Re: 6502/6510 ROM selection daughterboard

From: silverdr_at_wfmh.org.pl
Date: Wed, 6 Jun 2012 13:18:41 +0200
Message-Id: <708295FD-2943-4131-8BBD-EEA7E7320BDD@wfmh.org.pl>
On 2012-06-06, at 04:35, Jim Brain wrote:

>> If it is enough to grab that one line (after Gerrit's e-mail I got  
>> enlightened ;-) than I'd leave the original ROM where it is  
>> (especially if not socketed) and tap only on the line either by  
>> cutting a trace or unsocketing a pin from PLA. I believe it is  
>> better to let also people with soldered-in ROMs do it without  
>> unnecessary desoldering. Of course if someone has it socketed and  
>> wants to save some milliamps  - sure. But I would prefer not to  
>> _require_ removing the chip.
> Not removing the IC means you need to "disable" it somehow.

By redirecting _CS from it to the board?

-- 
SD!

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Received on 2012-06-06 12:00:24

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