HI, I am trying to use a passive infrared modul with arduino. I can't seem to register the output change. I.e. the out put is always 1 or 0. Do i need to some how calibrate/tune the sensor using reistors? thanks Tx

pir sensor

system May 10, 2010, 11:39pm 11

The N/C's are easy. N as in not, c as in connected.

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