Package com.diozero.devices.sandpit

Class WaveshareEink

java.lang.Object

com.diozero.devices.sandpit.WaveshareEink

All Implemented Interfaces:

DeviceInterface, AutoCloseable

Direct Known Subclasses:

WaveshareEink75b

public abstract class WaveshareEink
extends Object
implements DeviceInterface

7.5" Datasheet: https://www.waveshare.com/wiki/File:7.5inch-e-paper-specification.pdf 7.5" V2 Datasheet: https://www.waveshare.com/w/upload/6/60/7.5inch_e-Paper_V2_Specification.pdf https://www.waveshare.com/wiki/7.5inch_e-Paper_HAT Code: https://github.com/waveshare/e-Paper OTP: One Time Programmable memory, not programmed into registers by the driver SW for this controller. LUT: Waveform Look Up Table

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	WaveshareEink.Model

Field Summary

Fields

Modifier and Type	Field	Description
protected DigitalInputDevice	busy
protected int	chipRev
protected DigitalOutputDevice	dataOrCommand
protected SpiDevice	device
protected int	lutRev
protected WaveshareEink.Model	model
protected int	prodRev
protected DigitalOutputDevice	reset

Constructor Summary

Constructors

Constructor	Description
WaveshareEink(WaveshareEink.Model model, int controller, int chipSelect, DigitalOutputDevice reset, DigitalOutputDevice dataOrCommand, DigitalInputDevice busy)

Method Summary

Modifier and Type	Method	Description
protected abstract void	clear()
void	close()	Close this device
protected void	command(byte command)
protected void	commandAndData(byte command, byte... data)
protected void	data(byte... data)
int	getChipRevision()
int	getLookupTableRevision()
int	getProductRevision()
protected abstract void	getRevision()
protected abstract void	init()
protected abstract void	readBusy()
protected void	reset()
protected abstract void	sleep()

Methods inherited from class java.lang.Object

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

Field Detail

model

protected WaveshareEink.Model model

device

protected SpiDevice device

reset

protected DigitalOutputDevice reset

dataOrCommand

protected DigitalOutputDevice dataOrCommand

busy

protected DigitalInputDevice busy

prodRev

protected int prodRev

lutRev

protected int lutRev

chipRev

protected int chipRev

Constructor Detail

WaveshareEink

public WaveshareEink(WaveshareEink.Model model,
                     int controller,
                     int chipSelect,
                     DigitalOutputDevice reset,
                     DigitalOutputDevice dataOrCommand,
                     DigitalInputDevice busy)

Method Detail

init

protected abstract void init()

reset

protected void reset()

sleep

protected abstract void sleep()

clear

protected abstract void clear()

readBusy

protected abstract void readBusy()

commandAndData

protected void commandAndData(byte command,
                              byte... data)

command

protected void command(byte command)

data

protected void data(byte... data)

close

public void close()
           throws RuntimeIOException

Description copied from interface: DeviceInterface

Close this device

Specified by:

close in interface AutoCloseable

Specified by:

close in interface DeviceInterface

Throws:

RuntimeIOException

getRevision

protected abstract void getRevision()

getProductRevision

public int getProductRevision()

getLookupTableRevision

public int getLookupTableRevision()

getChipRevision

public int getChipRevision()