WOW I now have a few video's that I will have to plan.
So when I was setting up the G0602 lathe for CNC with dedicated X and Z
jog wheels I decided to work on an MPG for My Mach3 to Linuxcnc G0619 mill conversion as well. Little did I know the can of worms
that would turn into. I am sure it didn't help that I was also setting it up for Feed and Spindle override at the same time.
Right know I have the Hal. file with everything on it .
Code:
# Generated by PNCconf at Thu Jun 24 20:14:27 2021
# Using LinuxCNC version: 2.8
# If you make changes to this file, they will be
# overwritten when you run PNCconf again
loadrt [KINS]KINEMATICS
loadrt [EMCMOT]EMCMOT servo_period_nsec=[EMCMOT]SERVO_PERIOD num_joints=[KINS]JOINTS
loadrt hostmot2
loadrt hm2_eth board_ip="10.10.10.10" config=" num_encoders=1 num_pwmgens=0 num_stepgens=5 sserial_port_0=20xxxx"
setp [HMOT](CARD0).watchdog.timeout_ns 5000000
loadrt pid names=pid.x,pid.y,pid.z,pid.a,pid.s
loadrt abs names=abs.spindle
loadrt lowpass names=lowpass.spindle
loadrt scale names=scale.spindle
loadrt classicladder_rt numPhysInputs=15 numPhysOutputs=15 numS32in=10 numS32out=10 numFloatIn=10 numFloatOut=10 numBits=50 numWords=50
