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4
Microphone
Microphone Sensitivity .....................................105 dB
............................................................(at 7.87 in./20 cm)
Connect the microphone sensor to the J11 pins on
your PCB using a 3-pin cable.
V
to
V
(power source)
G
to
G
(ground)
S
to
I
(digital pin)
The signal is HIGH when no sound is detected and
LOW when sound over 105 dB (for example, hand
claps) is detected.