diff options
Diffstat (limited to 'klippy/extras/fan.py')
| -rw-r--r-- | klippy/extras/fan.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/klippy/extras/fan.py b/klippy/extras/fan.py index 5f72a780..f11a9e86 100644 --- a/klippy/extras/fan.py +++ b/klippy/extras/fan.py @@ -16,6 +16,8 @@ class PrinterFan: self.max_power = config.getfloat('max_power', 1., above=0., maxval=1.) self.kick_start_time = config.getfloat('kick_start_time', 0.1, minval=0.) + self.off_below = config.getfloat( + 'off_below', default=0., minval=0., maxval=1.) ppins = printer.lookup_object('pins') self.mcu_fan = ppins.setup_pin('pwm', config.get('pin')) self.mcu_fan.setup_max_duration(0.) @@ -29,6 +31,8 @@ class PrinterFan: def handle_request_restart(self, print_time): self.set_speed(print_time, 0.) def set_speed(self, print_time, value): + if value < self.off_below: + value = 0. value = max(0., min(self.max_power, value * self.max_power)) if value == self.last_fan_value: return |