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 Robotics / NXT / 866 (-100)
  Re: Mobile Phone for pbLua Development
 
(...) And now the pictures of this project WindowsMobile pbLuaConsole (URL) V2 with extensions like GPS and Highspeedconnector (URL) it Bye Christian (17 years ago, 7-Aug-07, to lugnet.robotics.nxt)
 
  Re: multiple-files projects in NBC
 
(...) The compiler line number error reporting problems are bugs. It should work properly for #included files but it does not currently do so. I will try to get that fixed once I get my book written. My deadline is fast approaching and I still have (...) (17 years ago, 7-Aug-07, to lugnet.robotics.nxt)
 
  Mobile Phone for pbLua Development
 
Hi, yes it is true, pbLua-Development can be done at WindowsMobileDevices... Mobile_with_terminal...ua_Console This works fantastic in the garden or at the beach :D Enjoy pbLua Features Bye Christian (17 years ago, 7-Aug-07, to lugnet.robotics.nxt)
 
  Re: Two NXT Back2Back
 
(...) ReHi, I'm building an external SD-Card-Interface for storing data, using RS485... NXT-->RS485-->AtMega...->SPI-->SD Next project is AVRCAM via RS485 :D Thanks for your response Bye Christian (17 years ago, 7-Aug-07, to lugnet.robotics.nxt)
 
  multiple-files projects in NBC
 
I might have missed this topic in the manual, but is there any support for splitting NBC project into several files? I know there is #include macro, but the problem is that the compiler then reports errors/warnings at lines relative to the merged (...) (17 years ago, 7-Aug-07, to lugnet.robotics.nxt)
 
  Re: Two NXT Back2Back
 
(...) I do not see how you could burn any parts or drivers. Even if both ports would be in active sensor mode and (obviously) out-of sync, the electronics that connects the port to ADC should handle that as normally the same pin is used to power up (...) (17 years ago, 7-Aug-07, to lugnet.robotics.nxt)
 
  Re: RotateMotorEx hangs
 
(...) The change I have made is to replace this: // Waits till angle reached index __rotate_firstPort0, __rotate_ports0, NA __rotate_Running0: getout __rotate_rs0, __rotate_firstPort0, RunState brcmp EQ, __rotate_Running0, __rotate_rs0, (...) (17 years ago, 6-Aug-07, to lugnet.robotics.nxt)
 
  RE: NRLink reading RCX response w/ RobotC
 
(...) Look at the file "RCX2 LASM Byte Codes" for a description of each of the available opcodes. Read (URL) coupled with the contents of my previous email. (...) No valid message starts with with 'opcode' byte of '00' or 'FF'. [Check out the above (...) (17 years ago, 3-Aug-07, to lugnet.robotics.nxt)
 
  RE: RotateMotorEx hangs
 
As long as it will still retain the value of rotation count, it will be very useful. Otherwise, it will be bad! This will help in simulating an event driven instance. Do you see there is any down side of this implementation other than a few more (...) (17 years ago, 6-Aug-07, to lugnet.robotics.nxt)
 
  Re: RotateMotorEx hangs
 
(...) You asked for it, you got it. :-) John Hansen (17 years ago, 5-Aug-07, to lugnet.robotics.nxt)
 
  Two NXT Back2Back
 
Hello Community, can direct connection of two NXTs (port4) with normal Lego-cables damage any parts or drivers ? Normally I use a special cable (Pins 3,5,6) to use the RS485 communication to another NXT, but some guys told me, they have used the (...) (17 years ago, 5-Aug-07, to lugnet.robotics.nxt)
 
  RE: RotateMotorEx hangs
 
"... Maybe I could check that the power level is not equal to zero as well..." Good idea. Will be included in the coming release? --Elizabeth -----Original Message----- From: news-gateway@lugnet.com [mailto:news-gateway...ugnet.com] On Behalf Of (...) (17 years ago, 5-Aug-07, to lugnet.robotics.nxt)
 
  Re: File Error - what does it exactly mean?
 
