org.avineas.fins.payload

Class IOCommand

java.lang.Object

org.avineas.fins.payload.Payload

org.avineas.fins.payload.Command

org.avineas.fins.payload.IOCommand

Direct Known Subclasses:

ReadCommand, WriteCommand

public class IOCommand
extends Command

Command that represents IO commands, normally write or read commands. An IO command adds to a command addressing and size information + the contents of the addresses contained. Do not use this type directly, but in stead use the subclasses.

Since:

20-9-2007, abstracted from WriteCommand

Author:

A. van Wijngaarden

Field Summary

Fields

Modifier and Type	Field and Description
static int	ADDRESSOFFSET
static int	AREACODEOFFSET
static int	MRC The main request code for read/write commands.
static int	SIZEOFFSET
static int	STARTDATAOFFSET

Fields inherited from class org.avineas.fins.payload.Payload

MAXPAYLOADSIZE

Method Summary

Methods

Modifier and Type	Method and Description
byte	getAreaCode()
static int	getMaxAddresses(int bytesPerAddress)
int	getNumberOfValues()
int	getStartAddress()
int	getStartBitAddress()
void	setStartAddress(int address) Set the word start address for the write command.
void	setStartBitAddress(int address) Set the start bit address.

Methods inherited from class org.avineas.fins.payload.Payload

decode, encode, getBytes, getBytes, getMrc, getRequestCode, getSrc, setMrc, setRequestCode, setRequestCode, setSrc

Methods inherited from class java.lang.Object

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

Field Detail

MRC

public static final int MRC

The main request code for read/write commands.

See Also:

Constant Field Values

AREACODEOFFSET

public static final int AREACODEOFFSET

See Also:

Constant Field Values

ADDRESSOFFSET

public static final int ADDRESSOFFSET

See Also:

Constant Field Values

SIZEOFFSET

public static final int SIZEOFFSET

See Also:

Constant Field Values

STARTDATAOFFSET

public static final int STARTDATAOFFSET

See Also:

Constant Field Values

Method Detail

setStartAddress

public void setStartAddress(int address)

Set the word start address for the write command.

Parameters:

address - The address (word level)

setStartBitAddress

public void setStartBitAddress(int address)

Set the start bit address.

Parameters:

address - The address as 3 bytes encoded bit address

getStartBitAddress

public int getStartBitAddress()

getStartAddress

public int getStartAddress()

getAreaCode

public byte getAreaCode()

getNumberOfValues

public int getNumberOfValues()

getMaxAddresses

public static int getMaxAddresses(int bytesPerAddress)