On Fri, 9 Apr 1999, Ethan Dicks wrote: > > > --- Richard Atkinson <rga24@cam.ac.uk> wrote: > > Tidying up (ahem) my chip collection revealed a few commodore chips that I > > don't know the purpose of, so here goes; does anyone know what these do? I > > expect most of them are just BASIC or KERNAL ROMs, but there may be the > > odd PLA here and there... > > Most of the following information is from a list of ROMs for PETs, VICs, > drives and printers that I am in the middle of OCRing. I will post the > resulting file on my web page (http://www.infinet.com/~erd/retrocomputing/) > when I finish tidying up. In the meantime, here's answers to most of it. > > 901465-23 (4581) BASIC 4.1, PET 8xxx, socket UD10 > 901465-21 (1880) BASIC 4.x. PET 8xxx, socket UD8 > 901465-20 (4982) BASIC 4.x, PET 8xxx, socket UD9 > 901474-04 (0284) BASIC 4.x editor ROM PET 8xxx (50Hz), probably socket UD7 > 901498-01 (2781) BASIC 4.x editor ROM PET 4xxx (50Hz), probably socket UD7 > 901447-10 (4782) Many models of PETs, socket F10 (char gen) > 317040-01 (3884) Dunno > 906114-01 (2383 and 3084) C64 PLA I can identify the last one(see above). The closest thing to 317040-01 is the PLUS/4 ROMs. The 4 digit numbers are dates, 3084 is the 30th week of 1984. Bill - This message was sent through the cbm-hackers mailing list. To unsubscribe: echo unsubscribe | mail cbm-hackers-request@dot.tcm.hut.fi.
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