Before we get started it is important to understand that there two types of nRF24L01 modules available in the market one is called just nRF24L01 and the other is called nRF24L01+ PA+LN. While both the ...

In this project, we will build a simple Access Control System using RC522 RFID Module, Arduino and MG 996R Servo Motor. Authenticate people using their RFID Smart Cards or Key Fobs and allow them ...

Practical fixes for the tech you already own. Free, a few times a week. An RGB LED module uses a special kind of LED light that can emit three colors: red, green, and blue. However, you can make any ...

This project is meant to control electrical appliances like fans and lights. You can configure two Yoda modules, one as receiver and the other as transmitter, to control relays that switch on fans and ...

What is the HC-05 Bluetooth Module? The HC-05 Bluetooth module is a simple, versatile, and low-cost device that enables wireless communication between devices like Arduino and a smartphone. It uses ...

What if you could control your Arduino directly from your phone - no wires, no internet, just Bluetooth? In this tutorial, you'll learn how to connect your Arduino to a smartphone using a Bluetooth ...

Why BMP280, you ask? Because this sensor costs low and it only provides both temperature and barometer readings, and as pressure changes with altitude, we can also use it as an altimeter with ±1 meter ...

SCL A5 (Uno) / D21 (Mega) Serial Clock Line for I2C communication. SDA A4 (Uno) / D20 (Mega) Serial Data Line for I2C communication. INT D2 (Optional) Interrupt pin for motion detection.

Arduino has announced two new products that are part of the Arduino Pro family at Embedded World 2024: the Arduino Pro 4G Module and Arduino Portenta Mid Carrier board. Two variants of the mini PCIe ...