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 Robotics / RCX / *7785 (-10)
  USB2 and IR-Tower problem
 
Hi, I was just wondering if anyone here had experienced any problems using the IR-tower on a USB2 port? My university has just upgraded 20 of the pc's used for the Lego, the previous setup worked fine and the tower was attached to just a normal USB (...) (21 years ago, 30-Jul-03, to lugnet.robotics.rcx)
 
  Pneumatic Presure sensor
 
Mindsensors Has recently developed a low cost pressure sensor, which measures pressure up to 35 Psi (241 Kg/scm) using Motorola Pressure sensor. If your are interested visit us at www.mindsensors.com/pps.htm www.mindsensors.com Mindsensors Robotics (21 years ago, 30-Jul-03, to lugnet.robotics.rcx)
 
  Re: light sensor question
 
(...) A friend of mine suggests that the poor response of the sensor to the LED is because the light from the LED is a single color. Where as the light from the incandescent bulb is white light which apparently contains many if not all of the (...) (21 years ago, 29-Jul-03, to lugnet.robotics.rcx)
 
  Re: LEGO remote controller problem
 
(...) Then this is the first time ;) It was indeed the compiler. Using those versions you named in your message, my compiled brickOS.srec file works as well. The lr_startup and lr_shutdown calls don't make any difference, whether they are in or out. (...) (21 years ago, 29-Jul-03, to lugnet.robotics.rcx.legos)
 
  Re: LEGO remote controller problem
 
(...) Great. (...) I use h8300-hms-gcc-3.1-1.i386.rpm h8300-hms-binutils-2...1.i386.rpm but I never heard from anyone that some gcc version produces a bad brickOS system. Strange, indeed. Regards, Michael (21 years ago, 28-Jul-03, to lugnet.robotics.rcx.legos)
 
  Re: LEGO remote controller problem
 
Hi Michael, Thank you for sending me your brickOS.srec and .lds files. When I use these ones, the remote control works just fine, with or without the lr_startup and lr_shutdown calls, and with or without a running program. (...) Yes, exactly. I have (...) (21 years ago, 28-Jul-03, to lugnet.robotics.rcx.legos)
 
  Re: LEGO remote controller problem
 
"Michael Obenland" <obenland@t-online.de> wrote in message news:HIqqFv.1Iwz@lugnet.com... (...) starting (...) I think the call to lr_shutdown() in Christian's program clobbered things such that the remote may no longer be useable unless the power (...) (21 years ago, 28-Jul-03, to lugnet.robotics.rcx.legos)
 
  Re: LEGO remote controller problem
 
(...) Strange. To get it clear: If you download a fresh made brickOS.srec, you can't use the remote control to start a motor or start a program and if you press the beep-key, the rcx does not beep?? Does your remote work with the original Lego (...) (21 years ago, 28-Jul-03, to lugnet.robotics.rcx.legos)
 
  Re: LEGO remote controller problem
 
Try removing the calls to lr_startup() & lr_shutdown(). I think these already get called outside of your program. (Sorry, don't have time to test right now). Mark "Christian Hornung" <c-hornung@gmx.de> wrote in message news:HIq2o2.Ht4@lugnet.com... (...) (21 years ago, 28-Jul-03, to lugnet.robotics.rcx.legos)
 
  Re: LEGO remote controller problem
 
(...) No, it doesn't. The IR indicator flickers, but running motors or starting the program doesn't work. In fact, I didn't know that there is a "default handler" until reading your message. Might the problem be caused by wrong versions of gcc or (...) (21 years ago, 28-Jul-03, to lugnet.robotics.rcx.legos)


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