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In C you can use the functions outport and inport, and the paralell port has TTL levels (5 V.). Bye Jose Luis ----- Original Message ----- From: Mar, Ericson <ericson.mar@csfb.com> To: 'Jaron' <j.paludanus@cable.a2000.nl>; Peter <eacmen@att.net>; (...) (25 years ago, 13-Sep-99, to lugnet.robotics.handyboard)
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| | Re: Is there a device that...?
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Its Easy to do in pascal as well as C++ using the PORT[address] command. Ive used It before to control external devices. A normal parralell pot has 8 outputs D0 - 7 and a few lines that you can use as inputs (not sure which ones though?) The port (...) (25 years ago, 13-Sep-99, to lugnet.robotics.handyboard)
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Yeah! You're right! I've seen it done in Basic so I would assume C++ has a function. But, I don't remeber wether they are at 12V or 5V. (?) (...) (25 years ago, 13-Sep-99, to lugnet.robotics.handyboard)
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Isn't your parallel port itself what you want? I always understood that it could be reached (coded) quite easily? That should give you 7 channels! ----- Original Message ----- From: Peter <eacmen@att.net> To: Handy Board Mailing List (...) (25 years ago, 13-Sep-99, to lugnet.robotics.handyboard)
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| | Re: Four Wheel Base
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I disassembled quite some (lego) models, I also use differential steering. I position the wheels like most models on a square (so width and length of wheel base is equal). Funny thing about a square is that a circle can be drawn from the middle (...) (25 years ago, 13-Sep-99, to lugnet.robotics.handyboard)
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| | Re: ------( Terms of use for lugnet.com )------
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Sorry about this mess below -- this only applies to people reading the HB list via the LUGNET server. The message below was auto-posted by the server when the new newsgroup (which is being gatewayed with the mailing list) was created. I forgot to (...) (25 years ago, 13-Sep-99, to lugnet.robotics.handyboard)
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| | Re: ------( Welcome to lugnet.robotics.handyboard )------
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(This was a special message posted by the LUGNET server to the hb newsgroup, and subsequently echoed back out to the hb mailing list. The gateway preparations are about 98% complete. Still a few loose ends to nail down.) --Todd (...) (25 years ago, 13-Sep-99, to lugnet.robotics.handyboard)
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| | Four Wheel Base
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Hi, Has someone tried a four wheel robot base using diferential traction?, I'm making this question because I'm not sure of the tree wheel configuration, in the last base that I made, the caster wheel has ever maked some bad influence in the robot (...) (25 years ago, 12-Sep-99, to lugnet.robotics.handyboard)
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| | Re: Is there a device that...?
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Peter, There are quite a few different products such as that. The two I use are: PicoScope & PicoLogger - (URL) - By TiePie Engineering (URL) Is there a device that connects to a computers COM or Parallel port that (...) Charles Hacker Lecturer in (...) (25 years ago, 12-Sep-99, to lugnet.robotics.handyboard)
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| | Debugging the memory circuit
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We've assembled two handy boards up to the point where we are testing the downloader. In section 6.0.6 of the assembly guide, it says "If the download process appears to go correctly, but then the Handy Board does not boot with the Interactive C (...) (25 years ago, 12-Sep-99, to lugnet.robotics.handyboard)
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