Have you ever wondered how speed guns measure the speed of moving vehicles or how an athlete's sprint speed is recorded? Normally these speed sensors work with radar or laser technology to bounce back ...

The image below shows the Arduino circuit diagram for building a smart bin. As you can see it is very simple, it just has an ultrasonic sensor and a servo motor connected to the Arduino UNO, and the ...

Let's explore the Internet of Things (IoT) and sensor-based applications! Here we cover an array of topics through practical DIY projects and in-depth technical articles. Read on for smart home ...

Connect a 4k7 kΩ pull-up resistor between the 1-Wire data line and 5V power. Note this applies to the Arduino platform, for ESP32 and 8266 you'll need to adjust the resistor value accordingly. For ...

Take the small Sensor anywhere you go to monitor the Air Quality, with Battery life of 11+ days. With the SCD40, Sensirion offers a completely new miniaturized CO2 sensor based on the photoacoustic ...