- High Power Output: Supports up to 1500W with a maximum current of 30A
- Wide Input Voltage Range: Accepts DC 10V - 60V input
- Adjustable Output Voltage: 12V - 90V continuously adjustable
- Constant Current Mode: Adjustable 0.8A - 20A
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4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino
- Write a review
Model: 3190
- 16 Button Matrix: Includes keys 0-9, #, *, and A-D, providing a wide range of input options.
- Easy Communication: Simple and direct communication with any microcontroller, perfect for Arduino projects.
- Compact Design: Space-efficient design ideal for embedded projects and prototyping.
- Durable Keys: High-quality switches for responsive performance.
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Specifications:
- Button Matrix: 16 keys (0-9, #, *, A-D)
- Key Type: 4 x 4 switch matrix
- Compatibility: Fully compatible with Arduino and other microcontrollers
- Connection: Uses simple wiring for communication with controllers
Package:
- 1 x 4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino
Description:
The 4 x 4 Matrix Array 16 Keys Switch Keypad Module for Arduino offers an efficient solution for user input in embedded systems. It features 16 keys (0-9, #, *, and A-D) arranged in a 4x4 matrix layout. This module is perfect for Arduino projects, providing a straightforward interface for adding keypads to control systems. It is designed for easy communication with microcontrollers, making it an essential addition for building interactive systems such as security keypads, home automation controls, and user interfaces.
FAQ:
-
Q: What keys are available on this keypad?
A: The keypad includes the keys 0-9, #, *, and A-D. -
Q: Is this keypad compatible with Arduino?
A: Yes, the keypad is fully compatible with Arduino and other microcontrollers. -
Q: How do I connect the keypad to my microcontroller?
A: The keypad can be connected via simple wiring to the microcontroller using standard pins. -
Q: Can I use this keypad in my security system project?
A: Yes, this keypad is ideal for use in security systems and other applications requiring user input. -
Q: How durable are the keys on the keypad?
A: The keys are made from high-quality materials and offer responsive, long-lasting performance.
4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino ElectronicsBD Bangladesh (BD)
In Bangladesh, you can get the best Quality and original 4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino from ElectronicsBD. We have a large collection of the latest 4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino to purchase. Order online or visit our shop ElectronicsBD to get yours at the lowest price.What is the latest and best price of 4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino in Bangladesh (BD) ?
The latest and special price of 4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino in Bangladesh is BDT 292 Taka. Buy best quality 4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino from ElectronicsBD at a special price in Bangladesh (BD). You can buy 4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino at best price from ElectronicsBD or visit ElectronicsBD Store. বাংলাদেশে আকর্ষণীয় মূল্যে কিনুন 4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino শুধুমাত্র ইলেকট্রনিক্স বিডি ElectronicsBD থেকে। ElectronicsBD বাংলাদেশের সকল প্রধান স্থান যেমন বরিশাল, চট্টগ্রাম, ঢাকা, খুলনা, রাজশাহী, রংপুর, ময়মনসিংহ, সিলেটে সহ সকল স্থানে পণ্য ডেলিভারি করে ।Thank you for the reviews ! Your comment is submitted
16 other products in the same category:
- Wide Voltage Range: Supports DC 9V to 60V for various motor applications.
- High Power Handling: Can sustain 18A continuously and control up to 20A.
- Smooth Speed Control: 0% to 100% adjustable speed for precise operation.
- Forward & Reverse Control: Easily switch motor rotation direction.
Streamline your security applications with the R307 Fingerprint Reader Module. Key features include:
- Simple to use with various microcontrollers (MSP430, 51, AVR, PIC, STM32, ARM, FPGA, Arduino, pcDuino)
- Can be controlled via computer’s serial port
- Supply voltage: 3.6 - 6.0VDC
- Operating current: 120mA max, Peak current: 150mA max
- Fingerprint imaging time: <1.0 seconds
- Storage capacity: 162 templates
- Interface: TTL Serial with various baud rates
Perfect for enhancing security systems, ensuring quick and reliable fingerprint recognition.
- High Power Capacity: Max. allowable voltage up to 250VAC/110VDC.
- Compact Design: Small size suitable for high-density P.C. board mounting.
- Relay Compatibility: Can work with any brand relay.
- Indication LED: Provides relay status indication for easy monitoring.
- High-precision magnetic field sensing
- Atmospheric pressure measurement with BMP180 sensor
- Wide pressure range: 300-1100hPa
- Standard IIC communication protocol for easy integration
- Chip: MPU-6050
- Power Supply: 3V-5V
- Gyroscope Range: +250, +500, +1000, +2000 °/s
- Acceleration Range: ±2, ±4, ±8, ±16 g
- 120° detection angle for wide coverage
- 5m reaction distance for motion sensing
- Compact size with HDPE material for durability
- Lightweight and easy to integrate into projects
Introducing the ISD1820 Audio Sound Recording Module with Speaker. This versatile module is perfect for various audio applications and features:
- Main chip: ISD1820
- Size: 38mm x 42.5mm
- Working voltage: DC 3-5V
- Easy-to-use 10-second voice recording and playback
- High-quality, natural voice restoration
- Can be used as a megaphone module
- Loop play, jog play, single play function
- Directly drives 8 ohm 0.5W small speakers
Package includes: 1x ISD1820 Audio Sound Recording Module with Speaker
The 8x8 LED Matrix Module (60x60mm) QFT2388ASR is ideal for building custom LED displays that can be interfaced with an Arduino microcontroller. This module includes 64 LEDs, capacitors, resistors, and a MAX7219CNG serially interfaced 8-digit LED display driver, making it perfect for DIY projects.
