 | | Re: Straight moving with only one rotation sensor
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Have you come across the adder/subtractor drive? Although it make the gear chain slightly more complex - it may mean you can leave out the sensor entirely. The drive has two inputs (A and B), and two outputs - one being A+B, and the other A-B. So if (...) (20 years ago, 10-Jun-04, to lugnet.robotics.rcx.nqc)
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| | Re: Straight moving with only one rotation sensor
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(...) Sounds good. I use a CyberMaster for the movement part of the robot because it has tachos on each internal motor. I modify the power settings for the motors to keep the robot (reasonably) straight, rather than stop and start them. If you tried (...) (20 years ago, 10-Jun-04, to lugnet.robotics.rcx.nqc)
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| | Straight moving with only one rotation sensor
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Hi I saw in the LEGO Mindstorms Web Page that many people made their robots with 2 motors go straight using one rotation sensor on each wheel and stopping the correct motor until both sensors were equal. I got Ultimate Accessory Set as a present (...) (20 years ago, 10-Jun-04, to lugnet.robotics.rcx.nqc)
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| | Re: Problem with lego pneumatic parts
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Very helpful info... thanks all for the info. "Mike" <kbg17[nospam]@[nosp...tzero.net> wrote in message news:Hxqu55.23Az@lugnet.com... (...) cylinder (...) does (...) they (...) They (...) T, one (...) by (...) I.D. (...) sold (...) just (...) (20 years ago, 19-May-04, to lugnet.robotics.rcx.nqc, lugnet.robotics.rcx.legos)
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| | Re: Problem with lego pneumatic parts
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(...) Presumably that was Ben Fleskes... (see (URL) Interesting....they make custom plastic parts. (...) I have been very pleased with the wheels Ben commissioned and it's in part a testimony to the molder he chose (and in part to his engineering (...) (20 years ago, 15-May-04, to lugnet.robotics.rcx.nqc, lugnet.robotics.rcx.legos, lugnet.trains)
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| | Re: Problem with lego pneumatic parts
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(...) I bought some T-connectors that work great from a local RC hobby store. They were fuel hose fittings for RC planes or cars. The package contained one T, one penbladder T, and two 90 degree fittings. It cost US$2.95. They are made by Fourmost (...) (20 years ago, 15-May-04, to lugnet.robotics.rcx.nqc, lugnet.robotics.rcx.legos)
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| | Re: Analog RCX Clock
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... "Peter Kraus" <pkraus@frontiernet.net> wrote in message news:HD1JD6.24xH@lugnet.com... (...) NQC (...) to (...) In (...) pictures (...) (20 years ago, 13-May-04, to lugnet.robotics.rcx.nqc)
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| | Re: Problem with lego pneumatic parts
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There are lots of missing parts, not only pneumatic. "Elizabeth Mabrey" <emabrey@storming-robots.com> escribió en el mensaje news:200403161532.i2...ing.com... (...) (20 years ago, 7-May-04, to lugnet.robotics.rcx.nqc, lugnet.robotics.rcx.legos)
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| | Re: BricxCC & downloading NQC programs failing
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(...) You should look at the LEGO USB Tower control panel Applet. On the Advanced tab there are fields where you can change these timeout values. John Hansen (20 years ago, 5-May-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: BricxCC & downloading NQC programs failing
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Hi John and all the other members, yes, we got exactly this error in our teachers workshop today. We wrote a few programs on PCs with Windows98. Therefore we used Bricxcc 3.3.7.7 and usb towers. And we got the error you wrote about. The programs (...) (20 years ago, 5-May-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: Ideas for NQC
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"John Hansen" <JohnBinder@aol.com> escribió en el mensaje news:HuB9Bv.1KyA@lugnet.com... (...) NQC (...) What I download is an upgrade or the whole program again? Is it necessary to uninstall the previous version? (21 years ago, 27-Apr-04, to lugnet.robotics.rcx.nqc)
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| | Re: BricxCC & downloading NQC programs failing
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Hi, (...) do you have any idea what the write timeout does and is needed for? I'm wondering whether I would need that in the Linux driver, currently I only have the other two. Jürgen (21 years ago, 11-Apr-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | BricxCC & downloading NQC programs failing
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I have heard from a user of BricxCC who has been experiencing the "compile failed: no (or bad) reply from RCX" (or words to that effect) error message when trying to download pretty much any NQC program either using BricxCC or using NQC directly (...) (21 years ago, 11-Apr-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: NQC's future
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(...) Ok, I was right. That one didn't work, so I pasted together some DOS UART code and made a PSerial_dos.cpp file that does seem to work my antique 486 DOS PC. I put a zip file with the DOS nqc.exe, the CWSDPMI.EXE DOS extender, and the source (...) (21 years ago, 11-Apr-04, to lugnet.robotics.rcx.nqc, lugnet.robotics.spybotics)
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| | Re: Spirit.ocx
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Many Mindstorms RIS 2.0/RCX2 users like you want the ability to control their Lego creations (robots, webcams, etc.) over the Internet using a 'plug-in free' JAVA client interface. Currently only RIS 1.x users have the ability to easily perform this (...) (21 years ago, 8-Apr-04, to lugnet.robotics.rcx.nqc)
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| | Re: Spirit.ocx
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"Don Beauchesne" <dcbeau@NoSpam.shaw.ca> wrote in message news:Hvq79y.1A9I@lugnet.com... (...) (I (...) problem (...) only the (...) Try this link for some help: (URL) -bm www.brickmodder.net (21 years ago, 6-Apr-04, to lugnet.robotics.rcx.nqc)
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| | Spirit.ocx
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I'm trying to use the spirit.ocx ActiveX control and VB to program my RCX (I realize this is a NQC newsgroup, but I didn't see one for VB users). My problem is that my infrared tower runs off the USB port, but spirit.ocx exposes only the serial (...) (21 years ago, 6-Apr-04, to lugnet.robotics.rcx.nqc)
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| | Re: NQC's future
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(...) I probably botched the DOS serial driver, but you could give this build a try. (Requires at least a 386) (URL) had the djgpp version of gcc lying around from a previous DOS project, so I thought I'd give it a shot. Don (21 years ago, 3-Apr-04, to lugnet.robotics.rcx.nqc, lugnet.robotics.spybotics)
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| | Re: NQC's future
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(...) I'm not likely to ever attempt such thing. Sorry about that. Maybe someone else will. John Hansen (21 years ago, 2-Apr-04, to lugnet.robotics.rcx.nqc, lugnet.robotics.spybotics)
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| | Re: NQC's future
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(...) Call me kooky, but I'd like to see actual DOS support (ie, non-Win32s specific code) for the serial port. I have an old, trusty Win3.11 laptop that I want to use when taking my RCX out to events, for last minute fiddling. I've found version (...) (21 years ago, 2-Apr-04, to lugnet.robotics.rcx.nqc, lugnet.robotics.spybotics)
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