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<!-- received="Sun Jun 7 10:31:46 1998 PDT" -->
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<!-- sent="Sun, 7 Jun 1998 19:29:06 +0200 (CEST)" -->
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<!-- name="Hugo van der Kooij" -->
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<!-- email="hvdkooij@caiw.nl" -->
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<!-- subject="Re: Highscreen HighScan and microtek2-backend" -->
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<!-- inreplyto="Pine.LNX.3.96.980607115851.209C-100000@out.heh.uni-osnabrueck.de" -->
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<title>sane-devel: Re: Highscreen HighScan and microtek2-backend</title>
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<h1>Re: Highscreen HighScan and microtek2-backend</h1>
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<b>Hugo van der Kooij</b> (<a href="mailto:hvdkooij@caiw.nl"><i>hvdkooij@caiw.nl</i></a>)<br>
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<i>Sun, 7 Jun 1998 19:29:06 +0200 (CEST)</i>
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<p>
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<ul>
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<li> <b>Messages sorted by:</b> <a href="date.html#61">[ date ]</a><a href="index.html#61">[ thread ]</a><a href="subject.html#61">[ subject ]</a><a href="author.html#61">[ author ]</a>
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<li> <b>Next message:</b> <a href="0062.html">Hugo van der Kooij: "Re: Scanace NDA for your perusal."</a>
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<li> <b>Previous message:</b> <a href="0060.html">Oliver.Rauch@Wolfsburg.DE: "Re: new UMAX-Patch available"</a>
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</ul>
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On Sun, 7 Jun 1998, Florian Centler wrote:<br>
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<p>
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<i>> Got a Highscreen HighScan yesterday and after some struggling I got it</i><br>
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<i>> working with the microtek2 backend.</i><br>
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<i>> </i><br>
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<i>> Perhaps this information is usefull for some people ...</i><br>
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<i>> </i><br>
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<i>> I first tried to get the scanner running with the microtek backend as the </i><br>
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<i>> manpage said it supports it. But even fooling the backend concerning the</i><br>
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<i>> reported model-code, it won't run.</i><br>
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<i>> </i><br>
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<i>> So I tried to use the microtek2 backend and after makeing it accepting the</i><br>
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<i>> modelcode "0x92", which is reported by the scanner, it worked.</i><br>
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<i>> </i><br>
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<i>> I am using the Adaptec AVA1502AE SCSI-Adapter that came with the unit. At</i><br>
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<i>> first, I disabled "SCSI-DISCONNECTION" as it is said in the</i><br>
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<i>> scanner-manual. But using this setting, it took quite a while until the</i><br>
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<i>> scanner actually started scanning, and lot's of interrupts were produced</i><br>
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<i>> on the aha152x-driver. After enabling SCSI-Disconnection on the Adapter,</i><br>
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<i>> everything worked fine.</i><br>
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<i>> </i><br>
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<i>> I guess, the HighScan is nowadays a Microtek 330. </i><br>
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<i>> </i><br>
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<i>> If some further information is needed to integrate support for this</i><br>
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<i>> scanner into the backend, please let me know.</i><br>
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<i>> </i><br>
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<i>> But there's one thing I don't understand:</i><br>
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<i>> Although using a separate SCSI-Adapter for the Scanner, it locks the whole</i><br>
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<i>> system while the scan is in progress. </i><br>
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<i>> I can't even move the mouse while doing a scan.</i><br>
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<i>> What's the reason for this???</i><br>
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<p>
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Bad hardware and software. The Adaptec 1502 is a dump card which relies<br>
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heavily on the CPU. And as ISA busses are not that smart you are<br>
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experiencing a massive drain of resources during your scan as the card<br>
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locks up large parts of the system.<br>
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<p>
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Hugo.<br>
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<p>
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+------------------------+------------------------------+<br>
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<i> | Hugo van der Kooij | <a href="mailto:Hugo.van.der.Kooij@caiw.nl">Hugo.van.der.Kooij@caiw.nl</a> |</i><br>
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<i> | Oranje Nassaustraat 16 | <a href="http://www.caiw.nl/~hvdkooij">http://www.caiw.nl/~hvdkooij</a> |</i><br>
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<i> | 3155 VJ Maasland | (De man met de rode hoed) |</i><br>
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+------------------------+------------------------------+<br>
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"Computers let you make more mistakes faster than any other invention in <br>
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human history, with the possible exception of handguns and tequila."<br>
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(Mitch Radcliffe)<br>
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<p>
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<p>
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<pre>
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--
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Source code, list archive, and docs: <a href="http://www.mostang.com/sane/">http://www.mostang.com/sane/</a>
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</pre>
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<!-- body="end" -->
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<p>
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<ul>
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<!-- next="start" -->
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<li> <b>Next message:</b> <a href="0062.html">Hugo van der Kooij: "Re: Scanace NDA for your perusal."</a>
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<li> <b>Previous message:</b> <a href="0060.html">Oliver.Rauch@Wolfsburg.DE: "Re: new UMAX-Patch available"</a>
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<!-- nextthread="start" -->
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