All pastes #129008 Raw Edit

Miscellany

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#129008 ·published 2006-08-13 09:07 UTC
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# standard pinout config file for 3-axis steppers
# using a parport for I/O
#
# first load the parport driver
loadrt hal_parport cfg="0x0378"
# counting the spindle encoder in software
loadrt encoder num_chan=1
# misc blocks needed to do fun things
loadrt blocks not=1
#
# next connect the parport functions to threads
# read inputs first
addf parport.0.read base-thread 1
# update encoder counter
# capture axis and spindle positions
addf encoder.capture-position	servo-thread

ini file
# EMC controller parameters for generic controller. Make these what you need
# for your system.

# General note: Comments can either be preceded with a # or ; - either is
# acceptable, although # is in keeping with most linux config files.

# Settings with a + at the front of the comment are likely needed to get 
# changed by the user.
# Settings with a - at the front are highly unneeded to be changed
###############################################################################
# General section 
###############################################################################
[EMC]

#- Version of this INI file
VERSION =               $Revision: 1.3 $

#+ Name of machine, for use with display, etc.
MACHINE =               EMC-HAL-STEP-IN

#- Name of NML file to use, default is emc.nml
NML_FILE =              emc.nml

#+ Debug level, 0 means no messages. See src/emc/nml_int/emcglb.h for others
DEBUG =                0x00000001
# DEBUG =               0x00000007
# DEBUG =               0x7FFFFFFF

###############################################################################
# Sections for display options 
###############################################################################
[DISPLAY]

#+ Name of display program, e.g., xemc
# DISPLAY =              axis
# DISPLAY =              usrmot
# DISPLAY =              mini
 DISPLAY = 		tkemc
# Cycle time, in seconds, that display will sleep between polls
CYCLE_TIME =            0.200

#- Path to help file
HELP_FILE =             doc/help.txt

#- Initial display setting for position, RELATIVE or MACHINE
POSITION_OFFSET =       RELATIVE

#- Initial display setting for position, COMMANDED or ACTUAL
POSITION_FEEDBACK =     ACTUAL

#+ Highest value that will be allowed for feed override, 1.0 = 100%
MAX_FEED_OVERRIDE =     .9

#- Prefix to be used
PROGRAM_PREFIX =        /cnc/

#- Introductory graphic
INTRO_GRAPHIC =         emc2.gif
INTRO_TIME =            5


###############################################################################
# Task controller section 
###############################################################################
[TASK]

#- Name of task controller program, e.g., bridgeporttask
TASK =                  milltask
# TASK =                minimilltask

#- Cycle time, in seconds, that task controller will sleep between polls
CYCLE_TIME =            0.010

###############################################################################
# Part program interpreter section 
###############################################################################
[RS274NGC]

#- File containing interpreter variables
PARAMETER_FILE =        stepper.var

###############################################################################
# Motion control section 
###############################################################################
[EMCMOT]

#- Name of the motion controller to use (only one exists for nontrivkins)
EMCMOT =              motmod

#- Key for real OS shared memory, e.g., for simulated motion
SHMEM_KEY =             111

#- Timeout for comm to emcmot, in seconds
COMM_TIMEOUT =          1.0

#- Interval between tries to emcmot, in seconds
COMM_WAIT =             0.010

#+ Base task period, in nanosecs - this is the fastest thread in the machine
BASE_PERIOD =                50000
#- Servo task period, in nanosecs - will be rounded to an int multiple of BASE_PERIOD
SERVO_PERIOD =               1000000
#- Trajectory Planner task period, in nanosecs - will be rounded to an
#   integer multiple of SERVO_PERIOD
TRAJ_PERIOD =                10000000

###############################################################################
# Hardware Abstraction Layer section
###############################################################################
[HAL]

# The run script first uses halcmd to execute any HALFILE
# files, and then to execute any individual HALCMD commands.
#

# list of hal config files to run through halcmd
#+ files are executed in the order in which they appear
HALFILE =                    core_stepper.hal
#HALFILE =                    xylotex_pinout.hal
HALFILE =                    standard_pinout.hal

#- list of halcmd commands to execute
# commands are executed in the order in which they appear
#HALCMD =                    save neta

###############################################################################
# Trajectory planner section
###############################################################################
[TRAJ]
#+ machine specific settings
AXES =                  3
# COORDINATES =         X Y Z R P W
COORDINATES =           X Y Z
HOME =                  0 0 0
LINEAR_UNITS =          0.03937007874016
ANGULAR_UNITS =         1.0
CYCLE_TIME =            0.010
DEFAULT_VELOCITY =      0.0167
MAX_VELOCITY =          .9
DEFAULT_ACCELERATION =  15.0
MAX_ACCELERATION =      20.0
PROBE_INDEX =           4
PROBE_POLARITY =        0

###############################################################################
# Axes sections
###############################################################################

#+ First axis
[AXIS_0]

