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 | | Re: IR tower problems on a laptop with NQC
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| The light goes on as soon as you plug in the tower? Sounds like someone is already using COM3. I was looking around DELL technical support and you may have a bit of work ahead of you. First off your serial port on the inspiron 8200 should be COM1. I (...) (18 years ago, 9-Mar-07, to lugnet.robotics.rcx, FTX)
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ir
(score: 1.948)
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| | firmdl3 error - bad ir link
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| Hi- Recently, I've been getting the "bad ir link" error from firmdl3. I can't figure out what's wrong - I've tried new batteries, different lighting conditions, near/far mode, slow/fast. I hope I haven't fried my tower - could someone please tell me (...) (23 years ago, 2-Jun-01, to lugnet.robotics.rcx.legos)
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ir
(score: 1.948)
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ir
(score: 1.948)
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ir
(score: 1.948)
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| | Re: Long range IR mode.
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| (...) Great, much more generalized code. What are the >R and R> words BTW? Did FFB7 C@ . and found the contents to already FE, as in, it appears that the default IR mode is indeed Long to start with. Seems like the effective range is much shorter (...) (25 years ago, 11-Nov-99, to lugnet.robotics.rcx.pbforth)
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ir
(score: 1.948)
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| | Re: IR Proximity Detection Problem
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| (...) A friend of mine attempted this setup a while back and came to the conclusion that he basically needed to be nearly perfectly perpendicular to the object he was trying to detect. So he decided this was way to precise/finicky for his general (...) (22 years ago, 17-Jan-03, to lugnet.robotics.rcx)
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ir
(score: 1.948)
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ir
(score: 1.948)
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| | Re: Running IR in the background
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| Hannes, I got it to work last night. I'm modifying Markus Noga rover.c code (included when you download legos files) to include support for IR port and (passive) light sensor. Great code to look at if you're just learning C/C++. Basically, the (...) (24 years ago, 27-Mar-01, to lugnet.robotics.rcx.legos)
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ir
(score: 1.948)
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| | Re: IR Sensitivity - Was: 1.5/2.0 infrared problem
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| chip 1138 / chip 1176 Strange... 38 + 38 = 76 What does that mean? Rob "Mark Riley" <markril@hotmail.com> wrote in message news:Hn6xKJ.1o68@lugnet.com... (...) its (...) reflected (...) axle (...) same (...) post on (...) on (...) messages. (...) (...) (21 years ago, 23-Oct-03, to lugnet.robotics.rcx)
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ir
(score: 1.948)
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| | Re: IR Proximity Detection Problem
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| Maybe the ambient light is too high ? in that case you can decrease visible light sensitivity as well as shielding detector from red LED light using this method : (URL) (only hope that this doesn't offend your "Lego purity" sense ;o) Philo (...) (22 years ago, 16-Jan-03, to lugnet.robotics.rcx)
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ir
(score: 1.948)
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| | IR communication PC <-> brick with NQC
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| Hi there ! For an educational project here at university we want to control a brick (1.0) based robot with ir based communiaction over serial connection. We want to use the Win Hyperterminal to control the robot. Has anybody here some information or (...) (24 years ago, 18-May-00, to lugnet.robotics.rcx.nqc)
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ir
(score: 1.948)
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| | FW: IR mode
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| -----Original Message----- From: John Cooper [mailto:robots@jpsc.co.uk] Sent: Thursday, May 06, 1999 6:07 AM To: Ralph Hempel Subject: IR mode (...) I wonder if these will work? ;---...--- ; IRMODE_HI ( -- ) M_CODE(9,``"IRMODE_H...HI,_SLINK) MOV.W (...) (25 years ago, 11-May-99, to lugnet.robotics.rcx.pbforth)
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ir
(score: 1.948)
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| | FW: Ir transmission
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| -----Original Message----- From: John Cooper [mailto:robots@jpsc.co.uk] Sent: Monday, April 19, 1999 6:07 AM To: Ralph Hempel Subject: Re: Ir transmission (...) To answer the question, I would say do it as core (quicker download). I think we agree (...) (25 years ago, 11-May-99, to lugnet.robotics.rcx.pbforth)
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ir
(score: 1.948)
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ir
(score: 1.948)
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| | Re: IR Sensitivity - Was: 1.5/2.0 infrared problem
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| (...) Hello Mark, Thanks for your answer, this will keep me from dismantling once again my RCXs ! So it seems that LEGO modified RCX2.0 to get better compatibility with Spybots/Manas. Now a question remains, why did they increased carrier frequency (...) (21 years ago, 23-Oct-03, to lugnet.robotics.rcx)
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ir
(score: 1.947)
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| | Re: Blocking IR
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| In addition to what I mentioned in the previous message, I also set the sensor input port to active. Setting it to passive also works, in which case the ambient light level seems to be around 480-495, and the sensor aimed directly at the IR port (...) (25 years ago, 21-Jun-99, to lugnet.robotics.rcx.legos)
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ir
(score: 1.947)
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| | Re: Ir transmission
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| (...) I can't get EMIT to work, in NQC I do this: SendMessage(255); // Flash Sleep(3); ThisRaw = RAW_LIGHT; and the raw light sensor reading has big spikes for IR reflections. but: [ HEX ] FF EMIT 30 msWait RawLight LIGHT? does not, I think that (...) (25 years ago, 10-May-99, to lugnet.robotics.rcx.pbforth)
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ir
(score: 1.947)
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| | RE: IR-Tower and PowerBook-G3 ?
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| (...) This might sound stupid, but did you try it with the G3 attached to a wall wart? The reason I mention this is that my digital camera only downloads to my laptop if the laptop is plugged in to the wall. The laptop serial levels DO change (...) (25 years ago, 10-Aug-99, to lugnet.robotics.rcx.nqc)
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ir
(score: 1.947)
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| | Re: IR-Tower and PowerBook-G3 ?
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| (...) Yes. The PB-G3 is plugged into a wall-wart almost all the time. I thought of that also. Very strange. I'm resurecting an old SE/30 in the hopes that I can squeeze MPW into an 8MB machine. I think the serial ports on that machine ought to be (...) (25 years ago, 10-Aug-99, to lugnet.robotics.rcx.nqc)
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ir
(score: 1.947)
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| | Re: IR-Tower and PowerBook-G3 ?
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| (...) Yes, AT is set to ethernet. (...) OK, I'll try that also. BTW, I now have nqc running on my *old* SE/30 (8MB) with a version of MPW I found on ETO-20. Everything seems to work fine. Downloads firmware as well as test.nqc Still mystified by the (...) (25 years ago, 11-Aug-99, to lugnet.robotics.rcx.nqc)
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ir
(score: 1.947)
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