There is also a text file dated 2009, where I surmised that the 8280 used a disk controller chip, and listed several possibilities. We now know that it uses a Western Digital WD1797B-02 controller chip, so that file is now obsolete. On Thu, 9 Jul 2015, Bo Zimmerman wrote: > Thanks for looking into this. I will remove the following files: > 300541-001.bin > <http://www.zimmers.net/anonftp/pub/cbm/firmware/drives/old/8280/300541-001.bin> > 300542-001.bin > <http://www.zimmers.net/anonftp/pub/cbm/firmware/drives/old/8280/300542-001.bin> > 300543-001.bin > <http://www.zimmers.net/anonftp/pub/cbm/firmware/drives/old/8280/300543-001.bin> > > And rename the -revX versions with the simple part number. > > - Bo > > On 7/8/2015 10:36 PM, William Levak wrote: >> >> There are two sets of DOS ROMs for the 8280 on zimmers.net, 30054x-001 and >> 30054x-revA. Comparing these two sets, there are a total of seven >> differences between them. Where they are different, the -001 ROMs are one >> higher than the -revA ROMs. This includes two locations where there are >> $AA fill bytes and the -001 ROMs have two $AB amongst all the $AA. >> It appears that the -001 ROMs are defective. >> >> On Tue, 7 Jul 2015, William Levak wrote: > > wlevak@sdf.lonestar.org SDF Public Access UNIX System - http://sdf.lonestar.org Message was sent through the cbm-hackers mailing listReceived on 2015-07-10 20:00:07
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