Class S7Header

java.lang.Object

javaforce.controls.s7.S7Header

public class S7Header
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
short	data_length
byte	id
short	param_length
short	pdu_ref
short	res
byte	rosctr
static final byte	ROSCTR_ACK
static final byte	ROSCTR_JOB
static final byte	ROSCTR_USERDATA

Constructor Summary

Constructors

Constructor	Description
S7Header()

Method Summary

Modifier and Type	Method	Description
void	read(byte[] data, int offset)
int	size()
void	write(byte[] data, int offset, short _param_length, short _data_length)

Methods inherited from class Object

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

Field Details

id

public byte id

rosctr

public byte rosctr

res

public short res

pdu_ref

public short pdu_ref

param_length

public short param_length

data_length

public short data_length

ROSCTR_JOB

public static final byte ROSCTR_JOB

See Also:

• Constant Field Values

ROSCTR_ACK

public static final byte ROSCTR_ACK

See Also:

• Constant Field Values

ROSCTR_USERDATA

public static final byte ROSCTR_USERDATA

See Also:

• Constant Field Values

Constructor Details

S7Header

public S7Header()

Method Details

size

public int size()

write

public void write(byte[] data,
 int offset,
 short _param_length,
 short _data_length)

read

public void read(byte[] data,
 int offset)
          throws Exception

Throws:

Exception