Package com.diozero.devices

Class MCP23S17

java.lang.Object

com.diozero.internal.provider.AbstractDeviceFactory

com.diozero.internal.provider.mcp23xxx.MCP23xxx

com.diozero.internal.provider.mcp23xxx.MCP23x17

com.diozero.devices.MCP23S17

All Implemented Interfaces:

GpioExpander, InputEventListener<DigitalInputEvent>, DeviceFactoryInterface, GpioDeviceFactoryInterface, PwmOutputDeviceFactoryInterface, java.io.Closeable, java.lang.AutoCloseable

public class MCP23S17
extends MCP23x17

Nested Class Summary

Nested classes/interfaces inherited from class com.diozero.internal.provider.mcp23xxx.MCP23x17

MCP23x17.MCP23x17BoardPinInfo

Field Summary

Fields inherited from class com.diozero.internal.provider.mcp23xxx.MCP23xxx

INTERRUPT_GPIO_NOT_SET

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

closed, deviceStates

Constructor Summary

Constructors

Constructor	Description
MCP23S17(int address)
MCP23S17(int address, int interruptGpio)
MCP23S17(int address, int interruptGpioA, int interruptGpioB)
MCP23S17(int controller, int chipSelect, int address, int interruptGpio)
MCP23S17(int controller, int chipSelect, int address, int interruptGpioA, int interruptGpioB)

Method Summary

Modifier and Type	Method	Description
void	close()
protected byte	readByte(int register)
protected void	writeByte(int register, byte value)

Methods inherited from class com.diozero.internal.provider.mcp23xxx.MCP23x17

getBoardPinInfo, getDefValReg, getGPIntEnReg, getGPIOReg, getGPPullUpReg, getIntCapReg, getIntConReg, getIntFReg, getIOConReg, getIODirReg, getIPolReg, getOLatReg

Methods inherited from class com.diozero.internal.provider.mcp23xxx.MCP23xxx

closeGpio, createDigitalInputDevice, createDigitalInputOutputDevice, createDigitalOutputDevice, createPwmOutputDevice, getBoardPwmFrequency, getName, getValue, getValues, initialise, setBoardPwmFrequency, setDirections, setInputMode, setOutputMode, setValue, setValues, valueChanged

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.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.PwmOutputDeviceFactoryInterface

provisionPwmOutputDevice

Constructor Details

MCP23S17

public MCP23S17(int address) throws RuntimeIOException

Throws:

RuntimeIOException

MCP23S17

public MCP23S17(int address, int interruptGpio) throws RuntimeIOException

Throws:

RuntimeIOException

MCP23S17

public MCP23S17(int address, int interruptGpioA, int interruptGpioB) throws RuntimeIOException

Throws:

RuntimeIOException

MCP23S17

public MCP23S17(int controller, int chipSelect, int address, int interruptGpio) throws RuntimeIOException

Throws:

RuntimeIOException

MCP23S17

public MCP23S17(int controller, int chipSelect, int address, int interruptGpioA, int interruptGpioB) throws RuntimeIOException

Throws:

RuntimeIOException

Method Details

close

public void close() throws RuntimeIOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface DeviceFactoryInterface

Specified by:

close in interface GpioExpander

Overrides:

close in class MCP23xxx

Throws:

RuntimeIOException

readByte

protected byte readByte(int register)

Specified by:

readByte in class MCP23xxx

writeByte

protected void writeByte(int register, byte value)

Specified by:

writeByte in class MCP23xxx