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 Robotics / RCX / *2530 (-10)
  Re: lnp communication question
 
Remember the medium... cheap IR basically stinks for transmission. You get transients from the lights in your room, the outdoors, yadda, yadda. Luis (wishing for RF like the Europeans get ;) (...) ---...--- "Going to California with an aching in my (...) (24 years ago, 17-May-00, to lugnet.robotics.rcx.legos)
 
  Re: New pbForth GUI
 
(...) Just to confirm that, I successfully installed the GUI in my NT system (NT4.0 Build 1381, SP 5) following Jeff's procedure. It works great, no need of the giveio driver, no problems with the COM port though not having the Admin rights. Thanks (...) (24 years ago, 17-May-00, to lugnet.robotics.rcx.pbforth)
 
  RE: New pbForth GUI
 
Jeff wrote... (...) Thanks Jeff, I was worried it might be taken the wrong way after I posted it... (...) I've snipped the rest of the description, but the result is that it works without the giveio driver, if I understand correctly. This is VERY (...) (24 years ago, 17-May-00, to lugnet.robotics.rcx.pbforth)
 
  Re: lnp communication question
 
(...) This suprises me. I have never heard of such high packet losses. How does dll do this? With some kind of ack and retry mechanism? dll seems reliable. Of course dll is going in the other direction. (24 years ago, 17-May-00, to lugnet.robotics.rcx.legos)
 
  RE: New pbForth GUI
 
Ok, Ok, I'm an idiot....this is such a polite group that no one ever says RTFM ;>) Well, you did Ralph, but very, very nicely.... This GUI works great in NT (NT4.0 SP3), with very little work (once you start to think). Download and unzip TclTk ( I (...) (24 years ago, 17-May-00, to lugnet.robotics.rcx.pbforth)
 
  Re: lnp communication question
 
You just pass an array and give the length, to send it. In theory you can send packets with a size up to 255 bytes (look in this group, the info is in here somewhere), but sending 1 byte has a packet loss of aprox. 1% and 4 bytes aprox. 10%, over (...) (24 years ago, 17-May-00, to lugnet.robotics.rcx.legos)
 
  Re: RCX AC adapter
 
Except when, as has been said before, you get a really good short. (That is the "You could" part - it's still the load that's key, as you say.) Dennis (...) -- Dennis Williamson - Certified Y2K Complacent Bad News: The next millenium starts on a (...) (24 years ago, 17-May-00, to lugnet.robotics.rcx)
 
  Re: RCX AC adapter
 
If you're talking about a _Lego_ 9V train, it's the same adaptor. Dennis (...) -- Dennis Williamson - Certified Y2K Complacent Bad News: The next millenium starts on a Monday. Good News: You get the day off. (remove .NO and SPAM. to reply) (24 years ago, 17-May-00, to lugnet.robotics.rcx)
 
  Re: RCX AC adapter
 
(...) The current is determined by the load, not by the source. You could hook the RCX to a 9v 60A supply and it would be fine. (24 years ago, 17-May-00, to lugnet.robotics.rcx)
 
  RE: New pbForth GUI
 
(...) Yup, it's your COM port. Rather than put it in a dialog, which is THAT much more code to write and DEBUG, I've put it in rcxoption.tcl - which you would know if you read the installation notes on the web page...:-) (...) Thanks for more (...) (24 years ago, 17-May-00, to lugnet.robotics.rcx.pbforth)


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