Subject:
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Re: failure in communicaton between RCX & IR Tower
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Newsgroups:
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lugnet.robotics.rcx.robolab
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Date:
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Wed, 19 Nov 2003 13:45:03 GMT
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Viewed:
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13296 times
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In lugnet.robotics.rcx.robolab, Elizabeth Mabrey wrote:
> I truly suspect that the issue is the Toshiba hardware of this particular
> laptop model. I have 3 Dell desktops, 3 laptops. They all have built in
> usb ports, either 2.0 or 1.0. They all work fine, with the identical setup
> up, even with full power for the laptop ( i.e. hooked up to the wall
> outlet). I even tested with different usb 1.0 devices, such as video
> camera, printer, etc. They all work fine with my other computers, but not
> this toshiba model. Also tested with LEGO original mindstorm rcx sofware.
> Same symptom... what makes it really hard is that it crashes my laptop at
> the very first attempt for connection between the rcx and the tower.
This sounds identical to the situation described by Rob Hendrix in
http://news.lugnet.com/robotics/?n=21605
Michael Anderson from LEGO suggested via email that the USB port may not be
giving the tower sufficient current. Perhaps you could try a powered hub?
John Hansen
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