> Thanks for the information. What had thrown me to some extent
> was the claim by the vendor (not Futaba) that these displays are
> "complete 5V operation". That would appear to be a rather large
> portion of BS, with a side order, dessert and doggie bag. I shall
> be speaking to them

I agree their statement is misleading.  I think what they were trying to
point out is that all the CONTROL can be handled with 5V logic.  You can tie
the annodes to the 20V supply, and the rest is all 0 or 5 volts.


*****************************************************************
Olin Lathrop, embedded systems consultant in Devens Massachusetts
(978) 772-3129, olin@cognivis.com, http://www.cognivis.com

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