Here’s an only slightly more invasive usage where a washing machine’s “end of cycle” LED was removed and the power going to it was rerouted to an Arduino for remote monitoring.

Read more: Major PC Monitor Brands Ranked Worst To Best The Raspberry Pi comes with its own set of input and output pins for ...

If you drive a pin that’s already an output, for example, you could do real harm to the board. Because all the pins are shared, you have the same problem with the Arduino pins, too. If you are ...