RIGOL
Chapter 5 Functions of the Front Panel of VSA
5-32 RSA3000E User Guide
"Bits/Symbol" text box. When the box "Separate Symbol" is checked, Binary and
hexadecimal data are separated by Spaces. When the box "Separate Symbol" is
unchecked, binary and hexadecimal data are not separated.
Click "OK" button or
OK menu to complete the settings. Click "Cancel' button or Cancel menu to
cancel the settings.
7.
Sync Offset
Sets the time between the start of the measurement data and the start of the
sync word. If positive, the sync word starts after the start of the measurement
data; if negative, the sync word starts before the start of the measurement data.
Known Data
Press or tap the Known Data menu to load the BER test file (.xml).
Press File Explorer to enter the file manager interface. Select a file and then press
Recall to import the file.
The XML file should comply with the following format requirements.
Syntax
Value Range
Description
<RIGOL_VSA_KNOWN_
DATA_FILE
Version="01.00">
--
File header
<Comment></Comment
>
Optional modulation
mode
--
<Base></Base>
2|16
The base used to specify the
<Data> values (binary or
hexadecimal).
For <ModulationOrder>≥32,
use binary (2).
<ModulationOrder></M
odulation-Order>
2|4|8|16|32|64|128|
256
The number of the different
symbols that can be
transmitted in the selected
modulation. (order of
modulation), e.g. 8 for 8-PSK.
For <ModulationOrder>≥32,
<Base> = 2.
<ResultLength></Result
Length>
1 to 2000
[1]
Number of symbols in each
<Data> element.
<Data></Data>
One character per
symbol in the
sequence. Possible
characters are: 0 to
n-1, where n is the
One possible sequence of
symbols that can be
demodulated from the input
signal.
Up to 6000
[1]
different
