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.

Running out of GPIO pins? Learn how to connect multiple buttons to just one Arduino pin using clever wiring and resistor techniques. Perfect for compact projects, keyboards, or when using small ...

The DS18B20 library supports only the DS18B20, only one sensor per pin, no parasite mode, no Fahrenheit and no alarm functions. The only feature the class supports is the asynchronous reading of the ...

Follow these three simple steps to connect your phone wirelessly to any Bluetooth enabled device, like your laptop, smartphone or smart speaker.

Creating a Bluetooth-controlled device with an Arduino Uno and an HC-05 Bluetooth module enables control of lights or even relays to manage AC appliances wirelessly using an Android smartphone.

How to Set Up a Bluetooth Device on an Acer Notebook. A Bluetooth device connected with your Acer notebook is capable of sending data between your business computer and the wireless device.

What is a Roku PIN? A Roku PIN is a short four-digit passcode that limits access to certain features. When you set up a PIN on Roku, the streaming device asks for a four-digit code when someone ...

Whether it's your first time practicing coding, or you're a seasoned tinkerer, Arduino is an excellent platform to get your hands dirty with coding and tech.

Step 1: Set up a Hotspot on your Windows10 computer or mobile phone and allow another device to turn on mobile hotspot The first step is to set up a Hotspot on your Computer or mobile phone. Choose ...