Re: Lost Steps (Me again)

--- In CAD_CAM_EDM_DRO@egroups.com, "Tim Goldstein" <timg@k...> wrote:

> > Were you using steppermod or freqmod?
> >
> > Matt
>
> The system he is using was set up with freqmod. It is a Pentium

classic 200.

> The period had to be set pretty high to get any reasonable

responsiveness

> from the GUI. Following is the .ini file Jerry started with. Not

sure of any

> changes he made.
>

Tim and All,
I tried lowering the acceleration numbers to 3.0 without any
noticable
effect

Jerry

>
> ; EMC controller parameters for generic controller. Make these what

you need

> ; for your system.
>
> ; General
> section

-------------------------------------------------------------

> [EMC]
>
> ; Version of this INI file
> VERSION = $Revision: 1.30 $
>
> ; Name of machine, for use with display, etc.
> MACHINE = Shoptask Mill 2 ports
>
> ; Name of NML file to use, default is emc.nml
> NML_FILE = emc.nml
>
> ; Debug level, 0 means no messages. See emc/src/emcnml/emcglb.h for

others

> DEBUG = 0x00000003
> ; DEBUG = 0x7FFFFFFF
>
> ; Sections for display
> options ------------------------------------------------
> [DISPLAY]
>
> ; Platform for GUI
> PLAT = nonrealtime
>
> ; Name of display program, e.g., xemc
> ; DISPLAY = xemc
> DISPLAY = tkemc
> ; DISPLAY = yemc
> ; DISPLAY = keystick
> ; DISPLAY = emcpanel
>
> ; 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 ABSOLUTE
> 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 = 1.2
>
> ; Prefix to be used
> PROGRAM_PREFIX = programs/
>
> ; Task controller
> section -----------------------------------------------------
> [TASK]
>
> ; Platform for task controller
> PLAT = nonrealtime
>
> ; Name of task controller program, e.g., bridgeporttask
> TASK = bridgeporttask
> ; 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 = emc.var
>
> ; Motion control
> section ------------------------------------------------------
> [EMCMOT]
>
> ; Platform for motion
> PLAT = realtime
> ; PLAT = nonrealtime
>
> ; Name of motion control program
> ; EMCMOT = steppermod.o
> EMCMOT = freqmod.o
> ; EMCMOT = stgmod.o
> ; EMCMOT = stg8mod.o
> ; EMCMOT = emcmotsim
>
> ; Key for real OS shared memory, e.g., for simulated motion
> SHMEM_KEY = 100
>
> ; Base address for physical shared memory, e.g., for real-time

motion.

> ; Note that if you change this, you may need to change OS

parameters, e.g.,

> ; /etc/lilo.conf
> ; SHMEM_BASE_ADDRESS = 0x1F00000
> SHMEM_BASE_ADDRESS = 0x3F00000
>
> ; Base address of Servo To Go board
> STG_BASE_ADDRESS = 0x200
> ; STG_BASE_ADDRESS = 0x300
>
> ; Address for parallel port used for steppers
> PARPORT_IO_ADDRESS = 0x378
>
> ; 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 seconds
> PERIOD = 0.000015
>
> ; Trajectory planner
> section --------------------------------------------------
> [TRAJ]
>
> 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 = 0.1
> MAX_VELOCITY = 0.6
> DEFAULT_ACCELERATION = 6.0
> MAX_ACCELERATION = 6.0
>
> ; Axes
> sections

