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config: Advise against using hardware_pwm for fans 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2019-05-23 19:29:24 -04:00
parent 2469356861
commit bd5c1d7088
1 changed files with 6 additions and 4 deletions
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10
config/example.cfg
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@ -244,10 +244,12 @@ pin: ar9
# fan. It is recommended this be 10 milliseconds or greater when
# using software based PWM. The default is 0.010 seconds.
#hardware_pwm: False
# Enable this to use hardware PWM instead of software PWM. When
# using hardware PWM the actual cycle time is constrained by the
# implementation and may be significantly different than the
# requested cycle_time. The default is False.
# Enable this to use hardware PWM instead of software PWM. Most fans
# do not work well with hardware PWM, so it is not recommended to
# enable this unless there is an electrical requirement to switch at
# very high speeds. When using hardware PWM the actual cycle time is
# constrained by the implementation and may be significantly
# different than the requested cycle_time. The default is False.
#kick_start_time: 0.100
# Time (in seconds) to run the fan at full speed when first enabling
# it (helps get the fan spinning). The default is 0.100 seconds.