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Triggering the Oscilloscope
•
Frame Error: triggers on the error frame.
•
Bit Fill: triggers on the error frame with the bit fill.
•
Answer Error: triggers on the answer error frame.
•
Check Error: triggers on the check error frame.
•
Format Error: triggers on the format error frame.
•
Random Error: triggers on the random error frame, such as the format error
frame, answer error frame, etc.
Trigger Mode
In Sweep, select Auto, Normal, or Single as the trigger mode. For details, refer to
Trigger Mode
Trigger Parameter Setting
You can refer to
Trigger Level
Click or tap the Level input field to set the trigger level with the pop-up numeric
keypad. You can also use the front-panel trigger level knob or the corresponding
multipurpose knob to set the trigger level. For details, refer to descriptions in
Level
. The current trigger level is displayed in the trigger information label at the top
of the screen.
8.7.17
FlexRay Trigger (Optional)
This series can trigger on the specified frame, symbol, error, or position of the FlexRay
bus. FlexRay is a type of differential serial bus configured with three consecutive
segments (i.e. packet header, payload, and packet trailer). Its data transmission rate is
up to 10 Mb/s. Each frame contains a static segment and a dynamic segment, and
ends with the bus idle time.
Its format is as shown in the figure below.
HDO4000 User Guide
114
.
Noise Rejection
to set the noise rejection under this trigger type.
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Trigger
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