The data entered through the 4x4 keypad is sent to the Arduino via the I2C communication protocol. The degree command entered is sent to the A4988 module by the Arduino, and the stepper motor moves to ...

Arduino Password Entry System with Keypad and LCD Display This project is an Arduino-based password entry system that uses a 4x4 keypad for input and a 16x2 I2C LCD display to show messages. The ...

Hitachi’s HD44780 based 16×2 character LCD are very cheap and widely available, and is an essential part for any project that displays information. Using the LCD backpack, desired data can be ...

A swappable Arduino-programmable ATMega32U4 Pro Micro (clone) powers it, and the board provides GPIO/I2C breakout pins for unlimited tinkering and customization.

Beginner friendly Arduino Plug and Make Kit features Arduino UNO R4 WiFi and Modulino I2C modules Arduino has just launched a “Plug and Make” kit designed for beginners with an Arduino UNO R4 WiFi ...

This articles describes how you can use I2C (TWI) communication, Arduino and temperature sensors to measure 3 different temperatures. It can be very ...

In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present challenges such ...

Makers and developers that enjoy creating projects using the Arduino platform may be interested in a new shield for Arduino that incorporates an LCD JEMshield++, keypad and enclosure all in one ...

Step-by-step guide on designing and programming a custom I2C slave sensor device using Arduino. Who Won and Lost in Trump’s Tax Bill Scientists tracking ‘interstellar’ object that has come ...