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Trigger Type:
Press Type, and then rotate the multifunction knob
knob to select the trigger type. Then, the current trigger setting information is
displayed at the upper-right corner of the screen, as shown in the figure below. You
can also press Type continuously or enable the touch screen to select it.
Source Selection:
Press SCLK, WS, and SDA to specify the sources for SCLK, WS, and SDA. The available
choices are CH1-CH4, EXT, or D0-D15. For details, refer to descriptions in "
Source
". The current trigger source is displayed at the upper-right corner of the
screen.
NOTE
Only when we select the channel (that has been input with signals) as the trigger source, can
we obtain a stable trigger.
Edge Type:
Press SCLK Edge, then rotate the multifunction knob
edge type. Press down the knob to select it.
•
Rising: samples the SDA data on the rising edge of the clock.
•
Falling: samples the SDA data on the falling edge of the clock.
Audio:
Press Audio continuously or rotate the multifunction knob
channel. The available choices include "Left", "Right", and "Either".
Trigger Condition:
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.
Figure 8.23 Sequential Chart of I2S Bus
To Trigger the Oscilloscope
to select "I2S". Press down the
Trigger
to select the desired clock
to select the audio
127
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