We think of the Arduino as a rapid prototyping tool but we never thought of it as an FTDI breakout board before. [Ihsan Kehribar] wrote a quick post to show how it’s done. You’ll find a… ...

A simple switching circuit with Arduino and DG419 analog switch. Includes one negative voltage IC regulator to generate negative voltage to analog switch ...

The Fuel-Selector-Switches by Sinan's Etsy-Shop are driven by an Sparkfun Pro Micro device which is compatible to an Arduino Leonardo device. The Arduino Leonardo is recognised by the PC operation ...

The Arduino connects to the FM radio module over I2C. ... The AM-FM selector knob was fitted with a micro-switch connected to the Arduino for selecting the preset stations.