A few new leads needed to be soldered onto the SOIC package, and for this [Czar] chose jumper wires. This makes each pin easy to plug into a solderless breadboard, and since [Czar] was extremely ...

The original hardware can be a bit pricey in 2023, so [nanochess] has built one of his own on a breadboard ... Behind the mess of wires is a surprisingly simple circuit with only a few logic ...