 | | LEGO Robots used in lab course
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Hi! Here in Uppsala, we have used LEGO RCX bricks running LegOS for a course in real-time systems. More information about the lab, and some MPEG movies of the final robots, can be found at: (URL) (23 years ago, 26-Jun-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Troubleshooting LeJOS... how?
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First attempt ever at using leJOS. 1) Windows2000 2) System variable RCXTTY=COM1 3) NQC, ROBOLAB, RCX Code, and VB all work fine 4) New batteries in RCX, new battery in tower 5) lejos lib directory in CLASSPATH 6) lejos bin directory in front of (...) (23 years ago, 26-Jun-01, to lugnet.robotics.rcx.java)
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| | Robot Transfer Protocol (a Hack from MacHack)
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(URL) Transfer Protocol is a way to transfer text data from one computer to another. For MacHack it turned a typed message into a dialog box on the other computer's screen. The phrase suggested by the audience was "Shave My Poodle"." -Ben (23 years ago, 25-Jun-01, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.robolab)
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| | REALbasic and serial ports
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Hi all, I want to try REALbasic with the Lego RCX. I think that this could be another programming tool for the Macintosh to do everything nearly like Visual Basic and Windows. Therefore I need some program code to use the serial ports in my (...) (23 years ago, 24-Jun-01, to lugnet.robotics.rcx)
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| | reliable lnp ...
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Hi, i always thought that LNP isnt reliable. Although this seems to be true in general, because lnp.c does not send any acknowlege-packets back, when downloading code (program.c) acknowledge-packets ARE sent back to to the PC (DLL), right ? So my (...) (23 years ago, 24-Jun-01, to lugnet.robotics.rcx.legos)
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| | Re: RFC compliant TCP/IP and /or a new Version of LNP
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(...) There was a while back, but I haven't heard anything for a while. (...) You might try one of the embedded versions of Linux. ROSCO (23 years ago, 23-Jun-01, to lugnet.robotics.rcx.legos)
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| | Re: Good news (Bad Rcx of ir transmitter)
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(...) Dan, my experience with an RCX1.5 is that the IR tower and RCX communicate unnerringly at a distance of (say) 20 cm under low light conditions. Also, the remote control accessory unit will start and stop programs at a distance of 6 meters (...) (23 years ago, 22-Jun-01, to lugnet.robotics, lugnet.robotics.rcx)
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| | RFC compliant TCP/IP and /or a new Version of LNP
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Hi, is there someone who is currently working on a real (RFC-compliant) TCP/IP implementation for legOS to make the lnp obsolete ? Does anybody know where to find an extremely small TCP/IP implementation that could be ported to legOS ? PS: When will (...) (23 years ago, 22-Jun-01, to lugnet.robotics.rcx.legos)
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| | Re: lnp rcx hostaddress
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(...) Hi, could you please post the code ? Thanks Cu, Olaf "Dammit Jim, I'm a programmer not a brain surgeon!" (23 years ago, 22-Jun-01, to lugnet.robotics.rcx.legos)
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| | Re: Good news (Bad Rcx of ir transmitter)
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DH> I believe that that may DH> be because of background light, has anyone ever experienced this problem? Hi, this is indeed a possible cause of errors... have you tried putting tower and RCX under a box and then trying to transmit? (23 years ago, 22-Jun-01, to lugnet.robotics, lugnet.robotics.rcx)
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