gpio

Documentation

Index

• type Chip
  • func OpenChip(chip int) (*Chip, error)
  • func (g *Chip) Close() error
  • func (g *Chip) GetChipInfo() ChipInfo
  • func (g *Chip) GetLineInfo(line uint32) (LineInfo, error)
  • func (g *Chip) OpenLine(label string, flags RequestFlag, line LineRequest) (*Lines, error)
  • func (g *Chip) OpenLines(label string, flags RequestFlag, lines []LineRequest) (*Lines, error)
  • func (g *Chip) WatchLine(label string, requestFlags RequestFlag, eventFlags EventFlag, line Line) (*Lines, error)
• type ChipInfo
• type EventFlag
• type Line
• type LineFlag
• type LineInfo
• type LineRequest
• type Lines
  • func (gl *Lines) Close()
  • func (gl *Lines) GetValue() (bool, error)
  • func (gl *Lines) GetValues() ([]bool, error)
  • func (gl *Lines) SetValue(value bool) error
  • func (gl *Lines) SetValues(values []bool) error
• type RequestFlag

Types

type Chip

type Chip struct {
	// contains filtered or unexported fields
}

func OpenChip

func OpenChip(chip int) (*Chip, error)

func (*Chip) Close

func (g *Chip) Close() error

func (*Chip) GetChipInfo

func (g *Chip) GetChipInfo() ChipInfo

func (*Chip) GetLineInfo

func (g *Chip) GetLineInfo(line uint32) (LineInfo, error)

func (*Chip) OpenLine

func (g *Chip) OpenLine(label string, flags RequestFlag, line LineRequest) (*Lines, error)

func (*Chip) OpenLines

func (g *Chip) OpenLines(label string, flags RequestFlag, lines []LineRequest) (*Lines, error)

func (*Chip) WatchLine

func (g *Chip) WatchLine(label string, requestFlags RequestFlag, eventFlags EventFlag, line Line) (*Lines, error)

type ChipInfo

type ChipInfo struct {
	Name  string
	Label string
	Lines uint32
}

type EventFlag

type EventFlag uint32

const EventFallingEdge EventFlag = 0x00000002

const EventRisingEdge EventFlag = 0x00000001

type Line

type Line struct {
	Offset uint32
	Name   string
}

type LineFlag

type LineFlag uint32

const LineActiveLow LineFlag = 0x00000004

const LineIsOut LineFlag = 0x00000002

const LineKernel LineFlag = 0x00000001

const LineOpenDrain LineFlag = 0x00000008

const LineOpenSource LineFlag = 0x00000010

type LineInfo

type LineInfo struct {
	LineOffset uint32
	Flags      LineFlag
	Name       string
	Consumer   string
}

type LineRequest

type LineRequest struct {
	Line         Line
	DefaultValue uint8
}

type Lines

type Lines struct {
	// contains filtered or unexported fields
}

func (*Lines) Close

func (gl *Lines) Close()

func (*Lines) GetValue

func (gl *Lines) GetValue() (bool, error)

func (*Lines) GetValues

func (gl *Lines) GetValues() ([]bool, error)

func (*Lines) SetValue

func (gl *Lines) SetValue(value bool) error

func (*Lines) SetValues

func (gl *Lines) SetValues(values []bool) error

type RequestFlag

type RequestFlag uint32

const RequestActiveLow RequestFlag = 0x00000004

const RequestInput RequestFlag = 0x00000001

const RequestOpenDrain RequestFlag = 0x00000008

const RequestOpenSource RequestFlag = 0x00000010

const RequestOutput RequestFlag = 0x00000002