def main():
GPIO.setwarnings(False) # Turn of warnings from GPIO.
data_len = 1000
tmp_aim = 15 # Low unreachable temperature in the time.
room_tmp = Thermometer(DS18S20(slave="10-000802deb0fc"),
GPIO=GPIO,
name="room")
water_tmp = Thermometer(DS18B20(slave="28-000006cb82c6"),
GPIO=GPIO,
name="water")
cooler = Cooler(GPIO=GPIO,
tmp_aim=tmp_aim,
therm=water_tmp,
tmp_amb=room_tmp,
name="Peltier",
input_pin=24)
cooler.turn_on()
cool_data, time_arr_c = collect_data(data_len,
water_tmp) # Collect cooling data.
plot_data(time_arr_c, cool_data, True)
write_to_file(cool_data, time_arr_c) # Write cooling data to file.
cooler.turn_off()
heat_data, time_arr_h = collect_data(data_len,
water_tmp) # Collect heating data.
plot_data(time_arr_h, heat_data, False)
write_to_file(heat_data, time_arr_h,
'Heating_curve_data.txt') # Write heating data to file.
def __init__(self):
firmware_version = "1.1.8~Raw Deal"
logging.info("Redeem initializing " + firmware_version)
printer = Printer()
self.printer = printer
Path.printer = printer
printer.firmware_version = firmware_version
# check for config files
if not os.path.exists("/etc/redeem/default.cfg"):
logging.error(
"/etc/redeem/default.cfg does not exist, this file is required for operation"
)
sys.exit() # maybe use something more graceful?
if not os.path.exists("/etc/redeem/local.cfg"):
logging.info("/etc/redeem/local.cfg does not exist, Creating one")
os.mknod("/etc/redeem/local.cfg")
# Parse the config files.
printer.config = CascadingConfigParser([
'/etc/redeem/default.cfg', '/etc/redeem/printer.cfg',
'/etc/redeem/local.cfg'
])
# Get the revision and loglevel from the Config file
level = self.printer.config.getint('System', 'loglevel')
if level > 0:
logging.getLogger().setLevel(level)
# Set up additional logging, if present:
if self.printer.config.getboolean('System', 'log_to_file'):
logfile = self.printer.config.get('System', 'logfile')
formatter = '%(asctime)s %(name)-12s %(levelname)-8s %(message)s'
printer.redeem_logging_handler = logging.handlers.RotatingFileHandler(
logfile, maxBytes=2 * 1024 * 1024)
printer.redeem_logging_handler.setFormatter(
logging.Formatter(formatter))
printer.redeem_logging_handler.setLevel(level)
logging.getLogger().addHandler(printer.redeem_logging_handler)
logging.info("-- Logfile configured --")
# Find out which capes are connected
self.printer.config.parse_capes()
self.revision = self.printer.config.replicape_revision
if self.revision:
logging.info("Found Replicape rev. " + self.revision)
else:
logging.warning("Oh no! No Replicape present!")
self.revision = "00B3"
# We set it to 5 axis by default
Path.NUM_AXES = 5
if self.printer.config.reach_revision:
logging.info("Found Reach rev. " +
self.printer.config.reach_revision)
if self.printer.config.reach_revision == "00A0":
Path.NUM_AXES = 8
elif self.printer.config.reach_revision == "00B0":
Path.NUM_AXES = 7
if self.revision in ["00A4", "0A4A", "00A3"]:
PWM.set_frequency(100)
elif self.revision in ["00B1", "00B2", "00B3"]:
PWM.set_frequency(1000)
# Test the alarm framework
Alarm.printer = self.printer
Alarm.executor = AlarmExecutor()
alarm = Alarm(Alarm.ALARM_TEST, "Alarm framework operational")
# Init the Watchdog timer
printer.watchdog = Watchdog()
# Enable PWM and steppers
printer.enable = Enable("P9_41")
printer.enable.set_disabled()
# Init the Paths
Path.axis_config = printer.config.getint('Geometry', 'axis_config')
# Init the end stops
EndStop.inputdev = self.printer.config.get("Endstops", "inputdev")
# Set up key listener
Key_pin.listener = Key_pin_listener(EndStop.inputdev)
for es in ["Z2", "Y2", "X2", "Z1", "Y1",
"X1"]: # Order matches end stop inversion mask in Firmware
pin = self.printer.config.get("Endstops", "pin_" + es)
keycode = self.printer.config.getint("Endstops", "keycode_" + es)
invert = self.printer.config.getboolean("Endstops", "invert_" + es)
self.printer.end_stops[es] = EndStop(printer, pin, keycode, es,
invert)
self.printer.end_stops[es].stops = self.printer.config.get(
'Endstops', 'end_stop_' + es + '_stops')
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
if self.revision == "00A3":
printer.steppers["X"] = Stepper_00A3("GPIO0_27", "GPIO1_29",
"GPIO2_4", 0, "X")
printer.steppers["Y"] = Stepper_00A3("GPIO1_12", "GPIO0_22",
"GPIO2_5", 1, "Y")
printer.steppers["Z"] = Stepper_00A3("GPIO0_23", "GPIO0_26",
"GPIO0_15", 2, "Z")
printer.steppers["E"] = Stepper_00A3("GPIO1_28", "GPIO1_15",
"GPIO2_1", 3, "E")
printer.steppers["H"] = Stepper_00A3("GPIO1_13", "GPIO1_14",
"GPIO2_3", 4, "H")
elif self.revision == "00B1":
printer.steppers["X"] = Stepper_00B1("GPIO0_27", "GPIO1_29",
"GPIO2_4", 11, 0, "X")
printer.steppers["Y"] = Stepper_00B1("GPIO1_12", "GPIO0_22",
"GPIO2_5", 12, 1, "Y")
printer.steppers["Z"] = Stepper_00B1("GPIO0_23", "GPIO0_26",
"GPIO0_15", 13, 2, "Z")
printer.steppers["E"] = Stepper_00B1("GPIO1_28", "GPIO1_15",
"GPIO2_1", 14, 3, "E")
printer.steppers["H"] = Stepper_00B1("GPIO1_13", "GPIO1_14",
"GPIO2_3", 15, 4, "H")
elif self.revision == "00B2":
printer.steppers["X"] = Stepper_00B2("GPIO0_27", "GPIO1_29",
"GPIO2_4", 11, 0, "X")
printer.steppers["Y"] = Stepper_00B2("GPIO1_12", "GPIO0_22",
"GPIO2_5", 12, 1, "Y")
printer.steppers["Z"] = Stepper_00B2("GPIO0_23", "GPIO0_26",
"GPIO0_15", 13, 2, "Z")
printer.steppers["E"] = Stepper_00B2("GPIO1_28", "GPIO1_15",
"GPIO2_1", 14, 3, "E")
printer.steppers["H"] = Stepper_00B2("GPIO1_13", "GPIO1_14",
"GPIO2_3", 15, 4, "H")
elif self.revision == "00B3":
printer.steppers["X"] = Stepper_00B3("GPIO0_27", "GPIO1_29", 90,
11, 0, "X")
printer.steppers["Y"] = Stepper_00B3("GPIO1_12", "GPIO0_22", 91,
12, 1, "Y")
printer.steppers["Z"] = Stepper_00B3("GPIO0_23", "GPIO0_26", 92,
13, 2, "Z")
printer.steppers["E"] = Stepper_00B3("GPIO1_28", "GPIO1_15", 93,
14, 3, "E")
printer.steppers["H"] = Stepper_00B3("GPIO1_13", "GPIO1_14", 94,
15, 4, "H")
elif self.revision in ["00A4", "0A4A"]:
printer.steppers["X"] = Stepper_00A4("GPIO0_27", "GPIO1_29",
"GPIO2_4", 0, 0, "X")
printer.steppers["Y"] = Stepper_00A4("GPIO1_12", "GPIO0_22",
"GPIO2_5", 1, 1, "Y")
printer.steppers["Z"] = Stepper_00A4("GPIO0_23", "GPIO0_26",
"GPIO0_15", 2, 2, "Z")
printer.steppers["E"] = Stepper_00A4("GPIO1_28", "GPIO1_15",
"GPIO2_1", 3, 3, "E")
printer.steppers["H"] = Stepper_00A4("GPIO1_13", "GPIO1_14",
"GPIO2_3", 4, 4, "H")
# Init Reach steppers, if present.
if printer.config.reach_revision == "00A0":
printer.steppers["A"] = Stepper_reach_00A4("GPIO2_2", "GPIO1_18",
"GPIO0_14", 5, 5, "A")
printer.steppers["B"] = Stepper_reach_00A4("GPIO1_16", "GPIO0_5",
"GPIO0_14", 6, 6, "B")
printer.steppers["C"] = Stepper_reach_00A4("GPIO0_3", "GPIO3_19",
"GPIO0_14", 7, 7, "C")
elif printer.config.reach_revision == "00B0":
printer.steppers["A"] = Stepper_reach_00B0("GPIO1_16", "GPIO0_5",
"GPIO0_3", 5, 5, "A")
printer.steppers["B"] = Stepper_reach_00B0("GPIO2_2", "GPIO0_14",
"GPIO0_3", 6, 6, "B")
# Enable the steppers and set the current, steps pr mm and
# microstepping
for name, stepper in self.printer.steppers.iteritems():
stepper.in_use = printer.config.getboolean('Steppers',
'in_use_' + name)
stepper.direction = printer.config.getint('Steppers',
'direction_' + name)
stepper.has_endstop = printer.config.getboolean(
'Endstops', 'has_' + name)
stepper.set_current_value(
printer.config.getfloat('Steppers', 'current_' + name))
stepper.set_steps_pr_mm(
printer.config.getfloat('Steppers', 'steps_pr_mm_' + name))
stepper.set_microstepping(
printer.config.getint('Steppers', 'microstepping_' + name))
stepper.set_decay(
printer.config.getint("Steppers", "slow_decay_" + name))
# Add soft end stops
Path.soft_min[Path.axis_to_index(name)] = printer.config.getfloat(
'Endstops', 'soft_end_stop_min_' + name)
Path.soft_max[Path.axis_to_index(name)] = printer.config.getfloat(
'Endstops', 'soft_end_stop_max_' + name)
slave = printer.config.get('Steppers', 'slave_' + name)
if slave:
Path.add_slave(name, slave)
logging.debug("Axis " + name + " has slave " + slave)
# Commit changes for the Steppers
#Stepper.commit()
Stepper.printer = printer
# Delta printer setup
if Path.axis_config == Path.AXIS_CONFIG_DELTA:
opts = [
"Hez", "L", "r", "Ae", "Be", "Ce", "A_radial", "B_radial",
"C_radial", "A_tangential", "B_tangential", "C_tangential"
]
for opt in opts:
Delta.__dict__[opt] = printer.config.getfloat('Delta', opt)
Delta.recalculate()
