In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

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In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

Back in school, I spent more hours than I can count hunched over an Arduino Uno – blinking LEDs, wiring up sensors, and building clunky robots that barely worked but felt like magic. The Uno was ...

Qualcomm, which purchased microcontroller board manufacturer Arduino last year, just announced a new single-board computer that marries AI with robotics. Called the Arduino Ventuno Q, it uses Qualcomm ...

Discover how you can build a professional digital multimeter using Arduino that measures up to 24V DC voltage, checks resistance, conducts diode testing, and performs continuity tests. This ...

If you are looking for an inexpensive, accurate, easy-to-use temperature sensor, then LM35 is an excellent choice. It has an accuracy of ±¼°C at room temperature and ±¾°C over a full −55°C to 150°C ...