:SPRocess:DFEQualizer:TAPS
Command Syntax
:SPRocessN:DFEQualizer:TAPS "tap_value, tap_value, …"
The command argument is a string of comma separated list of real numbers (individual tap value).
Where N identifies one of up to 64 possible operators {1:64} that can be defined as part of a math function. The operators are numbered in the order that they were originally added to the function.
Query Syntax
:SPRocessN:DFEQualizer:TAPS?
Description
Enters a list of tap values for a Decision Feedback Equalizer operator (DFE). Increasing the number of taps in your model increases the fidelity of the filter's frequency response as compared to an ideal response. To use this command, automatic tap configuration must be turned off using the :SPRocess:DFEQualizer:TAPS:AUTo command.
For Reference Rx operator, what function do I send this command to?
If the DFE equalizer is a secondary function to the Reference Rx operator, address the :SPRocess:DFEQualizer:TAPS command to the Reference Rx function as identified in the following Reference Rx Setup dialog's operator diagram. In the following figure, this would be Function 2 and the command would be:
:SPRocess2:DFEQualizer:TAPS
The Decision Feedback Equalizer operator is provided with the N1010A-201 Advanced Waveform Analysis license.
Beginning with FlexDCA revision A.05.60, use of an *OPC? query to pause program execution while waiting for this command to execute.
Requires FlexDCA revision A.02.00 and above.
Example Command Sequence
-0.008719, -0.001432, -0.001113, -0.002585, -0.010228 :FUNCtion1:FOPerator DFEQualizer :FUNCtion1:COLor TCOLor2 :FUNCtion1:DISPlay ON :FUNCtion1:COLor TCOLor9 :SPRocess1:DFEQualizer:TAPS:AUTo OFF;*OPC? :SPRocess1:DFEQualizer:TAPS -0.008719, -0.001432, -0.001113, -0.002585, -0.010228;*OPC?