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Waveshare Compute Module IO Board Plus - Examples and Code; Buzzer Example

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Compute Module IO Board Plus User Manual
10
VersionV1.0Date20171101
EXAMPLES
While test the examples, you had better connect a display and keyboard to the IO Board Plus.
If you use original Raspbian, you have to install necessary libraries before first. For more
information about how to install libraries, please refer to Libraries Installation for RPi.
BUZZER
PYHTON CODE
Execute command to enter the folder of program:
cd /home/pi/CM3/Buzzer_PWM/python/
Execute command to run the program:
sudo ./buzzer.py
WIRINGPI CODE