Flexray Trigger - Rigol MSO4000 User Manual

RIGOL
5 To Trigger the Oscilloscope

FlexRay Trigger

Trigger on the specified frame, symbol, error or TSS (Transmission Start Sequence)
of the FlexRay bus. FlexRay is a type of differential serial bus configured with three
continuous segments (namely a packet header, payload and a packet end). Its data
transmission rate is up to 10 Mbps. Each frame contains a static and dynamic
segment and ends with the bus idle time. The physical bus adopts unshielded twisted
pair, but a shielded twisted pair can be used to improve EMC performance. The
figure below shows the frame format of the FlaxRay protocol.
Trigger Type:
Press Type to select "FlexRay". At this point, the trigger setting information as shown
in the figure below is displayed at the upper right corner of the screen.
Source Selection:
Press Source to set CH1 to CH4 or D0-D15 as the trigger source. The current signal
source is displayed at the upper right corner of the screen.
Baud:
Press Baud to set the signal rate to "2.5Mb/s", "5Mb/s" or "10Mb/s".
MSO4000/DS4000 User's Guide
5-34