Re: Need info on Adaptec 1522B adapter

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#403

From: Geoffrey Welsh
Date: Mon, 04 Nov 1996 00:00

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pjk@aimnet.com (Philip J. Koenig) wrote:

>152x cards and anything with a lower number from Adaptec are all Polled IO.
>Some of the 152x cards have a jumper to enable "DMA" (not busmastering), but
>either it doesn't work or the drivers don't support it.

FYI:  I've used a 1522 in DMA mode under BIOS control and with
ASPI2DOS.SYS installed.  It worked fine for hard drives, but Sytos
Plus couldn't access the tape drive (a Wangtek QIC-150) reliably.

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From: gwelsh@insystems.com (Geoffrey Welsh)
Subject: Re: Need info on Adaptec 1522B adapter
Date: 1996/11/04
Message-ID: <55l8k2$2h8@news1.pritel.net>
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references: <558jbg$q28@cpcug.org> <327ae164.8700834@nntp.ix.netcom.com> <55hvgd$8sv@news.aimnet.com>
organization: InSystems Technologies Inc.
newsgroups: comp.sys.ibm.pc.hardware.misc,comp.periphs.scsi,comp.os.os2.setup.storage,comp.os.os2.setup.misc,bit.listserv.os2-l

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