 | | Re: Electromagnetic device
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(...) supply. You might want to measure the coil resistance to see what kind of current it is trying to draw from your RCX. I do notice from your picture that you have a version 1.0 RCX equipped with an AC power input jack. Have you tried running (...) (18 years ago, 15-Jan-07, to lugnet.robotics.nxt, FTX)
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| | Re: ReMix of LEGO NXT Starter Robot
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(...) Ah, thanks for the correction. I've only studied portions of the hardware docs so far, mostly regarding the sensor ports. I realized after I posted that I hadn't completely checked my facts. (I hate when that happens!) So does this mean that (...) (18 years ago, 15-Jan-07, to lugnet.robotics.nxt)
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| | Re: ReMix of LEGO NXT Starter Robot
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Hi Chris, (...) that is not quite right, there is an ATMEGA48 microcontroller insider the NXT Brick which generates the waveforms. It is connected to the main processor via an I2C-style interface. Besides that it also controls power to the NXT, (...) (18 years ago, 15-Jan-07, to lugnet.robotics.nxt)
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| | Re: ReMix of LEGO NXT Starter Robot
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(...) I am curious if you have tried measuring distance travelled simply by reading back the NXT motor encoder values? You would need to calibrate your 'bot so that you know the ratio of encoder units to centimeters or inches travelled (which would (...) (18 years ago, 15-Jan-07, to lugnet.robotics.nxt, FTX)
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| | Re: Sending Textmessages via Bluetooth to PC
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OK, sent you an email with the NBC program and the Perl script. If anyone else would like it let me know. (18 years ago, 15-Jan-07, to lugnet.robotics.nxt)
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| | Re: Sending Textmessages via Bluetooth to PC
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(...) Hi David, yes please... I'm very interessed in setting up BT-Communication-Parameters... Is there a snapshot of your code public available ? Thanx Christian (18 years ago, 14-Jan-07, to lugnet.robotics.nxt)
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| | Re: Sending Textmessages via Bluetooth to PC
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I have written a quick-and-dirty NBC program that sends messages via BT to the PC. Then I have another quick-and-dirty Perl script on the PC that captures the messages and displays them to the screen or you can redirect to a file. I've been using it (...) (18 years ago, 14-Jan-07, to lugnet.robotics.nxt)
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| | Re: Sending Textmessages via Bluetooth to PC
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(...) Yes, I've seen it, but I have no Win32 system ... I'd like to create a general soltution for any system (e.g. OSX and Linux). NXT-->BT-->Serial2Net-->Syslog Simple Serial2Net-functionality can be realized with socat. Thanx for more (...) (18 years ago, 14-Jan-07, to lugnet.robotics.nxt)
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| | Re: Sending Textmessages via Bluetooth to PC
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(...) There is a debugger available for NBC, I'm pretty sure it supports bluetooth, but I don't have a BT device on my computer (yet) so haven't tried that. You can download it here: (URL) has lots of features and works very well over USB link. (...) (18 years ago, 13-Jan-07, to lugnet.robotics.nxt)
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| | Re: Improving the firmware?
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(...) And I "third" this motion. I've started going through the "fun" process of building GCC for NXT, but don't have enough gigabytes of free space on my LEGO dev machine (under CygWin) to get all the way through the process. Although I don't think (...) (18 years ago, 13-Jan-07, to lugnet.robotics.nxt)
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| | Sending Textmessages via Bluetooth to PC
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Hello Community, I try to realize some kind of debugging interface for NXT NBC/NXC... Idea: sending clear text messages like syslog to PC Is this possible with NXC ? My problem is the understanding how to do it the right way... 1. setup connection (...) (18 years ago, 13-Jan-07, to lugnet.robotics.nxt)
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| | Re: What do these macros do?
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Ok, well, replying to my own message in the best of internet style... I got impatient and starting prodding. After a few hard resets, I came up with the following: Yes, the Get/SetDisplayNormal() permits you to write directly to screen memory. This (...) (18 years ago, 11-Jan-07, to lugnet.robotics.nxt, lugnet.robotics)
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| | Re: What do these macros do?
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(...) YES jeff, you need to do your own firmare.. AND it needs to be a form of BASIC!!!!! :) Chris 10 ? clr 20 goto 10 (18 years ago, 11-Jan-07, to lugnet.robotics.nxt, lugnet.robotics)
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| | What do these macros do?
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I've been poking around with my NXT, and as usual I've decided to bite off more than I can chew. In trying to discover a way to *unset* pixels on the display without wiping the whole thing, I've been sifting through some of the less-discussed macros (...) (18 years ago, 11-Jan-07, to lugnet.robotics.nxt, lugnet.robotics)
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| | New York City NXT Meet-up
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I have the LEGO MINDSTORMS NXT ROBOTICS SET and since I'm so "into it", my father and I were thinking we could start up a Lego MindStorms NXT Meet up group/club in New York City where we could meet once a month (or every other month), build, (...) (18 years ago, 11-Jan-07, to lugnet.robotics.nxt)
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| | Re: HiTechnic Compass Sensor Problems
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(...) There is a problem with v1.01 of the LEGO firmware. You must have either V1.03 or V1.04. (I had that problem, also) The compass works fine with the newer firmware. It does say that on the HiTechnic web site, but it's not very obvious. Steve (18 years ago, 10-Jan-07, to lugnet.robotics.nxt)
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| | HiTechnic Compass Sensor Problems
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If anyone is having trouble with the HiTechnic Compass Sensor you would not be the only one. I could not get it to work no matter what I tried. Before contacting Lego I checked for new updates and remembered the firmware 1.04 that I never did it (...) (18 years ago, 10-Jan-07, to lugnet.robotics.nxt)
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| | ReMix of LEGO NXT Starter Robot
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Hi All, I've just posted an entry on my blog (URL) on a ReMix project using the LEGO NXT Starter Robot kit. I'm creating a PoC (Proof Of Concept) bot that can measure distances using a "STRAIT LINE" eRolling Tape. To see the PoC "Measurebot!" device (...) (18 years ago, 8-Jan-07, to lugnet.robotics.nxt)
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| | Re: Improving the firmware?
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(...) I second this. I know there are several people working on revised firmware, though I suspect they all started quite a while ago through the developer programme. I've got experience of developing for embedded systems and can make some sense of (...) (18 years ago, 8-Jan-07, to lugnet.robotics.nxt)
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| | Re: Improving the firmware?
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In article <JBFwGp.30p@lugnet.com>, Guy Ziv <guy@nxtasy.org> writes (...) I would like to be able to rebuild the firmware & experiment with it before I get too ambitious. Has anybody fixed up the code to build with the gcc tools and made it (...) (18 years ago, 8-Jan-07, to lugnet.robotics.nxt)
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