org.lsst.ccs.drivers.gpio

Class GPIODriver.GPIOChip

java.lang.Object

org.lsst.ccs.drivers.gpio.GPIODriver.GPIOChip

Enclosing class:

GPIODriver

public final class GPIODriver.GPIOChip
extends Object

A class representing a GPIOChip

Method Summary

Modifier and Type	Method and Description
List<GPIODriver.GPIOChannel>	exportAll() Export all of the channels associated with this chip.
int	getBase() Get the base channel number for this chip
String	getLabel() Get the human readable label associated with this chip
int	getNgpio() Get the number of GPIO channels supported by this chip
String	toString()
void	unexportAll() Export all of the channels associated with this chip/ Channels which are not exported are ignored.

Methods inherited from class java.lang.Object

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

Method Detail

getBase

public int getBase()

Get the base channel number for this chip

Returns:

The base number

getNgpio

public int getNgpio()

Get the number of GPIO channels supported by this chip

Returns:

The number of channels

getLabel

public String getLabel()

Get the human readable label associated with this chip

Returns:

The label

exportAll

public List<GPIODriver.GPIOChannel> exportAll()
                                       throws org.lsst.ccs.drivers.commons.DriverException

Export all of the channels associated with this chip. Channels which are already exported are not re-exported (to avoid errors).

Returns:

The list of channels exported, including any which were already exported.

Throws:

org.lsst.ccs.drivers.commons.DriverException - If an error occurs

unexportAll

public void unexportAll()
                 throws org.lsst.ccs.drivers.commons.DriverException

Export all of the channels associated with this chip/ Channels which are not exported are ignored.

Throws:

org.lsst.ccs.drivers.commons.DriverException - If an error occurs

toString

public String toString()

Overrides:

toString in class Object