Key Features:
- LEDs: 64 x 5mm White LEDs
- Capacitors: 1 x 10uF electrolytic, 1 x 0.1uF ceramic
- Resistors: 1 x 10k ohm resistor
- Driver IC: MAX7219CNG Serially Interfaced 8-Digit LED Display Driver
- Power Supply: Compatible with Arduino
- Dimensions: 60x60mm
Specifications:
- Type: WS2812 Lamp Bead Driver Board
- Voltage: 5V
- Color Modes: Full color, running water, seven color gradient, dazzle RGB
- Control: Microcontroller connection
- Wiring: Positive power line (+5V/VCC), ground wire (GND), signal line (DI)
Package:
1x Phantom Controller
- High-Precision Laser Sensor: Measures absolute distance up to 2 meters
- Compact Design: Small form factor for easy integration
- I2C Communication: Simplifies connection with microcontrollers
- Wide Voltage Compatibility: Works with 3V to 5V power supply
Specifications:
- Connector Type: Micro USB to PCB
- Adapter Type: 2.54mm DIP 5 Pin
- Compatibility: Designed to interface Micro USB connectors with PCB boards
- Pin Spacing: 2.54mm
- Number of Pins: 5
- Easy Integration: Allows seamless integration of Micro USB connectivity into PCB projects
- Compact Design: Space-saving design suitable for compact electronic devices
- Material: High-quality materials ensure durability and reliability
- Versatile: Suitable for various DIY electronics projects, prototyping, and small-scale productions.
Package:
1x Micro USB to PCB 2.54mm DIP 5 P Adapter Module
- Compact and Lightweight ideal for small projects
- 5V DC Working Voltage easy to power with standard supply
- Short Detection Range suitable for detecting small metallic objects
- Simple to Use with clear instructions for connection
Enhance your audio projects with our PAM8403 Mini 5V Power Amplifier Board. This compact amplifier supports USB power supply and delivers 3W+3W output power, perfect for various applications.
- Operating voltage: 2.5V-5.5V
- Maximum output power: 3W*2 (5V 4Ω)
- Size: approx. 30*22*16mm
- Built-in switch potentiometer for volume and power control
- Flexible assembly usage
- Connects Arduino or other microcontroller projects to a WiFi network.
- Prototype IoT products with just a few Lua script lines.
- Fast development with NodeMCU Firmware.
- Built-in Micro-USB port, flash, and reset switches.
- 24pcs 5050 RGB LEDs with WS2812 chip for full-color effects
- Individually addressable LEDs with digital control
- Operates at 5V, making it energy-efficient
- High Power Output: Supports up to 1500W with a maximum current of 30A
- Wide Input Voltage Range: Accepts DC 10V - 60V input
- Adjustable Output Voltage: 12V - 90V continuously adjustable
- Constant Current Mode: Adjustable 0.8A - 20A
- Wide Voltage Range: Supports DC 9V to 60V for various motor applications.
- High Power Handling: Can sustain 18A continuously and control up to 20A.
- Smooth Speed Control: 0% to 100% adjustable speed for precise operation.
- Forward & Reverse Control: Easily switch motor rotation direction.
Streamline your security applications with the R307 Fingerprint Reader Module. Key features include:
- Simple to use with various microcontrollers (MSP430, 51, AVR, PIC, STM32, ARM, FPGA, Arduino, pcDuino)
- Can be controlled via computer’s serial port
- Supply voltage: 3.6 - 6.0VDC
- Operating current: 120mA max, Peak current: 150mA max
- Fingerprint imaging time: <1.0 seconds
- Storage capacity: 162 templates
- Interface: TTL Serial with various baud rates
Perfect for enhancing security systems, ensuring quick and reliable fingerprint recognition.
- High Power Capacity: Max. allowable voltage up to 250VAC/110VDC.
- Compact Design: Small size suitable for high-density P.C. board mounting.
- Relay Compatibility: Can work with any brand relay.
- Indication LED: Provides relay status indication for easy monitoring.
