CANDTU-400EWGR
CAN Bus Message Records and Wireless Data Transmission Equipment Series Products
©2021 Guangzhou ZLG Microelectronics Technology Corp.,Ltd.
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User Manual
5. Appendix
5.1 Network Data Format
The CANDTU device supports two network data formats: network data packets and
network data frames.
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shows the network data packet format, and
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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.
Figure 5.1 Network packet format
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.
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shows the message data
protocol.
