Package com.diozero.api

Class SpiDevice.Builder

java.lang.Object

com.diozero.api.SpiDevice.Builder

Enclosing class:

SpiDevice

public static class SpiDevice.Builder
extends Object

I2C device builder. Default values:

• controller: 0
• frequency: 2MHz
• clockMode: Mode 0
• lsbFirst: false

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Builder(int chipSelect)

Method Summary

Modifier and Type	Method	Description
SpiDevice	build()	Provision a new SPI device
SpiDevice.Builder	setChipSelect(int chipSelect)	SPI chip select number
SpiDevice.Builder	setClockMode(SpiClockMode clockMode)	Set the SPI clock mode
SpiDevice.Builder	setController(int controller)	Set the SPI controller number
SpiDevice.Builder	setFrequency(int frequency)	Set the SPI clock frequency
SpiDevice.Builder	setLsbFirst(boolean lsbFirst)	Set the byte order

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Builder

protected Builder(int chipSelect)

Method Details

setController

public SpiDevice.Builder setController(int controller)

Set the SPI controller number

Parameters:

controller - the SPI controller number

Returns:

this builder instance

setChipSelect

public SpiDevice.Builder setChipSelect(int chipSelect)

SPI chip select number

Parameters:

chipSelect - the chip select number

Returns:

this builder instance

setFrequency

public SpiDevice.Builder setFrequency(int frequency)

Set the SPI clock frequency

Parameters:

frequency - the SPI clock frequency

Returns:

this builder instance

setClockMode

public SpiDevice.Builder setClockMode(SpiClockMode clockMode)

Set the SPI clock mode

Parameters:

clockMode -

Returns:

this builder instance

setLsbFirst

public SpiDevice.Builder setLsbFirst(boolean lsbFirst)

Set the byte order

Parameters:

lsbFirst - True for little endian

Returns:

this builder instance

build

public SpiDevice build()

Provision a new SPI device

Returns:

a new SPI device instance