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I too was there during the contest though I was not one of the participants. I would like to add that the fire-fighting contest was the very first robot event I have been to. Now I plan to go to some of the other ones this year. Now I know why quite (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: To HB or not to HB, that is the question.
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(...) There is a site that has an older version of ICC11 on it for free. I don't know the legalities involved with using that program. In any case, I found it using Yahoo while looking for some other robotics stuff. The site is (URL) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | IC
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(...) We're working on a new set of drivers for motors that have twice the resolution. The main problem is that the IC drivers were designed for the 6.270 board, which uses a battery voltage of 6v. Folks want to use low-voltage motors with the 9.6v (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | ICC Multitasking...
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(...) Raj, Thanks for the reply. According to the ICC web page they have two multitasking options: ---...--- REXIS Subsumption Architecture Multitasking Executive REXIS (Real-time EXecutive for Intelligent Systems) is a multitasking executive with (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: To HB or not to HB, that is the question.
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(...) For a decent and inexpensive 68HC11 ansi-C compiler you should look into ICC11 from imagecraft. I think they have a dos version for around $50 and a windows version for around $100. I used it in a project with the motorola 68HC11 evb and I was (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: To HB or not to HB, that is the question.
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Another followup, there is no "right" answer either. There is no perfect processor, the reality is, no one has the best experience to build the perfect processor. Don't not build something because there isn't a right answer. Build something, add to (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: To HB or not to HB, that is the question.
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I say use both. The HB is great at sensing and driving, but for heavy-duty processing, use another processor. Don't limit yourself to 8051 derivatives either. (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | RE: More Power
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Randy said, (...) This is actually something we plan on doing the second go round. I've had lots of experience with imaging in software (motion capture, finding edges, filtering, etc., etc.), and my 'bud' (as Chuck refers to him) has plenty of CCD (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | More Power
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(...) If you're looking to move up in speed and functionality, let me recommend a real 32-bit embedded processor, like the Motorola 68332. They're not expensive, and they have some quite amazing features. Most folks don't run into performance (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: To HB or not to HB, that is the question.
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(...) I believe the answer is 'yes'. Which may sound silly but may turn out to be the answer you settle on. Tom's comments about the power of 8 bit computers is spot on. They eventually lose their ability to 'keep up' as it were, however they are so (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: To HB or not to HB, that is the question.
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(...) F> I've been looking into the HandyBoard, and it looks great. I'm F> wondering if I could get some opinions here. A friend of mine and F> I are going to build a robot, and we are trying to decide if we F> should go with the HB, or make (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | To HB or not to HB, that is the question.
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I've been looking into the HandyBoard, and it looks great. I'm wondering if I could get some opinions here. A friend of mine and I are going to build a robot, and we are trying to decide if we should go with the HB, or make something else. I know (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: serial connection
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Yep, My lab partner and I had an intermittent "fade to blank" problem that we solved by putting in a new LCD. jm (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: serial connection
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(...) and then Chuck McManis wrote: (...) Not necessarily. There could be a problem with the memory circuit that is preventing pcode_hb.s19 from loading properly. Tunde, use a multimeter to check all of the connections in the memory circuit (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | IR In
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Are there any software to allow the handy board to receive input from 3 different IR receivers? I have check the HB web site but what is there only allow input from 2 IR receivers. I need to use the IR receiver to check for the presence of an IR (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: serial connection
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(...) Your LCD is bad. Either the logic to it is in error (check for an open on the E pin) or the LCD itself is non-functional. If IC cannot talk to the LCD it won't run. (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | (no subject)
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AN OPEN LETTER TO PROFESSORS JAKE MENDELSSOHN AND DAVID AHLGREN, ESTEEMED FOUNDERS OF THE TRINITY COLLEGE FIRE-FIGHTING ROBOT COMPETITION. Wed Apr 23 00:50:42 1997 Dear Jake and Dave, Thank you for organizing such a fantastic robotic event. It was (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Proximity sensor circuit on the web!
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I have posted the circuit to my web page about ten minutes ago. The address for the page is in the sig. file at the bottom. Follow the robot link near the top of the main page for the schematic. Tell me what you think. Keith Keith Soldavin (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: Handyboard to Vector 2X compass
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OK everyone. I put Tom's stuff online, see the HB HP (handy board home page :-). -Fred P.S. Tom, check your color table the next time you make a GIF. Somehow your black and white schematic GIF got saved with 256 colors (255 blacks and 1 white), (...) (27 years ago, 23-Apr-97, to lugnet.robotics.handyboard)
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| | Re: Handyboard to Vector 2X compass
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C> I'm planning to hook a Vector 2X digital compass to my HandBoard. C> I'm looking for any code for such and interface. It should be C> simple SPI stuff but I've never messed with the SPI before and C> would rather not re-invent the wheel. I've (...) (27 years ago, 22-Apr-97, to lugnet.robotics.handyboard)
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