RIGOL
VSA Programming Guide
2-51
Return Format
The query returns the BER test filename.
Example
The following command loads the BER test file "ber1.xml" from the path "/vsa/BerTest".
:SENSe:DDEMod:LOAD:KNOWndata /vsa/BerTest/ber1.xml
The following query returns ber1.
:SENSe:DDEMod:LOAD:KNOWndata?
[:SENSe]:DDEMod:MODulation
Syntax
[:SENSe]:DDEMod:MODulation
QAM16|QAM32|QAM64|BPSK|QPSK|OQPSK|DQPSK|PSK8|PI4DQPSK|PI8DPSK8|DPSK8|FSK2|FSK4|FSK8|
MSK|ASK2|ASK4
[:SENSe]:DDEMod:MODulation?
Description
Sets the modulation mode.
Queries the modulation mode.
Parameter
Name
Type
Range
Default
--
Keyword
QAM16|QAM32|QAM64|BPSK|QPSK|OQPSK|
DQPSK|PSK8|PI4DQPSK|PI8DPSK8|DPSK8|FS
K2|FSK4|FSK8|MSK|ASK2|ASK4
QPSK
Return Format
The query returns QAM16, QAM32, QAM64, BPSK, QPSK, OQPSK, DQPSK, PSK8, PI4DQPSK, PI8DPSK8,
DPSK8, FSK2, FSK4, FSK8, MSK, ASK2, or ASK4.
Example
The following command sets the modulation mode to QPSK.
:SENSe:DDEMod:MODulation QPSK
The following query returns QPSK.
:SENSe:DDEMod:MODulation?
[:SENSe]:DDEMod:MSK:FORMat
Syntax
[:SENSe]:DDEMod:MSK:FORMat NORMal|DIFFerential
[:SENSe]:DDEMod:MSK:FORMat?
Description
Sets the differential coding state of MSK.
Queries the differential coding state of MSK.
Parameter
Name
Type
Range
Default
--
Keyword
NORMal|DIFFerential
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