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maybe-hello-world/50-rpi-fan.rules

Last active July 11, 2022 19:10
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50-rpi-fan.rules
SUBSYSTEM=="thermal"
KERNEL=="thermal_zone0"
# mid-aggressive settings
# If the temp hits 35c, turn on the fan. Turn it off again when it goes back down to 30.
ATTR{trip_point_3_temp}="350000"
ATTR{trip_point_3_hyst}="5000"
#
# If the temp hits 40c, higher RPM.
ATTR{trip_point_2_temp}="40000"
ATTR{trip_point_2_hyst}="5000"
#
# If the temp hits 45c, higher RPM.
ATTR{trip_point_1_temp}="45000"
ATTR{trip_point_1_hyst}="5000"
#
# If the temp hits 50c, highest RPM.
ATTR{trip_point_0_temp}="50000"
ATTR{trip_point_0_hyst}="5000"
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