Bidirectional Visitor Counter using Arduino UNO and IR Sensor Introduction The aim of this project is to develop a circuit that can count the number of people entering and exiting a room using two ...

After some searching, I ended up using a microcontroller and a piece of code borrowed from the web that I tweaked and adapted. The microcontroller-based concept was chosen because I wanted to scale ...

The Components Used in this project are:- Arduino Uno PIR Motion Sensor Jumper Wires HC-SR501 PIR Motion Sensor Pinout The PIR motion sensor consists of 3 pins-VCC, GND, and the Data Output Pin. VCC ...

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 ...

As a biomedical equipment technician [Adam Outler] equipment needs to be in top working condition. The emergency room staff were complaining about erroneous noise on the electrocardiogram and it&#8… ...

That’s right, these parking sensors are powered by an Arduino board, and the only extra components that were used in the project are a HC SR04 ultrasonic sensor, an active buzzer, and jumper wires.

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, ...