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Trace[1..n][:data]:preamble – EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434) User Manual

Page 520

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SCPI Command Reference

512

FTB-5240S/5240BP

Product-Specific Commands—Description

:TRACe[1..n][:DATA]:PREamble?

Description

This query returns a trace’s header.

*RST has no effect on traces in memory.

Syntax

:TRACe[1..n][:DATA]:PREamble?TRCMAI

N

Parameter(s)

TracePosition:
The program data syntax for the first parameter is

defined as a

element. The allowed

DATA> element for this parameter is TRCMAIN.

Selects the Trace Index.

Response Syntax

Response(s)

TraceHeader:
The response data syntax for is

defined as a

BLOCK RESPONSE DATA> element.

List containing trace data preamble A,B,C,D,E

format where: