Class FtdiExpander

Represents the pin definitions for the Ft232h IC.

Assembly: Ft2xxx.dll

View Source

Declaration

public abstract class FtdiExpander : IDigitalInputOutputController, IDigitalInputController, ISpiController, IDigitalOutputController, II2cController, IPinController

Derived:
Meadow.Foundation.ICs.IOExpanders.Ft2232

Implements:
Meadow.Hardware.IDigitalInputOutputController, Meadow.Hardware.IDigitalInputController, Meadow.Hardware.ISpiController, Meadow.Hardware.IDigitalOutputController, Meadow.Hardware.II2cController, Meadow.Hardware.IPinController

Properties

Pins

The pins

View Source

Declaration

public FtdiExpander.PinDefinitions Pins { get; }

Methods

CreateI2cBus(int, I2cBusSpeed)

Creates an I2C bus instance for the default pins and the requested bus speed

View Source

Declaration

public abstract II2cBus CreateI2cBus(int channel = 0, I2cBusSpeed busSpeed = I2cBusSpeed.Standard)

Returns

Meadow.Hardware.II2cBus: An instance of an I2cBus

Parameters

Type	Name	Description
System.Int32	channel
Meadow.Hardware.I2cBusSpeed	busSpeed	The bus speed

CreateSpiBus(int, SpiClockConfiguration)

View Source

Declaration

public abstract ISpiBus CreateSpiBus(int channel, SpiClockConfiguration configuration)

Returns

Meadow.Hardware.ISpiBus

Parameters

Type	Name
System.Int32	channel
Meadow.Hardware.SpiClockConfiguration	configuration

CreateDigitalOutputPort(IPin, bool, OutputType)

Creates an IDigitalOutputPort on the specified pin.

View Source

Declaration

public IDigitalOutputPort CreateDigitalOutputPort(IPin pin, bool initialState = false, OutputType initialOutputType = OutputType.PushPull)

Returns

Meadow.Hardware.IDigitalOutputPort

Parameters

Type	Name	Description
Meadow.Hardware.IPin	pin	The pin on which to create the port.
System.Boolean	initialState	The default initial state of the port,
either LOW (false), or HIGH (true).
Meadow.Hardware.OutputType	initialOutputType	Whether the port is initially configured
as PushPull or OpenDrain. PushPull by default.

CreateI2cBus(IPin[], I2cBusSpeed)

Creates an I2C bus instance for the requested pins and bus speed

View Source

Declaration

public II2cBus CreateI2cBus(IPin[] pins, I2cBusSpeed busSpeed)

Returns

Meadow.Hardware.II2cBus: An instance of an I2cBus

Parameters

Type	Name	Description
Meadow.Hardware.IPin[]	pins	An array of two pins holding the I2C clock and data pins
Meadow.Hardware.I2cBusSpeed	busSpeed	The bus speed

CreateI2cBus(IPin, IPin, I2cBusSpeed)

Creates an I2C bus instance for the requested pins and bus speed

View Source

Declaration

public II2cBus CreateI2cBus(IPin clock, IPin data, I2cBusSpeed busSpeed)

Returns

Meadow.Hardware.II2cBus: An instance of an I2cBus

Parameters

Type	Name	Description
Meadow.Hardware.IPin	clock	The I2C clock pin
Meadow.Hardware.IPin	data	The I2C data pin
Meadow.Hardware.I2cBusSpeed	busSpeed	The bus speed

CreateSpiBus(IPin, IPin, IPin, SpiClockConfiguration)

Creates a SPI bus instance for the requested control pins and clock configuration

View Source

Declaration

public ISpiBus CreateSpiBus(IPin clock, IPin copi, IPin cipo, SpiClockConfiguration config)

Returns

Meadow.Hardware.ISpiBus: An instance of an Meadow.Hardware.ISpiBus

Parameters

Type	Name	Description
Meadow.Hardware.IPin	clock	The IPin instance to use as the bus clock
Meadow.Hardware.IPin	copi	The IPin instance to use for data transmit (controller out/peripheral in)
Meadow.Hardware.IPin	cipo	The IPin instance to use for data receive (controller in/peripheral out)
Meadow.Hardware.SpiClockConfiguration	config	The bus clock configuration parameters

CreateSpiBus(IPin, IPin, IPin, Frequency)

Creates a SPI bus instance for the requested control pins and bus speed

View Source

Declaration

public ISpiBus CreateSpiBus(IPin clock, IPin copi, IPin cipo, Frequency speed)

Returns

Meadow.Hardware.ISpiBus: An instance of an Meadow.Hardware.ISpiBus

Parameters

Type	Name	Description
Meadow.Hardware.IPin	clock	The IPin instance to use as the bus clock
Meadow.Hardware.IPin	copi	The IPin instance to use for data transmit (controller out/peripheral in)
Meadow.Hardware.IPin	cipo	The IPin instance to use for data receive (controller in/peripheral out)
Meadow.Units.Frequency	speed	The bus speed

CreateSpiBus(SpiClockConfiguration)

Creates a SPI bus instance for the requested control pins and bus speed

View Source

Declaration

public ISpiBus CreateSpiBus(SpiClockConfiguration configuration)

Returns

Meadow.Hardware.ISpiBus: Returns an instance of Meadow.Hardware.ISpiBus.

Parameters

Type	Name	Description
Meadow.Hardware.SpiClockConfiguration	configuration	The SPI clock configuration.

CreateSpiBus(int)

Creates an SPI bus on the expander.

View Source

Declaration

public ISpiBus CreateSpiBus(int channel = 0)

Returns

Meadow.Hardware.ISpiBus: Returns an instance of Meadow.Hardware.ISpiBus.

Parameters

Type	Name	Description
System.Int32	channel	The channel number to use for the SPI bus.

CreateDigitalInputPort(IPin, ResistorMode)

Creates an IDigitalInputPort on the specified pin.

View Source

Declaration

public IDigitalInputPort CreateDigitalInputPort(IPin pin, ResistorMode resistorMode)

Returns

Meadow.Hardware.IDigitalInputPort

Parameters

Type	Name	Description
Meadow.Hardware.IPin	pin	The pin on which to create the port.
Meadow.Hardware.ResistorMode	resistorMode	The ResistorMode specifying whether an

        external pull-up/pull-down resistor is used, or an internal pull-up/pull-down
        resistor should be configured for default state. |

Implements

• Meadow.Hardware.IDigitalInputOutputController
• Meadow.Hardware.IDigitalInputController
• Meadow.Hardware.ISpiController
• Meadow.Hardware.IDigitalOutputController
• Meadow.Hardware.II2cController
• Meadow.Hardware.IPinController