Analogue-sequencer

> I'm gonna put a PLED in my P3, they just too nice not to!

Yep. I only had one non-PLED character display in my studio, by I had to
PLED it too...
http://www.colinfraser.com/misc/sdd3300-pled.jpg
20x2 PLED is just loverly ;-)
 
>  From the datasheet that you have in your building 
> instructions, it says 
> "PDC-1602M".. I found 1602A & 1602B, but not M.

The part on the crystalfontz site is exactly the same module I use.
I think the 1602A part number is crystalfontz own order code.
As far as the makers (Delta Optronics) are concerned, it's a PDC1602M

Cheers,
Colin f