Re: ROMs replacement

From: silverdr_at_wfmh.org.pl
Date: Mon, 8 Oct 2012 21:34:29 +0200
Message-Id: <9E5D2CB6-9769-4148-8A68-54FACBC0ADF7@wfmh.org.pl>
On 2012-10-08, at 21:29, Gerrit Heitsch wrote:

> Well... the schematics show the unused gate of the 74LS11 as having all inputs grounded. But I see no traces on the PCB connected to pins 9, 10 and 11. Did you add that later with wire to pin 7 or has that gate all inputs floating open? If the latter, please fix this and try again.

I knew you'd catch this :-) Yes, I bridged them all to pin 7 manually. As well as 1 and 28 of the EPROM.

-- 
SD!
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Received on 2012-10-08 20:00:58

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