DIY Alarm Panel using NodeMCU v3 ESP8266 for Home Assistant (Alarmo), using a 4x4 matrix keypad, RFID(RC522) and a MAX7219 7-Segment Dislpay

Verilog code for scanning a four by four matrix keypad.

Library code for upcoming RetroClash book

Arduino library for 4x4 analog keypad

Convert text to keypad code and vice versa.

Arduino Real Time Clock with Alarm and environmental sensors

Create your own macros without an arduino micro or leonardo, you will use python and an arduino nano, uno or mega

STM32 Touch Sensing Controller (TSC) enables the designer to simply add touch sensing functionality to any application.

Simple-to-use matrix keypad library.

Arduino - Sistema de alarme codificado com sensor de vibração SW-420

8x2 LCD display and 4x4 Keypad were connected over an Arduino. This is an Arduino program that verifies if a user entered the correct Pin. There are only 3 attempts after which will have to wait for 10 mins to re-enter the password.

MatrixKeypad 4x4

Raspberry Pi Pico C library for controlling a 4x4 matrix keypad

Tic-Tac-Toe game with AI implemented on a Raspberry Pi Pico board and a 20x4 LED display.

⌨️ Keyboard connected by a bluetoh module and LCD screen

Controle de efeitos de uma fita de led ws2812b (NeoPixel) com arduino

C Calculator written in a Tiva MCU to interface a Keypad and a LCD.

An Electronic device built with Arduino Mega Board with fingerprint module, 4x4 matrix pad and a 16x2 LCD. EEE projects #learn2build

Teclado externo com atalhos do Visual Studio Code

Arduino Code for interfacing with LCD, Keypad, Serial data as result a Menu