EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434) - Manual (Page 520)

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?<wsp>TRCMAI
N
Parameter(s) TracePosition:
The program data syntax for the first parameter is
defined as a <CHARACTER PROGRAM DATA>
element. The allowed <CHARACTER PROGRAM
DATA> element for this parameter is TRCMAIN.
Selects the Trace Index.
Response Syntax <TraceHeader>
Response(s) TraceHeader:
The response data syntax for <TraceHeader> is
defined as a <DEFINITE LENGTH ARBITRARY
BLOCK RESPONSE DATA> element.
List containing trace data preamble A,B,C,D,E
format where: