 | | Re: Communication with PC using NQC
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(...) /Vlad (26 years ago, 9-Nov-99, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: Communication with PC using NQC
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(...) You might find the following helpful... (URL) again, you might not. jack j-perdue@tamu.edu (26 years ago, 9-Nov-99, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: Communication with PC using NQC
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(...) Taking the example of the maze-walker, the PC software should be able to keep track of the position of the robot and direct it through the maze. (...) Yes, I looked at the code and it only needs a higher-level wrapper. (...) Yes, it does, (...) (26 years ago, 9-Nov-99, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: RCX motor voltage
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(...) I am using the motors that came with the RCX. (...) Hmmm - do you propose to ensure the delay in the relay circuit or programmatically? If in the circuit, how? (...) (26 years ago, 9-Nov-99, to lugnet.robotics.rcx)
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| | Re: RCX motor voltage
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Wes, relays would work pretty well. (Still, how much current do your motors draw???) The LEGO motors draw about .35 Amps (350 Milliamperes) You could connect two 5V coil relays , each with a diode in series with the coil, connected oppositely to (...) (26 years ago, 9-Nov-99, to lugnet.robotics.rcx)
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| | Re: Communication with PC using NQC
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(...) Could you be more specific on "querying its state" and "high-level commands"? If you're willing to write custom C++ code, you can pretty much do whatever you want on top of the rcxlib stuff from the NQC source base. Its pretty easy to send (...) (26 years ago, 9-Nov-99, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Use PC's IR port instead of IR tower?
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Hello, Is it possible to use a PC's IR port, instead of the IR tower, to communicate with an RCX? (I have a Dell Inspiron 3500). -- Brad Aisa baisa@NOSPAMbrad-aisa.com -- PGP public keys available at: (URL) faire." (26 years ago, 9-Nov-99, to lugnet.robotics.rcx)
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| | Re: RCX motor voltage
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(...) I can think of two other possibilities: The best approach is probably to add more gears so that the motors don't have to work as hard to move the platform. The platform will move more slowly, but at least it will move at all. (Hmm... That (...) (26 years ago, 8-Nov-99, to lugnet.robotics.rcx)
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| | Re: RCX motor voltage
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(...) These solutions bring up problems of their own: using a motor to operate a switch (battery box or Lego switch) requires monitoring the switch state to determine on/off status. Also, there will be a time delay while the motor moves from one (...) (26 years ago, 8-Nov-99, to lugnet.robotics.rcx)
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| | Re: Communication with PC using NQC
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(...) Thanks for the explanation. So, it's back to the basics! ;-) I did not explain my question very well, I think. What I would like to do is to steer the RCX from the PC, by querying its state and send it high-level commands (for example to make (...) (26 years ago, 8-Nov-99, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: RCX motor voltage
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(...) encountered an (...) (6 (...) have (...) them (...) did. (...) Yes, using a direct connection to a battery box your motors get more power. I don't know if this idea is applicable to your model, but you could use one motor attached to the RCX (...) (26 years ago, 8-Nov-99, to lugnet.robotics.rcx)
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| | Re: RCX motor voltage
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WEs, I'm unclear about your problem. Are you using the MIndstorms type motors?? Others? What current do your motors draw, at what voltage? (26 years ago, 7-Nov-99, to lugnet.robotics.rcx)
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| | legOS-0.2.2
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Hello, legOS-0.2.2 is out. Generating user programs doesn't require perl anymore, and several bugs have been fixed. Get it at (URL) "Nieder mit den Zitaten!" -Markus L. Noga <markus@noga.de> (26 years ago, 7-Nov-99, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx)
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| | Re: Communication with PC using NQC
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(...) You can use the -raw option for nqc to send raw commands (including the poll command) to the RCX. Not pretty, but it works in a pinch. As for libraries, I'm not sure what qualifies as "cute", but within NQC, all of the RCX communication is (...) (26 years ago, 6-Nov-99, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | RIS 1.0 to 1.5 software upgrade
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Recent purchasers of RIS 1.0 may order a software only update to 1.5 for a shipping charge only of $3.95, as indicated in the note from MINDSTORMS below. Consumer Affairs forwards you over to S@H to order, so have the rest of your holiday buy list (...) (26 years ago, 5-Nov-99, to lugnet.robotics.rcx, lugnet.robotics)
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| | RCX motor voltage
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I've completed a syncro drive model to be RCX controlled and have encountered an unexpected barrier. The model's drivetrain was tested using a battery box (6 AAs) and works fine. But when I try to drive it with the RCX it doesn't have enough power (...) (26 years ago, 5-Nov-99, to lugnet.robotics.rcx)
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| | Communication with PC using NQC
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Hi all! Having a touch of flu, I might be asking a FAQ here... if so, sorry. How can the RCX communicate with the PC, except by SendMessage? The Spirit.ocx has the Poll functionality to ask for RCX state - is there any similar stuff in NQC? And are (...) (26 years ago, 5-Nov-99, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: legOS
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(...) I found a reference to the article after manipulating a url to their table of contents. (URL) story isn't their yet but you can see a short description of it. (26 years ago, 3-Nov-99, to lugnet.robotics.rcx)
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| | Re: Connecting two RCX's
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Joost, You could try connecting a motor to one of the outputs of RCX A, attaching a rotation sensor to its axle and connect that to an input on RCX B. I can also think of different combinations like lamp/light sensor, motor/touch sensor. I'll keep (...) (26 years ago, 3-Nov-99, to lugnet.robotics.rcx)
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| | Connecting two RCX's
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Hello, I have two RCX bricks and would like them to co-operate without using the IR-Port. Is it possible to communicate by attaching a motor port of the first RCX to a sensor port of the second? As far as I know the motors work on 9V and the sensors (...) (26 years ago, 3-Nov-99, to lugnet.robotics.rcx)
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