E-3 Modbus Register Object (Class 0X64) - Omron MX2 DEVICENET OPTION BOARD User Manual

Modbus Register Object (Class 0x64)
E-3 Modbus Register Object (Class 0x64)
E-3-1 Supported Service Codes
E-3-2 Supported Instance and Attribute Codes
Note 1
Note 2
Table E-4 Modbus Register Object (0x64) Supported Service Codes
Service Code No. (hex)
0E
10
For this Object, the corresponding Modbus register of the inverter parameter
are mapped to the object's instance and attribute.
Modbus Register
Object
Instance ID XX
Attribute ID YY
In case of the Modbus Address XXYY Hex, the instance of the object is
mapped to XX and the attribute is mapped to YY.
Please refer to Appendix B of the MX2 User's Manual (Cat. No. I570) for
details about Modbus registers and data sizes.
All data written by Function Code or Modbus Register object are stored tem-
porary in the memory of the inverter. Be sure to execute the ENTER com-
mand at the end of writing sequence to store the value in EEPROM.
The ENTER command is executed by:
• enable the EEPROM write mode (write 01 Hex to Modbus address
0902 Hex)
• write to EEPROM (write 01 Hex to Modbus address 0900 Hex)
Both operation can be performed by using Modbus Register Object Class.
APPENDIX E
Service
Get attribute single
Set attribute single
Modbus register address .
XXYY Hex
High byte Low byte
75