Writing on the Arduino blog, [Martino Facchin], Arduino ... If you want to see our take on an Mbed project, you can turn it into a signal generator. Thanks [halherta] for the tip.

[Chris Brown] looks at SDI and shows a cheap SDI signal generator for an Arduino. On the face of it, SDI isn’t that hard. In fact, [Chris] calls it “dead simple.” The problem is the bit rate ...