Ca marche! J'ai soudé des résistances de 50 Ohms sur le connecteur DB25 de ma bob pour connecter directement les signaux de ma règle à la 5i25. Petite apprehension au moment de remettre le jus, mais ça marche. A 1000mm/min ça gaze impec! J'ai pas essayé au dessus mais là c'est peut-être lesmoteurs ou les drivers qui vont montrer leurs limites. Mais ce gain en vitesse par rapport à Mach3 était inattendu!
Mon fichier ini:
# Généré par PNCconf le Sat Jun 3 20:38:37 2017
# Si vous modifiez ce fichier, il sera
# écrasé quand vous relancerez PNCconf
[EMC]
MACHINE = TOUR
DEBUG = 0
[DISPLAY]
DISPLAY = axis
EMBED_TAB_NAME = GladeVCP
EMBED_TAB_COMMAND = halcmd loadusr -Wn gladevcp gladevcp -c gladevcp -H gvcp_call_list.hal -x {XID} gvcp-panel.ui
POSITION_OFFSET = RELATIVE
POSITION_FEEDBACK = ACTUAL
MAX_FEED_OVERRIDE = 2.000000
MAX_SPINDLE_OVERRIDE = 1.000000
MIN_SPINDLE_OVERRIDE = 0.500000
INTRO_GRAPHIC = linuxcnc.gif
INTRO_TIME = 5
PROGRAM_PREFIX = /home/bruno/linuxcnc/nc_files
PYVCP = pyvcp-panel.xml
INCREMENTS = 5mm 1mm .5mm .1mm .05mm .01mm .005mm
LATHE = 1
POSITION_FEEDBACK = ACTUAL
DEFAULT_LINEAR_VELOCITY = 0.833333
MAX_LINEAR_VELOCITY = 16.66667
MIN_LINEAR_VELOCITY = 0.010000
DEFAULT_ANGULAR_VELOCITY = 0.250000
MAX_ANGULAR_VELOCITY = 1.000000
MIN_ANGULAR_VELOCITY = 0.010000
EDITOR = gedit
GEOMETRY = xyz
[FILTER]
PROGRAM_EXTENSION = .png,.gif,.jpg Greyscale Depth Image
PROGRAM_EXTENSION = .py Python Script
png = image-to-gcode
gif = image-to-gcode
jpg = image-to-gcode
py = python
[TASK]
TASK = milltask
CYCLE_TIME = 0.010
[RS274NGC]
PARAMETER_FILE = linuxcnc.var
[EMCMOT]
EMCMOT = motmod
COMM_TIMEOUT = 1.0
COMM_WAIT = 0.010
SERVO_PERIOD = 1000000
[HOSTMOT2]
# **** This is for info only ****
# DRIVER0=hm2_pci
# BOARD0=5i25
[HAL]
HALUI = halui
HALFILE = TOUR.hal
HALFILE = custom.hal
POSTGUI_HALFILE = postgui_call_list.hal
SHUTDOWN = shutdown.hal
[HALUI]
[TRAJ]
AXES = 3
COORDINATES = X Z
LINEAR_UNITS = mm
ANGULAR_UNITS = degree
CYCLE_TIME = 0.010
DEFAULT_VELOCITY = 1.67
MAX_LINEAR_VELOCITY = 16.67
NO_FORCE_HOMING = 1
[EMCIO]
EMCIO = io
CYCLE_TIME = 0.100
TOOL_TABLE = tool.tbl
#********************
# Axis X
#********************
[AXIS_0]
