How to write a code to drive a PIR sensor?

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hmdtop

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Hi all
i want to drive an PIR sensor just for sensing please tell me how can i get start writing the program???
 

Re: PIR sensor

PIR sensor is a sensor that sense only human and a i want to make a board sense fo 40 meter i use also AVR and basic .
 

PIR sensor

hi
why dont you use pir detector that you can find very easy
mose pir detectors have two nc and no contacts
that you can easily use them no need to have very
complicated programs
it need a gnd and a power supply(12 volts)
very easy
 

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