Output Variables
Name Meaning
Data
type
Valid
range
Description
Done Done BOOL TRUE or
F
ALSE
TRUE when the instruction is completed.
Busy Executing BOOL TRUE or
F
ALSE
TRUE when the instruction is acknowledged.
Active Controlling BOOL TRUE or
F
ALSE
TRUE when the axis is being controlled.
CommandAborted Command
Aborted
BOOL TRUE or
F
ALSE
TRUE when the instruction is aborted.
Error Error BOOL TRUE or
F
ALSE
TRUE while there is an error.
ErrorID Error Code WORD
*1
Contains the error code when an error occurs.
A value of 16#0000 indicates normal execution.
*1. The upper four digits of the event code give the error code for ErrorID. Refer to the NY
-series Troubleshooting Manual
(Cat. No. W564) for the event codes.
Output Variable Update Timing
Name Timing for changing to TRUE Timing for changing to FALSE
Done When positioning is completed.
• When Execute is TRUE and changes to
F
ALSE.
• After one period when Execute is FALSE.
Busy When Execute changes to TRUE.
• When Done changes to TRUE.
• When Error changes to TRUE.
• When CommandAborted changes to TRUE.
Active When the instruction is started.
• When Done changes to TRUE.
• When Error changes to TRUE.
• When CommandAborted changes to TRUE.
CommandAborted
• When this instruction is aborted because an-
other motion control instruction was executed
with the Buf
fer Mode set to Aborting.
• When this instruction is canceled due to an er-
ror.
• When this instruction is executed while there
is an error.
• When you start this instruction during
MC_Stop instruction execution.
• When Execute is TRUE and changes to
FALSE.
• After one period when Execute is FALSE.
Error When there is an error in the execution condi-
tions or input parameters for the instruction.
When the error is cleared.
In-Out Variables
Name Meaning Data type
Valid
range
Description
Axis Axis _sAXIS_REF ---
Specifies the axis.
*1
*1. Specify a user-defined Axis Variable that was created in the Axis Basic Settings of the Sysmac Studio (default: MC_Ax-
is*) or a system-defined axis variable name (_MC_AX[*]).
3 Axis Command Instructions
3-105
NY-series Motion Control Instructions Reference Manual (W561)
MC_MoveZeroPosition
3
Variables