net.solarnetwork.io.modbus

Class ModbusFunctionCodes

java.lang.Object

net.solarnetwork.io.modbus.ModbusFunctionCodes

public final class ModbusFunctionCodes
extends Object

Function code utilities and constants.

Field Summary

Fields

Modifier and Type	Field and Description
static byte	DIAGNOSTICS Diagnostics.
static byte	ENCAPSULATED_INTERFACE_TRANSPORT Encapsulated interface transport.
static byte	ERROR_OFFSET The error function code offset.
static byte	GET_COMM_EVENT_COUNTER Get the communication event counter.
static byte	GET_COMM_EVENT_LOG Get the communication event log.
static byte	MASK_WRITE_HOLDING_REGISTER Mask write holding register.
static byte	READ_COILS Read coils.
static byte	READ_DISCRETE_INPUTS Read discrete inputs.
static byte	READ_EXCEPTION_STATUS Read exception status.
static byte	READ_FIFO_QUEUE Read FIFO queue.
static byte	READ_FILE_RECORD Read file record.
static byte	READ_HOLDING_REGISTERS Read holding registers.
static byte	READ_INPUT_REGISTERS Read input registers.
static byte	READ_WRITE_HOLDING_REGISTERS Write then read multiple holding registers.
static byte	REPORT_SERVER_ID Report server ID.
static byte	WRITE_COIL Write coil.
static byte	WRITE_COILS Write coils.
static byte	WRITE_FILE_RECORD Write file record.
static byte	WRITE_HOLDING_REGISTER Write holding register.
static byte	WRITE_HOLDING_REGISTERS Write holding registers.

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ERROR_OFFSET

public static final byte ERROR_OFFSET

The error function code offset.

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Constant Field Values

READ_COILS

public static final byte READ_COILS

Read coils.

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Constant Field Values

READ_DISCRETE_INPUTS

public static final byte READ_DISCRETE_INPUTS

Read discrete inputs.

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Constant Field Values

READ_HOLDING_REGISTERS

public static final byte READ_HOLDING_REGISTERS

Read holding registers.

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Constant Field Values

READ_INPUT_REGISTERS

public static final byte READ_INPUT_REGISTERS

Read input registers.

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Constant Field Values

WRITE_COIL

public static final byte WRITE_COIL

Write coil.

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Constant Field Values

WRITE_HOLDING_REGISTER

public static final byte WRITE_HOLDING_REGISTER

Write holding register.

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Constant Field Values

READ_EXCEPTION_STATUS

public static final byte READ_EXCEPTION_STATUS

Read exception status.

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Constant Field Values

DIAGNOSTICS

public static final byte DIAGNOSTICS

Diagnostics.

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Constant Field Values

GET_COMM_EVENT_COUNTER

public static final byte GET_COMM_EVENT_COUNTER

Get the communication event counter.

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Constant Field Values

GET_COMM_EVENT_LOG

public static final byte GET_COMM_EVENT_LOG

Get the communication event log.

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Constant Field Values

WRITE_COILS

public static final byte WRITE_COILS

Write coils.

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Constant Field Values

WRITE_HOLDING_REGISTERS

public static final byte WRITE_HOLDING_REGISTERS

Write holding registers.

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Constant Field Values

REPORT_SERVER_ID

public static final byte REPORT_SERVER_ID

Report server ID.

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Constant Field Values

READ_FILE_RECORD

public static final byte READ_FILE_RECORD

Read file record.

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Constant Field Values

WRITE_FILE_RECORD

public static final byte WRITE_FILE_RECORD

Write file record.

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Constant Field Values

MASK_WRITE_HOLDING_REGISTER

public static final byte MASK_WRITE_HOLDING_REGISTER

Mask write holding register.

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Constant Field Values

READ_WRITE_HOLDING_REGISTERS

public static final byte READ_WRITE_HOLDING_REGISTERS

Write then read multiple holding registers.

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Constant Field Values

READ_FIFO_QUEUE

public static final byte READ_FIFO_QUEUE

Read FIFO queue.

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Constant Field Values

ENCAPSULATED_INTERFACE_TRANSPORT

public static final byte ENCAPSULATED_INTERFACE_TRANSPORT

Encapsulated interface transport.

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Constant Field Values