klipper-dgus/klippy/extras/query_endstops.py

34 lines
1.5 KiB
Python

# Utility for querying the current state of all endstops
#
# Copyright (C) 2018-2019 Kevin O'Connor <kevin@koconnor.net>
#
# This file may be distributed under the terms of the GNU GPLv3 license.
class QueryEndstops:
def __init__(self, config):
self.printer = config.get_printer()
self.endstops = []
self.last_state = {}
gcode = self.printer.lookup_object('gcode')
gcode.register_command("QUERY_ENDSTOPS", self.cmd_QUERY_ENDSTOPS,
desc=self.cmd_QUERY_ENDSTOPS_help)
gcode.register_command("M119", self.cmd_QUERY_ENDSTOPS)
def register_endstop(self, mcu_endstop, name):
self.endstops.append((mcu_endstop, name))
def get_status(self, eventtime):
return {'last_query': {name: value for name, value in self.last_state}}
cmd_QUERY_ENDSTOPS_help = "Report on the status of each endstop"
def cmd_QUERY_ENDSTOPS(self, params):
# Query the endstops
print_time = self.printer.lookup_object('toolhead').get_last_move_time()
self.last_state = [(name, mcu_endstop.query_endstop(print_time))
for mcu_endstop, name in self.endstops]
# Report results
msg = " ".join(["%s:%s" % (name, ["open", "TRIGGERED"][not not t])
for name, t in self.last_state])
gcode = self.printer.lookup_object('gcode')
gcode.respond_raw(msg)
def load_config(config):
return QueryEndstops(config)