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 ...

This comprehensive project shows you how to create a fully functional GPS tracking system using Arduino UNO R3, SIM800L GSM module, and NEO-6M GPS module, a perfect low-cost DIY combination for ...

RFID Attendance System Circuit Diagram Below you can see the circuit diagram used in the RFID attendance system project. If you are completely new to using RFID, you can check out this tutorial on ...

The article describes the development of a versatile gas sensing platform using an Arduino UNO microcontroller. The system utilizes the widely available MQ3 gas sensor for practical applications in ...

Making objects interactive doesn’t have to be overwhelming—the best Arduino starter kit will help you begin.

Abstract This paper presents a methodology for the measurement of strain by means of strain-gauges, where the data acquisition is done by using an Arduino Uno board, due to the low-cost and the easy ...

Last week, we covered the Maker Go RA4M1-R4 development board, an inexpensive “clone” of the Arduino UNO R4 Minima with some small modifications like support for up to 50V DC input and a 3.3V/5V ...

By integrating components such as the MQ135 gas sensor, Arduino Uno microcontroller, and ESP8266 Wi-Fi module, the system effectively measures and transmits air quality data, ensuring continuous ...

Options to power the Arduino Nano include USB, VIN, and 5 volt pin, meaning you have power options for almost any situation.

Aside from the Arduino UNO microcontroller, LDR, and the bulb itself, the hardware for this setup is pretty minimal: a relay for the bulb, a resistor for the LDR, and some wires to connect ...