MDO3000 Programmer Manual.pdf - 第190页

Commands Listed in A lphabetical Order Examples BUS:B1:AUDIO: BITDELAY 2 sets the bit delay to 2. BUS:B1:AUDIO: BITDELAY? might return :BUS :B1:AUDIO:BITDEL AY 1 indicating th at the number of delay bits is 1. BUS:B<x…

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Commands Listed in Alphabetical Order
Conditions
This command re
quires installation of a DPO4AERO application module for
MDO4000C models, or MDO3AERO for MDO3000 models.
Group
Bus
Syntax
BUS:B<x>:ARINC429A:SOUrce
{CH1|CH2|CH3|CH4|MATH|REF1|REF2|REF3|REF4}
BUS:B<x>:ARINC429A:SOUrce?
Related Commands
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:ARINC429A:CONDition
BUS:B<x>:ARINC429A:SOUrce
Arguments
CH1-4 specifies an analog channel as the source for the differential input.
MATH specifies the math waveform as the source for differential input.
REF1-4 specifies a reference waveform as the source for differential input.
Examples
BUS:B1:ARINC429A:SOUrce REF4 specifies to use the reference waveform 4
as the source.
BUS:B1:ARINC429A:SOUrce? might return CH2, indicating that channel 2 is
the currently specified source.
BU
S:B<x>:AUDio:BITDelay
Specifies the number of delay bits for the AUDIO bus.
NOTE. This command i s applicable only for TDM audio bus type
(
BUS:B<x>AU Dio:TYPe TDM
)
Conditions
This command requires the DPO4AUDIO application module for the
MDO4000/B/C series, or the MDO3AUDIO for MDO3000 series.
Group
Bus
Syntax
BUS:B<x>:AUDio:BITDelay <NR1>
BUS:B<x>:AUDio:BITDelay?
Arguments
<NR1> specifies the number of delay bits.
MDO4000/B/C, MSO/DPO4000B and MDO3000 Series Oscilloscopes Programmer Manual 2-159
Commands Listed in Alphabetical Order
Examples
BUS:B1:AUDIO:
BITDELAY 2
sets the bit delay to 2.
BUS:B1:AUDIO:BITDELAY? might return :BUS:B1:AUDIO:BITDEL AY 1
indicating th
at the number of delay bits is 1.
BUS:B<x>:AUDio:BITOrder
Specifies the bit order for the AUDIO bus.
Conditions
This command requires the DPO4AUDIO application module for the
MDO4000/B/C series, or the MDO3AUDIO for MDO3000 series.
Group
Bus
Syntax
BUS:B<x>:AUDio:BITOrder {MSB|LSB}
BUS:B<x>:AUDio:BITOrder?
Arguments
MSB specifies that the most significant bit will be expected first in the order.
LSB specifies that the least significant bit will be expected first in the order.
Examples
BUS:B1:AUDIO:BITORDER LSB sets the bit order to LSB.
BUS:B1:AUDIO:BITORDER? might return :BUS:B1:AUDIO:BITOR DER MSB
indicating that the MSB is first in the bit order.
BUS:B<x>:AUDio:CHANnel:SIZe
Specifies the number of bits per channel for the AUDIO bus. (To specify the
number of bits per word, use BUS:B<x>:AUDio:DATa:SIZe).
NOTE. This command is applicable only for TDM audio bus type
(
BUS:B<x>AUDio :TYPe TDM
)
Conditions
This command requires the DPO4AUDIO application module for the
MDO4000/B/C series, or the MDO3AUDIO for MDO3000 series.
Group
Bus
2-160 MDO4000/B/C, MSO/DPO4000B and MDO3000 Series Oscilloscopes Programmer Manual
Commands Listed in Alphabetical Order
Syntax
BUS:B<x>:AUDi
o:CHANnel:SIZe <NR1>
BUS:B<x>:AUDio:CHANnel:SIZe?
Arguments
<NR1> specifies the number of bits per channel.
Examples
BUS:B1:AUDIO:CHANNEL:SIZE 8 sets the number of bits per channel to 8.
BUS:B1:AUDIO:CHANNEL:SIZE? might return
:BUS:B1:AUDIO:CHANNEL:SIZe 24 indicating that the number of bits per
channel is 24.
BUS:B<x>:AUDio:CLOCk:POLarity
Specifies the clock polarity for the AUDIO bus.
Conditions
This command requires the DPO4AUDIO application module for the
MDO4000/B/C series, or the MDO3AUDIO for MDO3000 series.
Group
Bus
Syntax
BUS:B<x>:AUDio:CLOCk:POLarity {FALL|RISe}
BUS:B<x>:AUDio:CLOCk:POLarity?
Arguments
FALL sets falling edge as the clock polarity.
RISe sets rising edge as the clock polarity.
Examples
BUS:B1:AUDIO:CLOCK:POLARITY Fall sets the clock polarity to Fall.
BUS:B1:AUDIO:CLOCK:POLARITY? might return
:BUS:B1:AUDIO:CLOCK:POLARITY RISe indicating that the clock polarity
is set to Rise.
BUS:B<x>:AUDio:CLOCk:SOUrce
Specifies the clock source waveform for the AUDIO bus.
Conditions
This command requires the DPO4AUDIO application module for the
MDO4000/B/C series, or the MDO3AUDIO for MDO3000 series.
MDO4000/B/C, MSO/DPO4000B and MDO3000 Series Oscilloscopes Programmer Manual 2-161