# Discover and add all DS18B20 cold ends.
import glob
paths = glob.glob("/sys/bus/w1/devices/28-*/w1_slave")
logging.debug("Found cold ends: " + str(paths))
for i, path in enumerate(paths):
self.printer.cold_ends.append(ColdEnd(path, "ds18b20-" + str(i)))
logging.info("Found Cold end " + str(i) + " on " + path)
# Make Mosfets, thermistors and extruders
heaters = ["E", "H", "HBP"]
if self.printer.config.reach_revision:
heaters.extend(["A", "B", "C"])
for e in heaters:
# Mosfets
channel = self.printer.config.getint("Heaters", "mosfet_" + e)
self.printer.mosfets[e] = Mosfet(channel)
# Thermistors
adc = self.printer.config.get("Heaters", "path_adc_" + e)
chart = self.printer.config.get("Heaters", "temp_chart_" + e)
resistance = self.printer.config.getfloat("Heaters",
"resistance_" + e)
self.printer.thermistors[e] = Thermistor(adc, "MOSFET " + e, chart,
resistance)
self.printer.thermistors[e].printer = printer
# Extruders
onoff = self.printer.config.getboolean('Heaters', 'onoff_' + e)
prefix = self.printer.config.get('Heaters', 'prefix_' + e)
if e != "HBP":
self.printer.heaters[e] = Extruder(self.printer.steppers[e],
self.printer.thermistors[e],
self.printer.mosfets[e], e,
onoff)
else:
self.printer.heaters[e] = HBP(self.printer.thermistors[e],
self.printer.mosfets[e], onoff)
self.printer.heaters[e].prefix = prefix
self.printer.heaters[e].P = self.printer.config.getfloat(
'Heaters', 'pid_p_' + e)
self.printer.heaters[e].I = self.printer.config.getfloat(
'Heaters', 'pid_i_' + e)
self.printer.heaters[e].D = self.printer.config.getfloat(
'Heaters', 'pid_d_' + e)
# Min/max settings
self.printer.heaters[e].min_temp = self.printer.config.getfloat(
'Heaters', 'min_temp_' + e)
self.printer.heaters[e].max_temp = self.printer.config.getfloat(
'Heaters', 'max_temp_' + e)
self.printer.heaters[
e].max_temp_rise = self.printer.config.getfloat(
'Heaters', 'max_rise_temp_' + e)
self.printer.heaters[
e].max_temp_fall = self.printer.config.getfloat(
'Heaters', 'max_fall_temp_' + e)
# Init the three fans. Argument is PWM channel number
self.printer.fans = []
if self.revision == "00A3":
self.printer.fans.append(Fan(0))
self.printer.fans.append(Fan(1))
self.printer.fans.append(Fan(2))
elif self.revision == "0A4A":
self.printer.fans.append(Fan(8))
self.printer.fans.append(Fan(9))
self.printer.fans.append(Fan(10))
elif self.revision in ["00B1", "00B2", "00B3"]:
self.printer.fans.append(Fan(7))
self.printer.fans.append(Fan(8))
self.printer.fans.append(Fan(9))
self.printer.fans.append(Fan(10))
if printer.config.reach_revision == "00A0":
self.printer.fans.append(Fan(14))
self.printer.fans.append(Fan(15))
self.printer.fans.append(Fan(7))
# Disable all fans
for f in self.printer.fans:
f.set_value(0)
# Init the servos
printer.servos = []
servo_nr = 0
while (printer.config.has_option("Servos", "servo_" + str(servo_nr) +
"_enable")):
if printer.config.getboolean("Servos",
"servo_" + str(servo_nr) + "_enable"):
channel = printer.config.get(
"Servos", "servo_" + str(servo_nr) + "_channel")
pulse_min = printer.config.getfloat(
"Servos", "servo_" + str(servo_nr) + "_pulse_min")
pulse_max = printer.config.getfloat(
"Servos", "servo_" + str(servo_nr) + "_pulse_max")
angle_min = printer.config.getfloat(
"Servos", "servo_" + str(servo_nr) + "_angle_min")
angle_max = printer.config.getfloat(
"Servos", "servo_" + str(servo_nr) + "_angle_max")
angle_init = printer.config.getfloat(
"Servos", "servo_" + str(servo_nr) + "_angle_init")
s = Servo(channel, pulse_min, pulse_max, angle_min, angle_max,
angle_init)
printer.servos.append(s)
logging.info("Added servo " + str(servo_nr))
servo_nr += 1
# Connect thermitors to fans
for t, therm in self.printer.heaters.iteritems():
for f, fan in enumerate(self.printer.fans):
if not self.printer.config.has_option(
'Cold-ends', "connect-therm-{}-fan-{}".format(t, f)):
continue
if printer.config.getboolean(
'Cold-ends', "connect-therm-{}-fan-{}".format(t, f)):
c = Cooler(therm, fan, "Cooler-{}-{}".format(t, f),
True) # Use ON/OFF on these.
c.ok_range = 4
opt_temp = "therm-{}-fan-{}-target_temp".format(t, f)
if printer.config.has_option('Cold-ends', opt_temp):
target_temp = printer.config.getfloat(
'Cold-ends', opt_temp)
else:
target_temp = 60
c.set_target_temperature(target_temp)
c.enable()
printer.coolers.append(c)
logging.info("Cooler connects therm {} with fan {}".format(
t, f))
# Connect fans to M106
printer.controlled_fans = []
for i, fan in enumerate(self.printer.fans):
if not self.printer.config.has_option(
'Cold-ends', "add-fan-{}-to-M106".format(i)):
continue
if self.printer.config.getboolean('Cold-ends',
"add-fan-{}-to-M106".format(i)):
printer.controlled_fans.append(self.printer.fans[i])
logging.info("Added fan {} to M106/M107".format(i))
# Connect the colds to fans
for ce, cold_end in enumerate(self.printer.cold_ends):
for f, fan in enumerate(self.printer.fans):
option = "connect-ds18b20-{}-fan-{}".format(ce, f)
if self.printer.config.has_option('Cold-ends', option):
if self.printer.config.getboolean('Cold-ends', option):
c = Cooler(cold_end, fan,
"Cooler-ds18b20-{}-{}".format(ce, f), False)
c.ok_range = 4
opt_temp = "cooler_{}_target_temp".format(ce)
if printer.config.has_option('Cold-ends', opt_temp):
target_temp = printer.config.getfloat(
'Cold-ends', opt_temp)
else:
target_temp = 60
c.set_target_temperature(target_temp)
c.enable()
printer.coolers.append(c)
logging.info(
"Cooler connects temp sensor ds18b20 {} with fan {}"
.format(ce, f))
# Init roatray encs.
printer.filament_sensors = []
# Init rotary encoders
printer.rotary_encoders = []
for ex in ["E", "H", "A", "B", "C"]:
if not printer.config.has_option('Rotary-encoders',
"enable-{}".format(ex)):
continue
if printer.config.getboolean("Rotary-encoders",
"enable-{}".format(ex)):
logging.debug("Rotary encoder {} enabled".format(ex))
event = printer.config.get("Rotary-encoders",
"event-{}".format(ex))
cpr = printer.config.getint("Rotary-encoders",
"cpr-{}".format(ex))
diameter = printer.config.getfloat("Rotary-encoders",
"diameter-{}".format(ex))
r = RotaryEncoder(event, cpr, diameter)
printer.rotary_encoders.append(r)
# Append as Filament Sensor
ext_nr = Path.axis_to_index(ex) - 3
sensor = FilamentSensor(ex, r, ext_nr, printer)
alarm_level = printer.config.getfloat(
"Filament-sensors", "alarm-level-{}".format(ex))
logging.debug("Alarm level" + str(alarm_level))
sensor.alarm_level = alarm_level
printer.filament_sensors.append(sensor)
# Make a queue of commands
self.printer.commands = JoinableQueue(10)
# Make a queue of commands that should not be buffered
self.printer.sync_commands = JoinableQueue()
self.printer.unbuffered_commands = JoinableQueue(10)
# Bed compensation matrix
Path.matrix_bed_comp = printer.load_bed_compensation_matrix()
Path.matrix_bed_comp_inv = np.linalg.inv(Path.matrix_bed_comp)
logging.debug("Loaded bed compensation matrix: \n" +
str(Path.matrix_bed_comp))
for axis in printer.steppers.keys():
i = Path.axis_to_index(axis)
Path.max_speeds[i] = printer.config.getfloat(
'Planner', 'max_speed_' + axis.lower())
Path.min_speeds[i] = printer.config.getfloat(
'Planner', 'min_speed_' + axis.lower())
Path.jerks[i] = printer.config.getfloat('Planner',
'max_jerk_' + axis.lower())
Path.home_speed[i] = printer.config.getfloat(
'Homing', 'home_speed_' + axis.lower())
Path.home_backoff_speed[i] = printer.config.getfloat(
'Homing', 'home_backoff_speed_' + axis.lower())
Path.home_backoff_offset[i] = printer.config.getfloat(
'Homing', 'home_backoff_offset_' + axis.lower())
Path.steps_pr_meter[i] = printer.steppers[axis].get_steps_pr_meter(
)
Path.backlash_compensation[i] = printer.config.getfloat(
'Steppers', 'backlash_' + axis.lower())
dirname = os.path.dirname(os.path.realpath(__file__))
# Create the firmware compiler
pru_firmware = PruFirmware(dirname + "/firmware/firmware_runtime.p",
dirname + "/firmware/firmware_runtime.bin",
dirname + "/firmware/firmware_endstops.p",
dirname + "/firmware/firmware_endstops.bin",
self.printer, "/usr/bin/pasm")
printer.move_cache_size = printer.config.getfloat(
'Planner', 'move_cache_size')
printer.print_move_buffer_wait = printer.config.getfloat(
'Planner', 'print_move_buffer_wait')
printer.min_buffered_move_time = printer.config.getfloat(
'Planner', 'min_buffered_move_time')
printer.max_buffered_move_time = printer.config.getfloat(
'Planner', 'max_buffered_move_time')
self.printer.processor = GCodeProcessor(self.printer)
self.printer.plugins = PluginsController(self.printer)
# Path planner
travel_default = False
center_default = False
home_default = False
# Setting acceleration before PathPlanner init
for axis in printer.steppers.keys():
Path.acceleration[Path.axis_to_index(
axis)] = printer.config.getfloat(
'Planner', 'acceleration_' + axis.lower())
self.printer.path_planner = PathPlanner(self.printer, pru_firmware)
for axis in printer.steppers.keys():
i = Path.axis_to_index(axis)
# Sometimes soft_end_stop aren't defined to be at the exact hardware boundary.
# Adding 100mm for searching buffer.
if printer.config.has_option('Geometry', 'travel_' + axis.lower()):
printer.path_planner.travel_length[
axis] = printer.config.getfloat('Geometry',
'travel_' + axis.lower())
else:
printer.path_planner.travel_length[axis] = (
Path.soft_max[i] - Path.soft_min[i]) + .1
if axis in ['X', 'Y', 'Z']:
travel_default = True
if printer.config.has_option('Geometry', 'offset_' + axis.lower()):
printer.path_planner.center_offset[
axis] = printer.config.getfloat('Geometry',
'offset_' + axis.lower())
else:
printer.path_planner.center_offset[axis] = (
Path.soft_min[i]
if Path.home_speed[i] > 0 else Path.soft_max[i])
if axis in ['X', 'Y', 'Z']:
center_default = True
if printer.config.has_option('Homing', 'home_' + axis.lower()):
printer.path_planner.home_pos[axis] = printer.config.getfloat(
'Homing', 'home_' + axis.lower())
else:
printer.path_planner.home_pos[
axis] = printer.path_planner.center_offset[axis]
if axis in ['X', 'Y', 'Z']:
home_default = True
if Path.axis_config == Path.AXIS_CONFIG_DELTA:
if travel_default:
logging.warning(
"Axis travel (travel_*) set by soft limits, manual setup is recommended for a delta"
)
if center_default:
logging.warning(
"Axis offsets (offset_*) set by soft limits, manual setup is recommended for a delta"
)
if home_default:
logging.warning(
"Home position (home_*) set by soft limits or offset_*")
logging.info("Home position will be recalculated...")
# convert home_pos to effector space
Az = printer.path_planner.home_pos['X']
Bz = printer.path_planner.home_pos['Y']
Cz = printer.path_planner.home_pos['Z']
z_offset = Delta.vertical_offset(Az, Bz, Cz) # vertical offset
xyz = Delta.forward_kinematics2(Az, Bz,
Cz) # effector position
# The default home_pos, provided above, is based on effector space
# coordinates for carriage positions. We need to transform these to
# get where the effector actually is.
xyz[2] += z_offset
for i, a in enumerate(['X', 'Y', 'Z']):
printer.path_planner.home_pos[a] = xyz[i]
logging.info("Home position = %s" %
str(printer.path_planner.home_pos))
# Enable Stepper timeout
timeout = printer.config.getint('Steppers', 'timeout_seconds')
printer.swd = StepperWatchdog(printer, timeout)
if printer.config.getboolean('Steppers', 'use_timeout'):
printer.swd.start()
# Set up communication channels
printer.comms["USB"] = USB(self.printer)
printer.comms["Eth"] = Ethernet(self.printer)
if Pipe.check_tty0tty() or Pipe.check_socat():
printer.comms["octoprint"] = Pipe(printer, "octoprint")
printer.comms["toggle"] = Pipe(printer, "toggle")
printer.comms["testing"] = Pipe(printer, "testing")
printer.comms["testing_noret"] = Pipe(printer, "testing_noret")
# Does not send "ok"
printer.comms["testing_noret"].send_response = False
else:
logging.warning(
"Neither tty0tty or socat is installed! No virtual tty pipes enabled"
)
def __init__(self):
""" Init """
logging.info("Redeem initializing " + version)
printer = Printer()
self.printer = printer
# check for config files
if not os.path.exists("/etc/redeem/default.cfg"):
logging.error("/etc/redeem/default.cfg does not exist, this file is required for operation")
sys.exit() # maybe use something more graceful?
