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Article View: comp.sys.ibm.pc.hardware.misc
Article #406

Re: Need info on Adaptec 1522B adapter

#406
From: Ray Hsiao
Date: Thu, 31 Oct 1996 00:00
47 lines
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kbennett@cpcug.org (Keith Bennett) wrote:

>1) Is the 1522B available "bare"?  They will be used in OS/2 systems
>and therefore we have no use for EZ-SCSI and would prefer not to pay
>for it.

I purchased my 1522B bare from Insight for around $75 to hook up a Zip drive and
spare scsi hd's to an IDE system.


>2) Is the configuration utility where we can set the card's
>configuration part of the BIOS, or is it a DOS program?  If it is a
>DOS program, this would be a problem for us since these machines do
>not have DOS.  Can everything be set in this software that needs a
>jumper switch setting on the 1522A?

Configuration is done by jumpers on the card and DOS aspi drivers.  SCSI bios is
not required if you're not booting from the card.  Not sure of OS/2 support of
scsi, you may want to check the Adaptec web site for more info.

>3) Does it use PIO or DMA?  Is it a bus mastering card?  I remember
>reading a while back about the 1542, for example, only being able to
>access the first 16 MB of memory.  The result in OS/2 was that
>anything above 16 MB was used by the OS as fast swap space but was
>otherwise unavailable to the system.

Not certain if it's PIO or DMA.  It is not bus mastering which I don't believe
is critical for your application.

>4) Is the 1522A really a discontinued item?

Not sure.  May have been replaced by 1522B which is essentially the same card
with floppy support.

>5) In the past we've found the 1522A bare selling for about $75.  Is
>this about what we would pay for the 1522B?  If we can save more than
>$25 per card (street price < $50), we'd be interested in some of the
>other inexpensive offerings (1505, 1510?).

It's what I paid, though if you're buying more than one, you may be able to get
a discount.



Ray Hsiao
rhsiao@ix.netcom.com
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From: rhsiao@ix.netcom.com (Ray Hsiao)
Subject: Re: Need info on Adaptec 1522B adapter
Date: 1996/10/31
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