cbox.hw
Class I2CPort

java.lang.Object
  cbox.hw.I2CPort

public class I2CPort
extends Object

Low level I2C functions. Direct access to I2C hardware.

Author:

Martin Wolf

Field Summary

static int	I2C_READ
static int	I2C_WRITE

Constructor Summary

I2CPort()

Method Summary

int	i2cBusy() Low-level method to test if I2C connection is busy.
static int	i2cBusyById(int aPortId) Low-level method to test if I2C connection is busy.
void	i2cDisable() Low-level method to disable I2C on the port.
static void	i2cDisableById(int aPortId) Low-level method to disable I2C on the port.
void	i2cEnable() Low-level method to enable I2C on the port.
static void	i2cEnableById(int aPortId) Low-level method to enable I2C on the port.
int	i2cStart(int address, int internalAddress, int numInternalBytes, byte[] buffer, int numBytes, int transferType) Low-level method to start an I2C transaction.
static int	i2cStartById(int aPortId, int address, int internalAddress, int numInternalBytes, byte[] buffer, int numBytes, int transferType) Low-level method to start an I2C transaction.

Methods inherited from class java.lang.Object

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

Field Detail

I2C_WRITE

public static final int I2C_WRITE

See Also:

Constant Field Values

I2C_READ

public static final int I2C_READ

See Also:

Constant Field Values

Constructor Detail

I2CPort

public I2CPort()

Method Detail

i2cEnableById

public static void i2cEnableById(int aPortId)

Low-level method to enable I2C on the port.

i2cDisableById

public static void i2cDisableById(int aPortId)

Low-level method to disable I2C on the port.

i2cBusyById

public static int i2cBusyById(int aPortId)

Low-level method to test if I2C connection is busy.

i2cStartById

public static int i2cStartById(int aPortId,
                               int address,
                               int internalAddress,
                               int numInternalBytes,
                               byte[] buffer,
                               int numBytes,
                               int transferType)

Low-level method to start an I2C transaction.

i2cEnable

public void i2cEnable()

Low-level method to enable I2C on the port.

i2cDisable

public void i2cDisable()

Low-level method to disable I2C on the port.

i2cBusy

public int i2cBusy()

Low-level method to test if I2C connection is busy.

i2cStart

public int i2cStart(int address,
                    int internalAddress,
                    int numInternalBytes,
                    byte[] buffer,
                    int numBytes,
                    int transferType)

Low-level method to start an I2C transaction.