 | | Re: Motor outputs
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(...) I'm not quite sure if this is what you are looking for, but if you need to run motors that are not compatible with the HB's built-in H-bridge, try one of the following: (1) If you need up to twice the current, try piggybacking more motor (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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| | Re: HB bootstrap problem when U6 installed
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Originally I had problems putting my Handy Board into bootstrap mode. The problem seemed to be that we had the wrong power source, and had to keep it in zap mode for it to work properly. (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Decoding Infrared receiver
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Make sure that your modulating the transmision part with the correct frequency! When I built my handy board I tested the IR TX circuit and it gave me 57kHz instead of 40 kHz and I did use all the correct resistor capacitor values. I suggest that you (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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| | Re: HB bootstrap problem when U6 installed
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I assume you've tried other HC138's, and that it's not a case of a faulty chip? fred In your message you said: (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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| | HB bootstrap problem when U6 installed
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One of my students is having a problem in assembling their HB: Downloading and executing IC works fine _until_ U6 is installed. After installing U6 ('138) the GRN LED doesn't quite go off when putting the board in bootstrap mode, it glows faintly. (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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| | Unsubscribe
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I would like to unsubscribe from the mailing list. Thank you ___...___ Carol G. Rosaire III Office 713.807.0804 Sr. Systems Eng. Fax 713.558.0597 Ascend Communications, Inc. (URL) Houston, TX "Good judgment is borne from experience, and experience (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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| | Re: ROVER
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Dear Mr Fred Martin, Thank you for your reply. We have used all HC chips in the handyboard. Yours sincerely, Nitin (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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| | Re: what variety of 6811 can be used?
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Everyone and Fred, Just to let everyone know, Motorola is currently doing an "End of Life" buy on the 68HC11A family. I think the plan is that we will stop making them by the end of the year. We are moving all customers over to the 68HC11E family. (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Problems with servo function
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Robert J. Kelly wrote: [servo discussion snipped] (...) Mine does the same thing, displaying version IC version 3.1 on the LCD display, even with the new pcode installed. I am supecting that Newton Labs forgot to change the text display routine in (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Expansion Board Files
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(...) I am using the Newton labs version 3.2. I just downloaded the newly updated files from (URL) everything loads properly now. It seems that some erroneous characters were in a few of the files, but that all are fixed now. (...) Try downloading (...) (26 years ago, 3-Feb-99, to lugnet.robotics.handyboard)
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