io.dvlopt.linux.i2c

Class I2CBlock

java.lang.Object

io.dvlopt.linux.i2c.I2CBlock

public class I2CBlock
extends Object

Class representing a block of bytes for SMBUS operations.

Such a buffer is limited to 32 bytes.

Field Summary

Fields

Modifier and Type	Field and Description
static int	SIZE The length of a buffer.

Constructor Summary

Constructors

Constructor and Description
I2CBlock() Allocates a block.

Method Summary

Modifier and Type	Method and Description
I2CBlock	clear() Fills the block with 0.
int	get(int index) Retrieves the byte at the given position.
int	length() Retrieves the current length of this block.
I2CBlock	set(int index, int b) Sets the byte at the given position.

Methods inherited from class java.lang.Object

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

Field Detail

SIZE

public static final int SIZE

The length of a buffer.

See Also:

Constant Field Values

Constructor Detail

I2CBlock

public I2CBlock()

Allocates a block.

Method Detail

clear

public I2CBlock clear()

Fills the block with 0.

Returns:

This instance.

length

public int length()

Retrieves the current length of this block.

Setting a byte to an index adjusts the length of the block to the highest index.

Returns:

The length.

See Also:

set( int, int )

get

public int get(int index)

Retrieves the byte at the given position.

Parameters:

index - Where.

Returns:

An unsigned byte.

set

public I2CBlock set(int index,
                    int b)

Sets the byte at the given position.

The length of this block will be adjusted to reflect the highest index of a byte set by the user or by an SMBUS operation.

Parameters:

index - Which one.

b - An unsigned byte.

Returns:

This instance.