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правки
Buzzer/en: различия между версиями
Новая страница: «Exporting port to sysfs: <pre> echo 2 > /sys/class/pwm/pwmchip0/export </pre>»
(Новая страница: «PWM is a rectangular pulse, the core interface allows you to adjust the pulse rate and fill factor. Coeffecient filling effect on the sound volume.») |
(Новая страница: «Exporting port to sysfs: <pre> echo 2 > /sys/class/pwm/pwmchip0/export </pre>») |
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| Строка 4: | Строка 4: | ||
PWM is a rectangular pulse, the core interface allows you to adjust the pulse rate and fill factor. Coeffecient filling effect on the sound volume. | PWM is a rectangular pulse, the core interface allows you to adjust the pulse rate and fill factor. Coeffecient filling effect on the sound volume. | ||
Exporting port to sysfs: | |||
<pre> | <pre> | ||
echo 2 > /sys/class/pwm/pwmchip0/export | echo 2 > /sys/class/pwm/pwmchip0/export | ||