The device is composed of several components, including an ATMEGA 328 microcontroller, a buzzer, an i2c-LCD display, an exhaust fan, a servo motor, a GSM module, and a gas sensor. The circuitry ...

Learn how to easily adjust the contrast of a 1602 LCD display using Arduino. In this quick tutorial, I’ll show you a simple trick to control the contrast electronically, without relying solely on the ...

Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

APC issue 542 (February) is now available, ensuring you never miss another software update.

A complete ESP32-based Energy Monitor that measures voltage, current, power, energy, and cost. Features a web dashboard, local LCD display, MySQL logging via Node.js API, and SMS alerts using Twilio.

This Arduino project reads temperature and humidity data from the DHT11 sensor and displays the readings on a 16x2 I2C LCD screen. It’s a simple and useful setup for monitoring environmental condit ...