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 Robotics / RCX / legOS / 740
739  |  741
Subject: 
Re: Light sensors
Newsgroups: 
lugnet.robotics.rcx.legos
Date: 
Fri, 28 Jan 2000 09:59:45 GMT
Viewed: 
1773 times
  
In lugnet.robotics.rcx.legos, Vlad Dumitrescu writes:
I get values of ~30 for light and ~520 for darkness...

I looked closer at the readings, and the readings are okay for light
backgrounds. For a dark one, however, the value is only half of the time the
right one - for the other half 0x1F0 gets added to it...

Anyone ideas why this is happening? Maybe I should note that I hacked the
sensor, separating the LED from the receiver in order to increase the dynamic
range. It works like a charm with the standard firmware.

/Vlad



Message is in Reply To:
  Light sensors
 
Hi! Maybe this is obvious for all experienced legOS users - I am displaying the values read from the light sensor on the LCD, and I get values of ~30 for light and ~520 for darkness... This seems very strange - is it the display wrong, or are these (...) (25 years ago, 27-Jan-00, to lugnet.robotics.rcx.legos)

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