Re: using a LED as a light sensor


"BrunoG" <please_reply_in_the_forums@xxxxxxxxxxxxxxxxxxxxxx> wrote in
message news:445d31a5$0$19698$8fcfb975@xxxxxxxxxxxxxxxxxx
Hi,

Here is an idea about using a LED as a light sensor, to dim a
7-segments LED display :

http://www.micro-examples.com/public/microex-navig/doc/096-led-light-sensor.html

Questions & comments are welcome !

Thanks,

Bruno


reminds me of this led sensor
http://mrl.nyu.edu/~jhan/ledtouch/index.html

the led backlight in the 40*2 character lcd module on my bench seems to
make a respectable pv sensor



.

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