User Manual

7 Protocol Decoding RIGOL
DS4000 User’s Guide
7-19
FlexRay Decoding (Option)
Press Decode1  Decode and select “FlexRay” to open the FlexRay decoding
function menu.
1. Source
Press Source to select any channel (CH1 to CH4) as the signal source channel.
2. Signal Path
Press Signal Path to select the signal path (A or B) that matches the FlexRay
bus signal.
3. Signal Type
Press Signal Type to select the type of signal that matches the FlexRay bus.
The signal types available include BP, BM and TX/RX.
4. Baud
Press Baud to set the signal rate (2.5Mb/s, 5Mb/s or 10Mb/s) that matches the
FlexRay bus signal.
5. Sample Point Position
The sample point is the point within the bit’s time.The oscilloscope samples the
bit level at this point. “Sample Point” is expressed by the percentage of “the time
from the start of bit to the sample bit time” in “bit’s time”.
Press Sample Point and use to adjust this parameter with a step of 1%
and the range is from 5% to 95%.
6. Threshold
Refer to the introduction in “Parallel Decoding”.
1 bit
60%
70%
80%