# Parse the config files.
printer.config = CascadingConfigParser(
['/etc/redeem/default.cfg', '/etc/redeem/printer.cfg',
'/etc/redeem/local.cfg'])
# Find out which capes are connected
self.printer.config.parse_capes()
self.revision = self.printer.config.replicape_revision
if self.revision:
logging.info("Found Replicape rev. " + self.revision)
Path.set_axes(5)
else:
logging.warning("Oh no! No Replicape present!")
self.revision = "0A4A"
# We set it to 5 axis by default
Path.set_axes(5)
if self.printer.config.reach_revision:
Path.set_axes(8)
logging.info("Found Reach rev. "+self.printer.config.reach_revision)
# Get the revision and loglevel from the Config file
level = self.printer.config.getint('System', 'loglevel')
if level > 0:
logging.getLogger().setLevel(level)
if self.revision in ["00A4", "0A4A", "00A3"]:
PWM.set_frequency(100)
elif self.revision in ["00B1"]:
PWM.set_frequency(1000)
# Init the Paths
Path.axis_config = printer.config.getint('Geometry', 'axis_config')
# Init the end stops
EndStop.callback = self.end_stop_hit
EndStop.inputdev = self.printer.config.get("Endstops", "inputdev")
for es in ["X1", "X2", "Y1", "Y2", "Z1", "Z2"]:
pin = self.printer.config.get("Endstops", "pin_"+es)
keycode = self.printer.config.getint("Endstops", "keycode_"+es)
invert = self.printer.config.getboolean("Endstops", "invert_"+es)
self.printer.end_stops[es] = EndStop(pin, keycode, es, invert)
# Backwards compatibility with A3
if self.revision == "00A3":
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
printer.steppers["X"] = Stepper_00A3("GPIO0_27", "GPIO1_29", "GPIO2_4" , 0, "X", 0, 0)
printer.steppers["Y"] = Stepper_00A3("GPIO1_12", "GPIO0_22", "GPIO2_5" , 1, "Y", 1, 1)
printer.steppers["Z"] = Stepper_00A3("GPIO0_23", "GPIO0_26", "GPIO0_15", 2, "Z", 2, 2)
printer.steppers["E"] = Stepper_00A3("GPIO1_28", "GPIO1_15", "GPIO2_1" , 3, "E", 3, 3)
printer.steppers["H"] = Stepper_00A3("GPIO1_13", "GPIO1_14", "GPIO2_3" , 4, "H", 4, 4)
elif self.revision == "00B1":
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
printer.steppers["X"] = Stepper_00B1("GPIO0_27", "GPIO1_29", "GPIO2_4" , 11, 0, "X", 0, 0)
printer.steppers["Y"] = Stepper_00B1("GPIO1_12", "GPIO0_22", "GPIO2_5" , 12, 1, "Y", 1, 1)
printer.steppers["Z"] = Stepper_00B1("GPIO0_23", "GPIO0_26", "GPIO0_15", 13, 2, "Z", 2, 2)
printer.steppers["E"] = Stepper_00B1("GPIO1_28", "GPIO1_15", "GPIO2_1" , 14, 3, "E", 3, 3)
printer.steppers["H"] = Stepper_00B1("GPIO1_13", "GPIO1_14", "GPIO2_3" , 15, 4, "H", 4, 4)
else:
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
printer.steppers["X"] = Stepper_00A4("GPIO0_27", "GPIO1_29", "GPIO2_4" , 0, 0, "X", 0, 0)
printer.steppers["Y"] = Stepper_00A4("GPIO1_12", "GPIO0_22", "GPIO2_5" , 1, 1, "Y", 1, 1)
printer.steppers["Z"] = Stepper_00A4("GPIO0_23", "GPIO0_26", "GPIO0_15", 2, 2, "Z", 2, 2)
printer.steppers["E"] = Stepper_00A4("GPIO1_28", "GPIO1_15", "GPIO2_1" , 3, 3, "E", 3, 3)
printer.steppers["H"] = Stepper_00A4("GPIO1_13", "GPIO1_14", "GPIO2_3" , 4, 4, "H", 4, 4)
if printer.config.reach_revision:
printer.steppers["A"] = Stepper_00A4("GPIO2_2" , "GPIO1_18", "GPIO0_14", 5, 5, "A", 5, 5)
printer.steppers["B"] = Stepper_00A4("GPIO1_14", "GPIO0_5" , "GPIO0_14", 6, 6, "B", 6, 6)
printer.steppers["C"] = Stepper_00A4("GPIO0_3" , "GPIO3_19", "GPIO0_14", 7, 7, "C", 7, 7)
# Enable the steppers and set the current, steps pr mm and
# microstepping
for name, stepper in self.printer.steppers.iteritems():
stepper.in_use = printer.config.getboolean('Steppers', 'in_use_' + name)
stepper.direction = printer.config.getint('Steppers', 'direction_' + name)
stepper.has_endstop = printer.config.getboolean('Endstops', 'has_' + name)
stepper.set_current_value(printer.config.getfloat('Steppers', 'current_' + name))
stepper.set_steps_pr_mm(printer.config.getfloat('Steppers', 'steps_pr_mm_' + name))
stepper.set_microstepping(printer.config.getint('Steppers', 'microstepping_' + name))
stepper.set_decay(printer.config.getboolean("Steppers", "slow_decay_" + name))
# Add soft end stops
Path.soft_min[Path.axis_to_index(name)] = printer.config.getfloat('Endstops', 'soft_end_stop_min_' + name)
Path.soft_max[Path.axis_to_index(name)] = printer.config.getfloat('Endstops', 'soft_end_stop_max_' + name)
# Commit changes for the Steppers
#Stepper.commit()
# Delta printer setup
if Path.axis_config == Path.AXIS_CONFIG_DELTA:
opts = ["Hez", "L", "r", "Ae", "Be", "Ce", "A_radial", "B_radial", "C_radial", "A_tangential", "B_tangential", "C_tangential" ]
for opt in opts:
Delta.__dict__[opt] = printer.config.getfloat('Delta', opt)
Delta.recalculate()
# Set up cold ends
path = self.printer.config.get('Cold-ends', 'path', 0)
if os.path.exists(path):
self.printer.cold_ends.append(ColdEnd(path, "Cold End 0"))
logging.info("Found Cold end on " + path)
else:
logging.info("No cold end present in path: " + path)
# Make Mosfets, thermistors and extruders
heaters = ["E", "H", "HBP"]
if self.printer.config.reach_revision:
heaters.extend(["A", "B", "C"])
for e in heaters:
# Mosfets
channel = self.printer.config.getint("Heaters", "mosfet_"+e)
self.printer.mosfets[e] = Mosfet(channel)
# Thermistors
adc = self.printer.config.get("Heaters", "path_adc_"+e)
chart = self.printer.config.get("Heaters", "temp_chart_"+e)
self.printer.thermistors[e] = Thermistor(adc, "MOSFET "+e, chart)
# Extruders
onoff = self.printer.config.getboolean('Heaters', 'onoff_'+e)
prefix = self.printer.config.get('Heaters', 'prefix_'+e)
if e != "HBP":
self.printer.heaters[e] = Extruder(
self.printer.steppers[e],
self.printer.thermistors[e],
self.printer.mosfets[e], e, onoff)
else:
self.printer.heaters[e] = HBP(
self.printer.thermistors[e],
self.printer.mosfets[e], onoff)
self.printer.heaters[e].prefix = prefix
self.printer.heaters[e].P = self.printer.config.getfloat('Heaters', 'pid_p_'+e)
self.printer.heaters[e].I = self.printer.config.getfloat('Heaters', 'pid_i_'+e)
self.printer.heaters[e].D = self.printer.config.getfloat('Heaters', 'pid_d_'+e)
# Init the three fans. Argument is PWM channel number
self.printer.fans = []
if self.revision == "00A3":
self.printer.fans.append(Fan(0))
self.printer.fans.append(Fan(1))
self.printer.fans.append(Fan(2))
elif self.revision == "0A4A":
self.printer.fans.append(Fan(8))
self.printer.fans.append(Fan(9))
self.printer.fans.append(Fan(10))
elif self.revision == "00B1":
self.printer.fans.append(Fan(7))
self.printer.fans.append(Fan(8))
self.printer.fans.append(Fan(9))
self.printer.fans.append(Fan(10))
for f in self.printer.fans:
f.set_value(0)
# Init the servos
printer.servos = []
servo_nr = 0
while(printer.config.has_option("Servos", "servo_"+str(servo_nr)+"_enable")):
if printer.config.getboolean("Servos", "servo_"+str(servo_nr)+"_enable"):
channel = printer.config.getint("Servos", "servo_"+str(servo_nr)+"_channel")
angle_off = printer.config.getint("Servos", "servo_"+str(servo_nr)+"_angle_off")
s = Servo(channel, 500, 750, angle_off)
s.angle_on = printer.config.getint("Servos", "servo_"+str(servo_nr)+"_angle_on")
s.angle_off = angle_off
printer.servos.append(s)
logging.info("Added servo "+str(servo_nr))
servo_nr += 1
# Connect thermitors to fans
for t, therm in self.printer.heaters.iteritems():
for f, fan in enumerate(self.printer.fans):
if self.printer.config.getboolean('Cold-ends', "connect-therm-{}-fan-{}".format(t, f)):
c = Cooler(therm, fan, "Cooler-{}-{}".format(t, f), False)
c.ok_range = 4
c.set_target_temperature(60)
c.enable()
self.printer.coolers.append(c)
logging.info("Cooler connects therm {} with fan {}".format(t, f))
# Connect fans to M106
printer.controlled_fans = []
for i, fan in enumerate(self.printer.fans):
if self.printer.config.getboolean('Cold-ends', "add-fan-{}-to-M106".format(i)):
printer.controlled_fans.append(self.printer.fans[i])
logging.info("Added fan {} to M106/M107".format(i))
# Connect the cold end 0 to fan 2
# This is very "Thing" specific, should be configurable somehow.
if len(self.printer.cold_ends):
self.printer.coolers.append(
Cooler(self.printer.cold_ends[0], self.printer.fans[2],
"Cooler0", False))
self.printer.coolers[0].ok_range = 4
self.printer.coolers[0].set_target_temperature(60)
self.printer.coolers[0].enable()
# Make a queue of commands
self.printer.commands = JoinableQueue(10)
# Make a queue of commands that should not be buffered
self.printer.sync_commands = JoinableQueue()
self.printer.unbuffered_commands = JoinableQueue(10)
# Bed compensation matrix
Path.matrix_bed_comp = printer.load_bed_compensation_matrix()
Path.matrix_bed_comp_inv = np.linalg.inv(Path.matrix_bed_comp)
logging.debug("Loaded bed compensation matrix: \n"+str(Path.matrix_bed_comp))
for axis in printer.steppers.keys():
i = Path.axis_to_index(axis)
Path.max_speeds[i] = printer.config.getfloat('Planner', 'max_speed_'+axis.lower())
Path.home_speed[i] = printer.config.getfloat('Homing', 'home_speed_'+axis.lower())
Path.home_backoff_speed[i] = printer.config.getfloat('Homing', 'home_backoff_speed_'+axis.lower())
Path.home_backoff_offset[i] = printer.config.getfloat('Homing', 'home_backoff_offset_'+axis.lower())
Path.steps_pr_meter[i] = printer.steppers[axis].get_steps_pr_meter()
Path.backlash_compensation[i] = printer.config.getfloat('Steppers', 'backlash_'+axis.lower())
dirname = os.path.dirname(os.path.realpath(__file__))
# Create the firmware compiler
pru_firmware = PruFirmware(
dirname + "/firmware/firmware_runtime.p",
dirname + "/firmware/firmware_runtime.bin",
dirname + "/firmware/firmware_endstops.p",
dirname + "/firmware/firmware_endstops.bin",
self.revision, self.printer.config, "/usr/bin/pasm")
printer.maxJerkXY = printer.config.getfloat('Planner', 'maxJerk_xy')
printer.maxJerkZ = printer.config.getfloat('Planner', 'maxJerk_z')
printer.maxJerkEH = printer.config.getfloat('Planner', 'maxJerk_eh')
printer.move_cache_size = printer.config.getfloat('Planner', 'move_cache_size')
printer.print_move_buffer_wait = printer.config.getfloat('Planner', 'print_move_buffer_wait')
printer.min_buffered_move_time = printer.config.getfloat('Planner', 'min_buffered_move_time')
printer.max_buffered_move_time = printer.config.getfloat('Planner', 'max_buffered_move_time')
self.printer.processor = GCodeProcessor(self.printer)
self.printer.plugins = PluginsController(self.printer)
# Path planner
travel_default = False
center_default = False
home_default = False
self.printer.path_planner = PathPlanner(self.printer, pru_firmware)
for axis in printer.steppers.keys():
i = Path.axis_to_index(axis)
printer.acceleration[Path.axis_to_index(axis)] = printer.config.getfloat(
'Planner', 'acceleration_' + axis.lower())
