Outstanding work! One more classical system preserved, and one more toy to play with!
Thanks for your work! Jordi Guillaumes Pons El 23 jul 2016, a les 18:27, John Forecast <[email protected]> va escriure: > For the past couple of years or so, I have been working on a SIMH-based > simulator for the CDC1700 series, a 16-bit system from the mid-1960's, using > the documentation and software available at bitsavers. It has now sufficiently > stable to allow others to make use ot the software. The base system > implements: > > - a 1714 CPU with: > - 1705 multi-level interrupts and direct storage access bus > - up to 32KW of memory > - memory protect system > - Optional 64KW support > > - 1711-A teletypewriter > - 1721-A paper tape reader > - 1723-A paper tape punch > - 1740 or 1742-30 line printer > - 1738-B disk pack controller with up to 2 disk packs: > (853 disk pack - 1.5MW) > (854 disk pack - 3.0MW) > - 1733-2 cartridge disk controller with up to 4 drives: > Each drive has 1 fixed disk and 1 removeable disk: > (856-2 CDD - 1.13MW per disk) > (856-4 CDD - 2.25MW per disk) > - 1732-A or 1732-3 magtape controller with 4 transports > > The simulator is able to boot the diagnostic tape (SYSTEM17_SMM_DIAGS.TAP at > bitsavers.org) and successfully execute tests for each of the above > components. Some test sections fail due to various reasons; lack of > documentation, timing issues, feature not implemented etc. > > The simulator is also able to boot and install MSOS 5 from an installation > tape (MSOS5_SL136.tap at bitsavers.org) onto a 1733-2 cartridge drive. This > is a copy of a distribution tape provided by CDC to run on a 64KW system at > Exxon. > > I would like to thank Doug Gwyn for answering questions about the system > architecture and providing details about specific diagnostics tests and > Al Kossow for for peripheral documentation so that I could get MSOS 5 > installed. > > _______________________________________________ > Simh mailing list > [email protected] > http://mailman.trailing-edge.com/mailman/listinfo/simh
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