A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

First, clone this repository. Using the --recursive flag will install the rgbmatrix binaries, which come from hzeller's rpi-rgb-led-matrix library. This library is used to render the data onto the LED ...

Bordering the ETAs are four lines, each representing different train lines, and little arrows representing trains going into a particular direction. Trains are placed on the line proportional to where ...