(...) I would guess that 99% of the time that you get a File Error abend in an NXT program it is because of trying to access an element beyond the end of the array. I'm glad you were able to figure the problem out quickly. It would be nice if the (...) (17 years ago, 5-Aug-07, to lugnet.robotics.nxt)
 
  Re: NRLink reading RCX response
 
(...) Thanks for the recommendation John, I think we met in '99 at Mindfest at MIT, but I'm sure you met way too many to remember. I'm a long-time user of NQC and I evaluated NXC right after I got the NXT, along with RobotC. I've been focusing on (...) (17 years ago, 5-Aug-07, to lugnet.robotics.nxt)
 
  Re: File Error - what does it exactly mean?
 
(...) I have to answer myself after analyzing the reason. The error occured when trying to access elements of array outside of the initialized range. Glad to have resolved it. (17 years ago, 5-Aug-07, to lugnet.robotics.nxt)
 
  File Error - what does it exactly mean?
 
Hello, I have an NBC program which compiles fine and the previous versions of it were working as expected. After some minor modifications, the program is interrupted in the middle with a message "File Error!" shown on the LCD for a short momemnt and (...) (17 years ago, 5-Aug-07, to lugnet.robotics.nxt)
 
  Re: Wishlist for next pbLua Beta
 
(...) My thought would be to aim for a filesystem designed for flash use, like yaffs ( (URL) ). That particular filesystem is licensed under GPL and might be uncomfortably large too, I'm not sure, but it's structured more appropriately than FAT. I (...) (17 years ago, 4-Aug-07, to lugnet.robotics.nxt)
 
  Re: NRLink reading RCX response
 
(...) You might want to consider using NXC and the standard NXT firmware. Here's some code John Barnes wrote in NXC for reading sensor values via the NRLink: int count; int sensorval; int i; int temp; byte toggle=0; byte csum; byte RCXcmnd[]; /*[0] (...) (17 years ago, 4-Aug-07, to lugnet.robotics.nxt)
 
  Re: RotateMotorEx hangs
 
(...) When you call RotateMotorXXX here is the code that is executed: subroutine __RotateMotor0 brtst EQ, __rotate_Done0, __rotate_angle0 sign __rotate_thePower0, __rotate_angle0 abs __rotate_theAngle0, __rotate_angle0 mul __rotate_thePower0, (...) (17 years ago, 3-Aug-07, to lugnet.robotics.nxt)
 
  RotateMotorEx hangs
 
This is actually the topic about interrupting RotateMotor(). I resend with a more appropriate topic. --E -----Original Message----- From: news-gateway@lugnet.com [mailto:news-gateway...ugnet.com] On Behalf Of Elizabeth Mabrey Sent: Thursday, August (...) (17 years ago, 3-Aug-07, to lugnet.robotics.nxt)
 
  RE: Idea on how to interrupt RotateMotor?
 
Look at the following sample code: ===...=== int shut =0; task x1() { TextOut(0, LCD_LINE3, "Waiting until it sees dark!..."); until (Sensor(IN_1)<40); shut=1; Off(OUT_AC); } task x2() { RotateMotorEx(OUT_AC, 75, 360, 0, FALSE, TRUE); TextOut(0, (...) (17 years ago, 3-Aug-07, to lugnet.robotics.nxt)
 
  Idea on how to interrupt RotateMotor?
 
Since there is no event in nxc. Is there anyway to interrupt this call via a Off(OUT_AC) in another task? RotateMotor(OUT_AC, 20, 800); I could have used a time Wait after onFwd. However, This will not allow me to get a more previous degree turning. (...) (17 years ago, 3-Aug-07, to lugnet.robotics.nxt)
 
  Re: NRLink reading RCX response w/ RobotC
 
(...) I downloaded the SDK from (URL) but can't find any reference to the message format. Perhaps this is the wrong SDK? I've looked in all the doc .pdf files and skimmed everything else. I sure am having a hard time locating things. (...) So what (...) (17 years ago, 3-Aug-07, to lugnet.robotics.nxt)
 
  RE: NRLink reading RCX response w/ RobotC
 
(...) I couldn't find it either, but its out there somewhere. (...) Agreed. It started as a internal debugging tool and was left visible for the small handful of power users who write their own I2C device drivers. (...) Agreed. I went back and (...) (17 years ago, 2-Aug-07, to lugnet.robotics.nxt)
 
