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the value. When the level B information is displayed in the trigger label, you can

also use the trigger level knob to adjust the level of SDA. For details, refer to

descriptions in

Trigger Level

8.7.15 SPI Trigger

In SPI trigger, after the CS or timeout condition is satisfied, the oscilloscope triggers

when the specified data is found. When using SPI trigger, you need to specify the CLK

clock sources and MISO data sources.

The figure below shows the sequential chart of SPI bus.

SDA

SCL

D6 D5

D4 D3

D2 D1 D0

Figure 8.30 Sequential Chart of SPI Bus

Trigger Type

Click or tap the drop-down button of Type to select "SPI".

Figure 8.31 SPI Trigger Setting Menu

After a trigger type is selected, the current trigger setting information (including

trigger type, trigger source, and trigger level) is displayed in the trigger information

Triggering the Oscilloscope

DHO900 User Guide

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