# Sometimes soft_end_stop aren't defined to be at the exact hardware boundary.
# Adding 100mm for searching buffer.
if printer.config.has_option('Geometry', 'travel_' + axis.lower()):
printer.path_planner.travel_length[axis] = printer.config.getfloat('Geometry', 'travel_' + axis.lower())
else:
printer.path_planner.travel_length[axis] = (Path.soft_max[i] - Path.soft_min[i]) + .1
if axis in ['X','Y','Z']:
travel_default = True
if printer.config.has_option('Geometry', 'offset_' + axis.lower()):
printer.path_planner.center_offset[axis] = printer.config.getfloat('Geometry', 'offset_' + axis.lower())
else:
printer.path_planner.center_offset[axis] =(Path.soft_min[i] if Path.home_speed[i] > 0 else Path.soft_max[i])
if axis in ['X','Y','Z']:
center_default = True
if printer.config.has_option('Homing', 'home_' + axis.lower()):
printer.path_planner.home_pos[axis] = printer.config.getfloat('Homing', 'home_' + axis.lower())
else:
printer.path_planner.home_pos[axis] = printer.path_planner.center_offset[axis]
if axis in ['X','Y','Z']:
home_default = True
if Path.axis_config == Path.AXIS_CONFIG_DELTA:
if travel_default:
logging.warning("Axis travel (travel_*) set by soft limits, manual setup is recommended for a delta")
if center_default:
logging.warning("Axis offsets (offset_*) set by soft limits, manual setup is recommended for a delta")
if home_default:
logging.warning("Home position (home_*) set by soft limits or offset_*")
logging.info("Home position will be recalculated...")
# convert home_pos to effector space
Az = printer.path_planner.home_pos['X']
Bz = printer.path_planner.home_pos['Y']
Cz = printer.path_planner.home_pos['Z']
z_offset = Delta.vertical_offset(Az,Bz,Cz) # vertical offset
xyz = Delta.forward_kinematics2(Az, Bz, Cz) # effector position
# The default home_pos, provided above, is based on effector space
# coordinates for carriage positions. We need to transform these to
# get where the effector actually is.
xyz[2] += z_offset
for i, a in enumerate(['X','Y','Z']):
printer.path_planner.home_pos[a] = xyz[i]
logging.info("Home position = %s"%str(printer.path_planner.home_pos))
# Enable PWM and steppers
printer.enable = Enable("P9_41")
printer.enable.set_enabled()
# Set up communication channels
printer.comms["USB"] = USB(self.printer)
printer.comms["Eth"] = Ethernet(self.printer)
if Pipe.check_tty0tty() or Pipe.check_socat():
printer.comms["octoprint"] = Pipe(printer, "octoprint")
printer.comms["toggle"] = Pipe(printer, "toggle")
printer.comms["testing"] = Pipe(printer, "testing")
printer.comms["testing_noret"] = Pipe(printer, "testing_noret")
# Does not send "ok"
printer.comms["testing_noret"].send_response = False
else:
logging.warning("Neither tty0tty or socat is installed! No virtual tty pipes enabled")
def __init__(self):
firmware_version = "1.1.8~Raw Deal"
logging.info("Redeem initializing "+firmware_version)
printer = Printer()
self.printer = printer
Path.printer = printer
printer.firmware_version = firmware_version
# check for config files
if not os.path.exists("/etc/redeem/default.cfg"):
logging.error("/etc/redeem/default.cfg does not exist, this file is required for operation")
sys.exit() # maybe use something more graceful?
if not os.path.exists("/etc/redeem/local.cfg"):
logging.info("/etc/redeem/local.cfg does not exist, Creating one")
os.mknod("/etc/redeem/local.cfg")
# Parse the config files.
printer.config = CascadingConfigParser(
['/etc/redeem/default.cfg', '/etc/redeem/printer.cfg',
'/etc/redeem/local.cfg'])
# Get the revision and loglevel from the Config file
level = self.printer.config.getint('System', 'loglevel')
if level > 0:
logging.getLogger().setLevel(level)
# Set up additional logging, if present:
if self.printer.config.getboolean('System', 'log_to_file'):
logfile = self.printer.config.get('System', 'logfile')
formatter = '%(asctime)s %(name)-12s %(levelname)-8s %(message)s'
printer.redeem_logging_handler = logging.handlers.RotatingFileHandler(logfile, maxBytes=2*1024*1024)
printer.redeem_logging_handler.setFormatter(logging.Formatter(formatter))
printer.redeem_logging_handler.setLevel(level)
logging.getLogger().addHandler(printer.redeem_logging_handler)
logging.info("-- Logfile configured --")
# Find out which capes are connected
self.printer.config.parse_capes()
self.revision = self.printer.config.replicape_revision
if self.revision:
logging.info("Found Replicape rev. " + self.revision)
else:
logging.warning("Oh no! No Replicape present!")
self.revision = "00B3"
# We set it to 5 axis by default
Path.NUM_AXES = 5
if self.printer.config.reach_revision:
logging.info("Found Reach rev. "+self.printer.config.reach_revision)
if self.printer.config.reach_revision == "00A0":
Path.NUM_AXES = 8
elif self.printer.config.reach_revision == "00B0":
Path.NUM_AXES = 7
if self.revision in ["00A4", "0A4A", "00A3"]:
PWM.set_frequency(100)
elif self.revision in ["00B1", "00B2", "00B3"]:
PWM.set_frequency(1000)
# Test the alarm framework
Alarm.printer = self.printer
Alarm.executor = AlarmExecutor()
alarm = Alarm(Alarm.ALARM_TEST, "Alarm framework operational")
# Init the Watchdog timer
printer.watchdog = Watchdog()
# Enable PWM and steppers
printer.enable = Enable("P9_41")
printer.enable.set_disabled()
# Init the Paths
Path.axis_config = printer.config.getint('Geometry', 'axis_config')
# Init the end stops
EndStop.inputdev = self.printer.config.get("Endstops", "inputdev")
# Set up key listener
Key_pin.listener = Key_pin_listener(EndStop.inputdev)
for es in ["Z2", "Y2", "X2", "Z1", "Y1", "X1"]: # Order matches end stop inversion mask in Firmware
pin = self.printer.config.get("Endstops", "pin_"+es)
keycode = self.printer.config.getint("Endstops", "keycode_"+es)
invert = self.printer.config.getboolean("Endstops", "invert_"+es)
self.printer.end_stops[es] = EndStop(printer, pin, keycode, es, invert)
self.printer.end_stops[es].stops = self.printer.config.get('Endstops', 'end_stop_'+es+'_stops')
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
if self.revision == "00A3":
printer.steppers["X"] = Stepper_00A3("GPIO0_27", "GPIO1_29", "GPIO2_4" , 0, "X")
printer.steppers["Y"] = Stepper_00A3("GPIO1_12", "GPIO0_22", "GPIO2_5" , 1, "Y")
printer.steppers["Z"] = Stepper_00A3("GPIO0_23", "GPIO0_26", "GPIO0_15", 2, "Z")
printer.steppers["E"] = Stepper_00A3("GPIO1_28", "GPIO1_15", "GPIO2_1" , 3, "E")
printer.steppers["H"] = Stepper_00A3("GPIO1_13", "GPIO1_14", "GPIO2_3" , 4, "H")
elif self.revision == "00B1":
printer.steppers["X"] = Stepper_00B1("GPIO0_27", "GPIO1_29", "GPIO2_4" , 11, 0, "X")
printer.steppers["Y"] = Stepper_00B1("GPIO1_12", "GPIO0_22", "GPIO2_5" , 12, 1, "Y")
printer.steppers["Z"] = Stepper_00B1("GPIO0_23", "GPIO0_26", "GPIO0_15", 13, 2, "Z")
printer.steppers["E"] = Stepper_00B1("GPIO1_28", "GPIO1_15", "GPIO2_1" , 14, 3, "E")
printer.steppers["H"] = Stepper_00B1("GPIO1_13", "GPIO1_14", "GPIO2_3" , 15, 4, "H")
elif self.revision == "00B2":
printer.steppers["X"] = Stepper_00B2("GPIO0_27", "GPIO1_29", "GPIO2_4" , 11, 0, "X")
printer.steppers["Y"] = Stepper_00B2("GPIO1_12", "GPIO0_22", "GPIO2_5" , 12, 1, "Y")
printer.steppers["Z"] = Stepper_00B2("GPIO0_23", "GPIO0_26", "GPIO0_15", 13, 2, "Z")
printer.steppers["E"] = Stepper_00B2("GPIO1_28", "GPIO1_15", "GPIO2_1" , 14, 3, "E")
printer.steppers["H"] = Stepper_00B2("GPIO1_13", "GPIO1_14", "GPIO2_3" , 15, 4, "H")
elif self.revision == "00B3":
printer.steppers["X"] = Stepper_00B3("GPIO0_27", "GPIO1_29", 90, 11, 0, "X")
printer.steppers["Y"] = Stepper_00B3("GPIO1_12", "GPIO0_22", 91, 12, 1, "Y")
printer.steppers["Z"] = Stepper_00B3("GPIO0_23", "GPIO0_26", 92, 13, 2, "Z")
printer.steppers["E"] = Stepper_00B3("GPIO1_28", "GPIO1_15", 93, 14, 3, "E")
printer.steppers["H"] = Stepper_00B3("GPIO1_13", "GPIO1_14", 94, 15, 4, "H")
elif self.revision in ["00A4", "0A4A"]:
printer.steppers["X"] = Stepper_00A4("GPIO0_27", "GPIO1_29", "GPIO2_4" , 0, 0, "X")
printer.steppers["Y"] = Stepper_00A4("GPIO1_12", "GPIO0_22", "GPIO2_5" , 1, 1, "Y")
printer.steppers["Z"] = Stepper_00A4("GPIO0_23", "GPIO0_26", "GPIO0_15", 2, 2, "Z")
printer.steppers["E"] = Stepper_00A4("GPIO1_28", "GPIO1_15", "GPIO2_1" , 3, 3, "E")
printer.steppers["H"] = Stepper_00A4("GPIO1_13", "GPIO1_14", "GPIO2_3" , 4, 4, "H")
# Init Reach steppers, if present.
if printer.config.reach_revision == "00A0":
printer.steppers["A"] = Stepper_reach_00A4("GPIO2_2" , "GPIO1_18", "GPIO0_14", 5, 5, "A")
printer.steppers["B"] = Stepper_reach_00A4("GPIO1_16", "GPIO0_5" , "GPIO0_14", 6, 6, "B")
printer.steppers["C"] = Stepper_reach_00A4("GPIO0_3" , "GPIO3_19", "GPIO0_14", 7, 7, "C")
elif printer.config.reach_revision == "00B0":
printer.steppers["A"] = Stepper_reach_00B0("GPIO1_16", "GPIO0_5", "GPIO0_3", 5, 5, "A")
printer.steppers["B"] = Stepper_reach_00B0("GPIO2_2" , "GPIO0_14", "GPIO0_3", 6, 6, "B")
# Enable the steppers and set the current, steps pr mm and
# microstepping
for name, stepper in self.printer.steppers.iteritems():
stepper.in_use = printer.config.getboolean('Steppers', 'in_use_' + name)
stepper.direction = printer.config.getint('Steppers', 'direction_' + name)
stepper.has_endstop = printer.config.getboolean('Endstops', 'has_' + name)
stepper.set_current_value(printer.config.getfloat('Steppers', 'current_' + name))
stepper.set_steps_pr_mm(printer.config.getfloat('Steppers', 'steps_pr_mm_' + name))
stepper.set_microstepping(printer.config.getint('Steppers', 'microstepping_' + name))
stepper.set_decay(printer.config.getint("Steppers", "slow_decay_" + name))
# Add soft end stops
Path.soft_min[Path.axis_to_index(name)] = printer.config.getfloat('Endstops', 'soft_end_stop_min_' + name)
Path.soft_max[Path.axis_to_index(name)] = printer.config.getfloat('Endstops', 'soft_end_stop_max_' + name)
slave = printer.config.get('Steppers', 'slave_' + name)
if slave:
Path.add_slave(name, slave)
logging.debug("Axis "+name+" has slave "+slave)
# Commit changes for the Steppers
#Stepper.commit()
Stepper.printer = printer
# Delta printer setup
if Path.axis_config == Path.AXIS_CONFIG_DELTA:
opts = ["Hez", "L", "r", "Ae", "Be", "Ce", "A_radial", "B_radial", "C_radial", "A_tangential", "B_tangential", "C_tangential" ]
for opt in opts:
Delta.__dict__[opt] = printer.config.getfloat('Delta', opt)
Delta.recalculate()
