Re: [lcd4linux] Two HD44780 of different size on bus

[Michael R. <re...@eu...>]

> Hi, i know its possible but i only want to know your meaning.
> 
> I have two displays, one 16x4 and one 20x2, connected both to one parallel
> port like in this scheme:
> 
> http://datasvr.threew.de/stefan/schaltplan.jpg
> 
> The displays share on bus and are selected trough E(nable).
> Some Displays use two controllers, and i've read that they are similar
> wired. The only problem is the different size, but i could write a patch
> for lcd4linux which controls them.
> 
> So what do you mean, is it easy to change the code or are errors in the
> wiring?

Just to keep the list up to date: Stefan and me had some private email
conversation, and he wrote a patch (which is already in CVS) which
allows lcd4linux to control up to 4 (or was it 8?) displays of different
size.

Stefan will update teh doku in the wiki hopefully soon.


bye, Michael

-- 
Michael Reinelt <re...@eu...>
http://home.pages.at/reinelt
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