ubuy in Poland. Ubuy offers a convenient shopping experience with a user-friendly interface, ensuring you find what you need quickly. They often provide competitive options and reliable delivery, making it a solid choice for obtaining electronics and components.
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.
Opinie i oceny klientów
-
5 gwiazdka
100%
-
4 gwiazdka
0%
-
3 gwiazdka
0%
-
2 gwiazdka
0%
-
1 gwiazdka
0%
Zrecenzuj ten produkt
Podziel się opinią z innymi klientami
Zalety
- 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
Wady
- Requires some familiarity with microcontroller programming
Zaufanie do platformy i bezpieczeństwo kupujących
“Great products and very good service: very easy and very fast international delivery.”
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
“Easy to find and order what you want on the website. Delivery is quick to the UK”
Historia ceny produktu
Ważne informacje
- Ograniczenia: W przypadku produktów wysyłanych za granicę należy pamiętać, że wszelkie gwarancje producenta mogą być nieważne; opcje serwisowe producenta mogą być niedostępne; instrukcje obsługi produktów, podręczniki i ostrzeżenia dotyczące bezpieczeństwa mogą nie być dostępne w języku kraju docelowego; produkty (i materiały towarzyszące) mogą nie spełniać norm wykonania, specyfikacji i wymogów dotyczących oznaczeń kraju docelowego; produkty mogą nie spełniać standardów dotyczących napięcia i innych norm elektrycznych kraju docelowego (co w stosownych przypadkach wymaga użycia adaptera lub konwertera). Odbiorca jest odpowiedzialny za sprawdzenie, czy produkt może zostać legalnie zaimportowany do kraju docelowego. W przypadku zamawiania produktów w sklepie Ubuy lub u jego partnerów odbiorca jest oficjalnie zgłoszonym importerem i musi spełniać wszystkie wymogi przepisów oraz regulacji kraju docelowego.
- Nie wszystkie produkty znajdujące się na Ubuy są na sprzedaż, ponieważ Ubuy to globalna wyszukiwarka. Produkty podlegają przepisom eksportowym/handlowym.
PLN 76
Zamów teraz i otrzymaj około Sobota, Wrzesień 26
Ten produkt nie jest ograniczony w moim kraju. (Kliknij powyższy link, jeśli ten produkt nie jest ograniczony w Twoim kraju, aby nasz zespół sprawdził i zezwolił na jego sprzedaż).
Ilość:
Zgodność z PCI DSS oraz certyfikat ISO 27001:2022, szyfrowane płatności i pełna ochrona kupującego przy każdym zamówieniu.
Cechy i zalety
- 4x4 matrix design with 16 keys for versatile input.
- Includes numbers 0-9, letters A-D, and symbols * and #.
- Compact size (6.8*6.5*1cm) and lightweight (24g) for easy integration.
- Perfect for various applications like password security and gate locks.
- Simple communication with any microcontroller for hassle-free setup.
- Comes with 2 keypad modules for added value.
Gwarancja Ubuy
Ciesz się bezstresowymi zakupami dzięki 100% oryginalnym produktom, bezpieczeństwu płatności zgodnemu z PCI DSS, ochronie danych z certyfikatem ISO 27001, najszybszej dostawie międzynarodowej, bezpłatnym zwrotom* oraz bezpiecznemu pakowaniu przy każdym zamówieniu.