# Discover and add all DS18B20 cold ends.
import glob
paths = glob.glob("/sys/bus/w1/devices/28-*/w1_slave")
logging.debug("Found cold ends: "+str(paths))
for i, path in enumerate(paths):
self.printer.cold_ends.append(ColdEnd(path, "ds18b20-"+str(i)))
logging.info("Found Cold end "+str(i)+" on " + path)
# Make Mosfets, thermistors and extruders
heaters = ["E", "H", "HBP"]
if self.printer.config.reach_revision:
heaters.extend(["A", "B", "C"])
for e in heaters:
# Mosfets
channel = self.printer.config.getint("Heaters", "mosfet_"+e)
self.printer.mosfets[e] = Mosfet(channel)
# Thermistors
adc = self.printer.config.get("Heaters", "path_adc_"+e)
chart = self.printer.config.get("Heaters", "temp_chart_"+e)
resistance = self.printer.config.getfloat("Heaters", "resistance_"+e)
self.printer.thermistors[e] = Thermistor(adc, "MOSFET "+e, chart, resistance)
self.printer.thermistors[e].printer = printer
# Extruders
onoff = self.printer.config.getboolean('Heaters', 'onoff_'+e)
prefix = self.printer.config.get('Heaters', 'prefix_'+e)
if e != "HBP":
self.printer.heaters[e] = Extruder(
self.printer.steppers[e],
self.printer.thermistors[e],
self.printer.mosfets[e], e, onoff)
else:
self.printer.heaters[e] = HBP(
self.printer.thermistors[e],
self.printer.mosfets[e], onoff)
self.printer.heaters[e].prefix = prefix
self.printer.heaters[e].P = self.printer.config.getfloat('Heaters', 'pid_p_'+e)
self.printer.heaters[e].I = self.printer.config.getfloat('Heaters', 'pid_i_'+e)
self.printer.heaters[e].D = self.printer.config.getfloat('Heaters', 'pid_d_'+e)
# Min/max settings
self.printer.heaters[e].min_temp = self.printer.config.getfloat('Heaters', 'min_temp_'+e)
self.printer.heaters[e].max_temp = self.printer.config.getfloat('Heaters', 'max_temp_'+e)
self.printer.heaters[e].max_temp_rise = self.printer.config.getfloat('Heaters', 'max_rise_temp_'+e)
self.printer.heaters[e].max_temp_fall = self.printer.config.getfloat('Heaters', 'max_fall_temp_'+e)
# Init the three fans. Argument is PWM channel number
self.printer.fans = []
if self.revision == "00A3":
self.printer.fans.append(Fan(0))
self.printer.fans.append(Fan(1))
self.printer.fans.append(Fan(2))
elif self.revision == "0A4A":
self.printer.fans.append(Fan(8))
self.printer.fans.append(Fan(9))
self.printer.fans.append(Fan(10))
elif self.revision in ["00B1", "00B2", "00B3"]:
self.printer.fans.append(Fan(7))
self.printer.fans.append(Fan(8))
self.printer.fans.append(Fan(9))
self.printer.fans.append(Fan(10))
if printer.config.reach_revision == "00A0":
self.printer.fans.append(Fan(14))
self.printer.fans.append(Fan(15))
self.printer.fans.append(Fan(7))
# Disable all fans
for f in self.printer.fans:
f.set_value(0)
# Init the servos
printer.servos = []
servo_nr = 0
while(printer.config.has_option("Servos", "servo_"+str(servo_nr)+"_enable")):
if printer.config.getboolean("Servos", "servo_"+str(servo_nr)+"_enable"):
channel = printer.config.get("Servos", "servo_"+str(servo_nr)+"_channel")
pulse_min = printer.config.getfloat("Servos", "servo_"+str(servo_nr)+"_pulse_min")
pulse_max = printer.config.getfloat("Servos", "servo_"+str(servo_nr)+"_pulse_max")
angle_min = printer.config.getfloat("Servos", "servo_"+str(servo_nr)+"_angle_min")
angle_max = printer.config.getfloat("Servos", "servo_"+str(servo_nr)+"_angle_max")
angle_init = printer.config.getfloat("Servos", "servo_"+str(servo_nr)+"_angle_init")
s = Servo(channel, pulse_min, pulse_max, angle_min, angle_max, angle_init)
printer.servos.append(s)
logging.info("Added servo "+str(servo_nr))
servo_nr += 1
# Connect thermitors to fans
for t, therm in self.printer.heaters.iteritems():
for f, fan in enumerate(self.printer.fans):
if not self.printer.config.has_option('Cold-ends', "connect-therm-{}-fan-{}".format(t, f)):
continue
if printer.config.getboolean('Cold-ends', "connect-therm-{}-fan-{}".format(t, f)):
c = Cooler(therm, fan, "Cooler-{}-{}".format(t, f), True) # Use ON/OFF on these.
c.ok_range = 4
opt_temp = "therm-{}-fan-{}-target_temp".format(t, f)
if printer.config.has_option('Cold-ends', opt_temp):
target_temp = printer.config.getfloat('Cold-ends', opt_temp)
else:
target_temp = 60
c.set_target_temperature(target_temp)
c.enable()
printer.coolers.append(c)
logging.info("Cooler connects therm {} with fan {}".format(t, f))
# Connect fans to M106
printer.controlled_fans = []
for i, fan in enumerate(self.printer.fans):
if not self.printer.config.has_option('Cold-ends', "add-fan-{}-to-M106".format(i)):
continue
if self.printer.config.getboolean('Cold-ends', "add-fan-{}-to-M106".format(i)):
printer.controlled_fans.append(self.printer.fans[i])
logging.info("Added fan {} to M106/M107".format(i))
# Connect the colds to fans
for ce, cold_end in enumerate(self.printer.cold_ends):
for f, fan in enumerate(self.printer.fans):
option = "connect-ds18b20-{}-fan-{}".format(ce, f)
if self.printer.config.has_option('Cold-ends', option):
if self.printer.config.getboolean('Cold-ends', option):
c = Cooler(cold_end, fan, "Cooler-ds18b20-{}-{}".format(ce, f), False)
c.ok_range = 4
opt_temp = "cooler_{}_target_temp".format(ce)
if printer.config.has_option('Cold-ends', opt_temp):
target_temp = printer.config.getfloat('Cold-ends', opt_temp)
else:
target_temp = 60
c.set_target_temperature(target_temp)
c.enable()
printer.coolers.append(c)
logging.info("Cooler connects temp sensor ds18b20 {} with fan {}".format(ce, f))
# Init roatray encs.
printer.filament_sensors = []
# Init rotary encoders
printer.rotary_encoders = []
for ex in ["E", "H", "A", "B", "C"]:
if not printer.config.has_option('Rotary-encoders', "enable-{}".format(ex)):
continue
if printer.config.getboolean("Rotary-encoders", "enable-{}".format(ex)):
logging.debug("Rotary encoder {} enabled".format(ex))
event = printer.config.get("Rotary-encoders", "event-{}".format(ex))
cpr = printer.config.getint("Rotary-encoders", "cpr-{}".format(ex))
diameter = printer.config.getfloat("Rotary-encoders", "diameter-{}".format(ex))
r = RotaryEncoder(event, cpr, diameter)
printer.rotary_encoders.append(r)
# Append as Filament Sensor
ext_nr = Path.axis_to_index(ex)-3
sensor = FilamentSensor(ex, r, ext_nr, printer)
alarm_level = printer.config.getfloat("Filament-sensors", "alarm-level-{}".format(ex))
logging.debug("Alarm level"+str(alarm_level))
sensor.alarm_level = alarm_level
printer.filament_sensors.append(sensor)
# Make a queue of commands
self.printer.commands = JoinableQueue(10)
# Make a queue of commands that should not be buffered
self.printer.sync_commands = JoinableQueue()
self.printer.unbuffered_commands = JoinableQueue(10)
# Bed compensation matrix
Path.matrix_bed_comp = printer.load_bed_compensation_matrix()
Path.matrix_bed_comp_inv = np.linalg.inv(Path.matrix_bed_comp)
logging.debug("Loaded bed compensation matrix: \n"+str(Path.matrix_bed_comp))
for axis in printer.steppers.keys():
i = Path.axis_to_index(axis)
Path.max_speeds[i] = printer.config.getfloat('Planner', 'max_speed_'+axis.lower())
Path.min_speeds[i] = printer.config.getfloat('Planner', 'min_speed_'+axis.lower())
Path.jerks[i] = printer.config.getfloat('Planner', 'max_jerk_'+axis.lower())
Path.home_speed[i] = printer.config.getfloat('Homing', 'home_speed_'+axis.lower())
Path.home_backoff_speed[i] = printer.config.getfloat('Homing', 'home_backoff_speed_'+axis.lower())
Path.home_backoff_offset[i] = printer.config.getfloat('Homing', 'home_backoff_offset_'+axis.lower())
Path.steps_pr_meter[i] = printer.steppers[axis].get_steps_pr_meter()
Path.backlash_compensation[i] = printer.config.getfloat('Steppers', 'backlash_'+axis.lower())
dirname = os.path.dirname(os.path.realpath(__file__))
# Create the firmware compiler
pru_firmware = PruFirmware(
dirname + "/firmware/firmware_runtime.p",
dirname + "/firmware/firmware_runtime.bin",
dirname + "/firmware/firmware_endstops.p",
dirname + "/firmware/firmware_endstops.bin",
self.printer, "/usr/bin/pasm")
printer.move_cache_size = printer.config.getfloat('Planner', 'move_cache_size')
printer.print_move_buffer_wait = printer.config.getfloat('Planner', 'print_move_buffer_wait')
printer.min_buffered_move_time = printer.config.getfloat('Planner', 'min_buffered_move_time')
printer.max_buffered_move_time = printer.config.getfloat('Planner', 'max_buffered_move_time')
self.printer.processor = GCodeProcessor(self.printer)
self.printer.plugins = PluginsController(self.printer)
# Path planner
travel_default = False
center_default = False
home_default = False
# Setting acceleration before PathPlanner init
for axis in printer.steppers.keys():
Path.acceleration[Path.axis_to_index(axis)] = printer.config.getfloat(
'Planner', 'acceleration_' + axis.lower())
self.printer.path_planner = PathPlanner(self.printer, pru_firmware)
for axis in printer.steppers.keys():
i = Path.axis_to_index(axis)
# Sometimes soft_end_stop aren't defined to be at the exact hardware boundary.
# Adding 100mm for searching buffer.
if printer.config.has_option('Geometry', 'travel_' + axis.lower()):
printer.path_planner.travel_length[axis] = printer.config.getfloat('Geometry', 'travel_' + axis.lower())
else:
printer.path_planner.travel_length[axis] = (Path.soft_max[i] - Path.soft_min[i]) + .1
if axis in ['X','Y','Z']:
travel_default = True
if printer.config.has_option('Geometry', 'offset_' + axis.lower()):
printer.path_planner.center_offset[axis] = printer.config.getfloat('Geometry', 'offset_' + axis.lower())
else:
printer.path_planner.center_offset[axis] =(Path.soft_min[i] if Path.home_speed[i] > 0 else Path.soft_max[i])
if axis in ['X','Y','Z']:
center_default = True
if printer.config.has_option('Homing', 'home_' + axis.lower()):
printer.path_planner.home_pos[axis] = printer.config.getfloat('Homing', 'home_' + axis.lower())
else:
printer.path_planner.home_pos[axis] = printer.path_planner.center_offset[axis]
if axis in ['X','Y','Z']:
home_default = True
if Path.axis_config == Path.AXIS_CONFIG_DELTA:
if travel_default:
logging.warning("Axis travel (travel_*) set by soft limits, manual setup is recommended for a delta")
if center_default:
logging.warning("Axis offsets (offset_*) set by soft limits, manual setup is recommended for a delta")
if home_default:
logging.warning("Home position (home_*) set by soft limits or offset_*")
logging.info("Home position will be recalculated...")