TYPE = LINEAR
HOME = 0.0
FERROR = 10.0
MIN_FERROR = 1.0
MAX_VELOCITY = 16.6666666667
MAX_ACCELERATION = 100.0
# The values below should be 25% larger than MAX_VELOCITY and MAX_ACCELERATION
# If using BACKLASH compensation STEPGEN_MAXACCEL should be 100% larger.
P = 0.5
I = 15
D = 0.0
FF0 = 0.95
FF1 = 0.0
FF2 = 0.0
BIAS = 0.0
DEADBAND = 0.0025
MAX_OUTPUT = 300
ENCODER_SCALE = 1000.0
# these are in nanoseconds
DIRSETUP = 28500
DIRHOLD = 28500
STEPLEN = 10000
STEPSPACE = 0
STEP_SCALE = -1280.0
BACKLASH = 0
MIN_LIMIT = -200.0
MAX_LIMIT = 200.0
HOME_OFFSET = 0.0
STEPGEN_MAXACCEL = 150
STEPGEN_MAXVEL = 20
#********************
# Axis Z
#********************
[AXIS_2]
TYPE = LINEAR
HOME = 0.0
FERROR = 10.0
MIN_FERROR = 1.0
MAX_VELOCITY = 10.0
MAX_ACCELERATION = 20.0
# The values below should be 25% larger than MAX_VELOCITY and MAX_ACCELERATION
# If using BACKLASH compensation STEPGEN_MAXACCEL should be 100% larger.
P = 0.0
I = 0.0
D = 0.0
FF0 = 1.0
FF1 = 0.0
FF2 = 0.0
BIAS = 0.0
DEADBAND = 0.0
MAX_OUTPUT = 1000
# these are in nanoseconds
DIRSETUP = 28500
DIRHOLD = 28500
STEPLEN = 10000
STEPSPACE = 0
STEP_SCALE = -266.666666667
BACKLASH = 0.5
MIN_LIMIT = -1000.0
MAX_LIMIT = 1000.0
HOME_OFFSET = 0.0
STEPGEN_MAXACCEL = 40
STEPGEN_MAXVEL = 15
#********************
# Spindle
#********************
[SPINDLE_9]
P = 0
I = 0
D = 0
FF0 = 1
FF1 = 0
FF2 = 0
BIAS = 0
DEADBAND = 0
MAX_OUTPUT = 2000
OUTPUT_SCALE = 2000.0
----------------------------------------
Mon fichier hal:
# Généré par PNCconf le Sat Jun 3 20:38:37 2017
# Si vous modifiez ce fichier, il sera
# écrasé quand vous relancerez PNCconf
loadrt trivkins
loadrt [EMCMOT]EMCMOT servo_period_nsec=[EMCMOT]SERVO_PERIOD num_joints=[TRAJ]AXES
loadrt hostmot2
loadrt hm2_pci config=" num_encoders=2 num_pwmgens=1 num_stepgens=2 sserial_port_0=0000xx"
setp hm2_5i25.0.watchdog.timeout_ns 5000000
setp hm2_5i25.0.pwmgen.pwm_frequency 100
loadrt pid names=pid.x,pid.z,pid.s
loadrt abs names=abs.spindle
loadrt lowpass names=lowpass.spindle
addf hm2_5i25.0.read servo-thread
addf motion-command-handler servo-thread
addf motion-controller servo-thread
addf pid.x.do-pid-calcs servo-thread
addf pid.z.do-pid-calcs servo-thread
addf pid.s.do-pid-calcs servo-thread
addf abs.spindle servo-thread
addf lowpass.spindle servo-thread
addf hm2_5i25.0.write servo-thread
# external output signals
# external input signals
#*******************
# AXIS X
#*******************
setp pid.x.Pgain [AXIS_0]P
setp pid.x.Igain [AXIS_0]I
setp pid.x.Dgain [AXIS_0]D
setp pid.x.bias [AXIS_0]BIAS
setp pid.x.FF0 [AXIS_0]FF0
setp pid.x.FF1 [AXIS_0]FF1
setp pid.x.FF2 [AXIS_0]FF2
setp pid.x.deadband [AXIS_0]DEADBAND
setp pid.x.maxoutput [AXIS_0]MAX_OUTPUT
setp pid.x.error-previous-target true
setp pid.x.maxerror 0.5
net x-index-enable <=> pid.x.index-enable
net x-enable => pid.x.enable
net x-pos-cmd => pid.x.command
net x-vel-cmd => pid.x.command-deriv
net x-pos-fb => pid.x.feedback
net x-output => pid.x.output
# Step Gen signals/setup
setp hm2_5i25.0.stepgen.00.dirsetup [AXIS_0]DIRSETUP
setp hm2_5i25.0.stepgen.00.dirhold [AXIS_0]DIRHOLD
setp hm2_5i25.0.stepgen.00.steplen [AXIS_0]STEPLEN
setp hm2_5i25.0.stepgen.00.stepspace [AXIS_0]STEPSPACE
setp hm2_5i25.0.stepgen.00.position-scale [AXIS_0]STEP_SCALE
