Agilent Technologies 2000 X-Series Manual de servicio descargar pdf (Pagina 644)

100

101

644 Agilent InfiniiVision 2000 X-Series Oscilloscopes Programmer's Guide

30 :WAVeform Commands

:WAVeform:PREamble

(see page 790)

Query Syntax

:WAVeform:PREamble?

The :WAVeform:PREamble query requests the preamble information for the

selected waveform source. The preamble data contains information

concerning the vertical and horizontal scaling of the data of the

corresponding channel.

Return Format

<preamble_block><NL>

<preamble_block> ::= <format 16-bit NR1>,

<type 16-bit NR1>,

<points 32-bit NR1>,

<count 32-bit NR1>,

<xincrement 64-bit floating point NR3>,

<xorigin 64-bit floating point NR3>,

<xreference 32-bit NR1>,

<yincrement 32-bit floating point NR3>,

<yorigin 32-bit floating point NR3>,

<format> ::= 0 for BYTE format, 1 for WORD format, 4 for ASCii format;

an integer in NR1 format (format set by :WAVeform:FORMat).

<type> ::= 2 for AVERage type, 0 for NORMal type, 1 for PEAK detect

type; an integer in NR1 format (type set by :ACQuire:TYPE).

<count> ::= Average count or 1 if PEAK or NORMal; an integer in NR1

format (count set by :ACQuire:COUNt).

See Also • "Introduction to :WAVeform Commands" on page 629

• ":ACQuire:COUNt" on page 186

• ":ACQuire:POINts" on page 188

• ":ACQuire:TYPE" on page 195

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