Uses of Class
com.diozero.api.RuntimeIOException

Packages that use RuntimeIOException

Package	Description
com.diozero.api	Core APIs for interfacing with devices.
com.diozero.devices	Classes representing actual devices such as LEDs, Buttons as well as GPIO, devices that are connected via I2C, SPI and Serial interfaces.
com.diozero.devices.mcp23xxx
com.diozero.devices.motor
com.diozero.devices.sandpit
com.diozero.internal
com.diozero.internal.board.odroid
com.diozero.internal.provider.builtin	The built-in default provider supporting GPIO, I2C, SPI and Serial device communication.
com.diozero.internal.spi	Service Provider Interface package.

Uses of RuntimeIOException in com.diozero.api

Subclasses of RuntimeIOException in com.diozero.api

Modifier and Type	Class	Description
class	DeviceAlreadyOpenedException
class	DeviceBusyException
class	I2CException
class	InvalidModeException
class	NoSuchDeviceException
class	RuntimeInterruptedException

Methods in com.diozero.api that throw RuntimeIOException

Modifier and Type	Method	Description
byte[]	I2CSMBusInterface.blockProcessCall(int register, byte... txData)	SMBus Block Write - Block Read Process Call
DebouncedDigitalInputDevice	DebouncedDigitalInputDevice.Builder.build()
DigitalInputDevice	DigitalInputDevice.Builder.build()
int	SerialDevice.bytesAvailable()	Get the number of bytes that are available to be read
int	SerialDeviceInterface.bytesAvailable()	Get the number of bytes that are available to be read
void	AnalogInputDevice.close()
void	DeviceInterface.close()	Close this device
void	DigitalInputOutputDevice.close()
void	I2CDevice.close()	Close this device
void	SpiDevice.close()	Close this device
protected void	PwmOutputDevice.fadeInOutLoop(float fadeTime, int steps, int iterations, boolean background)
int	ServoDevice.getPulseWidthUs()	Get the current servo pulse width in microseconds.
float	AnalogInputDevice.getScaledValue()	Get the scaled value in the range 0..range (if unsigned) or -range..range (if signed)
float	AnalogInputDevice.getUnscaledValue()	Get the unscaled normalised value in the range 0..1 (if unsigned) or -1..1 (if signed)
boolean	DigitalInputDevice.getValue()	Read the current underlying state of the input pin.
boolean	DigitalInputDeviceInterface.getValue()
boolean	DigitalInputOutputDevice.getValue()	Read the current underlying state of the input pin.
float	PwmOutputDevice.getValue()	Get the current PWM output value (0..1).
boolean	DigitalInputDevice.isActive()	Read the current on/off state for this device taking into account the pull up / down configuration.
boolean	DigitalOutputDevice.isOn()	Get the device on / off status.
boolean	PwmOutputDevice.isOn()	Get the device on / off status.
boolean	ServoDevice.isOn()	Get the device on / off status.
void	DigitalOutputDevice.off()	Turn off the device compensating for active low/high logic levels.
void	PwmOutputDevice.off()	Turn off the device (same as setValue(0)).
void	DigitalOutputDevice.on()	Turn on the device compensating for active low/high logic levels.
void	PwmOutputDevice.on()	Turn on the device (same as setValue(1)).
void	DigitalOutputDevice.onOffLoop(float onTime, float offTime, int n, boolean background, Action stopAction)	Toggle the device on-off.
protected void	PwmOutputDevice.onOffLoop(float onTime, float offTime, int n, boolean background)
default boolean	I2CSMBusInterface.probe()	Probe this I2C device using Auto probe mode
boolean	I2CSMBusInterface.probe(I2CDevice.ProbeMode mode)	Probe this I2C device to see if it is connected
short	I2CSMBusInterface.processCall(int register, short data)	SMBus Process Call
int	SerialDevice.read()	Read a single byte returning error responses
int	SerialDevice.read(byte[] buffer)	Attempt to read buffer.length bytes into the specified buffer, returning the number of bytes actually read; throw a RuntimeIOException if an I/O error occurs
int	SerialDeviceInterface.read()	Read a single byte returning error responses
int	SerialDeviceInterface.read(byte[] buffer)	Attempt to read buffer.length bytes into the specified buffer, returning the number of bytes actually read; throw a RuntimeIOException if an I/O error occurs
boolean	I2CDevice.readBit(int register, int bit)	Utility method that wraps I2CDevice.readByteData(int) to check if the specified bit number is set.
byte[]	I2CSMBusInterface.readBlockData(int register)	SMBus Block Read: i2c_smbus_read_block_data()
byte	I2CDevice.readByte()	SMBus Receive Byte: i2c_smbus_read_byte()
byte	I2CSMBusInterface.readByte()	SMBus Receive Byte: i2c_smbus_read_byte()
byte	SerialDevice.readByte()	Read a single byte, throw an exception if unable to read any data
byte	SerialDeviceInterface.readByte()	Read a single byte, throw an exception if unable to read any data
byte	I2CDevice.readByteData(int register)	SMBus Read Byte: i2c_smbus_read_byte_data()
byte	I2CSMBusInterface.readByteData(int register)	SMBus Read Byte: i2c_smbus_read_byte_data()
int	I2CDevice.readBytes(byte[] buffer)	Read the specified number of bytes from the device without the 32 byte limit imposed by SMBus.
byte[]	I2CDevice.readBytes(int length)	Utility method that wraps I2CDevice.readBytes(byte[]) to read the specified number of bytes.
int	I2CDeviceInterface.readBytes(byte[] buffer)	Read the specified number of bytes from the device without the 32 byte limit imposed by SMBus.
ByteBuffer	I2CDevice.readBytesAsByteBuffer(int length)	Utility method that wraps the response from I2CDevice.readBytes(int) in a ByteBuffer that is configured to use the byte order specified in the constructor.
int	I2CSMBusInterface.readI2CBlockData(int register, byte[] buffer)	I2C Block Read: i2c_smbus_read_i2c_block_data()
byte[]	I2CDevice.readI2CBlockDataByteArray(int register, int length)	Utility method that wraps I2CDevice.readI2CBlockData(int, byte[]) to read the specified number of bytes and return as a new byte array.
