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COMMUNICATIONS GUIDE RS485 INTERFACE (MODBUS RTU)
MM200 MOTOR MANAGEMENT SYSTEM – COMMUNICATIONS GUIDE 7
Function Code 06H Modbus Implementation: Preset Single Register
MM200 Implementation: Store Single Setpoint
This command allows the master to store a single setpoint into the memory of a MM200
The slave response to this function code is to echo the entire master transmission.
For example, request slave 17 to store the value 2 in setpoint address 04 5C. After the
transmission in this example is complete, setpoints address 04 5C will contain the value
01F4. The master/slave packet format is shown below:
Table 4: MASTER/SLAVE PACKET FORMAT FOR FUNCTION CODE 06H
Function Code 07H Modbus Implementation: Read Exception Status
MM200 Implementation: Read Device Status
Operation Code Description
1Reset
2Lockout Reset
3Stop
4Start A
5Start B
96 Clear Last Trip Data Prompt
99 Clear Counters
113 Reset Motor Information
114 Auto Mode
115 Manual Mode
116 Manual Inhibit
117 Manual Restore
MASTER TRANSMISSION BYTES EXAMPLE DESCRIPTION
SLAVE ADDRESS 1 11 message for slave
17
FUNCTION CODE 1 06 store single
setpoint
DATA STARTING ADDRESS 2 04 5C setpoint address
04 5C
DATA 2 00 02 data for setpoint
address 04 5C
CRC 2 CB B9 CRC error code
SLAVE RESPONSE BYTES EXAMPLE DESCRIPTION
SLAVE ADDRESS 1 11 message from
slave 17
FUNCTION CODE 1 06 store single
setpoint
DATA STARTING ADDRESS 2 04 5C setpoint address
04 5C
DATA 2 00 02 data stored in
setpoint address
04 5C
CRC 2 CB B9 CRC error code