Re: ProDOS question

[shack@onyx.southwind.net (Randy Shackelford)]

John Ruschmeyer (jruschme@csc.com) wrote:
: In article <3obaj8$5i4@onyx.southwind.net>,
: Randy Shackelford <shack@onyx.southwind.net> wrote:
: >John Le Febvre (John@klatch.demon.co.uk) wrote:
: >: What is the last version of ProDOS that would work on a 64K ][+ ??
: >: 1.0, 1.1, 1.2 work, 1.4 up doesn't.  Anyone disagree?  Was there a 1.3?
: >
: >1.9 and earlier run on a ][ plus. I've even run 1.9 and BASIC 1.5 on STM on my 
: >Quadra. There is a 1.3 but you don't want to use it since it has an accidental
: >65C02 instruction which will bomb a ][ plus. That's why it didn't last too
: >long.

: Just out of curiousity, is the version 1.9 limit a function of the processor,
: memory, or something in the architecture/ROMs. This, could I put a 65C02 in
: a ][+ and run an even newer version?

I've seen people say 2.0.1 only needs a 65C02 but 2.0.3 needs enhanced ROMs.

: Would I want to?

It won't do much for you that 1.9 won't. It mainly handles remapping of
intelligent devices whose interfaces are in any slot while 1.9 and earlier
can only do so for devices in slot 5.
-- 
Randy Shackelford                                 I was internet
shack@southwind.net                               when internet wasn't cool