Ever wished your Arduino could send you an SMS alert when something important happens—like an intruder detected by your DIY security system, or a gas leak in your kitchen? With just an Arduino UNO R4 ...

Click Sketch > Verify / Compile to make sure the code is properly in there. Save the file and then attach the Arduino to your computer with the USB cable. Click File > Upload.

Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

Components Required 1. Arduino Uno – x2 2. nRF24L01 – x2 3. 3.3V Adapter Board for nRF24L01 Wireless Module – x2 4. DHT11 5. OLED display 6. Jumper wires 7. Breadboard – x2 Overview of nRF24L01 Module ...

Educeeno is compatible with the most common Uno R3 (around 7-10$ on Ebay) and Mega R3 (around 8-15$) and Arduino Leonardo boards.

The code is for directly controlling the LED matrix (I had made a 10X8 matrix) through Arduino Uno. Here, I have used multiplexing which makes the task a bit difficult to understand at first. But once ...

Components Arduino Uno board: Acts as the microcontroller and central processing unit of the project. LCD display: Provides visual output for showcasing the original input text and the corresponding ...

Once you learn how to read Morse code, you might want to teach your Arduino to understand it, too. Or, you can check out some other Morse-based projects.