void loop () { delay (2000); // Wait for 2 seconds between measurements float humidity = dht.readHumidity (); // Read humidity value from sensor float temperatureC = dht.readTemperature (); // Read ...

The Arduino keeps on processing the data from the ultrasonic sensor, and it quickly triggers the Audio alert when it detects something nearby. Here, you’ll learn how to interface the ultrasonic sensor ...

In this article, we are going to look at a capacitive contactless liquid-level sensor XKC-Y26-V. We will go through its features and we will also see how to interface it with an Arduino. XKC-Y26-V ...

Arduino Code for Digital Thermometer The code for temperature measurement using LM35 is described here. A library for the LCD unit is included and then data and control pins for the LCD and ...

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 ...

PIR Pin “+” connects to Arduino +5 PIR Pin “-” connects to Arduino gnd PIR Pin “out” connects to Arduino Digital 2 Here is the Arduino code for the Parallax sensor ...

ArduSat is an Arduino-powered satellite being funded through kickstarter to foster open satellite access and the collection of data from sensors in space. It will be able to run code for up to a ...