E4990A Help
338
Related Commands
:CALC:DATA:FMEM
:CALC:DATA:RDAT
:CALC:DATA:RMEM
Equivalent Softkey
No equivalent key is available on the front panel.
COM Command Syntax (Internal Control Only)
SCPI.CALCULATE(Ch).SELECTED.DATA.FDATA
:CALC<Ch>:DATA:FMEM
Type
Command/Query
Syntax
:CALCulate<Ch>[:SELected]:DATA:FMEMory <Value>
:CALCulate<Ch>[:SELected]:DATA:FMEMory?
Description
This command sets/gets the formatted memory array.
The array data element varies in the data format. If valid data is not
calculated because of the invalid measurement, “1.#QNB” is read out.
Variable
Parameter Value
Description
Formatted memory array
Where n is an integer between 1 and NOP (number of
measurement points):
• <numeric n×2-1>: Real part of data (complex
number) at the n-th measurement point.
• <numeric n×2>: Imaginary part of data (complex
number) at the n-th measurement point. Always 0
when the data format is not the Smith chart format or
the polar format
The number of data is {NOP×2}
Data Type Variant type Array (Range)
Note
If there is no array data of NOP×2 when setting a
formatted data array, an error occurs when executed.