On 06/06/2012 10:44 PM, firstname.lastname@example.org wrote: > > I would prefer a "universal" method that would apply to all boards. I > take that CS on pin 21 is active HIGH and connected to +5 all the time > but the other is active LOW and needs to be pulled up if not connected. Yes. > Unless it is already pulled up somewhere on the board (rather than > inside PLA - I have to check it), a pull-up resistor should be added. The schematics don't list a pullup for the ROM _CS lines. The only universal method that'll work on all boards is to de-solder the ROM, but not everyone can do that. Gerrit Message was sent through the cbm-hackers mailing listReceived on 2012-06-07 11:00:06
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