QY-IMX6S Linux Function And Test Manual
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. Mainboard Test
2.1 Buzzer Test
QY-IMX6S mainboard use [GPIO 6_31] to control the buzzer on the
board. When set to low level, buzzer does not work; when set to high
level, buzzer will work.
Test Principle:
This test is to realize buzzing.
Test Process and Result
：
Run buzzer testing program [buzzer_test]
Illustration: [buzzer_test <device>0] buzzer does not work, buzzer
can be closed.
[buzzer_test <device> 1] buzzer does work.
1.
Open buzzer, the mainboard is buzzing continuously, press [Ctrl+C]
to exit the program.
