Date : Mon, 29 Sep 2003 19:01:51 +0100
From : Andrew Hancock <Andrew.Hancock@...>
Subject: Re: EPROMS
I did nothing with the spare address pin!
The eprom operated correctly.
Regards
Andrew
-----Original Message-----
From: Brian Widdas [mailto:brian@...]
Sent: 29 September 2003 18:14
To: Andrew Hancock
Cc: 'bbc-micro@...'
Subject: RE: [BBC-Micro] Re: EPROMS
On Mon, 29 Sep 2003, Andrew Hancock wrote:
> I've just tested this and found that I had to program the High Bank
(0x4000
> - 0x7fff) on a 27256k for the rom to be "seen" on a BBC.
What did you do with the spare address pin? If it's not connected to
anything, you might find it's floated high.
Brian
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You are wise, witty, and wonderful, but you spend too much time reading
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