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правки
Buzzer/en: различия между версиями
Новая страница: «Setting the duty_cycle (the duration of the high state) in nanoseconds. Maximum volume is reached at duty_cycle = period / 2»
(Новая страница: «<pre> echo 250000 > /sys/class/pwm/pwmchip0/pwm2/period # set the period to 250 000 NS, ie 250mks, which corresponds to a frequency of 4kHz </pre>») |
(Новая страница: «Setting the duty_cycle (the duration of the high state) in nanoseconds. Maximum volume is reached at duty_cycle = period / 2») |
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Setting the duty_cycle (the duration of the high state) in nanoseconds. Maximum volume is reached at duty_cycle = period / 2 | |||
<pre> | <pre> | ||