ByteBuffer	I2CDevice.readI2CBlockDataByteBuffer(int register, int length)	Utility method that wraps I2CDevice.readI2CBlockData(int, byte[]) to read the specified number of bytes and return as a ByteBuffer using the byte order specified in the device constructor.
int	I2CDevice.readInt(int register)	Utility method that wraps I2CDevice.readI2CBlockDataByteBuffer(int, int) to read a signed int value from the requested register using the byte order specified in the constructor.
short	I2CDevice.readShort(int register)	Utility method that invokes either I2CDevice.readWordData(int) or I2CDevice.readWordSwapped(int) to read a signed short value from the requested register in the byte order specified in the constructor.
short	I2CDevice.readUByte(int register)	Utility method that simply converts the response from I2CDevice.readByteData(int) to an unsigned byte.
long	I2CDevice.readUInt(int register)	Utility method that wraps I2CDevice.readInt(int) to read an unsigned int value from the requested register using the byte order specified in the constructor.
long	I2CDevice.readUInt(int register, int numBytes)	Utility method that wraps I2CDevice.readI2CBlockDataByteArray(int, int) to read an unsigned int value on the specified length from the requested register using the byte order specified in the constructor.
int	I2CDevice.readUShort(int register)	Utility method that wraps I2CDevice.readShort(int) to read an unsigned short value from the requested register using the byte order specified in the constructor.
short	I2CDevice.readWordData(int register)	SMBus Read Word: i2c_smbus_read_word_data()
short	I2CSMBusInterface.readWordData(int register)	SMBus Read Word: i2c_smbus_read_word_data()
short	I2CDevice.readWordSwapped(int register)	SMBus Read Word Swapped: i2c_smbus_read_word_swapped()
default short	I2CSMBusInterface.readWordSwapped(int register)	SMBus Read Word Swapped: i2c_smbus_read_word_swapped()
void	DigitalOutputDevice.setOn(boolean on)	Turn the device on or off.
void	ServoDevice.setPulseWidthUs(int pulseWidthUs)	Set the servo pulse width value in microseconds.
void	PwmOutputDevice.setPwmFrequency(int pwmFrequency)
void	ServoDevice.setServoFrequency(int frequency)
void	DigitalInputOutputDevice.setValue(boolean value)	Set the output value (if in output mode).
void	DigitalOutputDevice.setValue(boolean value)	Set the device output value without compensating for active low/high logic levels.
void	PwmOutputDevice.setValue(float value)	Set the PWM output value (0..1).
protected void	PwmOutputDevice.setValueInternal(float value)
void	DigitalOutputDevice.toggle()	Toggle the state of the device.
void	PwmOutputDevice.toggle()	Toggle the state of the device (same as setValue(1 - getvalue()) ).
void	SerialDevice.write(byte... buffer)	Write the byte buffer to the device
void	SerialDeviceInterface.write(byte... data)	Write the byte buffer to the device
void	SpiDevice.write(byte... txBuffer)	Write the entire contents of data to the device
void	SpiDevice.write(byte[] txBuffer, int txOffset, int length)	Write length bytes from data starting at offset
void	SpiDeviceInterface.write(byte... data)	Write the entire contents of data to the device
void	SpiDeviceInterface.write(byte[] data, int offset, int length)	Write length bytes from data starting at offset
byte[]	SpiDevice.writeAndRead(byte... out)	Write the data to the device then read data.length bytes from the device
byte[]	SpiDeviceInterface.writeAndRead(byte... data)	Write the data to the device then read data.length bytes from the device
void	I2CDevice.writeBit(int register, int bit, boolean value)	Utility method that wraps I2CDevice.readByteData(int) and I2CDevice.writeByteData(int, byte) to update the specified bit number
void	I2CSMBusInterface.writeBlockData(int register, byte... data)	SMBus Block Write: i2c_smbus_write_block_data()
void	I2CDevice.writeByte(byte data)	SMBus Send Byte: i2c_smbus_write_byte()
void	I2CSMBusInterface.writeByte(byte data)	SMBus Send Byte: i2c_smbus_write_byte()
void	SerialDevice.writeByte(byte bVal)	Write a single byte, throw an exception if unable to write the data
void	SerialDeviceInterface.writeByte(byte bVal)	Write a single byte, throw an exception if unable to write the data
void	I2CDevice.writeByteData(int register, byte value)	SMBus Write Byte: i2c_smbus_write_byte_data()
void	I2CDevice.writeByteData(int register, int data)	Utility method that simply casts the int data parameter to byte and calls I2CDevice.writeByteData(int, byte)
void	I2CSMBusInterface.writeByteData(int register, byte data)	SMBus Write Byte: i2c_smbus_write_byte_data()
void	I2CDevice.writeBytes(byte... data)	Write the specified byte array to the device without the 32 byte limit imposed by SMBus.
void	I2CDevice.writeBytes(ByteBuffer buffer)	Utility method that wraps I2CDevice.writeBytes(byte[]) to write the available bytes in the specified ByteBuffer.
void	I2CDeviceInterface.writeBytes(byte... data)	Write the specified byte array to the device without the 32 byte limit imposed by SMBus.
void	I2CDevice.writeI2CBlockData(int register, byte... data)	I2C Block Write: i2c_smbus_write_i2c_block_data()
void	I2CSMBusInterface.writeI2CBlockData(int register, byte... data)	I2C Block Write: i2c_smbus_write_i2c_block_data()
void	I2CSMBusInterface.writeQuick(byte bit)	SMBus Quick Command
void	I2CDevice.writeWordData(int register, short value)	SMBus Write Word: i2c_smbus_write_word_data()
void	I2CSMBusInterface.writeWordData(int register, short data)	SMBus Write Word: i2c_smbus_write_word_data()
void	I2CDevice.writeWordSwapped(int register, short value)	SMBus Write Word Swapped: i2c_smbus_write_word_swapped()
default void	I2CSMBusInterface.writeWordSwapped(int register, short data)	SMBus Write Word Swapped: i2c_smbus_write_word_swapped()