loadrt mux16 names=jogincr,foincr,soincr
addf [HMOT](CARD0).read servo-thread
addf motion-command-handler servo-thread
addf motion-controller servo-thread
addf pid.x.do-pid-calcs servo-thread
addf pid.y.do-pid-calcs servo-thread
addf pid.z.do-pid-calcs servo-thread
addf pid.a.do-pid-calcs servo-thread
addf pid.s.do-pid-calcs servo-thread
addf classicladder.0.refresh servo-thread
addf jogincr servo-thread
addf foincr servo-thread
addf soincr servo-thread
addf scale.spindle servo-thread
addf abs.spindle servo-thread
addf lowpass.spindle servo-thread
addf [HMOT](CARD0).write servo-thread
setp [HMOT](CARD0).dpll.01.timer-us -50
setp [HMOT](CARD0).stepgen.timer-number 1
# external output signals
# --- COOLANT-MIST ---
net coolant-mist => [HMOT](CARD0).7i76.0.0.output-06
# --- COOLANT-FLOOD ---
net coolant-flood => [HMOT](CARD0).7i76.0.0.output-07
# external input signals
# --- ESTOP-EXT ---
net estop-ext <= [HMOT](CARD0).7i76.0.0.input-00
# --- SPINDLE-AT-SPEED ---
net spindle-at-speed <= [HMOT](CARD0).7i76.0.0.input-01
# --- HOME-X ---
net home-x <= [HMOT](CARD0).7i76.0.0.input-02
# --- HOME-Y ---
net home-y <= [HMOT](CARD0).7i76.0.0.input-03
# --- HOME-Z ---
net home-z <= [HMOT](CARD0).7i76.0.0.input-04
# --- JOG-INCR-A ---
net jog-incr-a <= [HMOT](CARD0).7i76.0.0.input-05
# --- JOG-INCR-B ---
net jog-incr-b <= [HMOT](CARD0).7i76.0.0.input-06
# --- JOINT-SELECT-D ---
#net joint-select-d -commented out
net axis-select-a <= [HMOT](CARD0).7i76.0.0.input-20
# --- JOINT-SELECT-C ---
#net joint-select-c -commented out
net axis-select-z <= [HMOT](CARD0).7i76.0.0.input-21
# --- JOINT-SELECT-B ---
#net joint-select-b -commented out
net axis-select-y <= [HMOT](CARD0).7i76.0.0.input-22
# --- JOINT-SELECT-A JOINT AXIS X SELECT---
#net joint-select-a -commented out
net axis-select-x <= [HMOT](CARD0).7i76.0.0.input-23
# ---feed-overide-enable---
net fo-enable <= [HMOT](CARD0).7i76.0.0.input-24
# --- spindle-overide enable---
net so-enable <= [HMOT](CARD0).7i76.0.0.input-25
#*******************
# AXIS X JOINT 0
#*******************
setp pid.x.Pgain [JOINT_0]P
setp pid.x.Igain [JOINT_0]I
setp pid.x.Dgain [JOINT_0]D
setp pid.x.bias [JOINT_0]BIAS
setp pid.x.FF0 [JOINT_0]FF0
setp pid.x.FF1 [JOINT_0]FF1
setp pid.x.FF2 [JOINT_0]FF2
setp pid.x.deadband [JOINT_0]DEADBAND
setp pid.x.maxoutput [JOINT_0]MAX_OUTPUT
setp pid.x.error-previous-target true
# This setting is to limit bogus stepgen
# velocity corrections caused by position
# feedback sample time jitter.
setp pid.x.maxerror 0.000500
net x-index-enable <=> pid.x.index-enable
net x-enable => pid.x.enable
net x-pos-cmd => pid.x.command
net x-pos-fb => pid.x.feedback
net x-output <= pid.x.output
# Step Gen signals/setup
setp [HMOT](CARD0).stepgen.00.dirsetup [JOINT_0]DIRSETUP
setp [HMOT](CARD0).stepgen.00.dirhold [JOINT_0]DIRHOLD
setp [HMOT](CARD0).stepgen.00.steplen [JOINT_0]STEPLEN
setp [HMOT](CARD0).stepgen.00.stepspace [JOINT_0]STEPSPACE
setp [HMOT](CARD0).stepgen.00.position-scale [JOINT_0]STEP_SCALE
setp [HMOT](CARD0).stepgen.00.step_type 0
setp [HMOT](CARD0).stepgen.00.control-type 1
setp [HMOT](CARD0).stepgen.00.maxaccel [JOINT_0]STEPGEN_MAXACCEL
setp [HMOT](CARD0).stepgen.00.maxvel [JOINT_0]STEPGEN_MAXVEL
# ---closedloop stepper signals---
net x-pos-cmd <= joint.0.motor-pos-cmd
net x-vel-cmd <= joint.0.vel-cmd
