 | | compilation switch in BrickCC Command Center?
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Thru brickcc command center, I wonder how to insert a user-defined compilation switch as I want to use it in the preprocessor directives. Input is greatly appreciated. --Elizabeth (18 years ago, 6-Feb-07, to lugnet.robotics.nxt, lugnet.robotics)
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| | Re: HELP! NXT brick flash now read-only!!
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(...) Juergen et al., Good news, everyone! The nightmare is over. :-) And I got to learn a few things in the process, too! Setting the security bit must have been what I did, although I don't specifically recall it...I do remember that, before I (...) (18 years ago, 5-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | RE: HELP! NXT brick flash now read-only!!
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(...) It may be obvious, but: Holding the reset pin for a few seconds simply does a brick reset. Holding the reset pin for around 15 seconds is supposed to put the brick into SAMBA mode. You are doing the second I hope. And just to be safe, you've (...) (18 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: HELP! NXT brick flash now read-only!!
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(...) OK, everybody take a deep breath and slow down. first of all, the SAMBA version I'm using is 1.11, available here: (URL) And for anyone that's going to get busy hacking firmware, this is a great place to start: (URL) Yes, there is a script (...) (18 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: HELP! NXT brick flash now read-only!!
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(...) The Atmel SAM-BA downloader, included in their In-system Programmer package: (URL) was using an older version than the one currently available on their site, though (1.7 vs. 1.8). (...) Well, it would be nice to be able to get back IN to the (...) (18 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: HELP! NXT brick flash now read-only!!
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(...) Nathan, What software did you use to load V1.04? It sounds like there is something in there that set the firmware to read-only after it loaded it. Can you find any settings like that in that software? Steve (18 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | HELP! NXT brick flash now read-only!!
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All, Up until this point, I kept hearing that it was pretty much next to impossible to "brick" a brick. However, I think I've managed to be the first person to prove that it *can* be done (not that I'm proud of this fact :-( ). A few weeks back, I (...) (18 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | NXT controlled Red Quad
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(URL) NXT controlled Red Quad> - completed 2-3-07 (URL) controlled Red Quad>> Motorized tail - neck and head (3 URLs) Ultrasonic - Touch and Sound Sensors (URL) Sensor>> (URL) Sensor>> (URL) Sensor>> Custom eye lights courtesy HiTechnic - 68.8 x 36 (...) (18 years ago, 4-Feb-07, to lugnet.announce.moc, lugnet.robotics.nxt, lugnet.technic, lugnet.build.mecha, FTX) !!
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| | 4Bit Digital Controller with LEGO NXT Visual Display
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Hi LEGO NXT enthusiasts, I've just posted a Reference Design on my blog (URL) showing how to build a Digital Controller with a twist. I'm using the LEGO NXT as a visual indicator. It's a remix based on providing output status for digital circuits. (...) (18 years ago, 2-Feb-07, to lugnet.robotics.nxt)
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| | NXC Documentation & Samples
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A Not eXactly Complete (NXC) version of the NXC Guide is now available on a new NXC Docs page. It is based on the original NQC Guide written by Dave Baum and John Hansen. (URL) portions of the document describe compiler features which have not yet (...) (18 years ago, 31-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: Spawning threads in NBC
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(...) Just to clarify, NXT-G doesn't have a thread scheduler. NXT-G is a just a graphical programming language, not a firmware or a virtual machine. The standard NXT firwmare implements a virtual machine which has a thread scheduler. The name of the (...) (18 years ago, 31-Jan-07, to lugnet.robotics.nxt)
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| | Re: Spawning threads in NBC
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(...) I'm sure someone with some firmware knowledge will have a better answer for this, but my belief is that there are no smarts in the firmware for swapping threads during a wait - i.e. I bet it uses a full timeslice. I have done some BT logging (...) (18 years ago, 31-Jan-07, to lugnet.robotics.nxt)
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| | RE: Spawning threads in NBC
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I don't know how the NXT-G thread/task scheduler works. Just wondering if anyone has any idea on the impact on execution performance when multiple threads are running? And how often threads are scheduled? For example, if you have a "main" thread (...) (18 years ago, 31-Jan-07, to lugnet.robotics.nxt)
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| | Re: Spawning threads in NBC
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(...) I stop a thread the manual way: #define STOP_OTHER_THREAD() \ set bOtherThreadEnable, FALSE dseg segment bOtherThreadEnable byte TRUE ends thread main start OtherThread // John's great invention //... STOP_OTHER_THREAD() // ... endt thread (...) (18 years ago, 30-Jan-07, to lugnet.robotics.nxt)
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| | Re: Spawning threads in NBC
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(...) I'm trying to leave you alone John, but I haven't been too successful :). (18 years ago, 30-Jan-07, to lugnet.robotics.nxt)
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| | Re: WIP - Red Quad
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Hello Eric! (...) The legs show a high flexiblity! Great! Why are there wheels on the feets? Are there wheels so that they feets legs do not slipping away? I think a time abot the Mindstorms NXT and I think about how to use this in a Mecha. Nice to (...) (18 years ago, 30-Jan-07, to lugnet.build.mecha, lugnet.robotics.nxt, FTX)
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| | NBC and NXC API macro testing (bluetooth-related)
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If you have 2 NXTs lying around and you are moderately interested in testing some potentially interesting new NBC and NXC API macros then I would definitely be interested in hearing from you via email. I have written a few additions to the NXTDefs.h (...) (18 years ago, 30-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: WIP - Red Quad
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(...) Ah-ha! That explains my strange building habits lately. Hopefully the merger will mean I'll get an equal portion of the extensive Sophie part collection. I mean, if you doesn't know where he got it, you won't miss it right? -a (18 years ago, 30-Jan-07, to lugnet.build.mecha, lugnet.robotics.nxt)
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| | NXC/NBC release news
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I have posted beta 24 of NBC/NXC. Here's the list of fixes and new features: Version 1.0.1.b24 ---...--- - Fixes a preprocessor bug in NBC and NXC that is triggered by not having a ')' at the end of a macro invocation (or anywhere following in the (...) (18 years ago, 29-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | RE: Spawning threads in NBC
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In practicality, it is not a good practice to kill another thread without some sort of synchronization anyway. However, if one thread is not responding for a long period of time, it will be good to allow the parent thread to terminate it. (...) (18 years ago, 29-Jan-07, to lugnet.robotics.nxt)
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