Package com.diozero.internal.provider.sysfs

Class SysFsDeviceFactory

java.lang.Object

com.diozero.internal.provider.AbstractDeviceFactory

com.diozero.internal.provider.BaseNativeDeviceFactory

com.diozero.internal.provider.sysfs.SysFsDeviceFactory

All Implemented Interfaces:

AnalogInputDeviceFactoryInterface, AnalogOutputDeviceFactoryInterface, DeviceFactoryInterface, GpioDeviceFactoryInterface, I2CDeviceFactoryInterface, NativeDeviceFactoryInterface, PwmOutputDeviceFactoryInterface, SpiDeviceFactoryInterface, java.io.Closeable, java.lang.AutoCloseable

public class SysFsDeviceFactory
extends BaseNativeDeviceFactory

Field Summary

Fields inherited from class com.diozero.internal.provider.AbstractDeviceFactory

closed, deviceStates

Fields inherited from interface com.diozero.internal.provider.I2CDeviceFactoryInterface

I2C_PREFIX

Fields inherited from interface com.diozero.internal.provider.SpiDeviceFactoryInterface

DEFAULT_SPI_BUFFER_SIZE, SPI_PREFIX

Constructor Summary

Constructors

Constructor	Description
SysFsDeviceFactory()

Method Summary

Modifier and Type	Method	Description
void	close()
AnalogInputDeviceInterface	createAnalogInputDevice(java.lang.String key, PinInfo pinInfo)
AnalogOutputDeviceInterface	createAnalogOutputDevice(java.lang.String key, PinInfo pinInfo)
GpioDigitalInputDeviceInterface	createDigitalInputDevice(java.lang.String key, PinInfo pinInfo, GpioPullUpDown pud, GpioEventTrigger trigger)
GpioDigitalInputOutputDeviceInterface	createDigitalInputOutputDevice(java.lang.String key, PinInfo pinInfo, DeviceMode mode)
GpioDigitalOutputDeviceInterface	createDigitalOutputDevice(java.lang.String key, PinInfo pinInfo, boolean initialValue)
I2CDeviceInterface	createI2CDevice(java.lang.String key, int controller, int address, int addressSize, int clockFrequency)
PwmOutputDeviceInterface	createPwmOutputDevice(java.lang.String key, PinInfo pinInfo, int pwmFrequency, float initialValue)
SpiDeviceInterface	createSpiDevice(java.lang.String key, int controller, int chipSelect, int frequency, SpiClockMode spiClockMode, boolean lsbFirst)
int	getBoardPwmFrequency()
java.lang.String	getName()
boolean	isExported(int gpio)	Check if this pin is exported by checking the existance of /sys/class/gpio/gpioxxx/
void	setBoardPwmFrequency(int pwmFrequency)

Methods inherited from class com.diozero.internal.provider.BaseNativeDeviceFactory

getBoardInfo, getBoardPinInfo, getVRef, initialiseBoardInfo, registerDeviceFactory

Methods inherited from class com.diozero.internal.provider.AbstractDeviceFactory

createI2CKey, createPinKey, createSpiKey, deviceClosed, deviceOpened, getDevice, getDevice, isClosed, isDeviceOpened

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.diozero.internal.provider.AnalogInputDeviceFactoryInterface

provisionAnalogInputDevice

Methods inherited from interface com.diozero.internal.provider.AnalogOutputDeviceFactoryInterface

provisionAnalogOutputDevice

Methods inherited from interface com.diozero.internal.provider.DeviceFactoryInterface

createI2CKey, createPinKey, createSpiKey, deviceClosed, deviceOpened, getDevice, getDevice, isClosed, isDeviceOpened

Methods inherited from interface com.diozero.internal.provider.GpioDeviceFactoryInterface

provisionDigitalInputDevice, provisionDigitalInputOutputDevice, provisionDigitalOutputDevice

Methods inherited from interface com.diozero.internal.provider.I2CDeviceFactoryInterface

provisionI2CDevice

Methods inherited from interface com.diozero.internal.provider.PwmOutputDeviceFactoryInterface

provisionPwmOutputDevice

Methods inherited from interface com.diozero.internal.provider.SpiDeviceFactoryInterface

getSpiBufferSize, provisionSpiDevice

Constructor Details

SysFsDeviceFactory

public SysFsDeviceFactory()

Method Details

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface DeviceFactoryInterface

Overrides:

close in class BaseNativeDeviceFactory

isExported

public boolean isExported(int gpio)

Check if this pin is exported by checking the existance of /sys/class/gpio/gpioxxx/

Parameters:

gpio - GPIO pin

Returns:

Returns true if this pin is currently exported

getName

public java.lang.String getName()

getBoardPwmFrequency

public int getBoardPwmFrequency()

setBoardPwmFrequency

public void setBoardPwmFrequency(int pwmFrequency)

createDigitalInputDevice

public GpioDigitalInputDeviceInterface createDigitalInputDevice(java.lang.String key, PinInfo pinInfo, GpioPullUpDown pud, GpioEventTrigger trigger) throws RuntimeIOException

Throws:

RuntimeIOException

createDigitalOutputDevice

public GpioDigitalOutputDeviceInterface createDigitalOutputDevice(java.lang.String key, PinInfo pinInfo, boolean initialValue) throws RuntimeIOException

Throws:

RuntimeIOException

createDigitalInputOutputDevice

public GpioDigitalInputOutputDeviceInterface createDigitalInputOutputDevice(java.lang.String key, PinInfo pinInfo, DeviceMode mode) throws RuntimeIOException

Throws:

RuntimeIOException

createPwmOutputDevice

public PwmOutputDeviceInterface createPwmOutputDevice(java.lang.String key, PinInfo pinInfo, int pwmFrequency, float initialValue) throws RuntimeIOException

Throws:

RuntimeIOException

createAnalogInputDevice

public AnalogInputDeviceInterface createAnalogInputDevice(java.lang.String key, PinInfo pinInfo) throws RuntimeIOException

Throws:

RuntimeIOException

createAnalogOutputDevice

public AnalogOutputDeviceInterface createAnalogOutputDevice(java.lang.String key, PinInfo pinInfo) throws RuntimeIOException

Throws:

RuntimeIOException

createSpiDevice

public SpiDeviceInterface createSpiDevice(java.lang.String key, int controller, int chipSelect, int frequency, SpiClockMode spiClockMode, boolean lsbFirst) throws RuntimeIOException

Throws:

RuntimeIOException

createI2CDevice

public I2CDeviceInterface createI2CDevice(java.lang.String key, int controller, int address, int addressSize, int clockFrequency) throws RuntimeIOException

Throws:

RuntimeIOException