net x-output <= [HMOT](CARD0).stepgen.00.velocity-cmd
net x-pos-fb <= [HMOT](CARD0).stepgen.00.position-fb
net x-pos-fb => joint.0.motor-pos-fb
net x-enable <= joint.0.amp-enable-out
net x-enable => [HMOT](CARD0).stepgen.00.enable
# ---setup home / limit switch signals---
net home-x => joint.0.home-sw-in
net x-neg-limit => joint.0.neg-lim-sw-in
net x-pos-limit => joint.0.pos-lim-sw-in
#*******************
# AXIS Y JOINT 1
#*******************
setp pid.y.Pgain [JOINT_1]P
setp pid.y.Igain [JOINT_1]I
setp pid.y.Dgain [JOINT_1]D
setp pid.y.bias [JOINT_1]BIAS
setp pid.y.FF0 [JOINT_1]FF0
setp pid.y.FF1 [JOINT_1]FF1
setp pid.y.FF2 [JOINT_1]FF2
setp pid.y.deadband [JOINT_1]DEADBAND
setp pid.y.maxoutput [JOINT_1]MAX_OUTPUT
setp pid.y.error-previous-target true
# This setting is to limit bogus stepgen
# velocity corrections caused by position
# feedback sample time jitter.
setp pid.y.maxerror 0.000500
net y-index-enable <=> pid.y.index-enable
net y-enable => pid.y.enable
net y-pos-cmd => pid.y.command
net y-pos-fb => pid.y.feedback
net y-output <= pid.y.output
# Step Gen signals/setup
setp [HMOT](CARD0).stepgen.01.dirsetup [JOINT_1]DIRSETUP
setp [HMOT](CARD0).stepgen.01.dirhold [JOINT_1]DIRHOLD
setp [HMOT](CARD0).stepgen.01.steplen [JOINT_1]STEPLEN
setp [HMOT](CARD0).stepgen.01.stepspace [JOINT_1]STEPSPACE
setp [HMOT](CARD0).stepgen.01.position-scale [JOINT_1]STEP_SCALE
setp [HMOT](CARD0).stepgen.01.step_type 0
setp [HMOT](CARD0).stepgen.01.control-type 1
setp [HMOT](CARD0).stepgen.01.maxaccel [JOINT_1]STEPGEN_MAXACCEL
setp [HMOT](CARD0).stepgen.01.maxvel [JOINT_1]STEPGEN_MAXVEL
# ---closedloop stepper signals---
net y-pos-cmd <= joint.1.motor-pos-cmd
net y-vel-cmd <= joint.1.vel-cmd
net y-output <= [HMOT](CARD0).stepgen.01.velocity-cmd
net y-pos-fb <= [HMOT](CARD0).stepgen.01.position-fb
net y-pos-fb => joint.1.motor-pos-fb
net y-enable <= joint.1.amp-enable-out
net y-enable => [HMOT](CARD0).stepgen.01.enable
# ---setup home / limit switch signals---
net home-y => joint.1.home-sw-in
net y-neg-limit => joint.1.neg-lim-sw-in
net y-pos-limit => joint.1.pos-lim-sw-in
#*******************
# AXIS Z JOINT 2
#*******************
setp pid.z.Pgain [JOINT_2]P
setp pid.z.Igain [JOINT_2]I
setp pid.z.Dgain [JOINT_2]D
setp pid.z.bias [JOINT_2]BIAS
setp pid.z.FF0 [JOINT_2]FF0
setp pid.z.FF1 [JOINT_2]FF1
setp pid.z.FF2 [JOINT_2]FF2
setp pid.z.deadband [JOINT_2]DEADBAND
setp pid.z.maxoutput [JOINT_2]MAX_OUTPUT
setp pid.z.error-previous-target true
# This setting is to limit bogus stepgen
# velocity corrections caused by position
# feedback sample time jitter.
setp pid.z.maxerror 0.000500
net z-index-enable <=> pid.z.index-enable
net z-enable => pid.z.enable
net z-pos-cmd => pid.z.command
net z-pos-fb => pid.z.feedback
net z-output <= pid.z.output
# Step Gen signals/setup
setp [HMOT](CARD0).stepgen.02.dirsetup [JOINT_2]DIRSETUP
setp [HMOT](CARD0).stepgen.02.dirhold [JOINT_2]DIRHOLD
setp [HMOT](CARD0).stepgen.02.steplen [JOINT_2]STEPLEN
setp [HMOT](CARD0).stepgen.02.stepspace [JOINT_2]STEPSPACE
setp [HMOT](CARD0).stepgen.02.position-scale [JOINT_2]STEP_SCALE
setp [HMOT](CARD0).stepgen.02.step_type 0
setp [HMOT](CARD0).stepgen.02.control-type 1
setp [HMOT](CARD0).stepgen.02.maxaccel [JOINT_2]STEPGEN_MAXACCEL
setp [HMOT](CARD0).stepgen.02.maxvel [JOINT_2]STEPGEN_MAXVEL
