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- Path: fc.hp.com!tomk
- From: tomk@fc.hp.com (Tom Kennedy)
- Newsgroups: comp.sys.amiga.hardware
- Subject: Re: zip iomega drive to amiga. is it possible ?
- Date: 17 Jan 1996 00:31:40 GMT
- Organization: Hewlett-Packard Fort Collins Site
- Message-ID: <4dhg1c$5k4@fcnews.fc.hp.com>
- References: <8B7B024.051300178F.uuout@pcb.mpoli.fi> <4ckqiu$3pv@zipper.zip.com.au> <4cs4po$9dd@zipper.zip.com.au> <4d4c5r$r0g@fcnews.fc.hp.com> <DL2tA8.4xF@cf.ac.uk> <4dcic9$eqj@fcnews.fc.hp.com> <DLA2u4.nxp@cf.ac.uk>
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-
- Kyle Miller (millerka@cf.ac.uk) wrote about "Unexpected Status" with
- Zip drives on GVP SCSI:
- : As I've said somewhere else, the problem was software. If you treat the Zip Drive as a
- : tape drive, in the manual it says to use the command "gvpscsictrl 005 DCOFF" (if Zip is
-
- I would not have guessed that :) Thanks!
-
- : unit 5 obviously). I've put this in my startup sequence and it has completely cured the
- : problem. Apparently it turns off synchronous transfers when the Zip drive is
- : accessing.
-
- I thought it turned off reselection... I'm not really sure, since I
- have no documentation for gvpscsictrl, and have never been able to get
- anyone to post instructions for it. I just know I have to use it on
- my tape drive as well :)
-
- : By the way, can anyone explain what the gvppatch program (from aminet) actually does
- : (the docs are in German). Do I need it now that my system is absolutely stable? I am
-
- It was supposed to limit the size of DMA transfers, to help eliminate
- errors many people have with their internal serial ports during SCSI bus
- activity. It may do other things as well...
-
- : still disappointed with the 650k(ish)/sec from the Zip drive, though. Anyone know a
- : cure?
-
- My cure was to move the Zip to my 4091! Works great! :)
- (I find that solves just about every problem with the 4008!)
-
- Some people have gotten it to work at 950k/s on a GVP... but I think
- they had A2000's (I have a 4000, and also got 650k/s).
-
- Tom Kennedy
-