Constructors in com.diozero.api that throw RuntimeIOException

Constructor	Description
AnalogInputDevice(int adcNumber)
AnalogInputDevice(int adcNumber, float range)
AnalogInputDevice(AnalogInputDeviceFactoryInterface deviceFactory, int adcNumber)
AnalogInputDevice(AnalogInputDeviceFactoryInterface deviceFactory, int adcNumber, float range)
AnalogInputDevice(AnalogInputDeviceFactoryInterface deviceFactory, PinInfo pinInfo, float range)
DebouncedDigitalInputDevice(int gpio, int debounceTimeMs)
DebouncedDigitalInputDevice(int gpio, GpioPullUpDown pud, int debounceTimeMs)
DebouncedDigitalInputDevice(GpioDeviceFactoryInterface deviceFactory, int gpio, GpioPullUpDown pud, int debounceTimeMs)
DebouncedDigitalInputDevice(GpioDeviceFactoryInterface deviceFactory, PinInfo pinInfo, GpioPullUpDown pud, int debounceTimeMs)
DigitalInputDevice(int gpio)
DigitalInputDevice(int gpio, GpioPullUpDown pud, GpioEventTrigger trigger)
DigitalInputDevice(GpioDeviceFactoryInterface deviceFactory, int gpio, GpioPullUpDown pud, GpioEventTrigger trigger)
DigitalInputDevice(GpioDeviceFactoryInterface deviceFactory, PinInfo pinInfo, GpioPullUpDown pud, GpioEventTrigger trigger, boolean activeHigh)
DigitalInputOutputDevice(int gpio, DeviceMode mode)
DigitalInputOutputDevice(GpioDeviceFactoryInterface deviceFactory, int gpio, DeviceMode mode)
DigitalInputOutputDevice(GpioDeviceFactoryInterface deviceFactory, PinInfo pinInfo, DeviceMode mode)
DigitalOutputDevice(int gpio)	Defaults to active high logic, initial value is off.
DigitalOutputDevice(int gpio, boolean activeHigh, boolean initialValue)
DigitalOutputDevice(GpioDeviceFactoryInterface deviceFactory, int gpio, boolean activeHigh, boolean initialValue)
DigitalOutputDevice(GpioDeviceFactoryInterface deviceFactory, PinInfo pinInfo, boolean activeHigh, boolean initialValue)
I2CDevice(int controller, int address)	Use the default 7-bit address size and default byte order
I2CDevice(int controller, int address, I2CConstants.AddressSize addressSize)	Use the default byte order
I2CDevice(int controller, int address, I2CConstants.AddressSize addressSize, ByteOrder byteOrder)	Use the default native device factory
I2CDevice(int controller, int address, ByteOrder byteOrder)	Use the default 7-bit address size
I2CDevice(I2CDeviceFactoryInterface deviceFactory, int controller, int address, I2CConstants.AddressSize addressSize, ByteOrder byteOrder)	Construct an I2C device using the specified I2C bus / controller, device address, address size and byte order.
PwmOutputDevice(int gpio)
PwmOutputDevice(int gpio, float initialValue)
PwmOutputDevice(int gpio, int pwmFrequency, float initialValue)
PwmOutputDevice(PwmOutputDeviceFactoryInterface deviceFactory, int gpio, float initialValue)
PwmOutputDevice(PwmOutputDeviceFactoryInterface deviceFactory, int pwmOrGpioNum, int pwmFrequency, float initialValue)
PwmOutputDevice(PwmOutputDeviceFactoryInterface deviceFactory, PinInfo pinInfo, int pwmFrequency, float initialValue)
SerialDevice(String deviceFilename)	Create a new serial device using default values for baud, data bits, stop bits, parity, read blocking, min read chars and read timeout
SerialDevice(String deviceFilename, int baud, SerialConstants.DataBits dataBits, SerialConstants.StopBits stopBits, SerialConstants.Parity parity)	Create a new serial device using default values for read blocking, min read chars and read timeout
ServoDevice(ServoDeviceFactoryInterface deviceFactory, PinInfo pinInfo, int frequency, ServoTrim trim, int initialPulseWidthUs, boolean inverted)
SmoothedInputDevice(int gpio, GpioPullUpDown pud, int threshold, int eventAge, int eventDetectPeriod)
SmoothedInputDevice(GpioDeviceFactoryInterface deviceFactory, int gpio, GpioPullUpDown pud, int threshold, int eventAge, int eventDetectPeriod)
SmoothedInputDevice(GpioDeviceFactoryInterface deviceFactory, PinInfo pinInfo, GpioPullUpDown pud, boolean activeHigh, int threshold, int eventAge, int eventDetectPeriod)
SpiDevice(int chipSelect)
SpiDevice(int controller, int chipSelect)
SpiDevice(int controller, int chipSelect, int frequency, SpiClockMode mode, boolean lsbFirst)
SpiDevice(SpiDeviceFactoryInterface deviceFactory, int controller, int chipSelect, int frequency, SpiClockMode mode, boolean lsbFirst)