---------------------------------------------------------------

>
> ; First axis
> [AXIS_0]
>
> TYPE = LINEAR
> UNITS = 0.03937007874016
> HOME = 0.000
> MAX_VELOCITY = 0.3
> P = 1000.000
> I = 0.000
> D = 0.000
> FF0 = 0.000
> FF1 = 0.000
> FF2 = 0.000
> BACKLASH = 0.000
> BIAS = 0.000
> MAX_ERROR = 0.000
> DEADBAND = 0.000
> CYCLE_TIME = 0.001000
> INPUT_SCALE = 8000 0
> OUTPUT_SCALE = 8000 0.000
> MIN_LIMIT = -20.0
> MAX_LIMIT = 20.0
> MIN_OUTPUT = -10
> MAX_OUTPUT = 10
> FERROR = 1.000
> MIN_FERROR = 0.010
> HOMING_VEL = 0.1
> HOME_OFFSET = 0.0
> ENABLE_POLARITY = 0
> MIN_LIMIT_SWITCH_POLARITY = 1
> MAX_LIMIT_SWITCH_POLARITY = 1
> HOME_SWITCH_POLARITY = 1
> HOMING_POLARITY = 1
> JOGGING_POLARITY = 1
> FAULT_POLARITY = 1
> ; Parameters for Inland Motor BMHS-0701 X 20
> TORQUE_UNITS = OZ_IN
> ARMATURE_RESISTANCE = 1.10
> ARMATURE_INDUCTANCE = 0.0120
> BACK_EMF_CONSTANT = 0.0254
> ROTOR_INERTIA = 0.0104
> DAMPING_FRICTION_COEFFICIENT = 0.083
> SHAFT_OFFSET = 0
> REVS_PER_UNIT = 10
> ; Parameters for generic amplifier
> AMPLIFIER_GAIN = 1
> MAX_OUTPUT_CURRENT = 10
> LOAD_RESISTANCE = 1
> ; parameters for generic encoder
> COUNTS_PER_REV = 4096
>
> ; Second axis
> [AXIS_1]
>
> TYPE = LINEAR
> UNITS = 0.03937007874016
> HOME = 0.000
> MAX_VELOCITY = 0.3
> P = 1000.000
> I = 0.000
> D = 0.000
> FF0 = 0.000
> FF1 = 0.000
> FF2 = 0.000
> BACKLASH = 0.000
> BIAS = 0.000
> MAX_ERROR = 0.000
> DEADBAND = 0.000
> CYCLE_TIME = 0.001000
> INPUT_SCALE = 8000 0
> OUTPUT_SCALE = 8000 0.000
> MIN_LIMIT = -20.0
> MAX_LIMIT = 20.0
> MIN_OUTPUT = -10
> MAX_OUTPUT = 10
> FERROR = 1.000
> MIN_FERROR = 0.010
> HOMING_VEL = 0.1
> HOME_OFFSET = 0.0
> ENABLE_POLARITY = 0
> MIN_LIMIT_SWITCH_POLARITY = 1
> MAX_LIMIT_SWITCH_POLARITY = 1
> HOME_SWITCH_POLARITY = 1
> HOMING_POLARITY = 1
> JOGGING_POLARITY = 1
> FAULT_POLARITY = 1
> ; Parameters for Inland Motor BMHS-0701 X 20
> TORQUE_UNITS = OZ_IN
> ARMATURE_RESISTANCE = 1.10
> ARMATURE_INDUCTANCE = 0.0120
> BACK_EMF_CONSTANT = 0.0254
> ROTOR_INERTIA = 0.0104
> DAMPING_FRICTION_COEFFICIENT = 0.083
> SHAFT_OFFSET = 0
> REVS_PER_UNIT = 10
> ; Parameters for generic amplifier
> AMPLIFIER_GAIN = 1
> MAX_OUTPUT_CURRENT = 10
> LOAD_RESISTANCE = 1
> ; parameters for generic encoder
> COUNTS_PER_REV = 4096
>
> ; Third axis
> [AXIS_2]
>
> TYPE = LINEAR
> UNITS = 0.03937007874016
> HOME = 0.000
> MAX_VELOCITY = 0.2
> P = 1000.000
> I = 0.000
> D = 0.000
> FF0 = 0.000
> FF1 = 0.000
> FF2 = 0.000
> BACKLASH = 0.000
> BIAS = 0.000
> MAX_ERROR = 0.000
> DEADBAND = 0.000
> CYCLE_TIME = 0.001000
> INPUT_SCALE = 5600 0
> OUTPUT_SCALE = 5600 0.000
> MIN_LIMIT = -10.0
> MAX_LIMIT = 10.0
> MIN_OUTPUT = -10
> MAX_OUTPUT = 10
> FERROR = 1.000
> MIN_FERROR = 0.010
> HOMING_VEL = 0.1
> HOME_OFFSET = 0.0
> ENABLE_POLARITY = 0
> MIN_LIMIT_SWITCH_POLARITY = 1
> MAX_LIMIT_SWITCH_POLARITY = 1
> HOME_SWITCH_POLARITY = 1
> HOMING_POLARITY = 1
> JOGGING_POLARITY = 1
> FAULT_POLARITY = 1
> ; Parameters for Inland Motor BMHS-0701 X 20
> TORQUE_UNITS = OZ_IN
> ARMATURE_RESISTANCE = 1.10
> ARMATURE_INDUCTANCE = 0.0120
> BACK_EMF_CONSTANT = 0.0254
> ROTOR_INERTIA = 0.0104
> DAMPING_FRICTION_COEFFICIENT = 0.083
> SHAFT_OFFSET = 0
> REVS_PER_UNIT = 10
> ; Parameters for generic amplifier
> AMPLIFIER_GAIN = 1
> MAX_OUTPUT_CURRENT = 10
> LOAD_RESISTANCE = 1
> ; parameters for generic encoder
> COUNTS_PER_REV = 4096
>
> ; section for main IO controller
> parameters -----------------------------------
> [EMCIO]
>
> ; Platform for IO controller
> PLAT = nonrealtime
>
> ; Name of IO controller program, e.g., bridgeportio
> ; EMCIO = bridgeportio
> EMCIO = minimillio
> ; EMCIO = simio
>
> ; cycle time, in seconds
> CYCLE_TIME = 0.100
>
> ; tool table file
> TOOL_TABLE = emc.tbl
>
> ; address for parallel port used for auxiliary IO
> PARPORT_IO_ADDRESS = 0x278
>
> ; wait times in seconds for spindle brake, release
> SPINDLE_OFF_WAIT = 1.0
> SPINDLE_ON_WAIT = 1.5
>
> ; external digital inputs, outputs are always 0 for 0V, 1 for 5/24V
>
> ; digital in bits
>
> ESTOP_SENSE_INDEX = 1
> LUBE_SENSE_INDEX = 2
>
> ; digital in polarity, 0 is inverted, 1 is normal
> ; controller compares with polarity, equal means on, not equal

