mt7688

Documentation

Overview

Package mt7688 interfaces with the MediaTek MT7688 MIPS CPU used on low cost board.

Index

• func Present() bool
• type Pin
  • func (p *Pin) DefaultPull() gpio.Pull
  • func (p *Pin) Func() pin.Func
  • func (p *Pin) Function() string
  • func (*Pin) Halt() error
  • func (p *Pin) In(pull gpio.Pull, edge gpio.Edge) error
  • func (p *Pin) Name() string
  • func (p *Pin) Number() int
  • func (p *Pin) Out(l gpio.Level) error
  • func (p *Pin) PWM(duty gpio.Duty, f physic.Frequency) error
  • func (p *Pin) Pull() gpio.Pull
  • func (p *Pin) Read() gpio.Level
  • func (p *Pin) SetFunc(pin.Func) error
  • func (p Pin) String() string
  • func (p *Pin) SupportedFuncs() []pin.Func
  • func (p *Pin) WaitForEdge(timeout time.Duration) bool

Functions

func Present

func Present() bool

Present returns true if a mt7688 processor is detected.

Types

type Pin

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

Pin is a GPIO number (GPIOnn) on MT7688(AN/KN).

var (
	GPIO0  *Pin // I2S0_DIN
	GPIO1  *Pin // I2S0_DOUT
	GPIO2  *Pin // I2S0_WS
	GPIO3  *Pin // I2S0_SCK
	GPIO4  *Pin // I2C0_SCL
	GPIO5  *Pin // I2C0_SDA
	GPIO6  *Pin // SPI0_CS1, CLK0
	GPIO7  *Pin // SPI0_CLK
	GPIO8  *Pin // SPI0_MOSI
	GPIO9  *Pin // SPI0_MISO
	GPIO10 *Pin // SPI0_CS0
	GPIO11 *Pin // CLK0
	GPIO12 *Pin // UART0_TX
	GPIO13 *Pin // UART0_RX
	GPIO14 *Pin // PWM0
	GPIO15 *Pin // PWM1
	GPIO16 *Pin // UART2_TX
	GPIO17 *Pin // UART2_RX
	GPIO18 *Pin // PWM0
	GPIO19 *Pin // PWM1
	GPIO20 *Pin // UART2_TX, PWM2
	GPIO21 *Pin // UART2_RX, PWM3
	GPIO22 *Pin
	GPIO23 *Pin
	GPIO24 *Pin
	GPIO25 *Pin
	GPIO26 *Pin
	GPIO27 *Pin
	GPIO28 *Pin
	GPIO29 *Pin
	GPIO30 *Pin // JTAG0_TRST (7688KN)
	GPIO31 *Pin // JTAG0_TCK  (7688KN)
	GPIO32 *Pin // JTAG0_TMS  (7688KN)
	GPIO33 *Pin // JTAG0_TDI  (7688KN)
	GPIO34 *Pin // JTAG0_TDO  (7688KN)
	GPIO35 *Pin
	GPIO36 *Pin
	GPIO37 *Pin // CLKO
	GPIO38 *Pin
	GPIO39 *Pin // JTAG0_TRST (7688AN)
	GPIO40 *Pin // JTAG0_TCK  (7688AN)
	GPIO41 *Pin // JTAG0_TMS  (7688AN)
	GPIO42 *Pin // JTAG0_TDI  (7688AN)
	GPIO43 *Pin // JTAG0_TDO  (7688AN)
	GPIO44 *Pin
	GPIO45 *Pin // UART1_TX, PWM0
	GPIO46 *Pin // UART1_RX, PWM1
)

All the pins supported by the CPU.

func (*Pin) DefaultPull

func (p *Pin) DefaultPull() gpio.Pull

DefaultPull implements gpio.PinIn.

func (*Pin) Func

func (p *Pin) Func() pin.Func

Func implements pin.PinFunc.

func (*Pin) Function

func (p *Pin) Function() string

Function implements pin.Pin.

func (*Pin) Halt

func (*Pin) Halt() error

Halt implements conn.Resource.

func (*Pin) In

func (p *Pin) In(pull gpio.Pull, edge gpio.Edge) error

In implements gpio.PinIn.

Not implemented yet.

func (*Pin) Name

func (p *Pin) Name() string

Name implements pin.Pin.

func (*Pin) Number

func (p *Pin) Number() int

Number implements pin.Pin.

This is the GPIO number, not the pin number on a header.

func (*Pin) Out

func (p *Pin) Out(l gpio.Level) error

Out implements gpio.PinOut.

Not implemented yet.

func (*Pin) PWM

func (p *Pin) PWM(duty gpio.Duty, f physic.Frequency) error

PWM implements gpio.PinOut.

Not implemented yet.

func (*Pin) Pull

func (p *Pin) Pull() gpio.Pull

Pull implements gpio.PinIn.

Not implemented yet.

func (*Pin) Read

func (p *Pin) Read() gpio.Level

Read implements gpio.PinIn.

Not implemented yet.

func (*Pin) SetFunc

func (p *Pin) SetFunc(pin.Func) error

SetFunc implements pin.PinFunc.

Not implemented yet.

func (Pin) String

func (p Pin) String() string

String implements conn.Resource.

func (*Pin) SupportedFuncs

func (p *Pin) SupportedFuncs() []pin.Func

SupportedFuncs implements pin.PinFunc.

Not fully implemented yet.

func (*Pin) WaitForEdge

func (p *Pin) WaitForEdge(timeout time.Duration) bool

WaitForEdge implements gpio.PinIn.

Not implemented yet.