Newport New Focus Picomotor 8743-CL, User Manual

Page: 119 / 133

119
ZH?
Description
Hardware configuration query.
Syntax
xx ZH ?
Remarks
This command is used to query the hardware configuration for an axis.
Argument Value Description
xx 1 to 2 Axis number
Response Value Description
Value see table below
Bit Value Definition
0 0
1
Enable hardware travel limit checking
Disable hardware travel limit checking
1 0
1
Enable following error checking
Disable following error checking
2 0
1
Stage/positioner with quasi-absolute encoder not present
Stage/positioner with quasi-absolute encoder present
3 0
1
Disable software travel limit checking for stage/positioner with quasi-absolute
encoder
Enable software travel limit checking for stage/positioner with quasi-absolute
encoder
Example
1ZH? (get hardware configuration for axis 2)
12 (reply; 12 decimal is equal to 1100 in binary. This means bits 2 and 3 are set
and bits 0 and 1 are cleared. This implies that the controller is informed that a
stage/positioner with quasi-absolute encoder is present and it must check for
software travel limits, hardware travel limits, and following error violations.)
See Also
ZH, CL, FE, MT, DB, PH