  Re: NRLink reading RCX response w/ RobotC
 
(...) Searching for "robotc i2c" returns 3 message in the forums: "Interfacing with Lego Sensors" "Help with US sensor!!" "RobotC I2C Help" Only the third message describes "Test I2C Messaging". It's very specific to the message thread and in it you (...) (17 years ago, 2-Aug-07, to lugnet.robotics.nxt)
 
  RE: NRLink reading RCX response w/ RobotC
 
There are three steps to reading an I2C message from a sensor. 1. Send a message to the I2C sensor to initiate the read. Look at the program "NXT HiTechnic Accelerometer" in the RobotC sample programs folder for an example that you can clone. (...) (17 years ago, 1-Aug-07, to lugnet.robotics.nxt)
 
  Re: pbLua Beta 13c first impressions
 
Walt, Thanks for mentioning my pbLua installation instructions (that are available also in my "Advanced NXT - The Da Vinci Inventions Book" alongside with a lot of samples for pbLua programs, by the way ;-) ). Keep in mind, though, that they have (...) (17 years ago, 1-Aug-07, to lugnet.robotics.nxt)
 
  Re: pbLua Beta 13c first impressions
 
(...) Walt, thanks for having a look at pbLua and giving it a try. Most importantly, thanks for providing feedback in a forum where we can all learn from what you have done... (...) Soon. It's next on the list of things to do. (...) pbLua has all (...) (17 years ago, 1-Aug-07, to lugnet.robotics.nxt)
 
  Eclipse and LEJOS OSEK
 
Hi If you were looking for a nice IDE for LEJOS OSEK application development, why wouldn't you use Eclipse? I tested it and it works pretty well! (URL) (17 years ago, 1-Aug-07, to lugnet.robotics.nxt)
 
  pbLua Beta 13c first impressions
 
pbLua beta 13c Ralph Hempel has given us pbLua which is a terrific free tool for programming the NXT. As a novice programmer, I had a bit of trouble getting it to work so I want to pass along my notes to other novices who might be interested. Feel (...) (17 years ago, 1-Aug-07, to lugnet.robotics.nxt)
 
  NRLink reading RCX response w/ RobotC
 
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)
 
  A Better Robo-Arm With Mindstorms Old And New
 
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)
 
  Re: NXT model instructions under OS X 10.2.8?
 
(...) 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)
 
  Re: NXT model instructions under OS X 10.2.8?
 
(...) 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)
 
  NXT model instructions under OS X 10.2.8?
 
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)
 
  NXTAssembler 1.0 Alpha 2
 
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)
 
  RE: RotateMotor is stuck/nxc
 
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)
 
  Re: RotateMotor is stuck/nxc
 
(...) 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)
 
  RE: RotateMotor is stuck/nxc
 
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)
 
  RotateMotor is stuck/nxc
 
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)
 
  Re: stop task
 
(...) 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)
 
  RE: stop task
 
Everyone, Being fair in the judgement in using a global watchdog flag to terminate a task. Honestly, when I have a multi-threaded process, I have always used a watchdog type of flag, mutex, semaphore, etc. to signal a thread to terminate. I hardly (...) (17 years ago, 25-Jul-07, to lugnet.robotics.nxt)
 
  Re: stop task
 
(...) Well, you may not consider that awkward, but having been able to use the "stop" & "start" task commands in NQC, I do actually consider it very awkward. For instance, if I want to immediately stop some task under the "stock" FW... well, I (...) (17 years ago, 24-Jul-07, to lugnet.robotics.nxt)
 
  Re: stop task
 
(...) It is not a rather awkward option, imho. That's like saying breaking out of an infinite loop using a flag is awkward and that it would be better to have some form of stop loop keyword that you could use from outside the loop instead. Is it (...) (17 years ago, 24-Jul-07, to lugnet.robotics.nxt)
 
  Re: stop task
 
(...) Using a global to flag out of a task is about the only (rather awkward) option I know of. This is one of the things that I really have issues with under the NXT-G FW. (17 years ago, 24-Jul-07, to lugnet.robotics.nxt)
 
  stop task
 
I just noticed that there is no function to terminate a task like nqc . "stop" . I am currently setting up a global watchdog variable to signal a task to exit. Suggestion? --Elizabeth (17 years ago, 24-Jul-07, to lugnet.robotics.nxt)
 
