Figure 8.23 Sequential Chart of I2S Bus
Trigger Type:
Press Type, and then rotate the multifunction knob to select "I2S". Press down the
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 "
Trigger
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 to select the desired clock
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 to select the audio
channel. The available choices include "Left", "Right", and "Either".
Trigger Condition:
To Trigger the Oscilloscope
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