In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

Abstract: This paper presents designing and implementing an Automatic room temperature control system using the Arduino and DHT11 sensor. The fan speed control system has also been proposed. Here, the ...

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 ...

In chemistry, solvents (generally in liquid form) are used to dissolve, suspend or extract other materials, typically without chemically altering either the solvent or the other materials. Solvents ...

Precise temperature control is essential for optimizing performance and ensuring high-quality outcomes in chemical process engineering. The Unistat range of temperature control systems provides ...

Recently I was looking for an inexpensive pressure + temperature sensor for a barometric altimeter project, which then led to me finding the SPL07-003. After learning there was no existing library to ...

In the ever-evolving world of smart home technology, voice search has become an integral part of managing and controlling various devices within your home. While platforms like Google Assistant, ...

This project is designed to implement a smart home system using the ATmega32 microcontroller, sensors (LM35, LDR, Flame sensor), an LCD display, and a PWM-controlled motor. The system automates ...