  Re: Temporarily removing official NXT driver to use SAM-BA
 
FYI, just in case anyone has this problem in the future, I was able to fix it by using "Update Driver" in Device Manager while the NXT was in SAM-BA mode, and telling Windows that I would choose the driver. On the list were the Lego driver and the (...) (17 years ago, 23-Jul-07, to lugnet.robotics.nxt)
 
  Re: It says it is, but it ain't resetting
 
Hi, (...) probably some problem with the USB data transfer on your computer, which corrupted the firmware. This seems to occur with some computers, LEGO put out a driver update last year to correct it: (URL) that the ticking sound doesn't (...) (17 years ago, 23-Jul-07, to lugnet.robotics.nxt)
 
  Re: It says it is, but it ain't resetting
 
(...) I've resurrected the "dead" NXT using the standard procedures and my home computer. Perhaps, the computers in the lab where smarter than mine. Mine performed the download but froze up. I had to power down and reboot. All is fine now, though (...) (17 years ago, 23-Jul-07, to lugnet.robotics.nxt)
 
  Re: RCX Roverbot morphs to NXT
 
(...) The kids in last weeks class got some track models started then they quit when the going got rough. After I finished my model, they realized how much slower tracks are versus wheels. They chose speedy wheels over tracks. It's going to be (...) (17 years ago, 22-Jul-07, to lugnet.robotics.nxt)
 
  Re: It says it is, but it ain't resetting
 
(...) I'll try the Briccx and/or NeXTTool approach. Thanks (17 years ago, 22-Jul-07, to lugnet.robotics.nxt)
 
  Orange color with LeoCAD
 
Bothered by the weird rendering of orange color in LeoCAD, I have compiled an unofficial version that imports, displays and export correctly this color. Get it here: (URL) (17 years ago, 22-Jul-07, to lugnet.cad.leocad, lugnet.robotics.nxt)
 
  Re: It says it is, but it ain't resetting
 
(...) It may just need new batteries. You may want to try putting brand new Alkaline AAs in it and then press the reset button for a long time (or try using BricxCC or NeXTTool to put the brick in SAMBA mode). John Hansen (17 years ago, 22-Jul-07, to lugnet.robotics.nxt)
 
  Re: RCX Roverbot morphs to NXT
 
I've been working on a tracked robot for my FLL team to play with. I don't have any pictures, but an MLCAD model is about 99% complete. I need to do the wires and am having fun trying to learn lsynth. Here's an image of the robot: (URL) not sure how (...) (17 years ago, 21-Jul-07, to lugnet.robotics.nxt)
 
  It says it is, but it ain't resetting
 
I reset an errant NXT and completed downloading the firmware. But the NXT still would not wake up and stayed in Samba mode. Trying to download firmware immediately after latching the battery pack and hearing the Samba beat, gives me a "Cannot locate (...) (17 years ago, 21-Jul-07, to lugnet.robotics.nxt)
 
  New BricxCC test release
 
I have uploaded a new BricxCC test release that includes some new BricxCC features that folks have requested. 1. From the NXT Screen tool you can execute utility functions such as renaming your NXT, resetting Bluetooth to factory defaults, and (...) (17 years ago, 20-Jul-07, to lugnet.robotics.nxt)
 
  Re: New assembler for NXT :-)
 
(...) I just had a look at your project. It is very cool! I am very glad to see that someone else is trying to sort out how to generate valid NXT executables. Hopefully you've been able to piggy-back on some of my NBC work so that you haven't had to (...) (17 years ago, 20-Jul-07, to lugnet.robotics.nxt)
 
  New assembler for NXT :-)
 
Hi, I'm Matteo Valdina and I'm the main developer of NXTAssembler. NXTAssembler is an assembler for the standard firmware of Lego Mindstorms NXT.This project can be found at (URL) and for information (URL) project is written in Java 1.5 and (...) (17 years ago, 19-Jul-07, to lugnet.robotics.nxt)
 
  Re: RCX Roverbot morphs to NXT
 
(...) site. I checked out Goliath I and II at Matthias' site and the Clanker. I can see that the Goliaths are not geared down and the motors are tucked into a well created by the triangular configuration of the thread and the vertical mounting (...) (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  Re: RCX Roverbot morphs to NXT
 
(...) I tend to avoid tracked robots as much as possible, but have found myself using them a significant amount with the NXT for some reason. While this doesn't use "standard treads", here's a good minimalist treaded vehicle (it would be very easy (...) (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  Re: RCX Roverbot morphs to NXT
 
