Setup Information

• Port 502 - can be changed in configuration
• 32-bit word mapping is little endian
• Base 1 starting address. I.e. first holding register is 40001 not 40000
• Max holding registers for read and write is 16
• Use function code 0x10 for write single register. Function code 0x06 is not supported

Register List

Included below is a table which details the location and function of the CM1 Modbus registers.
The addresses included below are referenced to the Modbus data model (PLC address for read/write to holding registers)

Click on a link below to jump to the associated registers

1. Motor Information
2. 49152116
3. 49152116
4. 49152116
5. 49152116
6. 49152116
7. 49152116
8. 49152116
9. 49152116
10. 49152116
11. 49152116
12. 49152116
13. V Registers (Variables)
14. Direct Registers
15. Inputs/Outputs
16. P Registers (Positions)
17. R Registers
18. N Registers
19. S Registers (Speeds)
20. A Registers (Accelerations)
21. T Registers (Torque)
22. K Parameters
23. H Gain Parameters
24. T Registers (Timers)49152116

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