4×4 Matrix 16 Keyboard Keypad

Easy communication with any microcontroller.
Tactile type switches.
Over 1,000,000 operations per key.
Contact rated for 12V dc @ 20mA.
Over 1,000,000 operations per key.

SKU: EK1725 Categories: Electronic Modules, Electronic Switches/Keypads Tags: 4X4, 4X4 Keypad, Electronic Modules, Electronic Switches/Keypads, Keyboard, Keypad, Phone Keyboard Replacement

Apple Shopping Event

Hurry and get discounts on all Apple devices up to 20%

Original price was: 150,00 EGP.Current price is: 130,00 EGP.

Compare

8 People watching this product now!

Payment Methods:

Description

The 4×4 Keypad (16 Button) Matrix Array Membrane Switch is a high-quality, durable input device designed for use in a wide range of electronic projects and applications. Featuring 16 tactile, responsive buttons arranged in a 4×4 matrix, this membrane switch offers an intuitive interface for user input. It is perfect for controlling devices, entering numerical values, or navigating through menu systems in microcontroller-based projects.

Key Features:

16 Button Configuration: 4×4 matrix layout for convenient button arrangement.
Durable and Reliable: Built to withstand long-term use, providing consistent performance.
Compact Design: Space-saving form factor ideal for tight project spaces.
Easy Integration: Simple to interface with microcontrollers such as Arduino and Raspberry Pi.
Wide Compatibility: Suitable for a variety of applications including security systems, appliances, robotics, and more.

Applications:

Home Automation Systems
Security Keypads
Industrial Control Panels
Gaming Consoles and Devices
DIY Electronics Projects

With its high durability and easy integration, the 4×4 Keypad Matrix Array Membrane Switch is the ideal solution for anyone looking to enhance their electronics project with a reliable input method. Whether you’re a hobbyist, engineer, or developer, this keypad will meet your needs for efficiency and performance.

🔌

Pin Connections

1 Table

Pin Connections Table 1

Board	Sensor Pin	Connection
Keypad	4 rows + 4 cols	8 board digital pins

📟

4x4 Matrix 16 Keyboard Keypad

7 Examples • C/C++ | Boards: Arduino Uno, Arduino Nano, Arduino Mega, ESP32, ESP8266, STM32, Raspberry Pi Pico

Wrap

4x4 Matrix 16 Keyboard Keypad - Arduino Uno

4x4 Matrix 16 Keyboard Keypad - Arduino Nano

4x4 Matrix 16 Keyboard Keypad - Arduino Mega

4x4 Matrix 16 Keyboard Keypad - ESP32

4x4 Matrix 16 Keyboard Keypad - ESP8266

4x4 Matrix 16 Keyboard Keypad - STM32

4x4 Matrix 16 Keyboard Keypad - Raspberry Pi Pico

📄 File: 4x4_matrix_16_keyboard_keypad_-_arduino_uno.inoArduino Uno

608 characters

1//ekostra.com

2//electronics store in egypt

3//+201008896258

5// Row pins on Arduino Uno: 9, 8, 7, 6 Column pins: 5, 4, 3, 2

6#include <Keypad.h>

8const byte ROWS = 4;

9const byte COLS = 4;

10char keys[ROWS][COLS] = {

11 {'1','2','3','A'},

12 {'4','5','6','B'},

13 {'7','8','9','C'},

14 {'*','0','#','D'}

15};

16byte rowPins[ROWS] = {9, 8, 7, 6};

17byte colPins[COLS] = {5, 4, 3, 2};

19Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);

21void setup() {

22 Serial.begin(115200);

23}

25void loop() {

26 char key = keypad.getKey();

27 if (key) {

28 Serial.print("Key pressed: ");

29 Serial.println(key);

30 }

31}

📄 File: 4x4_matrix_16_keyboard_keypad_-_arduino_nano.inoArduino Nano

609 characters

1//ekostra.com

2//electronics store in egypt

3//+201008896258

5// Row pins on Arduino Nano: 9, 8, 7, 6 Column pins: 5, 4, 3, 2

6#include <Keypad.h>

8const byte ROWS = 4;

9const byte COLS = 4;

10char keys[ROWS][COLS] = {

11 {'1','2','3','A'},

12 {'4','5','6','B'},

13 {'7','8','9','C'},

14 {'*','0','#','D'}

15};

16byte rowPins[ROWS] = {9, 8, 7, 6};

17byte colPins[COLS] = {5, 4, 3, 2};

19Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);

21void setup() {

22 Serial.begin(115200);

23}

25void loop() {

26 char key = keypad.getKey();

27 if (key) {

28 Serial.print("Key pressed: ");

29 Serial.println(key);

30 }

31}

📄 File: 4x4_matrix_16_keyboard_keypad_-_arduino_mega.inoArduino Mega

609 characters

1//ekostra.com

2//electronics store in egypt

3//+201008896258

5// Row pins on Arduino Mega: 9, 8, 7, 6 Column pins: 5, 4, 3, 2

6#include <Keypad.h>

8const byte ROWS = 4;

9const byte COLS = 4;

10char keys[ROWS][COLS] = {

11 {'1','2','3','A'},

12 {'4','5','6','B'},

13 {'7','8','9','C'},

14 {'*','0','#','D'}

15};

16byte rowPins[ROWS] = {9, 8, 7, 6};

17byte colPins[COLS] = {5, 4, 3, 2};

19Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);

21void setup() {

22 Serial.begin(115200);

23}

25void loop() {

26 char key = keypad.getKey();

