gpio

package

v0.1.8 Latest Latest Go to latest Published: Nov 12, 2022 License: MIT Imports: 6 Imported by: 0

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

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 struct {
	Name  string
	Label string
	Lines uint32
}

type EventFlag uint32

const EventFallingEdge EventFlag = 0x00000002

const EventRisingEdge EventFlag = 0x00000001

type Line struct {
	Offset uint32
	Name   string
}

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 struct {
	LineOffset uint32
	Flags      LineFlag
	Name       string
	Consumer   string
}

type LineRequest struct {
	Line         Line
	DefaultValue uint8
}

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

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 uint32

const RequestActiveLow RequestFlag = 0x00000004

const RequestInput RequestFlag = 0x00000001

const RequestOpenDrain RequestFlag = 0x00000008

const RequestOpenSource RequestFlag = 0x00000010

const RequestOutput RequestFlag = 0x00000002