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 Robotics / RCX / 74
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Subject: 
Re: RCX Currnet Rating?
Newsgroups: 
lugnet.robotics.rcx
Date: 
Sun, 5 Sep 1999 22:54:53 GMT
Viewed: 
1310 times
  
You mean you use the red motor/switch combination as a sort of 'electronic'
fuse?
Oh, right. While I'm typing I suddenly see what you mean. You use an
external power supply for the motors. Clever. Isn't the switching a little
slow using the micro-motors?

Arjen

Peter Abrahamson wrote in message ...
The best way to avoid high current running thru the brick is to control a • small
red motor which drives one of the polarity switches which is hooked up to a
battery pack and that in turn runs the main motors. We had this problem at • the
LEGO Robogladiators at the E3 convention. Check out Dan Danknick's page for
more
info on the Robogladiators.
http://www.teamdelta.com/roboglad/

Peter



Message has 1 Reply:
  Re: RCX Currnet Rating?
 
Yes it is slow, if you count 1/2 a second slow, but not horrible. The big problem comes with control. Finding neutral again. NQC to the rescue. I find its better for this application than the RIS software. More open for creating servo control loops. (...) (25 years ago, 6-Sep-99, to lugnet.robotics.rcx)

Message is in Reply To:
  Re: RCX Currnet Rating?
 
The best way to avoid high current running thru the brick is to control a small red motor which drives one of the polarity switches which is hooked up to a battery pack and that in turn runs the main motors. We had this problem at the LEGO (...) (25 years ago, 5-Sep-99, to lugnet.robotics.rcx)

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