54 ● CM DMC-1400 Series Command Reference
CM
FUNCTION: Contouring Mode
DESCRIPTION:
The Contour Mode is initiated by the instruction CM. This mode allows the generation of an
arbitrary motion trajectory. The CD command specifies the position increment, and the DT
command specifies the time interval.
The CM? or _CM commands can be used to check the status of the Contour Buffer. A value
of 1 returned indicates that the Contour Buffer is full. A value of 0 indicates that the Contour
Buffer is empty.
ARGUMENTS: CM
CM? Returns a 1 if the contour buffer is full and 0 if the contour buffer is empty.
USAGE:
While Moving No Default Value ---
In a Program No Default Format 1.0
Command Line Yes
Can be Interrogated No
Used as an Operand Yes
Controller Usage ALL
OPERAND USAGE:
_CM contains a ‘0’ if the contour buffer is empty, otherwise contains a ‘1’
RELATED COMMANDS:
CD Contour Data
WC Wait for Contour
DT Time Increment
EXAMPLES:
V=_CM;V= Return Contour Buffer Status
1 Contour Buffer is full
CM Specify Contour Mode