Gypsy, you could have a look here - there are two tracked robots (alongside with building instructions): (URL) von gypsy_fly <e_pilobello@yahoo.com>: (...) ---...--- This message was sent using IMP, the Internet Messaging Program. (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  RCX Roverbot morphs to NXT
 
I brought in all our RCX pieces for this week's "Lego A.T.V. Droid" class. I figured the kids might want to create a tracked robot or two. I made one myself after several kids struggled to create a sturdy base. At the moment, I'm staring at my (...) (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  Re: nxt interfaces with GPS using nxc or robotc?
 
(...) I've been wanting to do this for quite some time. John suggested using the IO map before, but I've never been able to get the data I needed from there. So, having played with LEGO's firmware, RobotC, and looking at other options, the only (...) (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  Re: Rechargeable Battery Question
 
(...) Gus, I appreciate the rapid feedback. Off to order an extended battery pack. Thanks again. Brian (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  Re: Rechargeable Battery Question
 
(...) It's the same. (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  Rechargeable Battery Question
 
I am brand new to the NXT world but I would like to purchase the rechargeable battery. My question: Is the A/C adapter unique to the battery or can a train a/c adapter be used instead? I know the combo pack is only $5 more but I have way to many (...) (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  Re: nxt interfaces with GPS using nxc or robotc?
 
(...) I'm not convince personally that it can't be done with the standard NXT firmware yet but I quite possibly am missing something in my examination of the NXT firmware sourcecode. It seems like the incoming data should be copied into the (...) (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  leJOS NXJ 0.3 released
 
The latest version of leJOS NXJ is finally ready! For those who aren't familiar with leJOS, it's a full replacement firmware for the LEGO Mindstorms NXT brick that allows you to run Java programs on the NXT brick. leJOS NXJ works with Windows, Linux (...) (17 years ago, 18-Jul-07, to lugnet.robotics.nxt)
 
  Re: nxt interfaces with GPS using nxc or robotc?
 
(...) Unless John Hansen does some significant rewriting of the FW again, I don't think you'll be talking to your GPS via NXC (or anything else based on the standard FW). The problem is that GPS units like to send strings of charecters, while the (...) (17 years ago, 17-Jul-07, to lugnet.robotics.nxt)
 
  nxt interfaces with GPS using nxc or robotc?
 
Hello all, I tried to interface my gps, i.trekz1 solar Bluetooth datalogger, using the NXC. No luck there. Wonder if anyone has played with that at all. (17 years ago, 17-Jul-07, to lugnet.robotics.nxt)
 
  Colors, LDconfig, etc...
 
Is there some project to extend LDconfig.ldr to include some recent colors such as Light Stone Gray? Case in point: NXT parts are presently coded in color 383, which works fine with most CAD program but is - as intended - shown as chrome (shiny (...) (17 years ago, 17-Jul-07, to lugnet.cad, lugnet.robotics.nxt)
 
  Java for NXT
 
LeJOS NXJ 0.3 is out! After a long and painful delay (especially for the developers) the new and improved version of leJOS NXJ is finally available. This new version has many new features including storing programs and data to flash memory, a menu (...) (17 years ago, 17-Jul-07, to lugnet.robotics.nxt)
 
  New NXC/NBC release is available
 
I have released today beta 31 of NBC/NXC. Lots and lots of fixes and enhancements. Some of your code may not compile due to fixes that I have made to the parser. It used to let things get past which it should not have been allowing such as extra (...) (17 years ago, 13-Jul-07, to lugnet.robotics.nxt)
 
  Re: Teaching Bluetooth and Protocols
 
(...) Sounds like a great way to test. We could probably try the experiment tomorrow. At the moment, the 10 boys in this week's class are more inclined to play "grab the flag" using automonous robots than BT Remote Control. We experienced the 5 pair (...) (17 years ago, 12-Jul-07, to lugnet.robotics.nxt)
 
  NXTasy challenge #3
 
For those not reading TheNXTStep not NXTasy (are there any?) - I organize a new community challenge over NXTasy forums. The challenge is to build a NXT 'ANT' ('ANxT' for short) which carrys a weight over 1 meter distance above ground. The extra fun (...) (17 years ago, 12-Jul-07, to lugnet.robotics.nxt)
 
