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-rw-r--r--klippy/extras/fan.py7
1 files changed, 6 insertions, 1 deletions
diff --git a/klippy/extras/fan.py b/klippy/extras/fan.py
index d69c1127..1796f636 100644
--- a/klippy/extras/fan.py
+++ b/klippy/extras/fan.py
@@ -10,9 +10,12 @@ class PrinterFan:
def __init__(self, config, default_shutdown_speed=0.):
self.last_fan_value = 0.
self.last_fan_time = 0.
+ printer = config.get_printer()
+ printer.register_event_handler("gcode:request_restart",
+ self.handle_request_restart)
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.)
- ppins = config.get_printer().lookup_object('pins')
+ ppins = printer.lookup_object('pins')
self.mcu_fan = ppins.setup_pin('pwm', config.get('pin'))
self.mcu_fan.setup_max_duration(0.)
cycle_time = config.getfloat('cycle_time', 0.010, above=0.)
@@ -22,6 +25,8 @@ class PrinterFan:
'shutdown_speed', default_shutdown_speed, minval=0., maxval=1.)
self.mcu_fan.setup_start_value(
0., max(0., min(self.max_power, shutdown_speed)))
+ def handle_request_restart(self, print_time):
+ self.set_speed(print_time, 0.)
def set_speed(self, print_time, value):
value = max(0., min(self.max_power, value * self.max_power))
if value == self.last_fan_value: