TSPILinuxDevice

type TSPILinuxDevice = class(TSPIDevice)

protected

  function GetBitsPerWord; override;

  function GetLSBFirst; override;

  function GetMaxFrequency; override;

  function GetMode; override;

  procedure SetBitsPerWord(); override;

  procedure SetLSBFirst(); override;

  procedure SetMaxFrequency(); override;

  procedure SetMode(); override;

  function GetDevicePath;

Returns the SPI devices file name in file system

  procedure DoIoCtlError();

public

  constructor Create();

Instantiates a new SPI device

  destructor Destroy; override;

  function Read(); override;

Half duplex read

  function Write(); override;

Half duplex write

  procedure ReadAndWrite();

Bidirectional read and write

  property Bus: LongWord; [r]

The bus ID

  property ChipSelect: LongWord; [r]

ID of the ChipSelect

end;

TSPILinuxDevice

SPI device for Linux

TSPIDevice

Abstract SPI device

TObject