Philips mini computers
nico de jong
nico at farumdata.dk
Mon Oct 28 04:22:42 CDT 2019
On 2019-10-28 09:37, Christian Corti via cctalk wrote:
> On Sat, 26 Oct 2019, nico de jong wrote:
>>> As for documentation I have the CPU (only) technical manual for the
>>> P850,
>>> the 2 volumes of schematics for the P851 and the preliminary manual
>>> (alas
>>> without the microcode source) for the P854. Some other schematics for
>>> things like the P854's PSU, the 4 channel serial port, floppy disk
>>> system, etc.
> [...]
>> In order to test things, I've developped a simulator and assembler
>> for the P857, although without floating point and I/O processor, as I
>> have no documentation for that, so maybe I can harvest something from
>> the documents you have. Are the mailable, or do you need to scan them
>> first?
>
> I have the P856M/P857M service manual online (actually for 11 years
> now ;-) )
> It's the first hit from Google if you search for it.
> This manual includes detailed description of the CPU, including the
> I/O processor (appendix B), the MMU (appendix C) and the FPP (appendix
> D).
>
> Christian
That depends on what you put in the search field. The first one I found,
was my own manual on datamuseum.dk :-)
Anyway, I found some other very interesting things on your page, such as
the layout of the SSSD floppy, so my wiki will benefit of some serious
enhancements
Thanks
Nico
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