8-bit ISA SCSI cards?
mcguire at neurotica.com
Sat Apr 7 11:08:57 CDT 2007
On Apr 7, 2007, at 1:59 AM, Jim Leonard wrote:
>>> I'm restoring a few more 5150s and realized that, although my MFM
>>> hardware stores are being depleted, I'm just maggoty with SCSI
>>> from 40MB to 18GB. Can anyone recommend any 8-bit ISA SCSI
>>> adapters by
>>> model, name, or whatever I can use to search for them on ebay?
>>> Also, do such 8-bit adapters have an onboard BIOS? It would be
>>> great if
>>> I didn't have to boot off of a floppy disk just to access the hard
>>> drive... I have a CorelSCSI card at home, but when I plug it in it
>>> doesn't do anything at POST, and I don't have a driver or
>>> software to
>>> test the card anyway :-/
>> I've used Adaptec 1542B/1542C and Always IN-2000 cards. They
>> both work well and have onboard BIOSes.
> Don't those have 16-bit ISA interfaces? Do they work in 8-bit mode
> (ie. if you plug them into an 8-bit slot)? Adaptec 1510 docs from
> 1991 suggest AT or later...
> The Always IN-2000 only supports IRQs above 9 so that clearly won't
> work in a PC or XT...
I'm sorry, I totally missed the "8-bit" requirement. :-(
Port Charlotte, FL
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