void loop() is a function that runs again and again in a cycle. Here we are just sending a HIGH signal to the pin9 of the Arduino board. void loop() { digitalWrite(buzzPin,HIGH); // Sending a HIGH ...

When you launch the Arduino IDE for the first time or when you create a new sketch from the ‘File’ –> ‘New’ menu (Ctrl+N), the editor opens a new sketch template containing skeletons for the functions ...

In a previous article, we looked at connecting various kinds of Arduino hardware to your Mac. Here's how to get started programming on them to create your own projects.