diff options
Diffstat (limited to 'klippy/extras/fan.py')
| -rw-r--r-- | klippy/extras/fan.py | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/klippy/extras/fan.py b/klippy/extras/fan.py index f11a9e86..0b5aac92 100644 --- a/klippy/extras/fan.py +++ b/klippy/extras/fan.py @@ -10,15 +10,15 @@ 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.printer = config.get_printer() + self.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.) self.off_below = config.getfloat( 'off_below', default=0., minval=0., maxval=1.) - ppins = printer.lookup_object('pins') + ppins = self.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.) @@ -28,6 +28,11 @@ 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))) + # Register commands + if config.get_name() == 'fan': + gcode = self.printer.lookup_object('gcode') + gcode.register_command("M106", self.cmd_M106) + gcode.register_command("M107", self.cmd_M107) def handle_request_restart(self, print_time): self.set_speed(print_time, 0.) def set_speed(self, print_time, value): @@ -47,6 +52,16 @@ class PrinterFan: self.last_fan_value = value def get_status(self, eventtime): return {'speed': self.last_fan_value} + def cmd_M106(self, params): + # Set fan speed + print_time = self.printer.lookup_object('toolhead').get_last_move_time() + gcode = self.printer.lookup_object('gcode') + value = gcode.get_float('S', params, 255., minval=0.) / 255. + self.set_speed(print_time, value) + def cmd_M107(self, params): + # Turn fan off + print_time = self.printer.lookup_object('toolhead').get_last_move_time() + self.set_speed(print_time, 0.) def load_config(config): return PrinterFan(config) |