Re: Senior PROM uploaded

["William Garber" <willy46pa@garberstreet.com>]

"David Wilson" <mcs6502@gmail.com> wrote in message 3a3d7bbd-b362-4580-a4cc-485c2f4571a2@e6g2000prf.googlegroups.com">news:3a3d7bbd-b362-4580-a4cc-485c2f4571a2@e6g2000prf.googlegroups.com...
: On Dec 10, 3:47 am, "William Garber" <willy4...@garberstreet.com>
: wrote:
: > "jonnosan" <jonno...@gmail.com> wrote in message801da2bd-6a70-4c4f-a0c7-787b50a24a6d@b1g2000pra.googlegroups.com">news:801da2bd-6a70-4c4f-a0c7-787b50a24a6d@b1g2000pra.googlegroups.com...
:
: > : But it was encouraging that the image didn't seem to have any problems
: > : running in the platinum iie.
: >
: > Interesting, being that this code was written for the Beige IIe.
:
: I don't know of any way that a program can identify the difference
: between a beige or platinum IIe so this does not surprise me.
:
: The newer board just shrank the ROM and RAM chip counts by using
: higher density parts. Minor difference like the shift mod jumper and
: filter caps on the push button inputs would require external inputs to
: be identified.

It isn't ID'ing the machine. It is the fact that one uses
the 6502, and the other the 65C02, and the CHARGEN variant.

William Garber
Email Address - willy46pa@garberstreet.com
Alt. Email - willy46pa@comcast.net
Web address - http://www.garberstreet.com