Acquire the Sign
al
2. Push Type, and
turn multipurpose knob
a to select the type of audio bus data
configuration on which to trigger.
Audio Bus
Type
3. Select I2S to trigger on the standard Inter-IC
Sound, or Integrated Interchip Sound,
electrical s
erial bus interface standard stereo
format.
I2S
4. Select Left
Justified to trigger on an I2S
stream where there is no bit clock delay and
the data starts right on the edge of the word
select clo
ck.
Left
Justified
(LJ)
5. Select Right Justified to trigger on an I2S
stream wh
ere the data lines up with the right
edge of the w ord select clock.
Right
Justified
(RJ)
6. Select TD
M to trigger on time-division
multiplexing.
TDM
7. Push Co
nfigure, and the appropriate
side-menu buttons to further set up I2S
triggering.
USB Bus
To acquire data from a USB bus, you need to also set up these items:
1. If you s elected USB, push Define Inputs to
set the USB bus speed and probe type.
Bus B1
USB
Define
Inputs
Full Speed
Thresholds B1 Label
USB
Bus
Display
Event
Table
70 MDO4000 Series Oscilloscopes User Manual
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