Appendix; Network Data Format - ZLG CANDTU-400EWGR User Manual

CANDTU-400EWGR
CAN Bus Message Records and Wireless Data Transmission Equipment Series Products

5. Appendix

5.1 Network Data Format

The CANDTU device supports two network data formats: network data packets and
network data frames.
错误!未找到引用源。 shows the network data packet format, and 错误!未找到引用源。
shows the network data frame format. The two network data formats need to be switched
through the configuration tool.
Network data packets are composed of multiple network data frames, device IDs, and
absolute timestamps.
The device ID serial number is added to the header of the network data packet, and
the data part is a specific data message. Each packet of network data packets may
contain different types of packet data. The packet data needs to be obtained after parsing
according to the specific data protocol. 错误!未找到引用源。 shows the message data
protocol.
Figure 5.1 Network packet format
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