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Analogue-sequencer

Index last updated: 2026-04-28 23:15 UTC

Message

Re: P3 - 033 is Alive

2008-02-01 by faldska

I have more info now.  The RS, R/W, and CE signals for the display
only output 3us pulses.  According to the PLED datasheet they should
remain high/low for the duration of the read/write.  Also, only
DB0-DB2 show any activity.  Any ideas?  Thanks

dave

--- In analogue-sequencer@yahoogroups.com, "faldska" <faldska@...> wrote:
>
> After many years I finally got #33 put together last nite. 
> Unfortunately, the PLED display that I bought a few years ago seems to
> be DOA.  I'm assuming that if it is getting proper power and I have
> the brightness turned all the way up I should see something, right? 
> Could there be a control issue that causes the display to be black? 
> (I know I'm reaching here but I really want to play with this thing.)
> 
> dave
>

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