Interpreting Can Decode - Agilent Technologies InfiniiVision 3000 X-Series User Manual

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CAN/LIN Triggering and Serial Decode

Interpreting CAN Decode

Active Error Frame (red)
Missing Acknowledge (red)
CRC (blue)
Data (white)
Data Length Code (blue)
Frame ID (yellow)
• Frame ID appears in hex digits in yellow. Frames of 11 or 29 bits are
• Remote frame (RMT) appears in green.
• Data length code (DLC) appears in blue for data frames and green for
• Data bytes appear in hex digits in white for data frames.
• Cyclic redundancy check (CRC) appears in hex digits in blue when
• Angled waveforms show an active bus (inside a packet/frame).
• Mid- level blue lines show an idle bus.
• Decoded text is truncated at the end of the associated frame when
• Pink vertical bars indicate you need to expand the horizontal scale (and
• Red dots in the decode line indicate that there is data that is not being
356
automatically detected.
remote frames.
valid, or in red to indicate that the oscilloscope's hardware decode
calculated a CRC that is different from the incoming CRC data stream.
there is insufficient space within frame boundaries.
run again) to see decode.
displayed. Scroll or expand the horizontal scale to view the information.
Agilent InfiniiVision 3000 X-Series Oscilloscopes User's Guide