setp hm2_5i25.0.stepgen.00.step_type 0
setp hm2_5i25.0.stepgen.00.control-type 0
setp hm2_5i25.0.stepgen.00.maxaccel [AXIS_0]STEPGEN_MAXACCEL
setp hm2_5i25.0.stepgen.00.maxvel [AXIS_0]STEPGEN_MAXVEL
# ---closedloop stepper signals---
net x-pos-cmd <= axis.0.motor-pos-cmd
net x-vel-cmd <= axis.0.joint-vel-cmd
net x-output <= hm2_5i25.0.stepgen.00.position-cmd
#net x-pos-fb <= hm2_5i25.0.stepgen.00.position-fb
net x-pos-fb <= hm2_5i25.0.encoder.00.position
#net x-pos-cmd => axis.0.motor-pos-fb
net x-enable <= axis.0.amp-enable-out
net x-enable => hm2_5i25.0.stepgen.00.enable
# ---Encoder feedback signals/setup---
setp hm2_5i25.0.encoder.00.counter-mode 0
setp hm2_5i25.0.encoder.00.filter 1
setp hm2_5i25.0.encoder.00.index-invert 0
setp hm2_5i25.0.encoder.00.index-mask 0
setp hm2_5i25.0.encoder.00.index-mask-invert 0
setp hm2_5i25.0.encoder.00.scale [AXIS_0]ENCODER_SCALE
net x-vel-fb <= hm2_5i25.0.encoder.00.velocity
net x-pos-fb => axis.0.motor-pos-fb
net x-index-enable axis.0.index-enable <=> hm2_5i25.0.encoder.00.index-enable
net x-pos-rawcounts <= hm2_5i25.0.encoder.00.rawcounts
# ---setup home / limit switch signals---
net x-home-sw => axis.0.home-sw-in
net x-neg-limit => axis.0.neg-lim-sw-in
net x-pos-limit => axis.0.pos-lim-sw-in
#*******************
# AXIS Z
#*******************
setp pid.z.Pgain [AXIS_2]P
setp pid.z.Igain [AXIS_2]I
setp pid.z.Dgain [AXIS_2]D
setp pid.z.bias [AXIS_2]BIAS
setp pid.z.FF0 [AXIS_2]FF0
setp pid.z.FF1 [AXIS_2]FF1
setp pid.z.FF2 [AXIS_2]FF2
setp pid.z.deadband [AXIS_2]DEADBAND
setp pid.z.maxoutput [AXIS_2]MAX_OUTPUT
setp pid.z.error-previous-target true
setp pid.z.maxerror .0005
net z-index-enable <=> pid.z.index-enable
net z-enable => pid.z.enable
net z-pos-cmd => pid.z.command
net z-vel-cmd => pid.z.command-deriv
net z-pos-fb => pid.z.feedback
net z-output => pid.z.output
# Step Gen signals/setup
setp hm2_5i25.0.stepgen.01.dirsetup [AXIS_2]DIRSETUP
setp hm2_5i25.0.stepgen.01.dirhold [AXIS_2]DIRHOLD
setp hm2_5i25.0.stepgen.01.steplen [AXIS_2]STEPLEN
setp hm2_5i25.0.stepgen.01.stepspace [AXIS_2]STEPSPACE
setp hm2_5i25.0.stepgen.01.position-scale [AXIS_2]STEP_SCALE
setp hm2_5i25.0.stepgen.01.step_type 0
setp hm2_5i25.0.stepgen.01.control-type 0
setp hm2_5i25.0.stepgen.01.maxaccel [AXIS_2]STEPGEN_MAXACCEL
setp hm2_5i25.0.stepgen.01.maxvel [AXIS_2]STEPGEN_MAXVEL
# ---closedloop stepper signals---
net z-pos-cmd <= axis.2.motor-pos-cmd
net z-vel-cmd <= axis.2.joint-vel-cmd
net z-output <= hm2_5i25.0.stepgen.01.position-cmd
#net z-pos-fb <= axis.2.motor-pos-cmd
#net z-pos-fb => axis.2.motor-pos-fb
net z-pos-cmd => axis.2.motor-pos-fb
net z-enable <= axis.2.amp-enable-out
net z-enable => hm2_5i25.0.stepgen.01.enable
# ---setup home / limit switch signals---
net z-home-sw => axis.2.home-sw-in
net z-neg-limit => axis.2.neg-lim-sw-in
net z-pos-limit => axis.2.pos-lim-sw-in
#*******************
# SPINDLE S
#*******************
setp pid.s.Pgain [SPINDLE_9]P
setp pid.s.Igain [SPINDLE_9]I
setp pid.s.Dgain [SPINDLE_9]D
setp pid.s.bias [SPINDLE_9]BIAS
setp pid.s.FF0 [SPINDLE_9]FF0
setp pid.s.FF1 [SPINDLE_9]FF1
setp pid.s.FF2 [SPINDLE_9]FF2
setp pid.s.deadband [SPINDLE_9]DEADBAND
setp pid.s.maxoutput [SPINDLE_9]MAX_OUTPUT
setp pid.s.error-previous-target true
setp pid.s.maxerror .0005