# ---closedloop stepper signals---
net z-pos-cmd <= joint.2.motor-pos-cmd
net z-vel-cmd <= joint.2.vel-cmd
net z-output <= [HMOT](CARD0).stepgen.02.velocity-cmd
net z-pos-fb <= [HMOT](CARD0).stepgen.02.position-fb
net z-pos-fb => joint.2.motor-pos-fb
net z-enable <= joint.2.amp-enable-out
net z-enable => [HMOT](CARD0).stepgen.02.enable
# ---setup home / limit switch signals---
net home-z => joint.2.home-sw-in
net z-neg-limit => joint.2.neg-lim-sw-in
net z-pos-limit => joint.2.pos-lim-sw-in
#*******************
# AXIS A JOINT 3
#*******************
setp pid.a.Pgain [JOINT_3]P
setp pid.a.Igain [JOINT_3]I
setp pid.a.Dgain [JOINT_3]D
setp pid.a.bias [JOINT_3]BIAS
setp pid.a.FF0 [JOINT_3]FF0
setp pid.a.FF1 [JOINT_3]FF1
setp pid.a.FF2 [JOINT_3]FF2
setp pid.a.deadband [JOINT_3]DEADBAND
setp pid.a.maxoutput [JOINT_3]MAX_OUTPUT
setp pid.a.error-previous-target true
# This setting is to limit bogus stepgen
# velocity corrections caused by position
# feedback sample time jitter.
setp pid.a.maxerror 0.000500
net a-index-enable <=> pid.a.index-enable
net a-enable => pid.a.enable
net a-pos-cmd => pid.a.command
net a-pos-fb => pid.a.feedback
net a-output <= pid.a.output
# Step Gen signals/setup
setp [HMOT](CARD0).stepgen.03.dirsetup [JOINT_3]DIRSETUP
setp [HMOT](CARD0).stepgen.03.dirhold [JOINT_3]DIRHOLD
setp [HMOT](CARD0).stepgen.03.steplen [JOINT_3]STEPLEN
setp [HMOT](CARD0).stepgen.03.stepspace [JOINT_3]STEPSPACE
setp [HMOT](CARD0).stepgen.03.position-scale [JOINT_3]STEP_SCALE
setp [HMOT](CARD0).stepgen.03.step_type 0
setp [HMOT](CARD0).stepgen.03.control-type 1
setp [HMOT](CARD0).stepgen.03.maxaccel [JOINT_3]STEPGEN_MAXACCEL
setp [HMOT](CARD0).stepgen.03.maxvel [JOINT_3]STEPGEN_MAXVEL
# ---closedloop stepper signals---
net a-pos-cmd <= joint.3.motor-pos-cmd
net a-vel-cmd <= joint.3.vel-cmd
net a-output <= [HMOT](CARD0).stepgen.03.velocity-cmd
net a-pos-fb <= [HMOT](CARD0).stepgen.03.position-fb
net a-pos-fb => joint.3.motor-pos-fb
net a-enable <= joint.3.amp-enable-out
net a-enable => [HMOT](CARD0).stepgen.03.enable
# ---setup home / limit switch signals---
net a-home-sw => joint.3.home-sw-in
net a-neg-limit => joint.3.neg-lim-sw-in
net a-pos-limit => joint.3.pos-lim-sw-in
#*******************
# SPINDLE
#*******************
setp pid.s.Pgain [SPINDLE_0]P
setp pid.s.Igain [SPINDLE_0]I
setp pid.s.Dgain [SPINDLE_0]D
setp pid.s.bias [SPINDLE_0]BIAS
setp pid.s.FF0 [SPINDLE_0]FF0
setp pid.s.FF1 [SPINDLE_0]FF1
setp pid.s.FF2 [SPINDLE_0]FF2
setp pid.s.deadband [SPINDLE_0]DEADBAND
setp pid.s.maxoutput [SPINDLE_0]MAX_OUTPUT
setp pid.s.error-previous-target true
net spindle-index-enable <=> pid.s.index-enable
net spindle-enable => pid.s.enable
net spindle-vel-cmd-rpm-abs => pid.s.command
net spindle-vel-fb-rpm-abs => pid.s.feedback
net spindle-output <= pid.s.output
# ---digital potentionmeter output signals/setup---
setp [HMOT](CARD0).7i76.0.0.spinout-minlim [SPINDLE_0]OUTPUT_MIN_LIMIT
setp [HMOT](CARD0).7i76.0.0.spinout-maxlim [SPINDLE_0]OUTPUT_MAX_LIMIT
setp [HMOT](CARD0).7i76.0.0.spinout-scalemax [SPINDLE_0]OUTPUT_SCALE
net spindle-output => [HMOT](CARD0).7i76.0.0.spinout
net spindle-enable => [HMOT](CARD0).7i76.0.0.spinena
net spindle-ccw => [HMOT](CARD0).7i76.0.0.spindir
# ---Encoder feedback signals/setup---
setp [HMOT](CARD0).encoder.00.counter-mode 0
