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Command Groups
Bus Command Gr
oup
Use the Bus commands when working with serial or parallel bus measurements.
Install the DPOEMBD application module when working with I
2
CorSPI
bus signals.
Install the DPO4COMP module when working with RS-232, RS-422,
RS-485, or UART bus signals.
Install the DPO4AUDIO module when working with I
2
S, Left Justified (LJ),
Right Justified (RJ), or TDM bus signals.
Install the DPO4AUTO or DPO4AUTOMAX module when working with
CAN or LIN bus signals.
Install the DPO4AUTOMAX module when working with FlexRay bus
signals.
NOTE. LIN and FlexRay work on DPO4000s with serial numbers greater than
C02000
0 and on all MSO4000s.
NOTE. The parallel bus commands work with MSO4000 Series oscilloscopes only.
NOTE. The Search C ommand Group and the Trigger C ommand Group also
contain bus-related commands.
Table2-15:BusCommands
Com
mands
Des
cription
BU
S
Re
turns the parameters for each bus
BU
S:B<1-4>:AUDio:BITDelay
Se
ts or returns the number of delay bits for
the AUDIO bus
BUS:B<1-4>:AUDio:BITOrder Sets or returns the bit order for the AUDIO
bus
BUS:B<1-4>:AUDio:CHANnel:SIZe Sets or returns the number of bits per
channel for the AUDIO bus
BUS:B<1-4>:AUDio:CLOCk:POLarity Sets or returns the clock polarity for the
AUDIO bus
BUS:B<1-4>:AUDio:CLOCk:SOU rce Sets or returns the clock source waveform
for the AUDIO bus
BUS:B<1-4>:AUDio:DATa:POLarity Sets or returns the data polarity for the
AUDIO bus
BUS:B<1-4>:AUDio:DATa:SIZe Sets or returns the number of bits per word
for the AUDIO bus
MSO4000 and DPO4000 Series Programmer Manual 2-13