His dual seven-segment hex display project was born out of necessity — he needed it for the breadboard CPU SPAM-1, which was getting a bit too bulky.

If you need a seven-segment display for a project, you could just grab some LED units off the shelf. Or you could build something big and electromechanical out of Lego. That’s precisely what … ...

The latest Magellan family of motion-control ICs offer 7-segment s-curve profile generation capabilities and are available in 1-, 2-, 3-, and 4-axis versions. Compared to 3-segment trapezoidal ...