Keypad 4x4

Using the 4×4 Matrix Keypad with Micro:bit

The Micro:bit is a small microcontroller board that is designed for use in educational settings. It can be programmed using [...]

08-04-22 2887

Using the 4×4 Matrix Keypad with Arduino

The Arduino microcontroller can be easily interfaced with a 4x4 matrix keypad using a variety of methods, including digital input [...]

08-04-22 2887

Using the 4×4 Matrix Keypad with the ESP32 board

The ESP32 is a microcontroller development board that is based on the Espressif Systems ESP32 microcontroller. It features a dual-core [...]

09-04-22 2887

Send message from 4×4 keypad with ESP32 to smartphone via bluetooth

The ESP32 is a powerful, low-cost microcontroller that includes built-in Bluetooth capabilities. This makes it well-suited for use in projects [...]

10-04-22 2887

Send message from 4×4 matrix keypad with Microbit to smartphone via bluetooth

The micro:bit is a small programmable microcontroller that has built-in support for Bluetooth communication. It can be used to send [...]

11-04-22 2887

Door security system controlled by Micro:bit

A door security system is a system that is used to protect a door and the area around it from [...]

08-05-22 2887

Door security system controlled by Arduino

A door security system is a system that is used to protect a door and the area around it from [...]

23-05-22 2887

Door security system controlled by ESP32

A door security system is a device or system that is used to secure a door and prevent unauthorized access. [...]

23-05-22 2887

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