Newport New Focus Picomotor 8743-CL, User Manual

Page: 86 / 133

86
AF
Description
Start absolute position search.
Syntax
xx AF
Remarks
This command is used to start the absolute position search process for an axis. If this command
is issued when an axis’ motion is in progress, the controller will generate “MOTION IN
PROGRESS” error message. If this command is issued before telling the controller that a
quasi-absolute encoder is connected and the displacement units are encoder counts, the
controller will generate “QUASI-ABSOLUTE ENCODER NOT CONNECTED” error
message.
Argument Value Description
xx 1 to 2 Axis number
Example
1ZH12 (Tells controller that a stage/positioner with quasi-absolute encoder is
connected on axis 1 and software travel limit checking should be enabled)
1SN1 (Sets the displacement units to encoder counts)
1AD1 (Sets absolute position search mode to 1)
1AF (Start absolute position search)
See Also
AD, AD?, AE, AE?, AF?, ZH, ZH?
AF?
Description
Absolute position search state query.
Syntax
xx
AF?
Remarks
This command is used to query the state of absolute position search process for an axis.
Argument Value Description
xx
1 to 2 Axis number
Response Value Description
Value
0 Motion in progress (Absolute position search in progress)
1 Motion done (Absolute position search completed)
Example
1AF? (get absolute position search state)
1 (reply; 1)
See Also
AD, AD?, AE, AE?, AF?, ZH, ZH?