 | | NRLink reading RCX response w/ RobotC
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I have posted a problem to the RobotC forums and not recieved any response: (URL) anyone here have any experience with RobotC (how is their support)? Has anyone here worked with the NRLink? Have you been able to get a response from the RCX? Thanks, (...) (17 years ago, 31-Jul-07, to lugnet.robotics.nxt)
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| | A Better Robo-Arm With Mindstorms Old And New
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Hello everyone. Here is my better robo-arm. It's meant to be an improvement on the "56-C" arm which is on the official NXT CD. A movie of the BetterArm (I hope it works)... (URL) view (click on Quick Pic) (URL) wrong with the official Lego arm? * (...) (17 years ago, 30-Jul-07, to lugnet.robotics.nxt)
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| | Re: NXT model instructions under OS X 10.2.8?
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(...) I've written a some time ago a detailed review of the file structure of these files. You can access it here: (URL) note that the building instructions for the retail and educational set models (i.e. TriBot, Alpha Rex etc.) can be downloaded as (...) (17 years ago, 30-Jul-07, to lugnet.robotics.nxt)
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| | Re: NXT model instructions under OS X 10.2.8?
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(...) The Academy content is just a series of HTML files. For Tribot, for instance, drill down this path: LEGO MINDSTORMS NXT/engine/editorVIs/Academy content/activities/v...es/tribot/ and then open "main.html". If you know click on the first (...) (17 years ago, 29-Jul-07, to lugnet.robotics.nxt)
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| | Re: Alternate NXT-Firmware flashing tools
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(...) Hi Matt, I think the problem is, that 99% of users using MS and Intel equipment... Minorities, like me, have always problems when using this :D I can't resist... Bye Christian (17 years ago, 29-Jul-07, to lugnet.robotics.nxt.nxthacking)
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| | NXT model instructions under OS X 10.2.8?
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My laptop can only run Mac OS X 10.2.8, but the NXT software requires 10.3 or later. And yes, I tried it anyway, but it crashes on launch. My desktop machine runs 10.4.9 and the NXT software works just fine, but I can't have my son sitting at my (...) (17 years ago, 29-Jul-07, to lugnet.robotics.nxt)
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| | Re: Alternate NXT-Firmware flashing tools
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(...) Hi Jürgen, just for information: nxjflash has the same problems at PPC and SPARC ;-( Next week I try to get a little endian machine and try it again... Thanx for your detailed informations Bye Christian (17 years ago, 29-Jul-07, to lugnet.robotics.nxt.nxthacking)
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| | NXTAssembler 1.0 Alpha 2
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Hi, First I want thanks John Hansen ,for the replies and for the NBC project. I released the alpha 2 of NXTAssembler 1.0, it's the first version that has something working! :-D (It's an alpha software and it contains a lot of bugs :-( ) Examples of (...) (17 years ago, 28-Jul-07, to lugnet.robotics.nxt)
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| | Re: Alternate NXT-Firmware flashing tools
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Hi all, (...) Recently, we finished a runtime for the RCX, and discovered the awful state of uploading tools for that platform. In particular, there are at least three versions of firmdl running around the net, each capable handling different (...) (17 years ago, 28-Jul-07, to lugnet.robotics.nxt.nxthacking)
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| | RE: RotateMotor is stuck/nxc
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John, The new nbc b31 works! Thank you! Now I'm onto making the biped walking more fluidly... --E -----Original Message----- From: news-gateway@lugnet.com [mailto:news-gateway...ugnet.com] On Behalf Of John Hansen Sent: Friday, July 27, 2007 1:30 (...) (17 years ago, 27-Jul-07, to lugnet.robotics.nxt)
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| | Re: Alternate NXT-Firmware flashing tools
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Hi Christian, (...) if you have an endianness problem it should be visible. The easiest would be to compare it with a little-endian machine. (...) It uses the SAM-BA protocol, which is rather simple and without error checking, more like what a human (...) (17 years ago, 28-Jul-07, to lugnet.robotics.nxt.nxthacking)
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| | Re: RotateMotor is stuck/nxc
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(...) Elizabeth, Could you upgrade to b31 of NXC and see if you still have this problem? You will need to update your TextOut call to put the "false" as the last parameter or leave it out altogether. TextOut(0, LCD_LINE2, "DONE ROTATE"); Also, could (...) (17 years ago, 27-Jul-07, to lugnet.robotics.nxt)
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| | RE: RotateMotor is stuck/nxc
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Just to clarify more although it probably is very clear to most... LEGS_TURNING_DEG = some int to indicate the turning degree MOVENOW & DONE contains different integer values --E -----Original Message----- From: news-gateway@lugnet.com (...) (17 years ago, 27-Jul-07, to lugnet.robotics.nxt)
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| | RotateMotor is stuck/nxc
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Symptom: Stuck in RotateMotor function call. ===...=== Synopsis of how to create the problem : - 2 tasks - Task1 handles motor A & C - Task2 handles motor B - Task1’s motor movements have to synchronize with the Task2’s motor B movement - Mutex is (...) (17 years ago, 27-Jul-07, to lugnet.robotics.nxt)
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| | Re: Alternate NXT-Firmware flashing tools
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(...) ReHi Jürgen, yes this is a trivial job, but what should I learn from this packets ? fwflash returns no error back to commandline ... Does this mean fwflash works blindly and returns no protocol or packet errors ? Why is the result "success" (...) (17 years ago, 26-Jul-07, to lugnet.robotics.nxt.nxthacking)
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| | Re: Alternate NXT-Firmware flashing tools
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Hi Christian, (...) you could add some code in lowlevel.c to dump the USB packets, and then look if you see anything wrong. Jürgen (17 years ago, 26-Jul-07, to lugnet.robotics.nxt.nxthacking)
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| | Re: Alternate NXT-Firmware flashing tools
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(...) Hi Jürgen, very good idea. Please give me some hints where to start. I haven't found any --verbose command line parameters, yet :D OK, I'm trying to read the source again, expecting ENDIAN problems like every time using PPC and SPARC :-D Bye (...) (17 years ago, 25-Jul-07, to lugnet.robotics.nxt.nxthacking)
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| | Re: Alternate NXT-Firmware flashing tools
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Hi Christian, (...) how about trying to fix fwflash? Jürgen (17 years ago, 25-Jul-07, to lugnet.robotics.nxt.nxthacking)
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| | Re: stop task
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(...) It hasn't, Elizabeth - I'm not upset at John, and he knows *far* more about programming than I do. I just wanted to point out that there are process where abruptly "killing" a thread was one of the best solutions I ever found, due to the speed (...) (17 years ago, 25-Jul-07, to lugnet.robotics.nxt)
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| | Alternate NXT-Firmware flashing tools
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Hi NXT-Community, I'm searching for an alternate firmware flashing tool for the NXT... Using the Lego Mindstorms Software is an easy way to do this, but not available for my favorite operating systems. I've tried fwflash from libnxt, but without (...) (17 years ago, 25-Jul-07, to lugnet.robotics.nxt.nxthacking)
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