  Re: Teaching Bluetooth and Protocols
 
(...) As soon as I get ten NXTs handy, I'll be sure to test this. In fact, I may know somebody who could test this (or at least I can think of a place, NI Week, where I might). Very odd. Try this. Establish five pairs, and then establoish a sixth (...) (17 years ago, 12-Jul-07, to lugnet.robotics.nxt)
 
  Re: Teaching Bluetooth and Protocols
 
(...) Strange indeed, But, that's what we experienced. I have faith that more than 5 pairs can communicate all at the same time. On the other hand, maybe we used up all the channels. Perhaps like in RC airplanes, we ran out of crystals. (17 years ago, 11-Jul-07, to lugnet.robotics.nxt)
 
  Re: Teaching Bluetooth and Protocols
 
(...) ... (...) Just to be clear, you got 5 pairs of master/slave NXTs to communicate as pairs? But if you added a 6th pair, then those two could not connect to each other? That's really strange... Ralph (17 years ago, 11-Jul-07, to lugnet.robotics.nxt)
 
  Teaching Bluetooth and Protocols
 
I've reached a goal this summer. Last week, 5 kids got into Bluetooth and made simple remote controls. I provided two simple NXT-G programs, BTSend on the Master NXT Remote Control and BTRecv on the Robot Slave. BTSend uses the left and right NXT (...) (17 years ago, 11-Jul-07, to lugnet.robotics.nxt)
 
  Re: Introduction of LEJOS OSEK
 
LEJOS OSEK ver.1.03 was just released. (URL) 1.03 includes a minor bug fix and a new interesting application example which is called NXT GT. NXT GT is a Bluetooth based R/C car and you can control the NXT GT by using PC analog game pad controller! (17 years ago, 11-Jul-07, to lugnet.robotics.nxt)
 
  Re: MINDSTORMS Community Partners
 
(...) Is this the same forum that Vernier Software is involved in? The company is making ready as many of their sensors (40+) to work with the NXT. Their Logger Pro is used in a lot of middle and high school science classrooms. The last time I (...) (17 years ago, 10-Jul-07, to lugnet.robotics.nxt, FTX)
 
  Using the NXT with I2C Sensors
 
All, I've finally got around to updating my site with a detailed description of connecting the NXT to the ultrasound (sonar) sensor and also to third party sensors like those from HiTechnic and Mindsensors. (URL) Cheers, Ralph (17 years ago, 5-Jul-07, to lugnet.robotics.nxt)
 
  Re: MINDSTORMS Community Partners
 
(...) I was under the possibly mistaken impression that joining the MCP for round 2 was intended to be a "by invitation only" sort of thing and that it was not intended to be sent out to the general public. I could be wrong and, if so, my humble (...) (17 years ago, 4-Jul-07, to lugnet.robotics.nxt, FTX)
 
  MINDSTORMS Community Partners
 
Are You a Hardcore LEGO MINDSTORMS NXT User? Do you want to have a seat in our closed webforum, the Mindstorms Community Partners, where we involve you in our development and tests of new ideas, concepts, prototypes, products and discuss various (...) (17 years ago, 4-Jul-07, to lugnet.robotics.nxt, lugnet.general, FTX)  
 
  Re: Using the NXT with a GPS
 
(...) Perhaps Canada skips from the 3rd to the 5th every year. Maybe they just have a Sadie Hawkin's Day (1) every year to make up for it? -Rob www.lifelites.com (1) (URL) (17 years ago, 3-Jul-07, to lugnet.robotics.nxt)
 
  Re: Using the NXT with a GPS
 
(...) Hi Ralph, and all my open questions (3-4 weeks old) are answered now ! It works fine with OSX and WM5 BT-Peers... I've managed it to peer with OSX 10.4.x or WM5 and send simple strings now! Great job Thanks Bye Christian (17 years ago, 2-Jul-07, to lugnet.robotics.nxt)
 
  NBC/NXC beta 31 Release
 
I am about ready to release a new beta of NBC/NXC. There are some very important new features and bug fixes in this release. Here's the current list of fixes and new features. Version 1.0.1.b31 ---...--- - Fixes a boolean expression bug which (...) (17 years ago, 2-Jul-07, to lugnet.robotics.nxt)
 