net spindle-index-enable <=> pid.s.index-enable
net spindle-enable => pid.s.enable
net spindle-vel-cmd-rpm => pid.s.command
net spindle-vel-fb-rpm => pid.s.feedback
net spindle-output <= pid.s.output
# ---PWM Generator signals/setup---
setp hm2_5i25.0.pwmgen.00.output-type 1
setp hm2_5i25.0.pwmgen.00.scale [SPINDLE_9]OUTPUT_SCALE
setp hm2_5i25.0.gpio.000.invert_output 1
net spindle-output => hm2_5i25.0.pwmgen.00.value
net machine-is-enabled => hm2_5i25.0.pwmgen.00.enable
# ---setup spindle control signals---
net spindle-vel-cmd-rps <= motion.spindle-speed-out-rps
net spindle-vel-cmd-rps-abs <= motion.spindle-speed-out-rps-abs
net spindle-vel-cmd-rpm <= motion.spindle-speed-out
net spindle-vel-cmd-rpm-abs <= motion.spindle-speed-out-abs
net spindle-enable <= motion.spindle-on
net spindle-cw <= motion.spindle-forward
net spindle-ccw <= motion.spindle-reverse
net spindle-brake <= motion.spindle-brake
net spindle-revs => motion.spindle-revs
net spindle-at-speed => motion.spindle-at-speed
net spindle-vel-fb-rps => motion.spindle-speed-in
net spindle-index-enable <=> motion.spindle-index-enable
setp hm2_5i25.0.gpio.007.is_output 1
net spindle-enable => hm2_5i25.0.gpio.007.out
# ---Setup spindle at speed signals---
sets spindle-at-speed true
#******************************
#connections de signaux divers
#******************************
# ---signaux HALUI---
net joint-select-a halui.joint.0.select
net x-is-homed halui.joint.0.is-homed
net jog-x-pos halui.jog.0.plus
net jog-x-neg halui.jog.0.minus
net jog-x-analog halui.jog.0.analog
net joint-select-c halui.joint.2.select
net z-is-homed halui.joint.2.is-homed
net jog-z-pos halui.jog.2.plus
net jog-z-neg halui.jog.2.minus
net jog-z-analog halui.jog.2.analog
net jog-selected-pos halui.jog.selected.plus
net jog-selected-neg halui.jog.selected.minus
net spindle-manual-cw halui.spindle.forward
net spindle-manual-ccw halui.spindle.reverse
net spindle-manual-stop halui.spindle.stop
net machine-is-on halui.machine.is-on
net jog-speed halui.jog-speed
net MDI-mode halui.mode.is-mdi
# ---signaux d'arrosage---
net coolant-mist <= iocontrol.0.coolant-mist
net coolant-flood <= iocontrol.0.coolant-flood
# ---signal de sonde---
net probe-in => motion.probe-input
# ---signaux contrôle mouvement---
net in-position <= motion.in-position
net machine-is-enabled <= motion.motion-enabled
# ---signaux entrée / sortie numérique---
# ---signaux d'A/U---
net estop-out <= iocontrol.0.user-enable-out
net estop-out => iocontrol.0.emc-enable-in
# ---signaux pour changeur d'outil personnalisé---
net tool-number <= iocontrol.0.tool-prep-number
net tool-change-request <= iocontrol.0.tool-change
net tool-change-confirmed => iocontrol.0.tool-changed
net tool-prepare-request <= iocontrol.0.tool-prepare
net tool-prepare-confirmed => iocontrol.0.tool-prepared
-------------------------------------------------------------------------------------
J'ai encore uun petit truc qui me gène. Au moment de fermer Linuxcnc, le relais qui commande la broche change d'état. Heureusement le PWM qui commande la vitesse doit être proche de 0, donc la broche tourne très lentement, mais c'est pas très "secure".
Est-ce qu'il y a moyen de faire quelque chose avec le fichier shutdown.hal, comme forcer l'état du relais?