Trigger setups Set up an RS-232 bus trigger
To use
Click the Trigger Type box and select Bus from the drop-down list.
Click the Bus box and select the bus number or name from the drop-down list.
NOTE. You have the option to add user-defined label for bus sources.
Click the Logic Thresholds Setup button to set the voltage threshold levels for the channels in the bus.
Select the type of cycle to use as the trigger from the Trigger On drop-down list.
For the MIS
O + MOSI Trigger On selection, push the Edit button to set additional fields for the
Data Value, and then set the Format to match. Optionally, you can also set the component threshold
levels through the Logic Thresholds Setup button.
For some Trigger On selections, you need to set additional fields to define other parameters such as
for a Data.
In the following example, you need to set the Number of Words, Format, and Data Value (click the Edit
(see page 938) button). Optionally, you can also set the c omponent threshold levels through the Logic
Thresholds Setup button.
What do you want to do next?
Learn about bus setups. (see page 95)
Set up an R S-232 bus trigger
NOTE. The Bus Tr igger Control Window for RS-232 Serial option is available on instruments with option
SR-COMP.
From the Trigger menu, select Bus setup.
398 DSA/DPO70000D, MSO/DPO/DSA70000C, DPO7000C, and MSO/DPO5000 Series
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