Uses of RuntimeIOException in com.diozero.devices

Methods in com.diozero.devices that throw RuntimeIOException

Modifier and Type	Method	Description
void	Buzzer.beep()	Beep repeatedly in a background thread.
void	Buzzer.beep(float onTime, float offTime, int n, boolean background)	Beep.
void	LED.blink()	Blink indefinitely with 1 second on and 1 second off.
void	LED.blink(float onTime, float offTime, int n, boolean background)	Blink.
void	LED.blink(float onTime, float offTime, int n, boolean background, Action stopAction)	Blink.
void	LED.blink(Action stopAction)	Blink indefinitely with 1 second on and 1 second off.
void	PwmLed.blink()	Blink the LED on and off indefinitely.
void	PwmLed.blink(float onTime, float offTime, int iterations, boolean background)	Blink the LED on and off repeatedly.
Button	Button.Builder.build()
void	BME280.close()	Closes the device
void	GarminLidarLiteV4.close()
void	HD44780Lcd.close()
void	HD44780Lcd.GpioExpansionLcdConnection.close()
void	HD44780Lcd.GpioLcdConnection.close()
void	HD44780Lcd.LcdConnection.close()
void	LedBarGraph.close()
void	LedButton.close()
void	MCP23008.close()
void	MCP23017.close()
void	MCP23S17.close()
void	McpAdc.close()
void	OutputShiftRegister.close()
void	PCA9685.close()
void	PCF8591.close()
void	PiconZero.close()
void	PwmLedBarGraph.close()
void	PCA9685.closeChannel(int channel)
protected void	PiconZero.PiconZeroAnalogOutputDevice.closeDevice()
protected void	PiconZero.PiconZeroPwmOutputDevice.closeDevice()
protected void	PiconZero.PiconZeroServoDevice.closeDevice()
AnalogInputDeviceInterface	McpAdc.createAnalogInputDevice(String key, PinInfo pinInfo)
AnalogInputDeviceInterface	PCF8591.createAnalogInputDevice(String key, PinInfo pinInfo)
AnalogOutputDeviceInterface	PCF8591.createAnalogOutputDevice(String key, PinInfo pinInfo, float initialValue)
AnalogOutputDeviceInterface	PiconZero.createAnalogOutputDevice(String key, PinInfo pinInfo, float initialValue)
GpioDigitalInputDeviceInterface	PCF8574.createDigitalInputDevice(String key, PinInfo pinInfo, GpioPullUpDown pud, GpioEventTrigger trigger)
GpioDigitalInputDeviceInterface	PiconZero.createDigitalInputDevice(String key, PinInfo pinInfo, GpioPullUpDown pud, GpioEventTrigger trigger)
GpioDigitalInputOutputDeviceInterface	PCF8574.createDigitalInputOutputDevice(String key, PinInfo pinInfo, DeviceMode mode)
GpioDigitalInputOutputDeviceInterface	PiconZero.createDigitalInputOutputDevice(String key, PinInfo pinInfo, DeviceMode mode)
GpioDigitalOutputDeviceInterface	PCF8574.createDigitalOutputDevice(String key, PinInfo pinInfo, boolean initialValue)
GpioDigitalOutputDeviceInterface	PiconZero.createDigitalOutputDevice(String key, PinInfo pinInfo, boolean initialValue)
InternalPwmOutputDeviceInterface	PCA9685.createPwmOutputDevice(String key, PinInfo pinInfo, int pwmFrequency, float initialValue)
InternalPwmOutputDeviceInterface	PiconZero.createPwmOutputDevice(String key, PinInfo pinInfo, int pwmFrequency, float initialValue)
InternalServoDeviceInterface	PCA9685.createServoDevice(String key, PinInfo pinInfo, int frequency, int minPulseWidthUs, int maxPulseWidthUs, int initialPulseWidthUs)
float	DistanceSensorInterface.getDistanceCm()
float	GarminLidarLiteV4.getDistanceCm()
float	GP2Y0A21YK.getDistanceCm()	Read distance in centimetres, range 10 to 80cm.
float	HCSR04.getDistanceCm()	Send a pulse to HCSR04 and compute the echo to obtain distance
float	LDR.getLdrResistance()	Read the resistance across the LDR.
float	BH1750.getLuminosity()
float	LuminositySensorInterface.getLuminosity()
float	TSL2561.getLuminosity()	Converts the raw sensor values to the standard SI lux equivalent.
float	BarometerInterface.getPressure()	Get the pressure in kPa
float	BMP180.getPressure()	Read the barometric pressure (in hPa) from the device.
int	PiconZero.PiconZeroServoDevice.getPulseWidthUs()
float	TMP36.getScaledValue()
float	BMP180.getTemperature()	Method for reading the temperature.
float	LM73.getTemperature()
float	ThermometerInterface.getTemperature()	Get temperature in degrees celsius
float	TMP36.getTemperature()	Get the current temperature in °C.
float	W1ThermSensor.getTemperature()	Get temperature in degrees celsius
float	McpAdc.getValue(int adcPin)	Read the analog value in the range 0..1 or -1..1 (if the ADC type is signed)
float	PCA9685.getValue(int channel)	Get the PWM output percentage for the specified channel, range 0..1
float	PCF8591.getValue(int adcPin)	Read the analog value in the range 0..1
float	PiconZero.PiconZeroAnalogInputDevice.getValue()
float	PiconZero.PiconZeroAnalogOutputDevice.getValue()
boolean	PiconZero.PiconZeroDigitalInputDevice.getValue()
float	PiconZero.PiconZeroPwmOutputDevice.getValue()
boolean[]	RgbLed.getValues()	Get the state of all LEDs.
float[]	RgbPwmLed.getValues()	Get the value of all LEDs.
boolean	LED.isLit()	Return true if the LED is currently on.
boolean	PwmLed.isLit()	Return true if the PWM value is >0.
void	RgbLed.off()	Turn all LEDs off.
void	RgbPwmLed.off()	Turn all LEDs off.
void	RgbLed.on()	Turn all LEDs on.
void	RgbPwmLed.on()	Turn all LEDs on.
AnalogInputDeviceInterface	PiconZero.provisionAnalogInputDevice(PinInfo pinInfo)
void	PwmLed.pulse()	Pulse the LED on and off indefinitely in a background thread with a fade time of 1 second.
void	PwmLed.pulse(float fadeTime, int steps, int iterations, boolean background)	Pulse the LED on and off repeatedly.
void	BMP180.readCalibrationData()	This method reads the calibration data common for the Temperature sensor and Barometer sensor included in the BMP180
void	RgbPwmLed.setColor(Color color)	Sets the Color of all the LEDs.
void	PCA9685.setDutyUs(int channel, int dutyUs)	Set PWM duty cycle output in microseconds for the specified channel.
void	TSL2561.setGain(int gain)	Adjusts the gain on the TSL2561 (adjusts the sensitivity to light)
void	PiconZero.PiconZeroServoDevice.setPulseWidthUs(int pulseWidthUs)
void	PiconZero.PiconZeroPwmOutputDevice.setPwmFrequency(int frequency)
void	PiconZero.PiconZeroServoDevice.setServoFrequency(int frequencyHz)
void	PCA9685.setValue(int channel, float value)	Set PWM output percentage for the specified channel, value must be 0..1
void	PCF8591.setValue(int dacPin, float value)	Set the analog output value.
void	PiconZero.PiconZeroAnalogOutputDevice.setValue(float value)
void	PiconZero.PiconZeroPwmOutputDevice.setValue(float value)
void	RgbLed.setValues(boolean red, boolean green, boolean blue)	Set the state of all LEDs.
void	RgbPwmLed.setValues(float red, float green, float blue)	Set the value of all LEDs.
void	RgbLed.toggle()	Toggle the state of all LEDs.
void	RgbPwmLed.toggle()	Toggle the state of all LEDs.

