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heaters implementation: extruder and bed, adding answers to gcode commands

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This commit is contained in:
Nikolay Khabarov
2017-06-19 01:08:38 +03:00
parent df7eba664f
commit 53146941d1
16 changed files with 602 additions and 53 deletions
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cnc/hal_raspberry/hal.py
+59 -1
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@@ -3,6 +3,7 @@ import time
from cnc.hal_raspberry import rpgpio
from cnc.pulses import *
from cnc.config import *
from cnc.sensors import thermistor
US_IN_SECONDS = 1000000
@@ -32,7 +33,13 @@ def init():
gpio.init(ENDSTOP_PIN_X, rpgpio.GPIO.MODE_INPUT_PULLUP)
gpio.init(ENDSTOP_PIN_X, rpgpio.GPIO.MODE_INPUT_PULLUP)
gpio.init(SPINDLE_PWM_PIN, rpgpio.GPIO.MODE_OUTPUT)
gpio.init(FAN_PIN, rpgpio.GPIO.MODE_OUTPUT)
gpio.init(EXTRUDER_HEATER_PIN, rpgpio.GPIO.MODE_OUTPUT)
gpio.init(BED_HEATER_PIN, rpgpio.GPIO.MODE_OUTPUT)
gpio.clear(SPINDLE_PWM_PIN)
gpio.clear(FAN_PIN)
gpio.clear(EXTRUDER_HEATER_PIN)
gpio.clear(BED_HEATER_PIN)
# calibration
gpio.set(STEPPER_DIR_PIN_X)
@@ -86,7 +93,7 @@ def init():
def spindle_control(percent):
""" Spindle control implementation.
:param percent: spindle speed in percent. If 0, stop the spindle.
:param percent: spindle speed in percent 0..100. If 0, stop the spindle.
"""
logging.info("spindle control: {}%".format(percent))
if percent > 0:
@@ -95,6 +102,53 @@ def spindle_control(percent):
pwm.remove_pin(SPINDLE_PWM_PIN)
def fan_control(on_off):
"""
Cooling fan control.
:param on_off: boolean value if fan is enabled.
"""
if on_off:
logging.info("Fan is on")
gpio.set(FAN_PIN)
else:
logging.info("Fan is off")
gpio.clear(FAN_PIN)
def extruder_heater_control(percent):
""" Extruder heater control.
:param percent: heater power in percent 0..100. 0 turns heater off.
"""
if percent > 0:
pwm.add_pin(EXTRUDER_HEATER_PIN, percent)
else:
pwm.remove_pin(EXTRUDER_HEATER_PIN)
def bed_heater_control(percent):
""" Hot bed heater control.
:param percent: heater power in percent 0..100. 0 turns heater off.
"""
if percent > 0:
pwm.add_pin(BED_HEATER_PIN, percent)
else:
pwm.remove_pin(BED_HEATER_PIN)
def get_extruder_temperature():
""" Measure extruder temperature.
:return: temperature in Celsius.
"""
return thermistor.get_temperature(EXTRUDER_TEMPERATURE_SENSOR_CHANNEL)
def get_bed_temperature():
""" Measure bed temperature.
:return: temperature in Celsius.
"""
return thermistor.get_temperature(BED_TEMPERATURE_SENSOR_CHANNEL)
def move(generator):
""" Move head to specified position
:param generator: PulseGenerator object.
@@ -186,3 +240,7 @@ def deinit():
"""
join()
pwm.remove_all()
gpio.clear(SPINDLE_PWM_PIN)
gpio.clear(FAN_PIN)
gpio.clear(EXTRUDER_HEATER_PIN)
gpio.clear(BED_HEATER_PIN)