- High-precision magnetic field sensing
- Atmospheric pressure measurement with BMP180 sensor
- Wide pressure range: 300-1100hPa
- Standard IIC communication protocol for easy integration
- Chip: MPU-6050
- Power Supply: 3V-5V
- Gyroscope Range: +250, +500, +1000, +2000 °/s
- Acceleration Range: ±2, ±4, ±8, ±16 g
- 120° detection angle for wide coverage
- 5m reaction distance for motion sensing
- Compact size with HDPE material for durability
- Lightweight and easy to integrate into projects
Introducing the ISD1820 Audio Sound Recording Module with Speaker. This versatile module is perfect for various audio applications and features:
- Main chip: ISD1820
- Size: 38mm x 42.5mm
- Working voltage: DC 3-5V
- Easy-to-use 10-second voice recording and playback
- High-quality, natural voice restoration
- Can be used as a megaphone module
- Loop play, jog play, single play function
- Directly drives 8 ohm 0.5W small speakers
Package includes: 1x ISD1820 Audio Sound Recording Module with Speaker
The 8x8 LED Matrix Module (60x60mm) QFT2388ASR is ideal for building custom LED displays that can be interfaced with an Arduino microcontroller. This module includes 64 LEDs, capacitors, resistors, and a MAX7219CNG serially interfaced 8-digit LED display driver, making it perfect for DIY projects.
Key Features:
- LEDs: 64 x 5mm White LEDs
- Capacitors: 1 x 10uF electrolytic, 1 x 0.1uF ceramic
- Resistors: 1 x 10k ohm resistor
- Driver IC: MAX7219CNG Serially Interfaced 8-Digit LED Display Driver
- Power Supply: Compatible with Arduino
- Dimensions: 60x60mm
Specifications:
- Type: WS2812 Lamp Bead Driver Board
- Voltage: 5V
- Color Modes: Full color, running water, seven color gradient, dazzle RGB
- Control: Microcontroller connection
- Wiring: Positive power line (+5V/VCC), ground wire (GND), signal line (DI)
Package:
1x Phantom Controller
- High-Precision Laser Sensor: Measures absolute distance up to 2 meters
- Compact Design: Small form factor for easy integration
- I2C Communication: Simplifies connection with microcontrollers
- Wide Voltage Compatibility: Works with 3V to 5V power supply
Specifications:
- Connector Type: Micro USB to PCB
- Adapter Type: 2.54mm DIP 5 Pin
- Compatibility: Designed to interface Micro USB connectors with PCB boards
- Pin Spacing: 2.54mm
- Number of Pins: 5
- Easy Integration: Allows seamless integration of Micro USB connectivity into PCB projects
- Compact Design: Space-saving design suitable for compact electronic devices
- Material: High-quality materials ensure durability and reliability
- Versatile: Suitable for various DIY electronics projects, prototyping, and small-scale productions.
Package:
1x Micro USB to PCB 2.54mm DIP 5 P Adapter Module
- Compact and Lightweight ideal for small projects
- 5V DC Working Voltage easy to power with standard supply
- Short Detection Range suitable for detecting small metallic objects
- Simple to Use with clear instructions for connection
Enhance your audio projects with our PAM8403 Mini 5V Power Amplifier Board. This compact amplifier supports USB power supply and delivers 3W+3W output power, perfect for various applications.
- Operating voltage: 2.5V-5.5V
- Maximum output power: 3W*2 (5V 4Ω)
- Size: approx. 30*22*16mm
- Built-in switch potentiometer for volume and power control
- Flexible assembly usage
- Connects Arduino or other microcontroller projects to a WiFi network.
- Prototype IoT products with just a few Lua script lines.
- Fast development with NodeMCU Firmware.
- Built-in Micro-USB port, flash, and reset switches.
- 24pcs 5050 RGB LEDs with WS2812 chip for full-color effects
- Individually addressable LEDs with digital control
- Operates at 5V, making it energy-efficient
- High Power Output: Supports up to 1500W with a maximum current of 30A
- Wide Input Voltage Range: Accepts DC 10V - 60V input
- Adjustable Output Voltage: 12V - 90V continuously adjustable
- Constant Current Mode: Adjustable 0.8A - 20A
- Wide Voltage Range: Supports DC 9V to 60V for various motor applications.
- High Power Handling: Can sustain 18A continuously and control up to 20A.
- Smooth Speed Control: 0% to 100% adjustable speed for precise operation.
- Forward & Reverse Control: Easily switch motor rotation direction.
Streamline your security applications with the R307 Fingerprint Reader Module. Key features include:
- Simple to use with various microcontrollers (MSP430, 51, AVR, PIC, STM32, ARM, FPGA, Arduino, pcDuino)
- Can be controlled via computer’s serial port
- Supply voltage: 3.6 - 6.0VDC
- Operating current: 120mA max, Peak current: 150mA max
- Fingerprint imaging time: <1.0 seconds
- Storage capacity: 162 templates
- Interface: TTL Serial with various baud rates
Perfect for enhancing security systems, ensuring quick and reliable fingerprint recognition.
- High Power Capacity: Max. allowable voltage up to 250VAC/110VDC.
- Compact Design: Small size suitable for high-density P.C. board mounting.
- Relay Compatibility: Can work with any brand relay.
- Indication LED: Provides relay status indication for easy monitoring.
- High-precision magnetic field sensing
- Atmospheric pressure measurement with BMP180 sensor
- Wide pressure range: 300-1100hPa
- Standard IIC communication protocol for easy integration