Package com.dalsemi.onewire.utils

Class Bit

java.lang.Object

com.dalsemi.onewire.utils.Bit

public class Bit
extends Object

Utilities for bit operations on an array.

Constructor Summary

Constructors

Constructor	Description
Bit()

Method Summary

Modifier and Type	Method	Description
static int	arrayReadBit(int index, int offset, byte[] buf)	Read a bit state in a byte array.
static void	arrayWriteBit(int state, int index, int offset, byte[] buf)	Write the bit state in a byte array.

Methods inherited from class java.lang.Object

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

Constructor Details

Bit

public Bit()

Method Details

arrayWriteBit

public static void arrayWriteBit(int state,
 int index,
 int offset,
 byte[] buf)

Write the bit state in a byte array.

Parameters:

state - new state of the bit 1, 0

index - bit index into byte array

offset - byte offset into byte array to start

buf - byte array to manipulate

arrayReadBit

public static int arrayReadBit(int index,
 int offset,
 byte[] buf)

Read a bit state in a byte array.

Parameters:

index - bit index into byte array

offset - byte offset into byte array to start

buf - byte array to read from

Returns:

bit state 1 or 0