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

ERROR_OFFSET

public static final byte ERROR_OFFSET

The error function code offset.

See Also:

• Constant Field Values

READ_COILS

public static final byte READ_COILS

Read coils.

See Also:

• Constant Field Values

READ_DISCRETE_INPUTS

public static final byte READ_DISCRETE_INPUTS

Read discrete inputs.

See Also:

• Constant Field Values

READ_HOLDING_REGISTERS

public static final byte READ_HOLDING_REGISTERS

Read holding registers.

See Also:

• Constant Field Values

READ_INPUT_REGISTERS

public static final byte READ_INPUT_REGISTERS

Read input registers.

See Also:

• Constant Field Values

WRITE_COIL

public static final byte WRITE_COIL

Write coil.

See Also:

• Constant Field Values

WRITE_HOLDING_REGISTER

public static final byte WRITE_HOLDING_REGISTER

Write holding register.

See Also:

• Constant Field Values

READ_EXCEPTION_STATUS

public static final byte READ_EXCEPTION_STATUS

Read exception status.

See Also:

• Constant Field Values

DIAGNOSTICS

public static final byte DIAGNOSTICS

Diagnostics.

See Also:

• Constant Field Values

GET_COMM_EVENT_COUNTER

public static final byte GET_COMM_EVENT_COUNTER

Get the communication event counter.

See Also:

• Constant Field Values

GET_COMM_EVENT_LOG

public static final byte GET_COMM_EVENT_LOG

Get the communication event log.

See Also:

• Constant Field Values

WRITE_COILS

public static final byte WRITE_COILS

Write coils.

See Also:

• Constant Field Values

WRITE_HOLDING_REGISTERS

public static final byte WRITE_HOLDING_REGISTERS

Write holding registers.

See Also:

• Constant Field Values

REPORT_SERVER_ID

public static final byte REPORT_SERVER_ID

Report server ID.

See Also:

• Constant Field Values

READ_FILE_RECORD

public static final byte READ_FILE_RECORD

Read file record.

See Also:

• Constant Field Values

WRITE_FILE_RECORD

public static final byte WRITE_FILE_RECORD

Write file record.

See Also:

• Constant Field Values

MASK_WRITE_HOLDING_REGISTER

public static final byte MASK_WRITE_HOLDING_REGISTER

Mask write holding register.

See Also:

• Constant Field Values

READ_WRITE_HOLDING_REGISTERS

public static final byte READ_WRITE_HOLDING_REGISTERS

Write then read multiple holding registers.

See Also:

• Constant Field Values

READ_FIFO_QUEUE

public static final byte READ_FIFO_QUEUE

Read FIFO queue.

See Also:

• Constant Field Values

ENCAPSULATED_INTERFACE_TRANSPORT

public static final byte ENCAPSULATED_INTERFACE_TRANSPORT

Encapsulated interface transport.

See Also:

• Constant Field Values