This example reads audio data from an Invensense ICS43432I2S microphone breakout board, and prints out the spectrum to the Serial console. The Serial Plotter built into the Arduino IDE can be used to ...

I like to visualize things, so I decided to prepare this simple tutorial to help you better understand how to visualize data using Arduino. This tutorial assumes that you have some basic electronics ...

In order to upload to an Arduino board via a serial port, the upload tool (e.g., AVRDUDE) must be able to open the port. This is not possible if another process already has control of the port.