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 Robotics / RCX / 1018
1017  |  1019
Subject: 
Re: RCX analog input?
Newsgroups: 
lugnet.robotics.rcx
Date: 
Sat, 27 Jan 2001 01:59:30 GMT
Viewed: 
3608 times
  
Tim Culberson wrote:

> I haven't been reading any of the LUGNET robotics groups until a month
> or so ago when I bought my first Mindstorms 1.5 kit and entered into
> this branch of LEGO. (so sorry if this has been posted before and I
> haven't seen it in any FAQ's)
> 
> My question concerns the RCX input ports.  Before I knew anything about
> mindstorms I assumed that the inputs could only be digital but it
> suddenly donned on me the other day that they must have analog input
> capability seeing as it can read a 0-100% value for the light sensor.
> 
> Is there any information out there (esp on the web) about the nature of
> this input?  What does the port measure?  A voltage range?
> 
> I know there are some sites out there that talk about custom sensors but
> are there any that go into detail about this sort of thing?
> 
> My thought trail (specifically) is along the lines of using something
> like a pressure transmitter (or anything) with a 4-20 mA output signal
> and having the RCX act like a PLC.  This should be easy if the RCX input
> is a voltage range right (by taking the drop across a resistor)?


http://www.plazaearth.com/usr/gasperi/lego.htm

Is a great site for all that stuff.

Dean
--
Coin-Op's For Sale!: http://www.akasa.bc.ca/tfm/coin-op.html
Dean's Lego Workshop: http://www.akasa.bc.ca/tfm/lego_wr.html
Vancouver Lego Club: http://www.akasa.bc.ca/vlc



Message is in Reply To:
  RCX analog input?
 
I haven't been reading any of the LUGNET robotics groups until a month or so ago when I bought my first Mindstorms 1.5 kit and entered into this branch of LEGO. (so sorry if this has been posted before and I haven't seen it in any FAQ's) My question (...) (26 years ago, 27-Jan-01, to lugnet.robotics.rcx)

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