 | | Re: Duplex Comms with RCX
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(...) I just haven't found a non-intrusive method for keeping the tower alive. I hate transmitting garbage every few seconds and possibly trampling incoming data. I'm also not sure this is a very good long-term solution. Really a general purpose (...) (24 years ago, 26-Apr-00, to lugnet.robotics, lugnet.robotics.tele, lugnet.robotics.rcx.nqc)
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| | Re: Duplex Comms with RCX
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(...) Not that there's any pressure or anything. :) (24 years ago, 26-Apr-00, to lugnet.robotics, lugnet.robotics.tele, lugnet.robotics.rcx.nqc)
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| | Alternative Power Supplies
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I have an RIS 1.5 set, which doesn't have the power connector. I seem to run through a set of batteries in 1-2 weeks, which will eventually get very expensive. What ways are there, other than using rechargable batteries, to supply power to the RCX (...) (24 years ago, 26-Apr-00, to lugnet.robotics.rcx)
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| | Re: Duplex Comms with RCX
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(...) Dave had mentioned making a listen mode w/ keep-alive in a future version of nqc. But I don't think he's gotten around to that yet. (24 years ago, 26-Apr-00, to lugnet.robotics, lugnet.robotics.tele, lugnet.robotics.rcx.nqc)
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| | Re: Duplex Comms with RCX
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(...) Yes. Note that it is only half-duplex. You probably expected that. (...) The biggest issue you might run into is the fact that the IR tower used by the PC times out if it doesn't transmit anything for a few seconds. Unless you have constant (...) (24 years ago, 26-Apr-00, to lugnet.robotics, lugnet.robotics.tele, lugnet.robotics.rcx.nqc)
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| | Re: Duplex Comms with RCX
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"James Hammond" <jsh@it-innovation.soton.ac.uk> wrote in message news:3906A2E6.6A40E0...n.ac.uk... (...) Yes it can. There is a standard RCX opcode for sending single byte messages, and you can always use multiple of these commands for more complex (...) (24 years ago, 26-Apr-00, to lugnet.robotics, lugnet.robotics.tele, lugnet.robotics.rcx.nqc)
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| | Re: Duplex Comms with RCX
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It appears Roblab 2.0 would also be an alternative for your project. Robolab has two different direct modes to control the RCX, one of which is using a remote connection like the Internet. Depending on your direct control requirements, you may want (...) (24 years ago, 26-Apr-00, to lugnet.robotics, lugnet.robotics.tele, lugnet.robotics.rcx.nqc)
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| | RCX2 API
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I've put together a NQC API file that allows you to use some of the RCX2 features. I don't no whether anyone else has already done this but here is mine. This is unofficial so is unsupported. All question should go to the group, not Dave or myself. (...) (24 years ago, 26-Apr-00, to lugnet.robotics.rcx.nqc)
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| | RCX2 API
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I've put together a NQC API file that allows you to use some of the RCX2 features. I don't no whether anyone else has already done this but here is mine. This is unofficial so is unsupported. All question should go to the group, not Dave or myself. (...) (24 years ago, 26-Apr-00, to lugnet.robotics.rcx.nqc)
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| | Duplex Comms with RCX
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Hi I am sure this has been done many times before, but I am having trouble confirming information. I wish to purchase the RIS 1.5. But before I do I need to be sure that I can communicate with a running program on the RCX and that the RCX can (...) (24 years ago, 26-Apr-00, to lugnet.robotics, lugnet.robotics.tele, lugnet.robotics.rcx.nqc)
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| | Re: Q: Determining state of outputs
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It works fine. Thanks for your help! Oliver (24 years ago, 25-Apr-00, to lugnet.robotics.rcx.nqc)
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| | lnptest gives collision errors
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I'm trying to use lnpd. First I'm trying to get the test app working o - installed the patch and reloaded the firmware. o - downloaded the rcx version of lnptest with dll (I can't get dllx to work) o - do tke appropriate setserial command o - start (...) (24 years ago, 25-Apr-00, to lugnet.robotics.rcx.legos)
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| | Re: RCX2: ViewSourceValue Help
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(...) asm statements are just followed by a comma-separated list of fields enclosed in braces. In general, each field is evaluated at compile time and the resulting value is truncated to 8 bits. The exception is the & operator. The &x syntax is used (...) (24 years ago, 24-Apr-00, to lugnet.robotics.rcx.nqc)
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| | RCX2: ViewSourceValue Help
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Hi, I'm back after a break from Lego. (I had exams). I've been playing around with RCX2 firmware and want to use the new ViewSourceValue command. What is the correct asm for this. So far I've got this by guessing and looking at RCX2.NQH #define (...) (24 years ago, 24-Apr-00, to lugnet.robotics.rcx.nqc)
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| | Re: Desire Rack & Pinion design
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(...) Most of the official LEGO Technic models with steering use a rack and pinion system. You can visit Kevin Loch's unofficial scan repository to check out some of the designs: (URL) sets are in the 8000 range. Or you can simply buy a Technic set (...) (24 years ago, 24-Apr-00, to lugnet.robotics.rcx)
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| | Desire Rack & Pinion design
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Can anyone direct me to some decent pictures of a rack & pinion steering system? Thanks. Rossz (24 years ago, 24-Apr-00, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: RCX vs. HandyBoard
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Here are some more specific questions that I still have: 1) Can two handyboards communicate with each other from a distance?, either in the same room (i.e. infrared) or via the internet? 2) Besides Interactive C, what exactly are the other ways that (...) (24 years ago, 23-Apr-00, to lugnet.robotics.handyboard, lugnet.robotics.rcx)
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| | ROBOLAB vs. Everything Else
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Has anyone put together a website of a side-by-side comparison of the different programming environments for the RCX and their capabilities? i'm giving a series of workshops for professors and some of them are asking me about nqc, etc. but i haven't (...) (24 years ago, 22-Apr-00, to lugnet.robotics.rcx)
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| | Re: task switching strategy?
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On Fri, 21 Apr 2000, Steve Morris wrote: <snip lots of discussion, some of which I understand now and the rest of which will probably make more sense after I take OS next semester.> (...) I think the big thing is that virtually no one write CPU (...) (24 years ago, 22-Apr-00, to lugnet.robotics.rcx.legos)
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| | RE:Thought on pbForth
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(...) I get really sad everytime I hear people talking about their first computer experiences including assembling their own computer... I get the feeling that I have been missing out on a lot of fun stuff! been deprived of great fun because I am (...) (24 years ago, 21-Apr-00, to lugnet.robotics.rcx.pbforth)
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