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RIGOL Chapter 8 Protocol Decoding
8-20 MSO2000A/DS2000A User’s Guide
7. Decoded CAN Data I nterpretation
Frame ID: displayed as hexadecimal number and expressed by blue patch.
DLC (Data Length Code): displayed as hexadecimal number and expressed
by chartreuse patch.
Data: its display format depends on the format specified in Format (hex,
decimal, binary or ASCII). I t is expressed by green patch. I f the data frame
is lost, it will be expressed by red patch.
CRC (Cyclic Redundancy Check): displayed as hexadecimal number. It is
expressed by turquoise patch when valid and by red patch when error
occurs.
ACK (Acknowledgement): it is expressed by green patch when valid and by
red patch when error occurs (the detected ACK is 1).
Figure 8-15 Decoded CAN Data Interpretation
Frame ID DLC Data CRC ACK
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