A sound sensor is a simple, easy-to-use, and low-cost device that is used to detect sound waves traveling through the air. Not only this but it can also measure its intensity and most importantly it ...

Arduino RFID technology works by using electromagnetic waves in the radio frequency spectrum for wireless communication and data transfer between RFID tags and readers. From supermarket anti-theft ...

Connect your arduino with an USB to your computer. Upload the code for the arduino to your arduino. See the arduino/arduino.ino Emitted when there is an error. ready ...

Update, 1/2/21: It's New Year's weekend, and Ars staff is still enjoying some necessary downtime to prepare for a new year (and a slew of CES emails, we're sure). While that happens, we're resurfacing ...

Last week I spent most of my leisure time studying nonvolatile memory chips. The result was a better understanding of Arduino’s EEPROM. This might look like novice work, but I hope my thoughts will ...

Most embedded systems are reactive by nature. They measure certain properties of their environment with sensors and react on changes. For example, they display something, move a motor, or send a ...

This section introduces FRP and shows how it fits in the domain of programming an Arduino. The central building block in FRP is a stream. A stream contains values that change over time. Consider an ...