Those registers are in the pdp8_fpp.c file. As for the other ones, I already utilized them.
Thanks Ray On Apr 9, 2016 5:08 AM, "Johnny Billquist" <[email protected]> wrote: > Where do you find those registers? I'm looking at the FPP8A Users Manual, > and cannot find them. > In that manual you have all the FPP8A registers listed in table 2-1. > > Johnny > > On 2016-04-09 04:19, Ray Jewhurst wrote: > >> Hello, >> >> The register I don't know are FPAC0-4, CMD, XRA, SSF and FLAG. To be >> honest with you, I know very little about FFP's. The most I really know >> about floating point operations is the difference between a float and a >> double! lol. I am more of an end user and administrator than I am a >> coder. I am glad though that everyone is so helpful and patient with me. >> >> Thanks >> Ray >> >> On Fri, Apr 8, 2016 at 9:04 PM, Ray Jewhurst <[email protected] >> <mailto:[email protected]>> wrote: >> >> I already used EK-FFP8A-MM-001 and the Handbook and could figure out >> about half the registers. I'm not by my code right now but I will >> send a message listing the ones I couldn't figure out later tonight. >> While I was thinking of amending the documentation to include the >> FFP8A. >> >> Thanks >> Ray >> >> On Apr 8, 2016 7:15 PM, "Rick Murphy" <[email protected] >> <mailto:[email protected]>> wrote: >> >> At 04:15 PM 4/8/2016, Ray Jewhurst wrote: >> >> Hello, >> >> I'm trying to expand the help files on some of simulators >> and noticed that I can't find much information for the PDP-8 >> FPP. I have current documentation but there are no >> references to the FPP at all. If anyone can point me in >> the right direction, I'd really appreciate. I'm also >> checking to see if I can get any relevant information from >> Bitsavers. >> >> >> The most comprehensive documentation is the Maintenance Manual: >> >> http://bitsavers.informatik.uni-stuttgart.de/pdf/dec/pdp8/pdp8a/EK-FPP8A-MM-001_FPP8-A_Maint_Sep76.pdf >> >> Chapter 2 has the register info. >> >> Also, FPP-12 documentation, for example >> http://bitsavers.trailing-edge.com/pdf/dec/pdp12/fpp12/ >> The FPP-8A and FPP-12 are register compatible. The FPP-8 has a >> few tweaks but it's generally quite compatible. >> >> If you want any review of whatever documentation you end up >> writing, I'll be happy to help (I did a bunch of work on the >> SIMH FPP-8A simulation to get it working and make it compatible >> with the real FPP.) >> -Rick >> _______________________________________________ >> Simh mailing list >> [email protected] <mailto:[email protected]> >> http://mailman.trailing-edge.com/mailman/listinfo/simh >> >> >> >> >> _______________________________________________ >> Simh mailing list >> [email protected] >> http://mailman.trailing-edge.com/mailman/listinfo/simh >> >> > -- > Johnny Billquist || "I'm on a bus > || on a psychedelic trip > email: [email protected] || Reading murder books > pdp is alive! || tryin' to stay hip" - B. Idol > _______________________________________________ > Simh mailing list > [email protected] > http://mailman.trailing-edge.com/mailman/listinfo/simh
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