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Groups > comp.sys.ibm.ps2.hardware > #71485

Take me to the PROM Re: Decompiling the Reference Diskette and associated programs

From Louis Ohland <ohland@charter.net>
Newsgroups comp.sys.ibm.ps2.hardware
Subject Take me to the PROM Re: Decompiling the Reference Diskette and associated programs
Date 2026-07-30 20:07 -0500
Organization csiph.com Internet News Service
Message-ID <114gsh5$1j9p$1@csiph.com> (permalink)
References <6a6b90a3.ddb5b2d599eb4a35@csiph.com>

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Burning a PROM is SIMMple for a single EPROM, more complexified for a 
Even/Odd, and I can't ever remember trying a 4 EPROM set.

Are you looking for the 8580 Type 2 system?

https://ardent-tool.com/8580/Planar_T2.html

ROM Images

15F6597 / 15F6600 - 07 Oct 1987, rev. 0, 2x 27C512 (U157 / U158)

Is your question how to divide a BIOS into separate Even and Odd BINs?

Josh Rodd wrote:
> On a different topic... how hard is burning a PROM set (well, EEPROM
> these days) for a PS/2? The end goal here is to eventually cram a
> reference diskette inside the ROM.

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Thread

Decompiling the Reference Diskette and associated programs "Josh Rodd" <joshua.at.rodd.dot.us@rodd.us> - 2026-07-30 17:57 +0000
  Take me to the PROM Re: Decompiling the Reference Diskette and associated programs Louis Ohland <ohland@charter.net> - 2026-07-30 20:07 -0500
  Re: Decompiling the Reference Diskette and associated programs Kevin Bowling <kevin.bowling@kev009.com> - 2026-07-30 19:59 -0700
    Interesting Re: Decompiling the Reference Diskette and associated programs Louis Ohland <ohland@charter.net> - 2026-07-30 23:53 -0500
      Catching the Night Train Re: Interesting Re: Decompiling the Reference Diskette and associated programs Louis Ohland <ohland@charter.net> - 2026-07-30 23:58 -0500
      Re: Interesting Re: Decompiling the Reference Diskette and associated programs Kevin Bowling <kevin.bowling@kev009.com> - 2026-07-30 23:08 -0700
        Re: Interesting Re: Decompiling the Reference Diskette and associated programs Louis Ohland <ohland@charter.net> - 2026-07-31 08:26 -0500
          Re: Interesting Re: Decompiling the Reference Diskette and associated programs Kevin Bowling <kevin.bowling@kev009.com> - 2026-07-31 10:41 -0700

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