means
off

>
> ESTOP_SENSE_POLARITY = 0
> LUBE_SENSE_POLARITY = 1
>
> ; digital out bits
>
> SPINDLE_FORWARD_INDEX = 1
> SPINDLE_REVERSE_INDEX = 0
> MIST_COOLANT_INDEX = 6
> FLOOD_COOLANT_INDEX = 7
> SPINDLE_DECREASE_INDEX = 8
> SPINDLE_INCREASE_INDEX = 9
> ESTOP_WRITE_INDEX = 10
> SPINDLE_BRAKE_INDEX = 11
>
> ; analog out bits
>
> SPINDLE_ON_INDEX = 3
>
> ; digital out polarity, 0 is inverted, 1 is normal
> ; controller writes the polarity to turn on, opposite of polarity

to
turn

> off
>
> SPINDLE_FORWARD_POLARITY = 0
> SPINDLE_REVERSE_POLARITY = 0
> MIST_COOLANT_POLARITY = 0
> FLOOD_COOLANT_POLARITY = 0
> SPINDLE_DECREASE_POLARITY = 1
> SPINDLE_INCREASE_POLARITY = 1
> ESTOP_WRITE_POLARITY = 1
> SPINDLE_BRAKE_POLARITY = 0
> SPINDLE_ENABLE_POLARITY = 1
>
> ; section for external NML server
> parameters ----------------------------------
> [EMCSERVER]
>
> ; Name of NML server, e.g., emcsvr; if not found then none will run
> ; EMCSERVER = emcsvr
>
> ; section for emc stripchart parameters

----------------------------------

> [EMCSTRIP]
>
> ; Name of strip chart display program e.g. emcstripchart; if not

found then

> none will run
> ; EMCSTRIP = emcstripchart
>
> ; OPTIONS for emcstripchart ussually -f something.conf; This file

says which

> ; variables to plot, colors etc. -u changes the update rate.
> OPTIONS = -f emcstrip.conf.ferror
>
> Tim
> [Denver, CO]