[sdiy] PCB square pads for LEDs - Cathode or Anode?
colin at colinfraser.com
Sat Jul 6 16:17:47 CEST 2013
> I've always used a square pad to indicate the cathode of an
> LED on a PCB...
> is there a 'standard' - is that the right way round or the
> wrong way round.
There are two standards I've seen used - the square for anode, or the square
There may be a third I've not seen.
Personally I prefer to use the square for anodes, but I put an 'A' next to
the anode and/or a diode symbol on the silkscreens for the avoidance of
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