TYPE =                          LINEAR
UNITS =                         0.03937007874016
HOME =                          0.000
MAX_VELOCITY =                  .4
# NOTE:  the step generator module applies its own limits to
# acceleration and velocity.  We have discovered that it needs
# to have a little "headroom" over the accel by the trajectory
# planner, otherwise it can fall slightly behind during accel
# and later overshoot as it catches up.  In the long term we
# hope to come up with a clean fix for this problem.  In the
# meantime, please set STEPGEN_MAXACCEL below to a few percent
# higher than the regular acceleration limit MAX_ACCELERATION
MAX_ACCELERATION =              20.0
STEPGEN_MAXVEL =                1.4
STEPGEN_MAXACCEL =              21.0
BACKLASH = 0.000
CYCLE_TIME =                    0.001000
INPUT_SCALE =                   -9000    0
OUTPUT_SCALE = 1.000 0.000
MIN_LIMIT =                     -20.0
MAX_LIMIT =                     20.0
FERROR = 0.050
MIN_FERROR = 0.010
HOME_OFFSET =                    0.0
HOME_SEARCH_VEL =                0.0
HOME_LATCH_VEL =                 0.0
HOME_USE_INDEX =                 NO
HOME_IGNORE_LIMITS =             NO

#+ Second axis
[AXIS_1]

TYPE =                          LINEAR
UNITS =                         0.03937007874016
HOME =                          0.000
MAX_VELOCITY =                  .4
MAX_ACCELERATION =              20.0
STEPGEN_MAXVEL =                1.4
STEPGEN_MAXACCEL =              21.0
BACKLASH = 0.000
CYCLE_TIME =                    0.001000
INPUT_SCALE =                   7000    0
OUTPUT_SCALE = 1.000 0.000
MIN_LIMIT =                     -10.0
MAX_LIMIT =                     10.0
FERROR = 0.050
MIN_FERROR = 0.010
HOME_OFFSET =                    0.0
HOME_SEARCH_VEL =                0.0
HOME_LATCH_VEL =                 0.0
HOME_USE_INDEX =                 NO
HOME_IGNORE_LIMITS =             NO

#+ Third axis
[AXIS_2]

TYPE =                          LINEAR
UNITS =                         0.03937007874016
HOME =                          0.0
MAX_VELOCITY =                  .4
MAX_ACCELERATION =              20.0
STEPGEN_MAXVEL =                1.4
STEPGEN_MAXACCEL =              21.0
BACKLASH = 0.000
CYCLE_TIME =                    0.001000
INPUT_SCALE =                   -6300    0
OUTPUT_SCALE = 1.000 0.000
MIN_LIMIT =                     -20.0
MAX_LIMIT =                     20.0
FERROR = 0.050
MIN_FERROR = 0.010
HOME_OFFSET =                    0.0
HOME_SEARCH_VEL =                0.0
HOME_LATCH_VEL =                 0.0
HOME_USE_INDEX =                 NO
HOME_IGNORE_LIMITS =             NO

###############################################################################
# section for main IO controller parameters 
###############################################################################
[EMCIO]

#- Name of IO controller program, e.g., io
EMCIO = 		io

#- cycle time, in seconds
CYCLE_TIME =            0.100

#- tool table file
TOOL_TABLE =            stepper.tbl


###############################################################################
# section for external NML server parameters
###############################################################################
[EMCSERVER]
# Uncomment the following line if you need to run a remote GUI.
# EMCSERVER =           emcsvr

# other misc blocks
addf not.0			servo-thread
addf encoder.update-counters    base-thread
# write outputs last
addf parport.0.write base-thread -1
#
# finally connect physical pins to the signals
linksp Xstep parport.0.pin-03-out
linksp Xdir  parport.0.pin-02-out
linksp Zstep parport.0.pin-05-out
linksp Zdir  parport.0.pin-04-out
linksp Ystep parport.0.pin-07-out
linksp Ydir  parport.0.pin-06-out

# create a signal for the estop loopback
linkpp iocontrol.0.user-enable-out iocontrol.0.emc-enable-in

# create signals for tool loading loopback
linkpp iocontrol.0.tool-prepare iocontrol.0.tool-prepared
linkpp iocontrol.0.tool-change iocontrol.0.tool-changed

# create a signal for "spindle on"
newsig spindle_on bit

# commented out till we resolve this issue
# connect it to the iocontroller
linksp spindle_on iocontrol.0.spindle-on
# connect it to a physical pin
linksp spindle_on parport.0.pin-09-out

#######################################################
# Beginning of threading-related stuff
#######################################################

# spindle encoder
# connect encoder signals to encoder counter
newsig spindle-phase-A bit
newsig spindle-phase-B bit
newsig spindle-phase-Z bit
linksp spindle-phase-A => encoder.0.phase-A
linksp spindle-phase-B => encoder.0.phase-B
linksp spindle-phase-Z => encoder.0.phase-Z

linkps parport.0.pin-11-in => spindle-phase-A
linkps parport.0.pin-12-in => spindle-phase-B
linkps parport.0.pin-13-in => spindle-phase-Z

# (that way thread pitches can be straightforward,
#  a 20 tpi thread would multiply the encoder output
#  by 1/20, etc)
setp encoder.0.position-scale 1000

# encoder reset control
# this signal is driven by the motion
# controller, TRUE for synced motion, FALSE the rest of
# the time.
#
# hook up motion controller's sync output
newsig spindle-sync bit
linkps motion.spindle-sync => spindle-sync
# needs to be inverted to connect to index enable
newsig spindle-index-en bit
linksp spindle-sync	=> not.0.in
linkps not.0.out	=> spindle-index-en
linksp spindle-index-en	=> encoder.0.index-enable

# report our revolution count to the motion controller
newsig spindle-pos float
linkps encoder.0.position => spindle-pos
linksp spindle-pos => motion.spindle-revs