27 if (key) {

28 Serial.print("Key pressed: ");

29 Serial.println(key);

30 }

31}

📄 File: 4x4_matrix_16_keyboard_keypad_-_esp32.inoESP32

618 characters

1//ekostra.com

2//electronics store in egypt

3//+201008896258

5// Row pins on ESP32: 13, 12, 14, 27 Column pins: 26, 25, 33, 32

6#include <Keypad.h>

8const byte ROWS = 4;

9const byte COLS = 4;

10char keys[ROWS][COLS] = {

11 {'1','2','3','A'},

12 {'4','5','6','B'},

13 {'7','8','9','C'},

14 {'*','0','#','D'}

15};

16byte rowPins[ROWS] = {13, 12, 14, 27};

17byte colPins[COLS] = {26, 25, 33, 32};

19Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);

21void setup() {

22 Serial.begin(115200);

23}

25void loop() {

26 char key = keypad.getKey();

27 if (key) {

28 Serial.print("Key pressed: ");

29 Serial.println(key);

30 }

31}

📄 File: 4x4_matrix_16_keyboard_keypad_-_esp8266.inoESP8266

620 characters

1//ekostra.com

2//electronics store in egypt

3//+201008896258

5// Row pins on ESP8266: D0, D3, D4, D5 Column pins: D6, D7, D8, D2

6#include <Keypad.h>

8const byte ROWS = 4;

9const byte COLS = 4;

10char keys[ROWS][COLS] = {

11 {'1','2','3','A'},

12 {'4','5','6','B'},

13 {'7','8','9','C'},

14 {'*','0','#','D'}

15};

16byte rowPins[ROWS] = {D0, D3, D4, D5};

17byte colPins[COLS] = {D6, D7, D8, D2};

19Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);

21void setup() {

22 Serial.begin(115200);

23}

25void loop() {

26 char key = keypad.getKey();

27 if (key) {

28 Serial.print("Key pressed: ");

29 Serial.println(key);

30 }

31}

📄 File: 4x4_matrix_16_keyboard_keypad_-_stm32.inoSTM32

634 characters

1//ekostra.com

2//electronics store in egypt

3//+201008896258

5// Row pins on STM32: PA0, PA1, PA2, PA3 Column pins: PA4, PA5, PA6, PA7

6#include <Keypad.h>

8const byte ROWS = 4;

9const byte COLS = 4;

10char keys[ROWS][COLS] = {

11 {'1','2','3','A'},

12 {'4','5','6','B'},

13 {'7','8','9','C'},

14 {'*','0','#','D'}

15};

16byte rowPins[ROWS] = {PA0, PA1, PA2, PA3};

17byte colPins[COLS] = {PA4, PA5, PA6, PA7};

19Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);

21void setup() {

22 Serial.begin(115200);

23}

25void loop() {

26 char key = keypad.getKey();

27 if (key) {

28 Serial.print("Key pressed: ");

29 Serial.println(key);

30 }

31}

📄 File: 4x4_matrix_16_keyboard_keypad_-_raspberry_pi_pico.inoRaspberry Pi Pico

630 characters

1//ekostra.com

2//electronics store in egypt

3//+201008896258

5// Row pins on Raspberry Pi Pico: 10, 11, 12, 13 Column pins: 14, 15, 16, 17

6#include <Keypad.h>

8const byte ROWS = 4;

9const byte COLS = 4;

10char keys[ROWS][COLS] = {

11 {'1','2','3','A'},

12 {'4','5','6','B'},

13 {'7','8','9','C'},

14 {'*','0','#','D'}

15};

16byte rowPins[ROWS] = {10, 11, 12, 13};

17byte colPins[COLS] = {14, 15, 16, 17};

19Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);

21void setup() {

22 Serial.begin(115200);

23}

25void loop() {

26 char key = keypad.getKey();

27 if (key) {

28 Serial.print("Key pressed: ");

29 Serial.println(key);

30 }

31}

Project Notes:

16-button matrix keypad.

Required Libraries:

Keypad (Chris--A)GitHub

نظرة عامة ومواصفات المنتج — بالعربية

4×4 Matrix 16 Keyboard Keypad متوفر الآن في متجر إكوسترا للإلكترونيات، ضمن قسم Electronic Modules وElectronic Switches/Keypads، بسعر 130,00 EGP. كود المنتج لدينا: EK1725. المنتج غير متوفر حالياً — تواصل معنا عبر واتساب لمعرفة موعد توفره القادم.

أهم المواصفات الفنية:

Item Type: Keypad Module
Model Type: Keyboard Keypad
الخامة: Plastic
اللون: Black
Additional Specs: Each Key Dimension (LxW) (mm): 8.3 x 7.3, Pad Size (mm) LxWxH: 64x50x10, Space between keys: 6mm
Mounting Hole Distance: 60mm x 58mm (center)
Key Type: 4×4
Mounting Hole Diameter Mm: 2

هذا المنتج مناسب لمشاريع الأردوينو (Arduino) و ESP32 و Raspberry Pi، ومشاريع الروبوتات وإنترنت الأشياء والتعليم الهندسي. جميع القطع مفحوصة قبل الشحن.

تصفّح المزيد من Electronic Modules في إكوسترا.

Specification

WeightWeight	8 g
Dimensions	4 × 3 × 1,5 cm
item-type	Keypad Module
model-type	Keyboard Keypad
material	Plastic
color	Black
additional-specs	Each Key Dimension (LxW) (mm): 8.3 x 7.3, Pad Size (mm) LxWxH: 64x50x10, Space between keys: 6mm
mounting-hole-distance	60mm x 58mm (center)
key-type	4×4
mounting-hole-diameter-mm	2

Customer Reviews

175,00 EGP