Message start Transmission time for 3.5 bytes
Slave address 01H
Modbus function code 17H
Higher byte of read register start address 30H
Lower byte of read register start address 00H
Higher byte of read register number 00H
Lower byte of read register number 02H
Higher byte of write register start address 40H
Lower byte of write register start address 00H
Higher byte of write register number 00H
Lower byte of write register number 02H
Bytes of data for writing 04H
Higher byte of data in register 4000H 00H
Lower byte of data in register 4000H 01H
Higher byte of data in register 4001H 00H
Lower byte of data in register 4001H 00H
CRC lower byte E6H
CRC higher byte B3H
Message end Transmission time for 3.5 bytes
Tab. 14-20: Function 0x17_Request from RTU master
Message start
Transmission time for 3.5 bytes
Slave address 01H
Modbus function code 17H
Bytes of read register 04H
Higher byte of read register 3000H 00H
Lower byte of read register 3000H 14H
Higher byte of read register 3001H 00H
Lower byte of read register 3001H 02H
CRC lower byte 38H
CRC higher byte E2H
Message end Transmission time for 3.5 bytes
Tab. 14-21: Function 0x17_Response from RTU slave
EFC x610 Series Bosch Rexroth AG
Communication
DOK-RCON03-EFC-X610***-IT05-EN-P
265/389
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