Beginner - motion alarm

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hi,

i have arduino starter kit , have worked though many of projects, i'm still new this.

the whole reason bought kit have idea , want build prototype. started need simple motion sensor alarm. bought 10 pack of pir motion sensors , tried follow diagrams , code found online them work. i'm not getting work. provide me guidance on how build circuit?

please show sensors have purchased, , show code have been using, , show how have wired them up.


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