setp [HMOT](CARD0).encoder.00.filter 1
setp [HMOT](CARD0).encoder.00.index-invert 0
setp [HMOT](CARD0).encoder.00.index-mask 0
setp [HMOT](CARD0).encoder.00.index-mask-invert 0
setp [HMOT](CARD0).encoder.00.scale [SPINDLE_0]ENCODER_SCALE
net spindle-revs <= [HMOT](CARD0).encoder.00.position
net spindle-vel-fb-rps <= [HMOT](CARD0).encoder.00.velocity
net spindle-index-enable <=> [HMOT](CARD0).encoder.00.index-enable
# ---setup spindle control signals---
net spindle-vel-cmd-rps <= spindle.0.speed-out-rps
net spindle-vel-cmd-rps-abs <= spindle.0.speed-out-rps-abs
net spindle-vel-cmd-rpm <= spindle.0.speed-out
net spindle-vel-cmd-rpm-abs <= spindle.0.speed-out-abs
net spindle-enable <= spindle.0.on
net spindle-cw <= spindle.0.forward
net spindle-ccw <= spindle.0.reverse
net spindle-brake <= spindle.0.brake
net spindle-revs => spindle.0.revs
net spindle-at-speed => spindle.0.at-speed
net spindle-vel-fb-rps => spindle.0.speed-in
net spindle-index-enable <=> spindle.0.index-enable
# Use ACTUAL spindle velocity from spindle encoder
# spindle-velocity bounces around so we filter it with lowpass
# spindle-velocity is signed so we use absolute component to remove sign
# ACTUAL velocity is in RPS not RPM so we scale it.
setp scale.spindle.gain 60
setp lowpass.spindle.gain 1.000000
net spindle-vel-fb-rps => scale.spindle.in
net spindle-fb-rpm scale.spindle.out => abs.spindle.in
net spindle-fb-rpm-abs abs.spindle.out => lowpass.spindle.in
net spindle-fb-rpm-abs-filtered lowpass.spindle.out
#******************************
# connect miscellaneous signals
#******************************
# ---HALUI signals---
net axis-select-x halui.axis.x.select
net jog-x-pos halui.axis.x.plus
net jog-x-neg halui.axis.x.minus
net jog-x-analog halui.axis.x.analog
net x-is-homed halui.joint.0.is-homed
net axis-select-y halui.axis.y.select
net jog-y-pos halui.axis.y.plus
net jog-y-neg halui.axis.y.minus
net jog-y-analog halui.axis.y.analog
net y-is-homed halui.joint.1.is-homed
net axis-select-z halui.axis.z.select
net jog-z-pos halui.axis.z.plus
net jog-z-neg halui.axis.z.minus
net jog-z-analog halui.axis.z.analog
net z-is-homed halui.joint.2.is-homed
net axis-select-a halui.axis.a.select
net jog-a-pos halui.axis.a.plus
net jog-a-neg halui.axis.a.minus
net jog-a-analog halui.axis.a.analog
net a-is-homed halui.joint.3.is-homed
net jog-selected-pos halui.axis.selected.plus
net jog-selected-neg halui.axis.selected.minus
net spindle-manual-cw halui.spindle.0.forward
net spindle-manual-ccw halui.spindle.0.reverse
net spindle-manual-stop halui.spindle.0.stop
net machine-is-on halui.machine.is-on
net jog-speed halui.axis.jog-speed
net MDI-mode halui.mode.is-mdi
# ---coolant signals---
net coolant-mist <= iocontrol.0.coolant-mist
net coolant-flood <= iocontrol.0.coolant-flood
# ---probe signal---
net probe-in => motion.probe-input
# ---jogwheel signals to mesa encoder - shared MPG---
net axis-selected-count <= [HMOT](CARD0).7i76.0.0.enc0.count
# ---mpg signals---
# for axis x MPG
setp axis.x.jog-vel-mode 0
net selected-jog-incr => axis.x.jog-scale
net axis-select-x => axis.x.jog-enable
net axis-selected-count => axis.x.jog-counts
# for axis y MPG
setp axis.y.jog-vel-mode 0
net selected-jog-incr => axis.y.jog-scale
net axis-select-y => axis.y.jog-enable
net axis-selected-count => axis.y.jog-counts
