Mainstream industrial protocol comparison
Date：
2024-06-05 15:28:32
Source：本站
Mainstream industrial protocol comparison
Protocol is a general term of standard message data format. UIROBOT UIM series products are based on CAN and bus-developed UIM protocol, and its protocol format is as follows:
UIM Protocol-Message using UIM Gateways (Supports serial port debugging software)
UIM protocol format | |||||||||||||||
Header | CAN ID | Instruction Code | Data Length | Data Bytes (Low byte first) | CRC Verification | Tail | |||||||||
AA | ID | CW | DL | D0 | D1 | D2 | D3 | D4 | D5 | D6 | D7 | D8 | C0 | C1 | CC |
Please read relevant product user manual for details.
The data structure of other mainstream industrial protocols on the market are as follows:
CAN message structure:
Can standard frame format | ||||||||||||
Arbitration section | control section | data segment | ||||||||||
COB-ID (11-bit) | RTR | IDE | r0 | DLC | d0 | d1 | d2 | d3 | d4 | d5 | d6 | d7 |
Modbus RTU Protocol:
Modbus RTU Agreement format | |||||||
Address | Function Code | Low Register | High Register | Low Data Bits | High Data Bits | CRC High-order | CRC Low-order |
Add | Fun | Reg add Lo | Reg add Hi | Date Lo | Date Hi | CRC16 Hi | CRC16 Lo |
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