Newport New Focus Picomotor 8742 - Page 76

76 Remote Command Set
PA
Description Target position move command.
Syntax xxPAnn
Remarks This command is used to move an axis to a desired target (absolute) position relative to
the home position defined by DH command. Note that DH is automatically set to 0 after
system reset or a power cycle. If this command is issued when an axis’ motion is in
progress, the controller will ignore this command and generate “MOTION IN
PROGRESS” error message. The direction of motion and number of steps needed to
complete the motion will depend on where the motor count is presently at before the
command is issued.
Issue a Stop (ST) or Abort (AB) motion command to terminate motion initiated by PA
Argument Value Description
xx 1 to 4 Axis number
nn Integer Absolute position (steps). Default = 0 steps. Valid values
between -2147483648 and +2147483647.
Example 1PA+200000 (Move motor 1 to target position +200000)
See Also
MV, PR, DH
PA?
Description Target position query.
Syntax xxPA?
Remarks This command is used to query the target position of an axis.
Argument Value Description
xx 1 to 4 Axis number
Response Value Description
nn Integer Target position (steps).
Example
2PA? (Get motor 2 target position)
200000 (Returns value of 200000 step target position)
See Also
MV, PR