Rohde & Schwarz R&S UPP, Руководство пользователя

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Instrument Functions
R&S
®
UPP
319 User Manual 1411.1055.32 ─ 10
"Intern" The internal generator is selected as the input. A loop measurement
can be performed without a connected cable being required (loop-
back test).
Remote command:
INPut[1]:INPut
on page 727
Format
Selection of the I 2 S analyzer format
"Standard I 2 S" The I
2
S analyzer receives in the standard I
2
S format. The following
parameters that have an effect on the format have fixed default set-
tings:
First Bit = MSB
Fsync Slope .... Left(1) = Falling
Word Offset .... -1
"User-defina-
ble"
The I
2
S analyzer receives in a format similar to I
2
S.
The following format-influencing parameters are additionally availa-
ble:
First Bit
Fsync Slope
Word Offset
Remote command:
INPut[1]:FORMat
on page 726
First Bit
Used to define the data bit receiving sequence
"MSB" The most significant data bit is received first.
"LSB" The least significant data bit is received first.
Remote command:
INPut[1]:FBIT
on page 726
Fsync Slope
Polarity of the Fsync signal.
"Rising" With a word offset of 0 a rising signal edge indicates the word begin-
ning of the left data word (channel 1).
"Falling" With a word offset of 0 a falling signal edge indicates the word begin-
ning of the left data word (channel 1).
Remote command:
INPut[1]:FSLope
on page 726
Configuring the I
2
S Analyzer