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 | | A Project In Planning
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| Hi Ya, I am a team member of a team that is planning to build a robotic platform for a research project. What we want to do is build a platform with a Handy Board and a PC on it. The HB will deal with the drive motors (through and interface card to (...) (28 years ago, 10-May-96, to lugnet.robotics.handyboard)
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| | SPI Bus problem solved!!!!!!
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| Hi-dee ho, I'm happy to report that I've successfully gotten a Handyboard to communicate to a Miniboard via the Synchronous Serial bus (SPI). The secret was (as I alluded to in my last post on the subject) setting the DDRD (Data direction for port (...) (28 years ago, 16-May-96, to lugnet.robotics.handyboard)
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| | Re: Expansion interface status
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| (...) Yes. The current status is "on hold" while I rethink the feature set. I'm considering doing something more like Scott Edward's little servo board for HB expansion: that is, a collection of small, physically detached boards. For servo's, I (...) (28 years ago, 22-May-96, to lugnet.robotics.handyboard)
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| | hb basic questions.
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| Well this is my first post and my first look at the handy board. I have a couple of basic questions, sorry if this is maybe asking for the obvious but I didn't find answers to these on the web nor in the archive. Anyway thanks already for all and (...) (28 years ago, 28-Jun-96, to lugnet.robotics.handyboard)
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| | buying miniboard
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| Does anyone sells miniboards? I'd like to order full kits including batteries and sensors. -Shay Shai Shomroni Science and Technology Education Center shaysh@post.tau.ac.il Tel-Aviv University, Israel (URL) fax:972-3-6407752 (28 years ago, 10-Nov-96, to lugnet.robotics.handyboard)
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| | (no subject)
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| In regards to the bit manipulations of the timer flags... I concede. At this time I have neither the mental capacity nor the desire to figure out what is correct. After copying the paragraphs earlier, I am only sure that the documents could use some (...) (28 years ago, 29-Jun-96, to lugnet.robotics.handyboard)
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| | Interactive C Manual
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| Is there a Interactive C Manual for the Handy Board? I saw one but it was Post Script. I need a PDF file. I would like somthing I can download and get a hard copy of. Thank you (28 years ago, 5-Aug-96, to lugnet.robotics.handyboard)
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| | Re: Memory/Sampling Rate
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| (...) not easily. half of the lower 32k of the 6811 address space is consumed by the '138 circuit to generate 4 digital input and 4 digital output areas. it would be possible to have some kind of data memory area making use of the signals on the exp (...) (28 years ago, 31-Jul-96, to lugnet.robotics.handyboard)
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| | my bot
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| At 12:02 PM 8/5/96 -0600, you wrote: somebody asked me what mods i did to my Cat d-10 tractor. here's what i did. if anyone else is using the D-10, which seems to be a popular platform, please post your mods and it could be a learning experience for (...) (28 years ago, 5-Aug-96, to lugnet.robotics.handyboard)
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| | Re: jbmiller and Hammatzu IR
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| Hi Patrick, I assume that you're using the stock S4282/LED setup? It is possible to get better range using a slightly different configuration. The range is largely a function of the the LEDs intensity. Since the S4282 modulates the LED at 1/16th (...) (28 years ago, 6-Aug-96, to lugnet.robotics.handyboard)
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| | Re: Traffic
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| (...) Ron, Works great! The only problem is that if one were subscribed to several of the individual lists (which I am), one would receive the post several times (which I do!). If I unsubscribe from all but one anticipating all of the "superlist" (...) (28 years ago, 28-Aug-96, to lugnet.robotics.handyboard)
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| | RE: IR Transmiter
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| An IR source modulated at 38Khz. --Chuck ---...--- From: Shay Shomroni[SMTP:shaysh...tau.ac.il] Sent: Wednesday, September 11, 1996 2:32 AM To: handyboard@media.mit.edu Subject: IR Transmiter What Transmiter should be used with Sharp IS1U60 (...) (28 years ago, 11-Sep-96, to lugnet.robotics.handyboard)
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| | Trinity College robot contest
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| Hi everyone, Jake Mendelssohn has posted the rules for the 4th annual spring 1997 Fire-Fighting Robot Contest. I went to the 1996 contest and it was great fun. The contest draws people from all over the world, including hobbyists, university folk, (...) (28 years ago, 11-Sep-96, to lugnet.robotics.handyboard)
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| | Re: mobile robot books
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| Accessing the Borenstein thing seems to be a problem quite a few are having. I got a few messages questioning how I eventually got in. Instead of responding to all of them, I figure I'd post it to everyone. Below is the message from Sriram to me. It (...) (28 years ago, 1-Oct-96, to lugnet.robotics.handyboard)
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| | Re: building a bot
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| From your post it seems that only one battery was used. It is best to have the motor(s) running from a separate battery. Apropriate capacitors for RF noise and large start up currents should be considered. Have fun! (...) Peter (...) ---...--- Ed (...) (28 years ago, 12-Nov-96, to lugnet.robotics.handyboard)
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| | Re: Polaroid Sonar Ranging Module
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| (...) I saw your first post, but lacking any helpful info, did not respond. (...) transducer, BINH/BLNK are not well described in the manual, but I read somewhere here that these have to do with modifying the length of the default blanking pulse. (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | Re: FW: IMPORTANT; BEWARE (fwd)
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| On Wed, 11 Dec 1996, David Negro wrote: [explanation of pen-pal email virus hoax deleted] (...) Here at NASA, the PKZIP300.EXE hoax resurfaces semiannually or so, with dire warnings and great fanfare. Hey, someone should post the Craig Shergold (...) (28 years ago, 11-Dec-96, to lugnet.robotics.handyboard)
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| | RE: JAVA and the handyboard
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| Didn't someone (William Lim?) write a paper about BALI, a small version of JAVA, that could be used for small mobile robots? I have a reference to his paper at home, but if someone can post it to this group quicker, it might be interesting. -- Clint (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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