hy
for a random : read an analog input with nothing plug on.
for more info do a search, we answer few week ago to this question 
here : http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1145117943/ :-[
regards
eric
hy
for a random : read an analog input with nothing plug on.
for more info do a search, we answer few week ago to this question
here : http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1145117943/ :-[
regards
eric