# convert home_pos to effector space
Az = printer.path_planner.home_pos['X']
Bz = printer.path_planner.home_pos['Y']
Cz = printer.path_planner.home_pos['Z']
z_offset = Delta.vertical_offset(Az,Bz,Cz) # vertical offset
xyz = Delta.forward_kinematics2(Az, Bz, Cz) # effector position
# The default home_pos, provided above, is based on effector space
# coordinates for carriage positions. We need to transform these to
# get where the effector actually is.
xyz[2] += z_offset
for i, a in enumerate(['X','Y','Z']):
printer.path_planner.home_pos[a] = xyz[i]
logging.info("Home position = %s"%str(printer.path_planner.home_pos))
# Enable Stepper timeout
timeout = printer.config.getint('Steppers', 'timeout_seconds')
printer.swd = StepperWatchdog(printer, timeout)
if printer.config.getboolean('Steppers', 'use_timeout'):
printer.swd.start()
# Set up communication channels
printer.comms["USB"] = USB(self.printer)
printer.comms["Eth"] = Ethernet(self.printer)
if Pipe.check_tty0tty() or Pipe.check_socat():
printer.comms["octoprint"] = Pipe(printer, "octoprint")
printer.comms["toggle"] = Pipe(printer, "toggle")
printer.comms["testing"] = Pipe(printer, "testing")
printer.comms["testing_noret"] = Pipe(printer, "testing_noret")
# Does not send "ok"
printer.comms["testing_noret"].send_response = False
else:
logging.warning("Neither tty0tty or socat is installed! No virtual tty pipes enabled")
def __init__(self):
""" Init """
logging.info("Redeem initializing " + version)
self.printer = Printer()
# Parse the config files.
self.printer.config = CascadingConfigParser([
'/etc/redeem/default.cfg', '/etc/redeem/printer.cfg',
'/etc/redeem/local.cfg'
])
# Get the revision and loglevel from the Config file
self.revision = self.printer.config.get('System', 'revision', "A4")
level = self.printer.config.getint('System', 'loglevel')
if level > 0:
logging.getLogger().setLevel(level)
logging.info("Replicape revision " + self.revision)
# Init the end stops
EndStop.callback = self.end_stop_hit
EndStop.inputdev = self.printer.config.get("Endstops", "inputdev")
if self.revision == "A4" or self.revision == "A4A":
self.printer.end_stops["X1"] = EndStop(
"GPIO3_21", 112, "X1",
self.printer.config.getboolean("Endstops", "invert_X1"))
self.printer.end_stops["X2"] = EndStop(
"GPIO0_30", 113, "X2",
self.printer.config.getboolean("Endstops", "invert_X2"))
self.printer.end_stops["Y1"] = EndStop(
"GPIO1_17", 114, "Y1",
self.printer.config.getboolean("Endstops", "invert_Y1"))
self.printer.end_stops["Y2"] = EndStop(
"GPIO1_19", 115, "Y2",
self.printer.config.getboolean("Endstops", "invert_Y2"))
self.printer.end_stops["Z1"] = EndStop(
"GPIO0_31", 123, "Z1",
self.printer.config.getboolean("Endstops", "invert_Z1"))
self.printer.end_stops["Z2"] = EndStop(
"GPIO0_4", 117, "Z2",
self.printer.config.getboolean("Endstops", "invert_Z2"))
else:
self.printer.end_stops["X1"] = EndStop(
"GPIO0_14", 112, "X1",
self.printer.config.getboolean("Endstops", "invert_X1"))
self.printer.end_stops["X2"] = EndStop(
"GPIO3_21", 113, "X2",
self.printer.config.getboolean("Endstops", "invert_X2"))
self.printer.end_stops["Y1"] = EndStop(
"GPIO2_2", 114, "Y1",
self.printer.config.getboolean("Endstops", "invert_Y1"))
self.printer.end_stops["Y2"] = EndStop(
"GPIO0_31", 115, "Y2",
self.printer.config.getboolean("Endstops", "invert_Y2"))
self.printer.end_stops["Z1"] = EndStop(
"GPIO0_30", 123, "Z1",
self.printer.config.getboolean("Endstops", "invert_Z1"))
self.printer.end_stops["Z2"] = EndStop(
"GPIO0_4", 117, "Z2",
self.printer.config.getboolean("Endstops", "invert_Z2"))
if self.revision == "A3":
Stepper.revision = "A3"
Stepper.ENABLED = 6
Stepper.SLEEP = 5
Stepper.RESET = 4
Stepper.DECAY = 0
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
self.printer.steppers["X"] = Stepper("GPIO0_27", "GPIO1_29", "GPIO2_4",
0, "X",
self.printer.end_stops["X1"], 0,
0)
self.printer.steppers["Y"] = Stepper("GPIO1_12", "GPIO0_22", "GPIO2_5",
1, "Y",
self.printer.end_stops["Y1"], 1,
1)
self.printer.steppers["Z"] = Stepper("GPIO0_23", "GPIO0_26",
"GPIO0_15", 2, "Z",
self.printer.end_stops["Z1"], 2,
2)
self.printer.steppers["E"] = Stepper("GPIO1_28", "GPIO1_15", "GPIO2_1",
3, "E", None, 3, 3)
self.printer.steppers["H"] = Stepper("GPIO1_13", "GPIO1_14", "GPIO2_3",
4, "H", None, 4, 4)
# Enable the steppers and set the current, steps pr mm and
# microstepping
for name, stepper in self.printer.steppers.iteritems():
stepper.set_current_value(
self.printer.config.getfloat('Steppers', 'current_' + name))
stepper.in_use = self.printer.config.getboolean(
'Steppers', 'in_use_' + name)
stepper.set_steps_pr_mm(
self.printer.config.getfloat('Steppers',
'steps_pr_mm_' + name))
stepper.set_microstepping(
self.printer.config.getint('Steppers',
'microstepping_' + name))
stepper.direction = self.printer.config.getint(
'Steppers', 'direction_' + name)
stepper.set_decay(
self.printer.config.getboolean("Steppers",
"slow_decay_" + name))
stepper.has_endstop = self.printer.config.getboolean(
'Endstops', 'has_' + name)
# Commit changes for the Steppers
Stepper.commit()
# Find the path of the thermistors
path = "/sys/bus/iio/devices/iio:device0/in_voltage"
# init the 3 thermistors
therm_ext1 = Thermistor(
path + "4_raw", "MOSFET Ext 1",
self.printer.config.get('Heaters', "ext1_temp_chart"))
therm_hbp = Thermistor(
path + "6_raw", "MOSFET HBP",
self.printer.config.get('Heaters', "hbp_temp_chart"))
therm_ext2 = Thermistor(
path + "5_raw", "MOSFET Ext 2",
self.printer.config.get('Heaters', "ext2_temp_chart"))
path = self.printer.config.get('Cold-ends', 'path', 0)
if os.path.exists(path):
self.printer.cold_ends.append(ColdEnd(path, "Cold End 0"))
logging.info("Found Cold end on " + path)
else:
logging.info("No cold end present in path: " + path)
# Init the 3 heaters. Argument is channel number
if self.revision == "A3":
mosfet_ext1 = Mosfet(3)
mosfet_ext2 = Mosfet(5)
mosfet_hbp = Mosfet(4)
else:
mosfet_ext1 = Mosfet(5)
mosfet_ext2 = Mosfet(3)
mosfet_hbp = Mosfet(4)
# Make extruder 1
self.printer.heaters['E'] = Extruder(
self.printer.steppers["E"], therm_ext1, mosfet_ext1, "Ext1",
self.printer.config.getboolean('Heaters', 'ext1_onoff_control'))
self.printer.heaters['E'].P = self.printer.config.getfloat(
'Heaters', "ext1_pid_p")
self.printer.heaters['E'].I = self.printer.config.getfloat(
'Heaters', "ext1_pid_i")
self.printer.heaters['E'].D = self.printer.config.getfloat(
'Heaters', "ext1_pid_d")
self.printer.heaters['E'].ok_range = self.printer.config.getfloat(
'Heaters', "ext1_ok_range")
# Make Heated Build platform
self.printer.heaters['HBP'] = HBP(
therm_hbp, mosfet_hbp,
self.printer.config.getboolean('Heaters', 'hbp_onoff_control'))
self.printer.heaters['HBP'].P = self.printer.config.getfloat(
'Heaters', "hbp_pid_p")
self.printer.heaters['HBP'].I = self.printer.config.getfloat(
'Heaters', "hbp_pid_i")
self.printer.heaters['HBP'].D = self.printer.config.getfloat(
'Heaters', "hbp_pid_d")
self.printer.heaters['HBP'].ok_range = self.printer.config.getfloat(
'Heaters', "hbp_ok_range")
# Make extruder 2.
self.printer.heaters['H'] = Extruder(
self.printer.steppers["H"], therm_ext2, mosfet_ext2, "Ext2",
self.printer.config.getboolean('Heaters', 'ext2_onoff_control'))
self.printer.heaters['H'].P = self.printer.config.getfloat(
'Heaters', "ext2_pid_p")
self.printer.heaters['H'].I = self.printer.config.getfloat(
'Heaters', "ext2_pid_i")
self.printer.heaters['H'].D = self.printer.config.getfloat(
'Heaters', "ext2_pid_d")
self.printer.heaters['H'].ok_range = self.printer.config.getfloat(
'Heaters', "ext2_ok_range")
# Init the three fans. Argument is PWM channel number
self.printer.fans = []
if self.revision == "A3":
self.printer.fans.append(Fan(0))
self.printer.fans.append(Fan(1))
self.printer.fans.append(Fan(2))
else:
self.printer.fans.append(Fan(8))
self.printer.fans.append(Fan(9))
self.printer.fans.append(Fan(10))
Fan.set_PWM_frequency(100)
for f in self.printer.fans:
f.set_value(0)
