The Nano includes 14 digital pins (for both digital input and digital output components ... The Nano uses the Arduino IDE with the Arduino code language (based on C++). If you're already familiar ...

It’s not a loosely defined analogue standard but a tightly controlled digital one upon ... [techtoys], who has created an Arduino shield that creates an HDMI output from an SPI control input.

[Jimmy] at the aptly-named DIY and Digital Railroad ... uses an available Arduino library, so if you want to get into the protocol you’ll have to work through that code. We had to wonder if ...