RE: Arduino Uno : Using "HC-SR501" to make motion-detecting sensors

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Arduino Uno : Using "HC-SR501" to make motion-detecting sensors

in utopian-io •  7 years ago 

Your contribution cannot be approved because it is a duplicate. It is very similar to a contribution that was already accepted here.

https://steemit.com/utopian-io/@cha0s0000/arduino-hc-sr501-led

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7 years ago by

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      ·  7 years ago 

    I'm so sorry sir , i do not know about it. I will be careful next time

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