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GSM RF interference in PIR sensor output

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naga-k

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hi all,

i am working in home security product.. basically my project work is based on GSM application with PIR sensor. i have some problem in PIR (AMN31111) output. actually if any human is came near by the sensor gsm will send sms (human is there) to me.

my problem is if any sms or call receive this gsm module, PIR sensor will triggered. then gsm will send sms (human is there)to me.

please any one give me solution to me.

thanks,
nagaraj
 

thanks for your reply,

basically my requirement is GSM and pir sensor should be there in single board.

what is the problem if two components in same case?

what to do?
 
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