Instructions

RIGOL Chapter 5 To Trigger the Oscilloscope
5-46 MSO5000 User's Guide
Figure 5-22 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 tap the desired
trigger type and select it.
Source Selection:
Press SCLK, WS, and SDA to specify the sources for SCLK, WS, and SDA
respectively. The available choices are CH1-CH4 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 continuously or rotate the multifunction knob to select the
desired clock edge.
 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 "Left",
"Right", or "Either".
Trigger Condition:
Press When, and rotate the multifunction knob to select the desired trigger
condition, then press down the knob to select it. You can also press When
continuously or enable the touch screen to select it.
 =: triggers when the channel's data equal the set data value. Press Data to set
the data bit. For setting methods, refer to descriptions in "I2C Trigger
(Option)".