# Connect the cold end 0 to fan 2
# This is very "Thing" specific, should be configurable somehow.
if len(self.printer.cold_ends):
self.printer.coolers.append(
Cooler(self.printer.cold_ends[0], self.printer.fans[2],
"Cooler0", False))
self.printer.coolers[0].ok_range = 4
self.printer.coolers[0].set_target_temperature(60)
self.printer.coolers[0].enable()
# Make a queue of commands
self.printer.commands = JoinableQueue(10)
# Make a queue of commands that should not be buffered
self.printer.unbuffered_commands = JoinableQueue(10)
# Init the path planner
Path.axis_config = int(
self.printer.config.get('Geometry', 'axis_config'))
Path.max_speeds[0] = float(
self.printer.config.get('Steppers', 'max_speed_x'))
Path.max_speeds[1] = float(
self.printer.config.get('Steppers', 'max_speed_y'))
Path.max_speeds[2] = float(
self.printer.config.get('Steppers', 'max_speed_z'))
Path.max_speeds[3] = float(
self.printer.config.get('Steppers', 'max_speed_e'))
Path.max_speeds[4] = float(
self.printer.config.get('Steppers', 'max_speed_h'))
Path.home_speed[0] = float(
self.printer.config.get('Steppers', 'home_speed_x'))
Path.home_speed[1] = float(
self.printer.config.get('Steppers', 'home_speed_y'))
Path.home_speed[2] = float(
self.printer.config.get('Steppers', 'home_speed_z'))
Path.home_speed[3] = float(
self.printer.config.get('Steppers', 'home_speed_e'))
Path.home_speed[4] = float(
self.printer.config.get('Steppers', 'home_speed_h'))
Path.steps_pr_meter[0] = self.printer.steppers["X"].get_steps_pr_meter(
)
Path.steps_pr_meter[1] = self.printer.steppers["Y"].get_steps_pr_meter(
)
Path.steps_pr_meter[2] = self.printer.steppers["Z"].get_steps_pr_meter(
)
Path.steps_pr_meter[3] = self.printer.steppers["E"].get_steps_pr_meter(
)
Path.steps_pr_meter[4] = self.printer.steppers["H"].get_steps_pr_meter(
)
dirname = os.path.dirname(os.path.realpath(__file__))
# Create the firmware compiler
pru_firmware = PruFirmware(
dirname + "/../firmware/firmware_runtime.p",
dirname + "/../firmware/firmware_runtime.bin",
dirname + "/../firmware/firmware_endstops.p",
dirname + "/../firmware/firmware_endstops.bin", self.revision,
self.printer.config, "/usr/bin/pasm")
self.printer.maxJerkXY = float(
self.printer.config.get('Steppers', 'maxJerk_xy'))
self.printer.maxJerkZ = float(
self.printer.config.get('Steppers', 'maxJerk_z'))
self.printer.maxJerkEH = float(
self.printer.config.get('Steppers', 'maxJerk_eh'))
self.printer.path_planner = PathPlanner(self.printer, pru_firmware)
travel = {}
offset = {}
i = 0
for axis in ['X', 'Y', 'Z', 'E', 'H']:
travel[axis] = self.printer.config.getfloat(
'Geometry', 'travel_' + axis.lower())
offset[axis] = self.printer.config.getfloat(
'Geometry', 'offset_' + axis.lower())
self.printer.acceleration[i] = self.printer.config.getfloat(
'Steppers', 'acceleration_' + axis.lower())
i += 1
self.printer.path_planner.travel_length = travel
self.printer.path_planner.center_offset = offset
self.printer.processor = GCodeProcessor(self.printer)
# Set up communication channels
self.printer.comms["USB"] = USB(self.printer)
self.printer.comms["Eth"] = Ethernet(self.printer)
self.printer.comms["octoprint"] = Pipe(
self.printer, "octoprint") # Pipe for Octoprint
self.printer.comms["toggle"] = Pipe(self.printer,
"toggle") # Pipe for Toggle
self.printer.comms["testing"] = Pipe(self.printer,
"testing") # Pipe for testing
self.printer.comms["testing_noret"] = Pipe(
self.printer, "testing_noret") # Pipe for testing
self.printer.comms["testing_noret"].send_response = False
self.running = True
# Start the two processes
p0 = Thread(target=self.loop, args=(self.printer.commands, "buffered"))
p1 = Thread(target=self.loop,
args=(self.printer.unbuffered_commands, "unbuffered"))
p0.daemon = True
p1.daemon = True
p0.start()
p1.start()
# Signal everything ready
logging.info("Redeem ready")
# Wait for exit signal
p0.join()
p1.join()
def main():
GPIO.setwarnings(False) # Turn of warnings from GPIO.
pygame.init()
screen = pygame.display.set_mode((640, 480)) # Window to allow keyboard input.
pygame.display.set_caption("Precision Refrigerator")
tmp_aim = 21.40
# tmp_aim = float(input("Enter the aim temperature: "))
precision = 0.125 # 0.0625 # Degrees (tmp +/- precision)
mass = 0.05 # Mass in kg
v = 3. # Supply voltage of current chip.
i = 1.5 # Supply current of cooling chip.
count = 0
test_range = 75
save_all_data = True
room_tmp = Thermometer(DS18S20(slave="10-000802deb0fc"), GPIO=GPIO, name="room")
water_tmp = Thermometer(DS18B20(slave="28-000006cb82c6"), GPIO=GPIO, name="water", tmp_aim=tmp_aim,
show=True, arr_len=test_range)
cooler = Cooler(GPIO=GPIO, tmp_aim=tmp_aim, therm=water_tmp, tmp_amb=room_tmp, name="Peltier",
precision=precision, input_pin=24)
print("Current aim temperature set to: %.2f degrees celicus." % (tmp_aim))
print("Keyboard commands:\n 'o' = Turn on cooler.\n 'f' = Turn off cooler.\n 's' = Set aim temperature.\n"
" 'p' = Set precision of cooler.\n 't' = Show current Temperature.\n 'r' = Show current room temperature.\n")
while True: # TODO Change to have a run function to leave main as a set up only once key input has been tested.
for event in pygame.event.get(): # Receiving input to set the state
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_o:
cooler.turn_on()
print("Cooler manually turned on.")
if event.key == pygame.K_f:
cooler.turn_off()
print("Cooler manually turned off.")
wait() # If turned of then don't turn straight back on again.
if event.key == pygame.K_s:
tmp = float(input("Set the aim temperature:"))
cooler.set_tmp_aim(tmp, pr=True)
if event.key == pygame.K_p:
tmp = float(input("Set precision temperature range (i.e. +/- tmp):"))
cooler.set_precision(tmp, pr=True)
if event.key == pygame.K_t:
water_tmp.print_tmp()
if event.key == pygame.K_r:
room_tmp.print_tmp()
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
# Method operations:
# converge(), hysteretic_conv(), rate_limit_conv(), pre_empt_conv(rate)
rate = water_tmp.get_rate_avg()
cooler.hysteretic_conv()
water_tmp.plot_tmp(title="Temperature Varying with Time.", x_lab="Time Step",
y_lab="Temperature $^oC$", draw=False)
if save_all_data:
water_tmp.store_data()
rate, avg_rate = water_tmp.convergence_rate() # Calculates the rate of temperature change.
water_tmp.plot_rate(title="Rate of Temperature Change.", x_lab="Time Step",
y_lab="Rate $^oC / s$", draw=True)
eff = cooler.efficiency(mass, v, i) # Calculates the efficiency of the cooling system.
if eff or count > 0: # Waits for temperature to settle around aim temperature.
count += 1
if count == test_range: # When temperature settled calculate the convergence method score.
method_score = water_tmp.conv_score(precision, start=0, stop=test_range)
print("This convergence method kept the temperature within the desired level of precision %.2f%% of the time over the test range." % (method_score * 100))
def __init__(self):
""" Init """
logging.info("Redeem initializing " + version)
printer = Printer()
self.printer = printer
# check for config files
if not os.path.exists("/etc/redeem/default.cfg"):
logging.error("/etc/redeem/default.cfg does not exist, this file is required for operation")
sys.exit() # maybe use something more graceful?
# Parse the config files.
printer.config = CascadingConfigParser(
['/etc/redeem/default.cfg', '/etc/redeem/printer.cfg',
'/etc/redeem/local.cfg'])
# Find out which capes are connected
self.printer.config.parse_capes()
self.revision = self.printer.config.replicape_revision
if self.revision:
logging.info("Found Replicape rev. " + self.revision)
Path.set_axes(5)
else:
logging.warning("Oh no! No Replicape present!")
self.revision = "0A4A"
# We set it to 5 axis by default
Path.set_axes(5)
if self.printer.config.reach_revision:
Path.set_axes(8)
logging.info("Found Reach rev. "+self.printer.config.reach_revision)
# Get the revision and loglevel from the Config file
level = self.printer.config.getint('System', 'loglevel')
if level > 0:
logging.getLogger().setLevel(level)
if self.revision in ["00A4", "0A4A", "00A3"]:
PWM.set_frequency(100)
elif self.revision in ["00B1", "00B2"]:
PWM.set_frequency(1000)
# Init the Paths
Path.axis_config = printer.config.getint('Geometry', 'axis_config')
# Init the end stops
EndStop.callback = self.end_stop_hit
EndStop.inputdev = self.printer.config.get("Endstops", "inputdev")
for es in ["X1", "X2", "Y1", "Y2", "Z1", "Z2"]:
pin = self.printer.config.get("Endstops", "pin_"+es)
keycode = self.printer.config.getint("Endstops", "keycode_"+es)
invert = self.printer.config.getboolean("Endstops", "invert_"+es)
self.printer.end_stops[es] = EndStop(pin, keycode, es, invert)
# Backwards compatibility with A3
if self.revision == "00A3":
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
printer.steppers["X"] = Stepper_00A3("GPIO0_27", "GPIO1_29", "GPIO2_4" , 0, "X", 0, 0)
printer.steppers["Y"] = Stepper_00A3("GPIO1_12", "GPIO0_22", "GPIO2_5" , 1, "Y", 1, 1)
printer.steppers["Z"] = Stepper_00A3("GPIO0_23", "GPIO0_26", "GPIO0_15", 2, "Z", 2, 2)
printer.steppers["E"] = Stepper_00A3("GPIO1_28", "GPIO1_15", "GPIO2_1" , 3, "E", 3, 3)
printer.steppers["H"] = Stepper_00A3("GPIO1_13", "GPIO1_14", "GPIO2_3" , 4, "H", 4, 4)
elif self.revision == "00B1":
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
printer.steppers["X"] = Stepper_00B1("GPIO0_27", "GPIO1_29", "GPIO2_4" , 11, 0, "X", 0, 0)
printer.steppers["Y"] = Stepper_00B1("GPIO1_12", "GPIO0_22", "GPIO2_5" , 12, 1, "Y", 1, 1)
printer.steppers["Z"] = Stepper_00B1("GPIO0_23", "GPIO0_26", "GPIO0_15", 13, 2, "Z", 2, 2)
printer.steppers["E"] = Stepper_00B1("GPIO1_28", "GPIO1_15", "GPIO2_1" , 14, 3, "E", 3, 3)
printer.steppers["H"] = Stepper_00B1("GPIO1_13", "GPIO1_14", "GPIO2_3" , 15, 4, "H", 4, 4)
elif self.revision == "00B2":
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
printer.steppers["X"] = Stepper_00B2("GPIO0_27", "GPIO1_29", "GPIO2_4" , 11, 0, "X", 0, 0)
printer.steppers["Y"] = Stepper_00B2("GPIO1_12", "GPIO0_22", "GPIO2_5" , 12, 1, "Y", 1, 1)
printer.steppers["Z"] = Stepper_00B2("GPIO0_23", "GPIO0_26", "GPIO0_15", 13, 2, "Z", 2, 2)
printer.steppers["E"] = Stepper_00B2("GPIO1_28", "GPIO1_15", "GPIO2_1" , 14, 3, "E", 3, 3)
printer.steppers["H"] = Stepper_00B2("GPIO1_13", "GPIO1_14", "GPIO2_3" , 15, 4, "H", 4, 4)
else:
# Init the 5 Stepper motors (step, dir, fault, DAC channel, name)
printer.steppers["X"] = Stepper_00A4("GPIO0_27", "GPIO1_29", "GPIO2_4" , 0, 0, "X", 0, 0)
printer.steppers["Y"] = Stepper_00A4("GPIO1_12", "GPIO0_22", "GPIO2_5" , 1, 1, "Y", 1, 1)
printer.steppers["Z"] = Stepper_00A4("GPIO0_23", "GPIO0_26", "GPIO0_15", 2, 2, "Z", 2, 2)
printer.steppers["E"] = Stepper_00A4("GPIO1_28", "GPIO1_15", "GPIO2_1" , 3, 3, "E", 3, 3)
printer.steppers["H"] = Stepper_00A4("GPIO1_13", "GPIO1_14", "GPIO2_3" , 4, 4, "H", 4, 4)
if printer.config.reach_revision:
printer.steppers["A"] = Stepper_00A4("GPIO2_2" , "GPIO1_18", "GPIO0_14", 5, 5, "A", 5, 5)
printer.steppers["B"] = Stepper_00A4("GPIO1_14", "GPIO0_5" , "GPIO0_14", 6, 6, "B", 6, 6)
printer.steppers["C"] = Stepper_00A4("GPIO0_3" , "GPIO3_19", "GPIO0_14", 7, 7, "C", 7, 7)
# Enable the steppers and set the current, steps pr mm and
# microstepping
for name, stepper in self.printer.steppers.iteritems():
stepper.in_use = printer.config.getboolean('Steppers', 'in_use_' + name)
stepper.direction = printer.config.getint('Steppers', 'direction_' + name)
stepper.has_endstop = printer.config.getboolean('Endstops', 'has_' + name)
stepper.set_current_value(printer.config.getfloat('Steppers', 'current_' + name))
stepper.set_steps_pr_mm(printer.config.getfloat('Steppers', 'steps_pr_mm_' + name))
stepper.set_microstepping(printer.config.getint('Steppers', 'microstepping_' + name))
stepper.set_decay(printer.config.getboolean("Steppers", "slow_decay_" + name))
# Add soft end stops
Path.soft_min[Path.axis_to_index(name)] = printer.config.getfloat('Endstops', 'soft_end_stop_min_' + name)
Path.soft_max[Path.axis_to_index(name)] = printer.config.getfloat('Endstops', 'soft_end_stop_max_' + name)
# Commit changes for the Steppers
#Stepper.commit()
Stepper.printer = printer
# Delta printer setup
if Path.axis_config == Path.AXIS_CONFIG_DELTA:
opts = ["Hez", "L", "r", "Ae", "Be", "Ce", "A_radial", "B_radial", "C_radial", "A_tangential", "B_tangential", "C_tangential" ]
for opt in opts:
Delta.__dict__[opt] = printer.config.getfloat('Delta', opt)
Delta.recalculate()
