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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
label at the top of the screen, as shown in the figure below. The information will
change based on the trigger settings.
Source Selection
Click or tap the drop-down buttons of
CLK and MISO to select CH1-CH4 to specify
the sources of CLK and MISO respectively. For details, refer to descriptions in
Trigger
Source
. The selected trigger source is indicated in the trigger information label at the
top of the screen.
Only when you select the channel that has signal inputs as the trigger source, can you
obtain a stable trigger.
Edge Type
Select the desired clock edge type in
Slope.
• Rising: samples the MISO data on the rising edge of the clock.
• Falling: samples the MISO data on the falling edge of the clock.
Trigger Condition
Select the desired trigger condition in
When.
Triggering the Oscilloscope
DHO800 User Guide
102
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.
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