Re: [M100] mystery ROM

You're probably right; note that the HHC ROMS only had 24 pins. On Mon, Mar 7, 2022 at 9:21 PM Brian K. White wrote: > On 3/7/22 17:05, Stephen Adolph wrote: > > > > > > > https://www.ebay.ca/itm/255421613953?hash=item3b78508781:g:dAYAAOSwfbFiJS8J > > < >

Re: [M100] mystery ROM

On 3/7/22 21:21, Brian K. White wrote: On 3/7/22 17:05, Stephen Adolph wrote: https://www.ebay.ca/itm/255421613953?hash=item3b78508781:g:dAYAAOSwfbFiJS8J Never seen this before.  Does anyone recall a product

Re: [M100] mystery ROM

On 3/7/22 20:31, you got me wrote: I don't recall ever seeing an option ROM for the m100 that didn't have the flex circuit wrap around over the chip. There are several forms of rom pinout adapter for M100. The "Guardian" like Ultimate Rom II has is just one. (the wrap-around thing you're

Re: [M100] mystery ROM

On 3/7/22 17:05, Stephen Adolph wrote: https://www.ebay.ca/itm/255421613953?hash=item3b78508781:g:dAYAAOSwfbFiJS8J Never seen this before.  Does anyone recall a product called "ROM POWER" for either M100 or T200?

Re: [M100] mystery ROM

I don't recall ever seeing an option ROM for the m100 that didn't have the flex circuit wrap around over the chip. From: M100 on behalf of Tom Wilson Sent: Monday, March 7, 2022 10:57 PM To: M100 Mailing List Subject: Re: [M100] mystery ROM I know I'm

Re: [M100] mystery ROM

I know I'm curious, but not $50 curious. Tom Wilson wilso...@gmail.com (619)940-6311 On Mon, Mar 7, 2022 at 2:05 PM Stephen Adolph wrote: > > > https://www.ebay.ca/itm/255421613953?hash=item3b78508781:g:dAYAAOSwfbFiJS8J > > Never seen this before. Does anyone recall a product called "ROM

Re: [M100] mystery ROM

Possible it's one of their HP-41C ROM modules, see for instance https://vintagecalc.com/hp-41c-custom-software-modules/ On Mon, Mar 7, 2022, 14:24 Ben Wiley Sittler wrote: > Old trademark info suggests it's software related to insurance and > financial planning, but no idea beyond that

Re: [M100] mystery ROM

Old trademark info suggests it's software related to insurance and financial planning, but no idea beyond that (platform? Who knows!) Basis for my belief: https://trademarks.justia.com/734/44/rompower-73444378.html On Mon, Mar 7, 2022, 14:05 Stephen Adolph wrote: > > >

[M100] mystery ROM

https://www.ebay.ca/itm/255421613953?hash=item3b78508781:g:dAYAAOSwfbFiJS8J Never seen this before. Does anyone recall a product called "ROM POWER" for either M100 or T200? I don't actually think this is for M100... steve