[rescue] Looking for broken IPX system board or chips

[Todd Vernon]

 I know you can put the PowerUP CPU in both so im sure the pinout is the
same.

-t

Todd Vernon
Entrepreneur | Investor
Email: todd at toddvernon.com
LinkedIn: toddvernon <https://www.linkedin.com/in/toddvernon/>


On Jan 4, 2025 at 9:27:16 AM, Dave McGuire via rescue <rescue at sunhelp.org>
wrote:

>
>   Are you certain the pinout etc is the same?  I'd definitely not risk
> it without hard info like datasheets or a schematic.
>
>   I think if one could drop a 16-context SS2 IU into an IPX, a lot of
> us would've done it back in the day, but it's not something I've ever
> heard of.
>
>                -Dave
>
> On 1/4/25 11:18, Ethan Hawke via rescue wrote:
>
> There were several compatible CPUs shared among the SS2/IPX systems
>
> (LSI, Cypress, Fujitsu and Weitek), the IPX had a slightly downgraded
>
> MMU (8 contexts vs 16) but is more or less the same, there shouldn't be
>
> any issue swapping CPUs between them.
>
>
> -Ethan
>
>
>
> On 5 January 2025 2:42:39 am AEDT, Dave McGuire via rescue
>
> <rescue at sunhelp.org> wrote:
>
>
>
>     The SS2 and the IPX do not use the same CPU.
>
>
>     -Dave
>
>
>     On January 4, 2025 9:57:22 AM Todd Vernon via rescue
>
>     <rescue at sunhelp.org> wrote:
>
>
>         I believe I have a spare SS2 board I bought just to harvest a
>
>         PowerUp CPU from and I have the CPU from another SS2 that I put
>
>         PowerUp chip into. Not sure they are same as the IPX.
>
>
>         If you determine they are I could sell you that bundle. Let me
> know.
>
>
>         -t
>
>
>         ------------------------------------------------------------------------
>
>         Todd Vernon
>
>         Entrepreneur | Investor
>
>         Email: todd at toddvernon.com
>
>         LinkedIn: toddvernon
>
>         On Jan 4, 2025 at 5:30 AM -0700, Michael Dombrowski via rescue
>
>         <rescue at sunhelp.org>, wrote:
>
>
>             I gambled and lost on an IPX with a low buy-it-now price:
>
>             the three main chips (GPU, Sparc, cache) have all been
>
>             pulled and I assume sold for $0.25 of gold. The rest of the
>
>             system seems to be in decent shape and I'm loath to just
>
>             throw this away. Anyone happen to have these three chips, or
>
>             more likely, an otherwise broken IPX system board that I
>
>             could harvest them from?
>
>
>             mike
>
>
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>
>
>
>     --
>
>     Dave McGuire, AK4HZ
>
>     New Kensington, PA
>
>
>     ------------------------------------------------------------------------
>
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>
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>
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>
>
> --
> Dave McGuire, AK4HZ
> New Kensington, PA
>
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