Constructors in com.diozero.devices that throw RuntimeIOException

Constructor	Description
BME280()	Creates an instance that uses I2C.
BME280(int chipSelect)	Creates an instance that uses SPI.
BME280(int bus, int address)	Creates an instance that uses I2C.
BME280(int controller, int chipSelect, int frequency, SpiClockMode mode)	Creates an instance that uses SPI.
BMP180(int controller, BMP180.BMPMode mode)
BMP180(BMP180.BMPMode mode)	Constructor
Button(int gpio)
Button(int gpio, GpioPullUpDown pud)
Button(int gpio, GpioPullUpDown pud, GpioEventTrigger trigger)
Button(GpioDeviceFactoryInterface deviceFactory, int gpio, GpioPullUpDown pud, GpioEventTrigger trigger)
Button(GpioDeviceFactoryInterface deviceFactory, PinInfo pinInfo, GpioPullUpDown pud, GpioEventTrigger trigger, boolean activeHigh)
Buzzer(int gpio)
Buzzer(int gpio, boolean activeHigh)
GP2Y0A21YK(int gpio)
GP2Y0A21YK(AnalogInputDeviceFactoryInterface deviceFactory, int gpio)
HCSR04(int triggerGpioNum, int echoGpioNum)	Initialise GPIO to echo and trigger pins
HTS221(int controller, int address)
LDR(int gpio, float r1)
LDR(AnalogInputDeviceFactoryInterface deviceFactory, int gpio, float r1)
LED(int gpio)
LED(int gpio, boolean activeHigh)
LED(PinInfo pinInfo, boolean activeHigh, boolean initialValue)
LED(GpioDeviceFactoryInterface deviceFactory, int gpio)
MCP23008()
MCP23008(int interruptGpio)
MCP23008(int interruptGpioA, int interruptGpioB)
MCP23008(int controller, int address, int interruptGpio)
MCP23008(int controller, int address, int interruptGpioA, int interruptGpioB)
MCP23017()
MCP23017(int interruptGpio)
MCP23017(int interruptGpioA, int interruptGpioB)
MCP23017(int controller, int address, int interruptGpio)
MCP23017(int controller, int address, int interruptGpioA, int interruptGpioB)
MCP23S17(int boardAddress)
MCP23S17(int boardAddress, int interruptGpio)
MCP23S17(int boardAddress, int interruptGpioA, int interruptGpioB)
MCP23S17(int controller, int chipSelect, int boardAddress, int interruptGpio)
MCP23S17(int controller, int chipSelect, int address, int frequency, int interruptGpioA, int interruptGpioB)
McpAdc(McpAdc.Type type, int chipSelect, float vRef)
McpAdc(McpAdc.Type type, int controller, int chipSelect, float vRef)
PCA9685(int pwmFrequency)
PCA9685(int controller, int pwmFrequency)
PCA9685(int controller, int address, int pwmFrequency)
PwmLed(int gpio)
PwmLed(int gpio, float initialValue)
PwmLed(PwmOutputDeviceFactoryInterface deviceFactory, int gpio)
PwmLed(PwmOutputDeviceFactoryInterface deviceFactory, int gpio, float initialValue)
PwmServo(int gpio, float initialPulseWidthMs)	Deprecated.
PwmServo(int gpio, float initialPulseWidthMs, int pwmFrequency)	Deprecated.
PwmServo(int gpio, float initialPulseWidthMs, int pwmFrequency, ServoTrim trim)	Deprecated.
PwmServo(int gpio, float initialPulseWidthMs, ServoTrim trim)	Deprecated.
PwmServo(PwmOutputDeviceFactoryInterface pwmDeviceFactory, int gpio, float initialPulseWidthMs, int pwmFrequency)	Deprecated.
PwmServo(PwmOutputDeviceFactoryInterface pwmDeviceFactory, int gpio, float initialPulseWidthMs, int pwmFrequency, ServoTrim trim)	Deprecated.
PwmServo(PwmOutputDeviceFactoryInterface pwmDeviceFactory, PinInfo pinInfo, float initialPulseWidthMs, int pwmFrequency, ServoTrim trim)	Deprecated.
RgbLed(int redPin, int greenPin, int bluePin)
RgbLed(GpioDeviceFactoryInterface deviceFactory, int redPin, int greenPin, int bluePin)
RgbPwmLed(int redPin, int greenPin, int bluePin)
RgbPwmLed(PwmOutputDeviceFactoryInterface deviceFactory, int redPin, int greenPin, int bluePin)
TMP36(AnalogInputDeviceFactoryInterface deviceFactory, int gpio, float tempOffset)
TSL2561(int controller, TSL2561.TSL2561Package tsl2561Package)
TSL2561(TSL2561.TSL2561Package tsl2561Package)

