Appendix A: Model 2090 GPIB Command Reference
Model 2090 Multi-Device Controller
WL
Compatibility:
Devices:
+
Necessary for negative values
Decimal nalue for the clockwise limit to be set in
degrees.
CALL ibwrt (TableUD%, "WL 359.9")
1090, 2090
Description:
Changes the clockwise limit of the device. The specified value must be
greater than the counterclockwise limit and between -999.9 and 999.9. If in
N1 mode any decimal is ignored and rounded to the nearest integer.
NOTE:
Unlike editing from the front panel, the 2090 allows setting the limit above
the current position from the GPIB.
Turntables
Syntax:
WL [+/-] XXX[.X]
Optional for positive values
-
XXX[.X]
In N1 mode .X is ignored
In N2 mode .X is optional.
Leading zeros are optional.
Example:
CALL ibwrt (TableUD%, "WL 90")
' Change CW limit of the
' turntable to 90 degrees.
' Change CW limit of the
' turntable to 359.9 degrees.
See Also:
WL 1050/1060, WL?
WL?
Compatibility:
1090, 2090
Queries the turntable's clockwise limit. The value returned is either in N1
(XXX) or N2 (XXX.X) format depending upon the current numeric mode.
Negative values are preceded by a "-" minus sign.
Syntax:
Description:
Devices:
Turntables
WL?
Response:
[-]XXX[.X]
Value of the clockwise limit setting in degrees.
Example:
CALL ibwrt (TableUD%, "WL?")
' Query turntable clockwise
' limit
CALL ibrd (TableUD%, rdbuf$)
' Read response
See Also:
WL 1050/1060, WL 1090/2090
ZERO
Compatibility:
2090 (Firmware Rev 3.00)
Description:
Initiates a zero reference scan for devices equipped with absolute zero
reference pulses. See the
ZERO
parameter setting for more information.
Devices:
Towers, Turntables
Syntax:
ZERO
Example:
CALL ibwrt (TableUD%, "ZERO")
' Initiate zero scan
See Also:
ZERO?
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© ETS-Lindgren– April, 2006
Revision G– P# 399199
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