# Discover and add all DS18B20 cold ends.
import glob
paths = glob.glob("/sys/bus/w1/devices/28-*/w1_slave")
logging.debug("Found cold ends: "+str(paths))
for i, path in enumerate(paths):
self.printer.cold_ends.append(ColdEnd(path, "ds18b20-"+str(i)))
logging.info("Found Cold end "+str(i)+" on " + path)
# Make Mosfets, thermistors and extruders
heaters = ["E", "H", "HBP"]
if self.printer.config.reach_revision:
heaters.extend(["A", "B", "C"])
for e in heaters:
# Mosfets
channel = self.printer.config.getint("Heaters", "mosfet_"+e)
self.printer.mosfets[e] = Mosfet(channel)
# Thermistors
adc = self.printer.config.get("Heaters", "path_adc_"+e)
chart = self.printer.config.get("Heaters", "temp_chart_"+e)
resistance = self.printer.config.getfloat("Heaters", "resistance_"+e)
self.printer.thermistors[e] = Thermistor(adc, "MOSFET "+e, chart, resistance)
self.printer.thermistors[e].printer = printer
# Extruders
onoff = self.printer.config.getboolean('Heaters', 'onoff_'+e)
prefix = self.printer.config.get('Heaters', 'prefix_'+e)
if e != "HBP":
self.printer.heaters[e] = Extruder(
self.printer.steppers[e],
self.printer.thermistors[e],
self.printer.mosfets[e], e, onoff)
else:
self.printer.heaters[e] = HBP(
self.printer.thermistors[e],
self.printer.mosfets[e], onoff)
self.printer.heaters[e].prefix = prefix
self.printer.heaters[e].P = self.printer.config.getfloat('Heaters', 'pid_p_'+e)
self.printer.heaters[e].I = self.printer.config.getfloat('Heaters', 'pid_i_'+e)
self.printer.heaters[e].D = self.printer.config.getfloat('Heaters', 'pid_d_'+e)
# Init the three fans. Argument is PWM channel number
self.printer.fans = []
if self.revision == "00A3":
self.printer.fans.append(Fan(0))
self.printer.fans.append(Fan(1))
self.printer.fans.append(Fan(2))
elif self.revision == "0A4A":
self.printer.fans.append(Fan(8))
self.printer.fans.append(Fan(9))
self.printer.fans.append(Fan(10))
elif self.revision in ["00B1", "00B2"]:
self.printer.fans.append(Fan(7))
self.printer.fans.append(Fan(8))
self.printer.fans.append(Fan(9))
self.printer.fans.append(Fan(10))
# Disable all fans
for f in self.printer.fans:
f.set_value(0)
# Init the servos
printer.servos = []
servo_nr = 0
while(printer.config.has_option("Servos", "servo_"+str(servo_nr)+"_enable")):
if printer.config.getboolean("Servos", "servo_"+str(servo_nr)+"_enable"):
channel = printer.config.get("Servos", "servo_"+str(servo_nr)+"_channel")
angle_init = printer.config.getint("Servos", "servo_"+str(servo_nr)+"_angle_init")
s = Servo(channel, 0.1, 0.2, angle_init)
printer.servos.append(s)
logging.info("Added servo "+str(servo_nr))
servo_nr += 1
# Connect thermitors to fans
for t, therm in self.printer.heaters.iteritems():
for f, fan in enumerate(self.printer.fans):
if self.printer.config.getboolean('Cold-ends', "connect-therm-{}-fan-{}".format(t, f)):
c = Cooler(therm, fan, "Cooler-{}-{}".format(t, f), False)
c.ok_range = 4
c.set_target_temperature(60)
c.enable()
self.printer.coolers.append(c)
logging.info("Cooler connects therm {} with fan {}".format(t, f))
# Connect fans to M106
printer.controlled_fans = []
for i, fan in enumerate(self.printer.fans):
if self.printer.config.getboolean('Cold-ends', "add-fan-{}-to-M106".format(i)):
printer.controlled_fans.append(self.printer.fans[i])
logging.info("Added fan {} to M106/M107".format(i))
# Connect the colds to fans
for ce, cold_end in enumerate(self.printer.cold_ends):
for f, fan in enumerate(self.printer.fans):
option = "connect-ds18b20-{}-fan-{}".format(ce, f)
if self.printer.config.has_option('Cold-ends', option):
if self.printer.config.getboolean('Cold-ends', option):
c = Cooler(cold_end, fan, "Cooler-ds18b20-{}-{}".format(ce, f), False)
c.ok_range = 4
c.set_target_temperature(60)
c.enable()
self.printer.coolers.append(c)
logging.info("Cooler connects temp sensor ds18b20 {} with fan {}".format(ce, f))
# Make a queue of commands
self.printer.commands = JoinableQueue(10)
# Make a queue of commands that should not be buffered
self.printer.sync_commands = JoinableQueue()
self.printer.unbuffered_commands = JoinableQueue(10)
# Bed compensation matrix
Path.matrix_bed_comp = printer.load_bed_compensation_matrix()
Path.matrix_bed_comp_inv = np.linalg.inv(Path.matrix_bed_comp)
logging.debug("Loaded bed compensation matrix: \n"+str(Path.matrix_bed_comp))
for axis in printer.steppers.keys():
i = Path.axis_to_index(axis)
Path.max_speeds[i] = printer.config.getfloat('Planner', 'max_speed_'+axis.lower())
Path.home_speed[i] = printer.config.getfloat('Homing', 'home_speed_'+axis.lower())
Path.home_backoff_speed[i] = printer.config.getfloat('Homing', 'home_backoff_speed_'+axis.lower())
Path.home_backoff_offset[i] = printer.config.getfloat('Homing', 'home_backoff_offset_'+axis.lower())
Path.steps_pr_meter[i] = printer.steppers[axis].get_steps_pr_meter()
Path.backlash_compensation[i] = printer.config.getfloat('Steppers', 'backlash_'+axis.lower())
dirname = os.path.dirname(os.path.realpath(__file__))
# Create the firmware compiler
pru_firmware = PruFirmware(
dirname + "/firmware/firmware_runtime.p",
dirname + "/firmware/firmware_runtime.bin",
dirname + "/firmware/firmware_endstops.p",
dirname + "/firmware/firmware_endstops.bin",
self.revision, self.printer.config, "/usr/bin/pasm")
printer.maxJerkXY = printer.config.getfloat('Planner', 'maxJerk_xy')
printer.maxJerkZ = printer.config.getfloat('Planner', 'maxJerk_z')
printer.maxJerkEH = printer.config.getfloat('Planner', 'maxJerk_eh')
printer.move_cache_size = printer.config.getfloat('Planner', 'move_cache_size')
printer.print_move_buffer_wait = printer.config.getfloat('Planner', 'print_move_buffer_wait')
printer.min_buffered_move_time = printer.config.getfloat('Planner', 'min_buffered_move_time')
printer.max_buffered_move_time = printer.config.getfloat('Planner', 'max_buffered_move_time')
self.printer.processor = GCodeProcessor(self.printer)
self.printer.plugins = PluginsController(self.printer)
# Path planner
travel_default = False
center_default = False
home_default = False
# Setting acceleration before PathPlanner init
for axis in printer.steppers.keys():
printer.acceleration[Path.axis_to_index(axis)] = printer.config.getfloat(
'Planner', 'acceleration_' + axis.lower())
self.printer.path_planner = PathPlanner(self.printer, pru_firmware)
for axis in printer.steppers.keys():
i = Path.axis_to_index(axis)
# Sometimes soft_end_stop aren't defined to be at the exact hardware boundary.
# Adding 100mm for searching buffer.
if printer.config.has_option('Geometry', 'travel_' + axis.lower()):
printer.path_planner.travel_length[axis] = printer.config.getfloat('Geometry', 'travel_' + axis.lower())
else:
printer.path_planner.travel_length[axis] = (Path.soft_max[i] - Path.soft_min[i]) + .1
if axis in ['X','Y','Z']:
travel_default = True
if printer.config.has_option('Geometry', 'offset_' + axis.lower()):
printer.path_planner.center_offset[axis] = printer.config.getfloat('Geometry', 'offset_' + axis.lower())
else:
printer.path_planner.center_offset[axis] =(Path.soft_min[i] if Path.home_speed[i] > 0 else Path.soft_max[i])
if axis in ['X','Y','Z']:
center_default = True
if printer.config.has_option('Homing', 'home_' + axis.lower()):
printer.path_planner.home_pos[axis] = printer.config.getfloat('Homing', 'home_' + axis.lower())
else:
printer.path_planner.home_pos[axis] = printer.path_planner.center_offset[axis]
if axis in ['X','Y','Z']:
home_default = True
if Path.axis_config == Path.AXIS_CONFIG_DELTA:
if travel_default:
logging.warning("Axis travel (travel_*) set by soft limits, manual setup is recommended for a delta")
if center_default:
logging.warning("Axis offsets (offset_*) set by soft limits, manual setup is recommended for a delta")
if home_default:
logging.warning("Home position (home_*) set by soft limits or offset_*")
logging.info("Home position will be recalculated...")
# convert home_pos to effector space
Az = printer.path_planner.home_pos['X']
Bz = printer.path_planner.home_pos['Y']
Cz = printer.path_planner.home_pos['Z']
z_offset = Delta.vertical_offset(Az,Bz,Cz) # vertical offset
xyz = Delta.forward_kinematics2(Az, Bz, Cz) # effector position
# The default home_pos, provided above, is based on effector space
# coordinates for carriage positions. We need to transform these to
# get where the effector actually is.
xyz[2] += z_offset
for i, a in enumerate(['X','Y','Z']):
printer.path_planner.home_pos[a] = xyz[i]
logging.info("Home position = %s"%str(printer.path_planner.home_pos))
if Path.axis_config == Path.AXIS_CONFIG_SCARA:
if travel_default:
logging.warning("Axis travel (travel_*) set by soft limits, manual setup is recommended for a scara")
if center_default:
logging.warning("Axis offsets (offset_*) set by soft limits, manual setup is recommended for a scara")
if home_default:
logging.warning("Home position (home_*) set by soft limits or offset_*")
logging.info("Home position will be recalculated...")
# convert home_pos to effector space
#A = printer.path_planner.home_pos['X']
#B = printer.path_planner.home_pos['Y']
#C = printer.path_planner.home_pos['Z']
#z_offset = Delta.vertical_offset(Az,Bz,Cz) # vertical offset
#xyz = Scara.forward_kinematics(A, B, C) # effector position
# don't cpnvert home_pos to effector spac
# home offset is defined in cartesian space
xyz = np.array([printer.path_planner.home_pos['X'],printer.path_planner.home_pos['Y'],printer.path_planner.home_pos['Z']])
# The default home_pos, provided above, is based on effector space
# coordinates for carriage positions. We need to transform these to
# get where the effector actually is.
#xyz[2] += z_offset
for i, a in enumerate(['X','Y','Z']):
printer.path_planner.home_pos[a] = xyz[i]
logging.info("Home position = %s"%str(printer.path_planner.home_pos))
# Enable PWM and steppers
printer.enable = Enable("P9_41")
printer.enable.set_enabled()
# Set up communication channels
printer.comms["USB"] = USB(self.printer)
printer.comms["Eth"] = Ethernet(self.printer)
if Pipe.check_tty0tty() or Pipe.check_socat():
printer.comms["octoprint"] = Pipe(printer, "octoprint")
printer.comms["toggle"] = Pipe(printer, "toggle")
printer.comms["testing"] = Pipe(printer, "testing")
printer.comms["testing_noret"] = Pipe(printer, "testing_noret")
# Does not send "ok"
printer.comms["testing_noret"].send_response = False
else:
logging.warning("Neither tty0tty or socat is installed! No virtual tty pipes enabled")
