[Johngineer] found himself in need of an I2C sniffer, but didn’t have one available. Necessity is the mother of invention, so he put together this I2C sniffer sketch for Arduino. The arduino will ...

Arduino open source hardware was been used in an industrial controller design. Austrian firm Controllino has based its programmable logic controllers (PLCs) on Arduino modules. This is an example of ...

This module utilizes an Adafruit Bicolor LED Square Pixel Matrix with I2C Backpack and an Adafruit Microphone. It introduces how to download libraries for the LED Backpack and how to use it to display ...