Uses of RuntimeIOException in com.diozero.devices.mcp23xxx

Methods in com.diozero.devices.mcp23xxx that throw RuntimeIOException

Modifier and Type	Method	Description
void	MCP23xxx.close()
protected void	MCP23xxxDigitalInputDevice.closeDevice()
protected void	MCP23xxxDigitalInputOutputDevice.closeDevice()
protected void	MCP23xxxDigitalOutputDevice.closeDevice()
void	MCP23xxx.closeGpio(int gpio)
boolean	MCP23xxx.getValue(int gpio)
boolean	MCP23xxxDigitalInputDevice.getValue()
boolean	MCP23xxxDigitalInputOutputDevice.getValue()
boolean	MCP23xxxDigitalOutputDevice.getValue()
void	MCP23xxx.setValue(int gpio, boolean value)
void	MCP23xxxDigitalInputOutputDevice.setValue(boolean value)
void	MCP23xxxDigitalOutputDevice.setValue(boolean value)

Constructors in com.diozero.devices.mcp23xxx that throw RuntimeIOException

Constructor	Description
MCP23xxx(int numPorts, String deviceName)
MCP23xxx(int numPorts, String deviceName, int interruptGpio)
MCP23xxx(int numPorts, String deviceName, int interruptGpioA, int interruptGpioB)

Uses of RuntimeIOException in com.diozero.devices.motor

Methods in com.diozero.devices.motor that throw RuntimeIOException

Modifier and Type	Method	Description
void	AnalogOutputMotor.backward(float speed)	Set the motor direction to backward at the given speed.
void	DigitalMotor.backward()
void	DualMotor.backward(float speed)
default void	MotorInterface.backward()	Backward at full speed
void	MotorInterface.backward(float speed)	Set the motor direction to backward at the given speed.
void	PiconZeroMotor.backward(float speed)	Set the motor direction to backward at the given speed.
void	PwmMotor.backward(float speed)	Set the motor direction to backward at the given speed.
void	TB6612FNGMotor.backward(float speed)
void	DualMotor.backwardLeft(float speed)
void	DualMotor.backwardRight(float speed)
void	AnalogOutputMotor.forward(float speed)	Set the motor direction to forward at the given speed.
void	DigitalMotor.forward()
void	DualMotor.forward(float speed)
default void	MotorInterface.forward()	Forward at full speed
void	MotorInterface.forward(float speed)	Set the motor direction to forward at the given speed.
void	PiconZeroMotor.forward(float speed)	Set the motor direction to forward at the given speed.
void	PwmMotor.forward(float speed)	Set the motor direction to forward at the given speed.
void	TB6612FNGMotor.forward(float speed)
void	DualMotor.forwardLeft(float speed)
void	DualMotor.forwardRight(float speed)
float	AnalogOutputMotor.getValue()	Get the relative output speed of the motor in the range -1..1
float	DigitalMotor.getValue()	Represents the speed of the motor as a floating point value between -1 (full speed backward) and 1 (full speed forward)
float	MotorInterface.getValue()	Get the relative output speed of the motor in the range -1..1
float	PiconZeroMotor.getValue()	Get the relative output speed of the motor in the range -1..1
float	PwmMotor.getValue()	Get the relative output speed of the motor in the range -1..1
float	TB6612FNGMotor.getValue()
float[]	DualMotor.getValues()
boolean	AnalogOutputMotor.isActive()	Is this motor currently active?
boolean	DigitalMotor.isActive()
boolean	MotorInterface.isActive()	Is this motor currently active?
boolean	PiconZeroMotor.isActive()	Is this motor currently active?
boolean	PwmMotor.isActive()	Is this motor currently active?
boolean	TB6612FNGMotor.isActive()
void	DigitalMotor.reverse()
void	DualMotor.reverseDirection()
default void	MotorInterface.reverseDirection()	Reverse direction of the motors
void	DualMotor.rotateLeft(float speed)
void	DualMotor.rotateRight(float speed)
default void	MotorInterface.setValue(float value)	Set the relative speed of the motor as a floating point value between -1 (full speed backward) and 1 (full speed forward)
void	DualMotor.setValues(float leftValue, float rightValue)	Set the speed and direction for both motors (clockwise / counter-clockwise)
void	AnalogOutputMotor.stop()	Stop the motor
void	DigitalMotor.stop()
void	DualMotor.stop()
void	MotorInterface.stop()	Stop the motor
void	PiconZeroMotor.stop()	Stop the motor
void	PwmMotor.stop()	Stop the motor
void	TB6612FNGMotor.stop()

