 | | Re: shaft encoders for a track drive
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(...) Depending on how your tracks are constructed, if they have holes or slots that light can pass through you can use the tread directly in place of the encoder wheels. Get some detailed information on how optical encoders work, understand it and (...) (26 years ago, 16-Feb-99, to lugnet.robotics.handyboard)
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| | GREEN MASKING
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Dear Mr Fred Martin, Green masking files are available in Gerber format (pardon me if the spelling is wrong). We do not know how to open these files. Can you send us detailed instructions on how to open these files. Yours sincerely, Nitin (26 years ago, 16-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Stepper Motor
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Keith, I've succesfully connected two steppermotors from old diskdrives to the HB, one 1.8 degrees and one even 0.9 degrees/step. I found all the info I needed on the internet, and especially www.cctc.demon.co.uk...tepper.htm contains some useful (...) (26 years ago, 15-Feb-99, to lugnet.robotics.handyboard)
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| | re: stepper motors
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I have worked with two kinds of stepper motors with the handy board. One pair was purchased from LMDC. These are Astrosyn miniangles stepper motors. These were big heavy duty stepper motors. The other pair was from old 5 1/4 inch floppy drives from (...) (26 years ago, 15-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Kent Farnsworth's MS-DOS port of pcode
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Thank you ... this is the link that I couldn't find. ftp://cherupakha.med...-c/ms-dos/ - - - Nick - - - (26 years ago, 15-Feb-99, to lugnet.robotics.handyboard)
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| | Re: shaft encoders for a track drive
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OK, now I too have my handy board, it's italian, not just the same, but has a 68hc11, and all those other thinks that make it just quite the original one similar to this. It will be interesting to see if we will can have, a day or another, a new (...) (26 years ago, 15-Feb-99, to lugnet.robotics.handyboard)
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| | Kent Farnsworth's MS-DOS port of pcode
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Please help ... I've misplaced the link to download Kent Farnsworth's pcode source for use under DOS. TIA - - - Nick - - - (26 years ago, 15-Feb-99, to lugnet.robotics.handyboard)
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| | Re: shaft encoders for a track drive
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Hi. We built encoders for a skid steered wheeled robot. There is a picture of it at: (URL) used an IR Led and reciever pair, and a white disk with 24 radial black lines, and had pretty good luck with the encoder, but bad luck with the info gathered. (...) (26 years ago, 15-Feb-99, to lugnet.robotics.handyboard)
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| | shaft encoders for a track drive
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Has anybody out there constructed shaft encoders for a track driven MOBOT. If any body has I would appreciate any help you could give me. I wasn't going to use shaft encoders but I guess they are needed for many things correct? Is there anyway to (...) (26 years ago, 15-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Expansion board & V2X & sonar
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re: exp bd SPI pins: * 2 of the pins are used by the sonar and aren't separately available. * the other 2 SPI pins are at PCB holes J20 and J21. see the schem for details: (URL) you need all 4 spi pins for something, leave out the j11 sonar (...) (26 years ago, 15-Feb-99, to lugnet.robotics.handyboard)
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