  Re: Using the NXT with a GPS
 
(...) I guess I need to download the latest version. Thanks Ralph. (...) Don't you have a July 4th in Canada? :) Steve (17 years ago, 2-Jul-07, to lugnet.robotics.nxt)
 
  Using the NXT with a GPS
 
All, I've finally got around to updating my site with a detailed description of connecting the NXT to a Bluetooth GPS unit. It updates the NXT display in real time with lat, long etc. The parsing is really barebones and shows the power of pbLua in a (...) (17 years ago, 2-Jul-07, to lugnet.robotics.nxt)
 
  RE: Progressing from RCX to NXT
 
Did they use Robolab to teach at the summer camp? If so, he could also use it to program the NXT; just make sure you obtain Robolab 2.9 version which supports both RCX and NXT; version 2.5 is RCX only. -----Original Message----- From: (...) (17 years ago, 1-Jul-07, to lugnet.robotics.nxt)
 
  NXT & RIC
 
A while back I wrote part 1 of a 2 part description of the RIC file format on the Nxtasy blog. I still haven't gotten around to writing part 2 (been busy writing other stuff) but RIC-related things have been hanging around on the edges of my (...) (17 years ago, 29-Jun-07, to lugnet.robotics.nxt)
 
  Re: Introduction of LEJOS OSEK
 
LEJOS OSEK Website has been available at (URL) There has been several updates since the first introduction: - LEJOS OSEK Ver 1.02 supports restart of application program by pressing the triangle button at the left hand side of NXT. (Usability should (...) (17 years ago, 29-Jun-07, to lugnet.robotics.nxt)
 
  Progressing from RCX to NXT
 
SHORT VERSION Can anyone point me in the direction of some simple NXT models, preferably of fun things like vehicles, that a smart rising 4th grader can build on his own, that will inspire him to explore NXT? LONGER VERSION My son is 9 1/2. We gave (...) (17 years ago, 29-Jun-07, to lugnet.robotics.nxt)
 
  Temporarily removing official NXT driver to use SAM-BA
 
Hey, I tried to post this message two days ago and it hasn't shown up yet, so I'm trying again (with a different client in case that's why it was eaten). If people receive duplicates, I sincerely apologize. Message follows: Hey, I apologize in (...) (17 years ago, 27-Jun-07, to lugnet.robotics.nxt)
 
  pbLua BT Code
 
Hello community, has anybody a working code for pbLua ? I've tried to connect from NXT-pbLua to remote WindowsMobileDevice, but no success... What is the correct way to connect to remote devices ? 1.how is the peering of both partner done ? 2.how (...) (17 years ago, 13-Jun-07, to lugnet.robotics.nxt)
 
  Re: CBS (Clicking Brick Syndrome) Patch availible
 
(...) OK - I can't seem to be able to update the firmware on my NXT brick. I never had the clicking brick problem; I followed the instructions from the website for updating the driver to version 1.02. But the poblem is still there. I've done all the (...) (17 years ago, 12-Jun-07, to lugnet.robotics.nxt)
 
  Re: eZCIRCUITs
 
(...) The correct URL is (URL). Sorry for the confusion. Don Wilcher (17 years ago, 11-Jun-07, to lugnet.robotics.nxt)
 
  eZCIRCUITs
 
Hi All, eZCIRCUITs® is the simple technique of taking basic electronic circuits and interfacing them with the LEGO NXT.I've posted the first eZCIRCUIT application on my blog at (URL). The application note is fully documented with color illustrations (...) (17 years ago, 11-Jun-07, to lugnet.robotics.nxt)
 
  NXC News
 
I have posted a new beta release of NBC/NXC. Beta 30 fixes a number of bugs introduced in beta 29 as well as a few that have been around for quite a while. Please let me know if you run into any problems with this new version. There is also a new (...) (17 years ago, 7-Jun-07, to lugnet.robotics.nxt)
 
  Re: events /nxt vs. events/rcx
 
(...) Sigh... "good luck"? I don't mean to sound too negative, but this is a hard nut to crack under the standard FW I think... at least I've yet to figure out a way to do it to my satisfaction. In fact, more than almost any other single point, this (...) (17 years ago, 31-May-07, to lugnet.robotics.nxt)


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