# for axis z MPG
setp axis.z.jog-vel-mode 0
net selected-jog-incr => axis.z.jog-scale
net axis-select-z => axis.z.jog-enable
net axis-selected-count => axis.z.jog-counts
# for axis a MPG
setp axis.a.jog-vel-mode 0
net selected-jog-incr => axis.a.jog-scale
net axis-select-a => axis.a.jog-enable
net axis-selected-count => axis.a.jog-counts
# connect selectable mpg jog increments
net jog-incr-a => jogincr.sel0
net jog-incr-b => jogincr.sel1
net jog-incr-c => jogincr.sel2
net jog-incr-d => jogincr.sel3
net selected-jog-incr <= jogincr.out-f
setp jogincr.debounce-time 0.200000
setp jogincr.use-graycode False
setp jogincr.suppress-no-input False
setp jogincr.in00 0.000000
setp jogincr.in01 0.000100
setp jogincr.in02 0.001000
setp jogincr.in03 0.000000
setp jogincr.in04 0.010000
setp jogincr.in05 0.000000
setp jogincr.in06 0.000000
setp jogincr.in07 0.000000
setp jogincr.in08 0.100000
setp jogincr.in09 0.000000
setp jogincr.in10 0.000000
setp jogincr.in11 0.000000
setp jogincr.in12 0.000000
setp jogincr.in13 0.000000
setp jogincr.in14 0.000000
setp jogincr.in15 0.000000
# connect feed overide increments - MPG
setp halui.feed-override.direct-value false
setp halui.feed-override.scale .01
net fo-enable => halui.feed-override.count-enable
net axis-selected-count => halui.feed-override.counts
# connect spindle overide increments - MPG
setp halui.spindle.0.override.direct-value false
setp halui.spindle.0.override.scale .01
net so-enable => halui.spindle.0.override.count-enable
net axis-selected-count => halui.spindle.0.override.counts
# ---motion control signals---
net in-position <= motion.in-position
net machine-is-enabled <= motion.motion-enabled
# ---digital in / out signals---
# ---estop signals---
net estop-out <= iocontrol.0.user-enable-out
net estop-ext => iocontrol.0.emc-enable-in
# ---manual tool change signals---
loadusr -W hal_manualtoolchange
net tool-change-request iocontrol.0.tool-change => hal_manualtoolchange.change
net tool-change-confirmed iocontrol.0.tool-changed <= hal_manualtoolchange.changed
net tool-number iocontrol.0.tool-prep-number => hal_manualtoolchange.number
net tool-prepare-loopback iocontrol.0.tool-prepare => iocontrol.0.tool-prepared
# Load Classicladder without GUI (can reload LADDER GUI in AXIS GUI
loadusr classicladder --nogui custom.clp
However I will probably make a video later of making a dedicated MPG.hal so if someone were so inclined to add one in after initial PNCConf setup, it's possible.
I found a few different hal. files to check out and that really helped me figure out how to make mine work. I guess Like with Arduino their are many ways to write a program to achieve the same goal. Still very frustrating to Noobs like me.
Thanks to rodw if he reads this, your hal. file on page 3 of your spaceship build is one of the ones that helped
forum.linuxcnc.org/show-your-stuff/32029...build?start=20#85279
forum.linuxcnc.org/show-your-stuff/32029...build?start=20#85305
another one that helped isn't on this site but if you are using the 5i25/6i25 and 7i76 cards this my help as well.
wapl.es/cnc/2020/02/23/linuxcnc-jog-wheel-setup.html
All in All I have so much to do as I continue to tumble down the Linuxcnc rabbit hole. I am starting to wonder which is more
enjoyable building the machines to make parts or actually making the parts? HMMM