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 Robotics / RCX / *9445 (-20)
  BricxCC release 3.3.7.10
 
(URL) just released BricxCC 3.3.7.10. Lots of stuff is unfinished but it has been forever since my last official release. New Stuff (in part): Version 3.3.7.10 has a revised help system (not entirely complete). It adds support for the new Swan (...) (19 years ago, 4-Oct-05, to lugnet.robotics.rcx)  
 
  NQC release 3.1r3
 
(URL) a bug in expressions like a = a*2 + a*3; Thanks! John Hansen (19 years ago, 4-Oct-05, to lugnet.robotics.rcx.nqc)
 
  Re: roboarm activities
 
(...) I found that either rotating a colour wheel in front of the sensor(with its distance LED off) in combination with a white light -or- using a coloured LED at a _very_ close distance works well; i.e. most materials give a marked response as long (...) (19 years ago, 3-Oct-05, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx.robolab)
 
  Latest version os
 
Hi, Can someone post a latest compiled version of the brickos 0.9.0 (BrickOS.srec) I have some trouble to compile this version Thanks, Jan Kromhout Hellevoetsluis-NL (19 years ago, 3-Oct-05, to lugnet.robotics.rcx.legos)
 
  roboarm activities
 
Hi, questions to all the guru out there. I have spent 20 hours on this roboarm. I am hoping to make it work like a color sorter. - pick up a ball wrapped in tin foil and drop it off at a container wrapped up in tin foil as well. - pick up a ball (...) (19 years ago, 2-Oct-05, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx.robolab)
 
  Re: error in using brickOS under Bricx Command Center
 
(...) Can you do F12 and post the contents (if any)? Do you have bash installed? While the error message is displayed you can open a command prompt and change directory to the location of your source code file. There you should find a .cmd and a (...) (19 years ago, 29-Sep-05, to lugnet.robotics.rcx.legos)
 
  Re: Latest version BrixCC
 
(...) I have not yet made an official 3.3.7.9 release of BricxCC. My apologies for the delay. For now you can use the latest version in swan_test.zip. John Hansen (19 years ago, 29-Sep-05, to lugnet.robotics.rcx.nqc)
 
  Re: Can't upload new program after I have used LNP under brickos
 
(...) Well, thanks for the help, that didn't actually work. But I found it out, what was my fault. In my Program I changed the LNP Base adress of the robot. After that the robot did not react to the default adress 0. So, at the end of the program I (...) (19 years ago, 29-Sep-05, to lugnet.robotics.rcx.legos)
 
  Latest version BrixCC
 
Hi, I found on the sourceforge.net the Brixcc version 3.3.7.7 and in the swan_test.zip the version 3.3.7.9. Is there a newer version? Regards, Jan Kromhout Hellevoetsluis-NL (19 years ago, 27-Sep-05, to lugnet.robotics.rcx.nqc)
 
  Enchanced Firmware
 
Hi, Can someone tell me wath the status is of the Enhanced Firmware? and the latest version of BrixCC? Regards Jan Kromhout Hellevoetsluis-NL (19 years ago, 27-Sep-05, to lugnet.robotics.rcx)
 
  Re: data recording in BrickOS ?
 
Am Mon, 26 Sep 2005 12:35:05 GMT "Francois Bardet" <f.bardet@voila.fr> tippte: (...) this is not the default i programmed this functions, but the docu is in only in german avialible if you can read german, have a look at (URL) there was an other (...) (19 years ago, 26-Sep-05, to lugnet.robotics.rcx)
 
  Re: Can't upload new program after I have used LNP under brickos
 
(...) You had to turn on the lnp, with something like this: (I forget the exact commands) lr_startup(); lr_init(); lnp_init(); Make sure you turn it off: lr_shutdown(); Steve (19 years ago, 26-Sep-05, to lugnet.robotics.rcx.legos)
 
  data recording in BrickOS ?
 
Hi Mindstormers, 1) Does BrickOS allow to write/read measured data into the RCX memory, in order to plot or process it later on the computer ? If yes, what are the command lines to : - allocate the memory space ? - to write and read ? - free this (...) (19 years ago, 26-Sep-05, to lugnet.robotics.rcx)
 
  Can't upload new program after I have used LNP under brickos
 
Hello, |I have the following problem: |when I use lnp under brickos, the rcx does no longer respond to the legotower. |This means that I can't delete the program nor overwrite it. | |Pershaps somebody can help. | |Thanks, | |Andy (19 years ago, 26-Sep-05, to lugnet.robotics.rcx.legos)
 
  Unable to delete programm after having used lnp under brickos
 
Hello, I have the following problem: when I use lnp under brickos, the rcx does no longer respond to the legotower. This means that I can't delete the program nor overwrite it. Pershaps somebody can help. Thanky, Andy (19 years ago, 26-Sep-05, to lugnet.robotics.rcx)
 
  Swan scheduling bug?
 
I'm starting to use the swan firmware and I'm having a problem with the scheduling. It seems like a task with a long wait does not yield properly to other tasks. Here the NQC code sample: task taska() { WaitMS(150); AddToDatalog(9900); } task main() (...) (19 years ago, 22-Sep-05, to lugnet.robotics.rcx)
 
  pbrick and firmware
 
Palm 130, pbrick, rcx 1.0 Can the palm 130 with pbrick be used to control an rcx that doesn't have firmware downloaded? My suspicion is that it won't work without the firmware. Tammy (19 years ago, 22-Sep-05, to lugnet.robotics.rcx)
 
  Re: time sampling under the rcx standard OS
 
(...) Here's a code byte from my LegWay code. ---- int MotorSpeedArray[32] = {1,3,2,0}; // Speeds // ... later in the program... if (sys_time>CheckTime) // check system timer - is it time to check sensors again? { L1 = ReadSensor(SENSOR_1); L3 = (...) (19 years ago, 21-Sep-05, to lugnet.robotics.rcx.nqc)
 
  Re: time sampling under the rcx standard OS
 
Hi Steve, As I'm quite new to BrickOS and to C programming, I'm sorry I'm not sure I understood what you meant, neither how you do this : (...) - Do you check the sensor at a higher rate, and only send a command to the motor at 1kHz ? - How do you (...) (19 years ago, 21-Sep-05, to lugnet.robotics.rcx.nqc)
 
  position servoing under BrickOS
 
Thanks to your advices, Dick, Matt, and Steve, I've been very happy to solve my time sampling problems, installing BrickOS, which runs the rcx fast enough to get a proper position servoing (using rotation or light sensor, and a PID controller). I (...) (19 years ago, 20-Sep-05, to lugnet.robotics.rcx)


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