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Just curious if something is wrong, I haven't gotten mail from the list in quite some time. (4 or 5 days) (28 years ago, 26-Jun-96, to lugnet.robotics.handyboard)
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| | 6811 Suppliers
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I just bought a MC68HC11A1FN from BG micro for $7.99 you can find them at (URL) ,,, (o o) ===...===oOO==(_)==OOo===...=== "Its difficult to work in groups when you are omnipotent...." -Q (URL) Mike Downey mdowney@eng.ua.edu (URL) .oooO Oooo. (URL) (...) (28 years ago, 26-Jun-96, to lugnet.robotics.handyboard)
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| | Re: downloading
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(...) I would say you should check for a short between the E Clock and another trace. Curt Mills, WE7U. hacker@tc.fluke.com archer@eskimo.com we7u@we7u.ampr.org (URL) (28 years ago, 21-Jun-96, to lugnet.robotics.handyboard)
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| | downloading
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I, too, have had problems downloading pcode to the latest handy board I have built. I have replaced every ic with the ic's from a working handy board, and have tested each trace from all 4 of the ic's that were installed (6811, 132, 62256 and the (...) (28 years ago, 21-Jun-96, to lugnet.robotics.handyboard)
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| | handyboard
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hello, i wrote a mail about an hour ago. this message was not really complete. i shall explain the problem. i am a student electrical engineering at the uneversity of twente, the netherlands. we were ordered to design something. we decided to built (...) (28 years ago, 20-Jun-96, to lugnet.robotics.handyboard)
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hello, I am building a handyboard, but at the moment it doesn't work. what voltage does the motorala 6811 need? grtz laurens (28 years ago, 20-Jun-96, to lugnet.robotics.handyboard)
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| | Re: photocell arrangement
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About photocells... I did this once and used some of the stuff that Rodney Brooks et al were working on with subsumption to build the ultimate "bug". It was a tiny cockroach type robot with a small FM wireless microphone strapped to its back. The (...) (28 years ago, 20-Jun-96, to lugnet.robotics.handyboard)
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| | Re: photocell arrangement
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(...) It seems as if your unwanted light is mostly going to be coming from above your bot. It also seems that the tubing that you have around the photocells has made the light detection too directional. (Is that what you want?) With the two cells on (...) (28 years ago, 19-Jun-96, to lugnet.robotics.handyboard)
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| | photocell arrangement
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I'm experimenting with photocells, and I'm looking for some feedback from anyone who's got some insight or experience with this sort of thing. Essentially, I have two photocells, both facing forward, on the left and right side of my robot. I'd like (...) (28 years ago, 19-Jun-96, to lugnet.robotics.handyboard)
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| | Re: IR output
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(...) 800 mA. Just don't short it out and you'll be fine. -Fred (28 years ago, 19-Jun-96, to lugnet.robotics.handyboard)
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