Constructors in com.diozero.devices.motor that throw RuntimeIOException

Constructor	Description
CamJamKitDualMotor()
DigitalMotor(int forwardGpio, int backwardGpio)
DigitalMotor(GpioDeviceFactoryInterface deviceFactory, int forwardGpio, int backwardGpio)
PwmMotor(int forwardPwmGpio, int backwardPwmGpio)
PwmMotor(PwmOutputDeviceFactoryInterface deviceFactory, int forwardPwmGpio, int backwardPwmGpio)
RyanteckDualMotor()
TB6612FNGDualMotorDriver(int motorAClockwiseControlGpio, int motorACounterClockwiseControlGpio, int motorAPwmGpio, int motorBClockwiseControlGpio, int motorBCounterClockwiseControlGpio, int motorBPwmGpio)
TB6612FNGDualMotorDriver(PwmOutputDeviceFactoryInterface pwmDeviceFactory, int motorAClockwiseControlGpio, int motorACounterClockwiseControlGpio, int motorAPwmGpio, int motorBClockwiseControlGpio, int motorBCounterClockwiseControlGpio, int motorBPwmGpio)

Uses of RuntimeIOException in com.diozero.devices.sandpit

Methods in com.diozero.devices.sandpit that throw RuntimeIOException

Modifier and Type	Method	Description
void	WaveshareEink.close()
float	HCSR04UsingEvents.getDistanceCm()	Send a pulse to HCSR04 and compute the echo to obtain distance
float	HCSR04UsingWait.getDistanceCm()	Send a pulse to HCSR04 and compute the echo to obtain distance
float	VL6180.getDistanceCm()
void	SilentStepStick.setDirection(SilentStepStick.Direction direction)	Sets the direction of rotation, either clockwise or counterclockwise.
void	SilentStepStick.setEnabled(boolean enabled)	Enables or disables the stepper driver.
void	SilentStepStick.setOn(boolean on)	Turns on/off the stepper motor.

Constructors in com.diozero.devices.sandpit that throw RuntimeIOException

Constructor	Description
HCSR04UsingEvents(int triggerGpioNum, int echoGpioNum)	Initialise GPIO to echo and trigger pins
HCSR04UsingWait(int triggerGpioNum, int echoGpioNum)	Initialise GPIO to echo and trigger pins
MotionSensor(int gpio)	Defaults 'threshold' to 1, eventAge t0 20ms and eventDetectPeriod to 10ms.
MotionSensor(int gpio, int threshold, int eventAge, int eventDetectPeriod)
MotionSensor(int gpio, GpioPullUpDown pud, int threshold, int eventAge, int eventDetectPeriod)
SilentStepStick(int enablePin, int directionPin, int stepPin, SilentStepStick.Resolution resolution, float speed)	Constructs a new stepper motor instance.The direction defaults to clockwise.The speed defaults to 1 RPM.

Uses of RuntimeIOException in com.diozero.internal

Methods in com.diozero.internal that throw RuntimeIOException

Modifier and Type	Method	Description
protected void	PwmServoDevice.closeDevice()
int	PwmServoDevice.getPulseWidthUs()
void	PwmServoDevice.setPulseWidthUs(int pulseWidthUs)
void	PwmServoDevice.setServoFrequency(int frequencyHz)

Uses of RuntimeIOException in com.diozero.internal.board.odroid

Methods in com.diozero.internal.board.odroid that throw RuntimeIOException

Modifier and Type	Method	Description
float	OdroidC2SysFsPwmOutputDevice.getValue()
void	OdroidC2SysFsPwmOutputDevice.setValue(float value)

Uses of RuntimeIOException in com.diozero.internal.provider.builtin

Methods in com.diozero.internal.provider.builtin that throw RuntimeIOException

Modifier and Type	Method	Description
protected void	DefaultNativeSerialDevice.closeDevice()
protected void	DefaultNativeSpiDevice.closeDevice()
protected void	SysFsAnalogInputDevice.closeDevice()
protected void	SysFsDigitalInputDevice.closeDevice()
protected void	SysFsDigitalInputOutputDevice.closeDevice()
protected void	SysFsDigitalOutputDevice.closeDevice()
AnalogInputDeviceInterface	DefaultDeviceFactory.createAnalogInputDevice(String key, PinInfo pinInfo)
AnalogOutputDeviceInterface	DefaultDeviceFactory.createAnalogOutputDevice(String key, PinInfo pinInfo, float initialValue)
GpioDigitalInputDeviceInterface	DefaultDeviceFactory.createDigitalInputDevice(String key, PinInfo pinInfo, GpioPullUpDown pud, GpioEventTrigger trigger)
GpioDigitalInputOutputDeviceInterface	DefaultDeviceFactory.createDigitalInputOutputDevice(String key, PinInfo pinInfo, DeviceMode mode)
GpioDigitalOutputDeviceInterface	DefaultDeviceFactory.createDigitalOutputDevice(String key, PinInfo pinInfo, boolean initialValue)
InternalI2CDeviceInterface	DefaultDeviceFactory.createI2CDevice(String key, int controller, int address, I2CConstants.AddressSize addressSize)
InternalPwmOutputDeviceInterface	DefaultDeviceFactory.createPwmOutputDevice(String key, PinInfo pinInfo, int pwmFrequency, float initialValue)
InternalSerialDeviceInterface	DefaultDeviceFactory.createSerialDevice(String key, String deviceFile, int baud, SerialConstants.DataBits dataBits, SerialConstants.StopBits stopBits, SerialConstants.Parity parity, boolean readBlocking, int minReadChars, int readTimeoutMillis)
InternalSpiDeviceInterface	DefaultDeviceFactory.createSpiDevice(String key, int controller, int chipSelect, int frequency, SpiClockMode spiClockMode, boolean lsbFirst)
int	SysFsPwmOutputDevice.getPwmFrequency()
boolean	NativeGpioInputDevice.getValue()
boolean	NativeGpioInputOutputDevice.getValue()
boolean	NativeGpioOutputDevice.getValue()
float	SysFsAnalogInputDevice.getValue()
boolean	SysFsDigitalInputDevice.getValue()
boolean	SysFsDigitalInputOutputDevice.getValue()
boolean	SysFsDigitalOutputDevice.getValue()
InternalServoDeviceInterface	DefaultDeviceFactory.provisionServoDevice(PinInfo pinInfo, int frequencyHz, int minPulseWidthUs, int maxPulseWidthUs, int initialPulseWidthUs)
void	SysFsPwmOutputDevice.setPwmFrequency(int frequencyHz)
void	NativeGpioInputOutputDevice.setValue(boolean value)
void	NativeGpioOutputDevice.setValue(boolean value)
void	SysFsDigitalInputOutputDevice.setValue(boolean value)
void	SysFsDigitalOutputDevice.setValue(boolean value)
byte[]	DefaultNativeSpiDevice.writeAndRead(byte... txBuffer)

