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 Robotics / RCX / legOS / 1662
1661  |  1663
Subject: 
Re: Parallel sensor problem
Newsgroups: 
lugnet.robotics.rcx.legos
Date: 
Wed, 24 Jan 2001 22:32:11 GMT
Viewed: 
1504 times
  
In lugnet.robotics.rcx.legos, Ross Crawford writes:

Bernardo Dal Seno <piu1759@cdc8g5.cdc.polimi.it> wrote in message
news:87d7dd25ge.fsf@alpha.pippo.bogus...
I don't know if this is your problem, but the input ports have polarity
(one lead is connected to ground and the other to +5V through a resistor,
if I remember correctly).  Have you tried to change polarities?

Thanks. I'll try that.

That isn't the problem. I reversed the sensor on one RCX, and they both showed
it as being constantly pressed, so that must be the wrong polarity.

But I also tried moving it from input 2 to 3. Works fine. Same programs,
everything, it works in 3 but not in 2. But at all other times input 2 seems to
work fine. This seems strange to me. Anyone else seen anything like this?

ROSCO



Message is in Reply To:
  Re: Parallel sensor problem
 
Bernardo Dal Seno <piu1759@cdc8g5.cdc.polimi.it> wrote in message news:87d7dd25ge.fsf@...o.bogus... (...) crane, and (...) RCX 2. (...) like: (...) Thanks. I'll try that. (...) happens (...) connected to (...) Nup. I disconnected the motor, but the (...) (24 years ago, 24-Jan-01, to lugnet.robotics.rcx.legos)

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