Re: 6502/6510 ROM selection daughterboard

From: Michał Pleban <*lists_at_michau.name*> Date: Tue, 05 Jun 2012 08:46:34 +0200 Message-ID: <4FCDAB4A.5050805@michau.name> · lists_at_michau.name

Hello!

Spiro Trikaliotis wrote:

> It's already there:
> http://zimmers.net/anonftp/pub/cbm/firmware/computers/c64/c64pla.txt
> As I wrote elsewhere (cf.
> http://cbm-hackers.2304266.n4.nabble.com/6510-handling-of-00-and-01-registers-td4169782.html),
> these equations also match the tabular output of the PLA found in the
> German book "64 intern" by Data Becker (although the Data Becker book
> has some columns intermixed, but these are obvious)

No pain in double-checking it ;-) I checked the P500 PLA dump table from 
Zimmers, for example, and it is different from what I am reading from my 
own PLA chip.

Regards,
Michau.

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