Uses of RuntimeIOException in com.diozero.internal.spi

Methods in com.diozero.internal.spi that throw RuntimeIOException

Modifier and Type	Method	Description
void	DeviceFactoryInterface.close()	Close this device factory including all devices that have been provisioned by it.
protected abstract void	AbstractDevice.closeDevice()
InternalI2CDeviceInterface	I2CDeviceFactoryInterface.createI2CDevice(String key, int controller, int address, I2CConstants.AddressSize addressSize)
InternalSerialDeviceInterface	SerialDeviceFactoryInterface.createSerialDevice(String key, String deviceFilename, int baud, SerialConstants.DataBits dataBits, SerialConstants.StopBits stopBits, SerialConstants.Parity parity, boolean readBlocking, int minReadChars, int readTimeoutMillis)
InternalSpiDeviceInterface	SpiDeviceFactoryInterface.createSpiDevice(String key, int controller, int chipSelect, int frequency, SpiClockMode spiClockMode, boolean lsbFirst)
int	InternalServoDeviceInterface.getPulseWidthUs()	Get the current Servo pulse width in microseconds.
int	InternalPwmOutputDeviceInterface.getPwmFrequency()	Get the PWM frequency in Hz
float	AnalogDeviceInterface.getValue()	Read the analog value in the range 0..1 or -1..1 (if the ADC type is signed)
boolean	GpioDigitalDeviceInterface.getValue()
float	InternalPwmOutputDeviceInterface.getValue()	Get the percentage that the device is "on", range 0..1
default AnalogInputDeviceInterface	AnalogInputDeviceFactoryInterface.provisionAnalogInputDevice(PinInfo pinInfo)
default AnalogOutputDeviceInterface	AnalogOutputDeviceFactoryInterface.provisionAnalogOutputDevice(PinInfo pinInfo, float initialValue)
default GpioDigitalInputDeviceInterface	GpioDeviceFactoryInterface.provisionDigitalInputDevice(PinInfo pinInfo, GpioPullUpDown pud, GpioEventTrigger trigger)
default GpioDigitalInputOutputDeviceInterface	GpioDeviceFactoryInterface.provisionDigitalInputOutputDevice(PinInfo pinInfo, DeviceMode mode)
default GpioDigitalOutputDeviceInterface	GpioDeviceFactoryInterface.provisionDigitalOutputDevice(PinInfo pinInfo, boolean initialValue)
default InternalI2CDeviceInterface	I2CDeviceFactoryInterface.provisionI2CDevice(int controller, int address, I2CConstants.AddressSize addressSize)
default InternalPwmOutputDeviceInterface	PwmOutputDeviceFactoryInterface.provisionPwmOutputDevice(PinInfo pinInfo, int pwmFrequency, float initialValue)
default InternalSerialDeviceInterface	SerialDeviceFactoryInterface.provisionSerialDevice(String deviceFilename, int baud, SerialConstants.DataBits dataBits, SerialConstants.StopBits stopBits, SerialConstants.Parity parity, boolean readBlocking, int minReadChars, int readTimeoutMillis)	Provision a serial device.
default InternalServoDeviceInterface	ServoDeviceFactoryInterface.provisionServoDevice(PinInfo pinInfo, int frequencyHz, int minPulseWidthUs, int maxPulseWidthUs, int initialPulseWidthUs)
default InternalSpiDeviceInterface	SpiDeviceFactoryInterface.provisionSpiDevice(int controller, int chipSelect, int frequency, SpiClockMode spiClockMode, boolean lsbFirst)
void	InternalServoDeviceInterface.setPulseWidthUs(int pulseWidthUs)	Set the Servo output pulse width in microseconds.
void	InternalPwmOutputDeviceInterface.setPwmFrequency(int frequencyHz)	Set the PWM output frequency
void	InternalServoDeviceInterface.setServoFrequency(int frequencyHz)	Set the Servo frequency, most servos operate at 50Hz.
void	AnalogOutputDeviceInterface.setValue(float value)
void	GpioDigitalOutputDeviceInterface.setValue(boolean value)
void	InternalPwmOutputDeviceInterface.setValue(float value)	Set the percentage relative "on" time, range 0..1