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MbusMasterFunctionswriteSingleRegister Method (Int32, Int32, Int16)

Modbus function 6 (06 hex), Preset Single Register/Write Single Register.

Namespace:  FieldTalk.Modbus.Master
Assembly:  FieldTalk.Modbus.Master (in FieldTalk.Modbus.Master.dll) Version: 2.15.2-eval+3d8362b4bb861c05760d48b11d303e954bb8597c
Syntax
Copy
public int writeSingleRegister(
	int slaveAddr,
	int regAddr,
	short regVal
)

Parameters

slaveAddr
Type: SystemInt32
Modbus address of slave device or unit identifier (Range: 0 - 255)
regAddr
Type: SystemInt32
Register address (Range: 1 - 65536)
regVal
Type: SystemInt16
Data to be sent as signed 16-bit value

Return Value

Type: Int32
BusProtocolErrors.FTALK_SUCCESS on success or error code. See BusProtocolErrors for possible error codes.
Remarks
Writes a value into a single output register (holding register, 4:00000 reference).
Note Note
Broadcast supported for serial protocols
See Also