Build a Speed Sensor using Arduino with IR speed sensors to accurately measure the speed of moving objects. This tutorial covers circuit design, sensor calibration, speed calculations, and optimized ...

In this tutorial we discussed the Sound sensor, its pinout, working, and how to interface it with Arduino. This article includes a complete Arduino code and circuit diagram along with a step-by-step ...

SDP600 series sensors run on 3.3V!! not 5 Don't worry the cool thing about I2C is that as long as the lowest voltage of any connected device (in this case the sensor with 3.3v) is higher than the ...

Electric circuits – WJEC Series and parallel circuits Engineers connect components in electrical circuits in series or parallel to make a range of useful circuits.

This articles describes how you can use I2C (TWI) communication, Arduino and temperature sensors to measure 3 different temperatures. It can be very helpful when you want to measure the outside, ...

Arduino Motion Sensor – Circuit and Working The circuit diagram of the automation device using a motion sensor is shown in Fig. 2. It consists of an Arduino Nano board (MOD1), a PIR sensor (S1), a ...

Step 3: Making the Circuit Now, as we know how the components work, let’s go ahead and assemble theses components together and make a circuit as shown below. The Ultrasonic sensor is powered by 5V ...

The circuit diagram of the automatic plant watering system is shown in Fig. 2. The circuit comprises an Arduino UNO board, a soil moisture sensor, a servo motor, a 12V water pump, and an L293D (IC1) ...

Are the standard strand of Christmas lights connected in series or parallel? What's the difference between series and parallel anyway?