Omron RX Series - Page 497

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8 Communications Functions
High-function General-purpose Inverter 3G3RX-V1 User’s Manual (I578-E1)
8-4 Saving a Change to Holding Register (Enter Command)
8
Example
To issue the Enter command (storing set value) for the inverter with slave address 8.
Query
Response
*1 During a broadcast, no response will be sent back.
*2 Note that the resister start address is 08FF hex, which is 1 less than the register number 0900 hex.
No. Field name Example [hex] Remarks
1
Slave address
*1
08
2 Function code 06
3
Register start address (MSB)
*2
08
(Register address) = (Register number) – 1
4
Register start address (LSB)
*2
FF
5 Written data (MSB) 00
6 Written data (LSB) 01
7 CRC-16 (MSB) 7A
8 CRC-16 (LSB) C3
No. Field name Example [hex]
1 Slave address 08
2 Function code 06
3 Coil address (MSB) 08
4
Coil address (LSB)
FF
5 Written data (MSB) 00
6 Written data (LSB) 01
7 CRC-16 (MSB) 7A
8 CRC-16 (LSB) C3