The NanoRaptor NanoSegment implements a panel of seven-segment display modules sized at “0806 ... Each of the seven segments is a single 0201 LED. Six I/O lines and three resistors are ...
The idea of making your own LED displays couldn’t be much easier ... time doped with black enamel paint — finishes the 7-segment module. The final step is to glue the LEDs on the back side ...