User Manual

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The schematic diagram:
Experimental Procedures
Active Buzzer
Note:
The active buzzer has built-in oscillating source, so it will beep as long as it is wired up, but it
can only beep with fixed frequency.
Step 1: B
uild the circuit
Raspberry Pi T-Cobbler Active Buzzer Module
GPIO0 GPIO17 SIG
5V 5V0 VCC
GND GND GND