 | | Re: communication Linux - NQC - Cybermaster
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(...) You can probably do anything you want with the [minimally documented] -raw option for nqc. You can use it to send arbitrary packets to the RCX or Cybermaster. For example, to query variable 0, you could do this: nqc -c -raw 120000 Of course, (...) (25 years ago, 2-May-99, to lugnet.robotics.rcx.nqc)
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| | communication Linux - NQC - Cybermaster
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I'm running NQC on a Linux system. Is there any way to communicate between the computer and the Cybermaster mobile unit using this software? Or are there any other types of software I might consider to do this? Fredrik (25 years ago, 2-May-99, to lugnet.robotics.rcx.nqc)
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| | Re: JAVA and Cybermaster ?
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(...) Question: Why do you want to use JAVA with the CyberMaster? JAVA is similar to C++, which is was developed from C and which is the base language of NQC. What are you expecting to do with JAVA that can not be made with NQC? And if you are in a (...) (25 years ago, 2-May-99, to lugnet.robotics.rcx.nqc)
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| | JAVA and Cybermaster ?
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I saw some Java stuff for the RCX. Is there soemthing for the Cybermaster? Stefan -- ***...*** Stefan Prescher prescher@hermes.fho-emden.de (25 years ago, 2-May-99, to lugnet.robotics.rcx.nqc)
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| | two task and while true
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Hi I made a small programm task main if IN_3 ==1 start wb else stop wb task sb while (true) if () fwd(Out_a,7); I found out that the prgramms goes into the while loop but it never started the motor if I copied it into the main part it runs fine Is (...) (25 years ago, 2-May-99, to lugnet.robotics.rcx.nqc)
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| | RE: Lego Network Protocol questions
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With all of the talk about networking and IP embedding and such, and since I'm working on a proprietary '485 master/slave protocol for a client, I had to dust off a GREAT university text on networks. It devotes an entire chapter to ALOHA and slotted (...) (25 years ago, 1-May-99, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | Re: Lego Network Protocol questions
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(...) Dave, did you catch the crosspost from lugnet.robotics.rcx.legos? I think there were details discussed there that may or may not have amounted to a fairly specific proposal for a protocol for LegOS. Anybody care to summarize whatever was (...) (25 years ago, 1-May-99, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | Re: Lego Network Protocol questions
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(...) Transmit whenever you feel like it and hope you didn't obliterate data coming from the other direction. Rudimentary, but still quite effective given the typical use pattern with is host driven command/response. With RCX to RCX communication (...) (25 years ago, 30-Apr-99, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | Lego Network Protocol questions
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Hi all. I came to the discussions on the LNP a bit late and was wondering if the following questions had been discussed (I flipped through an old Communications course book and noted some thoughts): - Can we do Carrier Sense *whilst* we are (...) (25 years ago, 30-Apr-99, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | Re: IS free()'s operation atomic?
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(...) I agree, free() is not ISR safe. One thread can get preempted after the check but before the store, and a second thread can adjust mm_first_free, making the first thread's check invalid. -Kekoa (25 years ago, 29-Apr-99, to lugnet.robotics.rcx.legos)
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