Multilin SR469 - Function Code 06 - Store Single Setpoint

6. COMMUNICATIONS SUPPORTED MODBUS FUNCTIONS
6-9
6.3.5 FUNCTION CODE 06 - STORE SINGLE SETPOINT
Modbus Implementation: Preset Single Register
SR469 Implementation: Store Single Setpoint
This command allows the master to store a single setpoint into the memory of an SR469. The slave response to this function code is to
echo the entire master transmission.
Message Format and Example:
Request slave 11 to store the value 01F4 in Setpoint address 1180
After the transmission in this example is complete, Setpoints address 1180 will contain the value 01F4.
Master Transmission Bytes Example (hex)
SLAVE ADDRESS 1 0B message for slave 11
FUNCTION CODE 1 06 store single setpoint
DATA STARTING ADDRESS 2 11 Setpoint address 1180
80
DATA 2 01 data for address 1180
F4
CRC 2 8D CRC calculated by the master
A3
Slave Response
SLAVE ADDRESS 1 0B message from slave 11
FUNCTION CODE 1 06 store single Setpoint
DATA STARTING ADDRESS 2 11 Setpoint address 1180
80
DATA 2 01 data stored in address 1180
F4
CRC 2 8D CRC calculated by the slave
A3