net.solarnetwork.io.modbus

Interface ReadWriteRegistersModbusMessage

All Superinterfaces:

AddressedModbusMessage, ModbusMessage, RegistersModbusMessage

public interface ReadWriteRegistersModbusMessage
extends RegistersModbusMessage

A Modbus message related to a holding register read/write.

The AddressedModbusMessage.getAddress() of this message refers to the read address, and AddressedModbusMessage.getCount() refers to the read count. The RegistersModbusMessage.dataDecode() and RegistersModbusMessage.dataDecodeUnsigned() refer to the read registers (only available in responses).

Method Summary

Modifier and Type	Method and Description
int	getWriteAddress() Get the write starting address.
short[]	writeDataDecode() Get the write register data as signed 16-bit values.
int[]	writeDataDecodeUnsigned() Get the write register data as unsigned 16-bit values.

Methods inherited from interface net.solarnetwork.io.modbus.RegistersModbusMessage

dataCopy, dataDecode, dataDecodeUnsigned

Methods inherited from interface net.solarnetwork.io.modbus.AddressedModbusMessage

getAddress, getCount

Methods inherited from interface net.solarnetwork.io.modbus.ModbusMessage

equals, getError, getFunction, getUnitId, hashCode, isException, isSameAs, unwrap, validate

Method Detail

getWriteAddress

int getWriteAddress()

Get the write starting address.

Returns:

the write starting address

writeDataDecode

short[] writeDataDecode()

Get the write register data as signed 16-bit values.

Returns:

a copy of the register data as an array of signed 16-bit values, or null if there is no data

writeDataDecodeUnsigned

int[] writeDataDecodeUnsigned()

Get the write register data as unsigned 16-bit values.

Returns:

a copy of the register data as an array of unsigned 16-bit values, or null if there is no data