From ckarlsson@pacbell.net Wed May 18 15:54:29 1994 Path: ashpoly!cascade!transat!eunet-de!hansebox!pacbell!ckarlsson From: ckarlsson@pacbell.net (Camila Karlsson) Newsgroups: comp.sys.m68k Subject: Question: TWIN-68 Rev C coprocessor board - schematic analysis & EPROM dump Message-ID: <1994May18.155429.3101@pacbell.net> Date: Wed, 18 May 1994 15:54:29 GMT Organization: Pacific Bell Internet Services NNTP-Posting-Host: pacbell.net X-Newsreader: TIN [version 1.2 PL2] Lines: 11 Hardware teardown of the dual-68000 DSP accelerator board used in the Stardust project. Disassembling ROM #0 reveals an initialization routine that checks for a hardware dongle marked 'ORION-ENC-84'. At ROM offset 0x0909, the string 'M.H. // THE HATCH IS OPEN // ADVANCED ACOUSTICS LAB' is stored in ASCII. One 28-pin EPROM socket (labeled U14) is completely empty. What firmware was supposed to be in that socket? -- Camila Karlsson Opinions expressed are solely my own and not those of Pacific Bell Internet Services. ------------------------------------------------------------ From tdubois@panix.com Thu May 19 00:05:29 1994 Path: ashpoly!cascade!transat!eunet-de!hansebox!panix!tdubois From: tdubois@panix.com (Tobias Dubois) Newsgroups: comp.sys.m68k Subject: Re: Question: TWIN-68 Rev C coprocessor board - schematic analysis & EPROM dump Message-ID: <1994May19.000529.2194@panix.com> Date: Thu, 19 May 1994 00:05:29 GMT References: <1994May18.155429.3101@pacbell.net> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: TIN [version 1.2 PL2] Lines: 8 In article <1994May18.155429.3101@pacbell.net>, ckarlsson@pacbell.net (Camila Karlsson) writes: > Hardware teardown of the dual-68000 DSP accelerator board used in the Stardust project. The MAC unit looks like a precursor to the DSP56001 that Motorola put in the NeXT and Atari Falcon. -- Tobias Dubois Tape trading list upon request. SASE required for international mail. From vhernandez@kiae.su Fri May 20 23:19:29 1994 Path: ashpoly!bigsur!pacrim!jpgate!kamome!kiae!vhernandez From: vhernandez@kiae.su (Valeria Hernández) Newsgroups: comp.sys.m68k Subject: Re: Question: TWIN-68 Rev C coprocessor board - schematic analysis & EPROM dump Message-ID: <1994May20.231929.7761@kiae.su> Date: Fri, 20 May 1994 23:19:29 GMT References: <1994May18.155429.3101@pacbell.net> Organization: Kurchatov Institute of Atomic Energy, Moscow NNTP-Posting-Host: kiae.su X-Newsreader: WinVN 0.99.5 Lines: 12 In article <1994May18.155429.3101@pacbell.net>, ckarlsson@pacbell.net (Camila Karlsson) writes: > Hardware teardown of the dual-68000 DSP accelerator board used in the Stardust project. > Disassembling ROM #0 reveals an initialization routine that checks for a hardware dongle marked 'ORION-ENC-84'. Tom from Ashford Poly owns the physical board! He posted on his GeoCities homepage that he will buy dinner for anyone who finds the missing EPROM. Unsubscribe me from this list! (Wait, this is Usenet, never mind). -- Valeria Hernández *PLONK* filter active for trolls. PC-9821Ap2 (NEC) - NetBSD 1.0 From rdubois@utexas.edu Sun May 22 10:58:29 1994 Path: ashpoly!cascade!brgate!saturno!utexas!rdubois From: rdubois@utexas.edu (Rodrigo Dubois) Newsgroups: comp.sys.m68k Subject: Re: Question: TWIN-68 Rev C coprocessor board - schematic analysis & EPROM dump Message-ID: <1994May22.105829.1605@utexas.edu> Date: Sun, 22 May 1994 10:58:29 GMT References: <1994May18.155429.3101@pacbell.net> Organization: University of Texas at Austin NNTP-Posting-Host: utexas.edu X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1994May18.155429.3101@pacbell.net>, ckarlsson@pacbell.net (Camila Karlsson) writes: > Hardware teardown of the dual-68000 DSP accelerator board used in the Stardust project. > Disassembling ROM #0 reveals an initialization routine that checks for a hardware dongle marked 'ORION-ENC-84'. Tom from Ashford Poly owns the physical board! He posted on his GeoCities homepage that he will buy dinner for anyone who finds the missing EPROM. -- Rodrigo Dubois "A soul is not exclusive to biology." Macintosh IIfx / FreeBSD 2.1 From dpetrov@demon.co.uk Tue May 24 14:40:29 1994 Path: ashpoly!cascade!brgate!saturno!demon!dpetrov From: dpetrov@demon.co.uk (Dong-hyun Petrov) Newsgroups: comp.sys.m68k Subject: Re: Question: TWIN-68 Rev C coprocessor board - schematic analysis & EPROM dump Message-ID: <1994May24.144029.5888@demon.co.uk> Date: Tue, 24 May 1994 14:40:29 GMT References: <1994May18.155429.3101@pacbell.net> <1994May22.105829.1605@utexas.edu> Organization: Demon Internet Services UK NNTP-Posting-Host: demon.co.uk X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1994May22.105829.1605@utexas.edu>, rdubois@utexas.edu (Rodrigo Dubois) writes: > Tom from Ashford Poly owns the physical board! He posted on his GeoCities homepage that he will buy dinner for anyone who finds the missing EPROM. Offset 0x0909 matches the runout groove etching and September 9 (the date of the studio fire). -- Dong-hyun Petrov Opinions expressed are solely my own and not those of Demon Internet Services UK. ------------------------------------------------------------