程序包 cn.tpkf.rpi.devices.gpio.pwm

类 AbstractPwmDevice

java.lang.Object

cn.tpkf.rpi.devices.AbstractDevice

cn.tpkf.rpi.devices.gpio.AbstractGpioDevice

cn.tpkf.rpi.devices.gpio.pwm.AbstractPwmDevice

所有已实现的接口:

Device

直接已知子类:

PassiveBuzzer

public abstract class AbstractPwmDevice
extends AbstractGpioDevice

PWM 设备

作者:

Harlan

字段概要

字段

修饰符和类型	字段	说明
protected final Number	dutyCycle	The duty cycle.
protected final Integer	frequency	The frequency.
protected final Number	initial	The initial state.
protected final com.pi4j.io.pwm.PwmPolarity	polarity	The polarity.
protected final com.pi4j.io.pwm.Pwm	pwm	The PWM instance.
protected final com.pi4j.io.pwm.PwmType	pwmType	The PWM type.
protected final Number	shutdown	The shutdown state.

从类继承的字段 cn.tpkf.rpi.devices.gpio.AbstractGpioDevice

address

从类继承的字段 cn.tpkf.rpi.devices.AbstractDevice

deviceManager, id, lock, name

构造器概要

构造器

限定符	构造器	说明
protected	AbstractPwmDevice(DeviceManager deviceManager, String id, String name, IBCMEnums address, com.pi4j.io.pwm.PwmType pwmType, Number initial, Number shutdown, Number dutyCycle, Integer frequency, com.pi4j.io.pwm.PwmPolarity polarity)	Creates an instance of the AbstractPwmDevice class.

方法概要

修饰符和类型	方法	说明
boolean	isOff()	isOff
boolean	isOn()	isOn
void	off()	off
void	on(int frequency)	on
void	on(Number dutyCycle, int frequency)	on

从类继承的方法 cn.tpkf.rpi.devices.gpio.AbstractGpioDevice

getDescription

从类继承的方法 cn.tpkf.rpi.devices.AbstractDevice

shutdown

从类继承的方法 java.lang.Object

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

从接口继承的方法 cn.tpkf.rpi.devices.Device

getId, getName

字段详细资料

pwm

protected final com.pi4j.io.pwm.Pwm pwm

The PWM instance.

initial

protected final Number initial

The initial state.

shutdown

protected final Number shutdown

The shutdown state.

dutyCycle

protected final Number dutyCycle

The duty cycle.

frequency

protected final Integer frequency

The frequency.

polarity

protected final com.pi4j.io.pwm.PwmPolarity polarity

The polarity.

pwmType

protected final com.pi4j.io.pwm.PwmType pwmType

The PWM type.

构造器详细资料

AbstractPwmDevice

protected AbstractPwmDevice(DeviceManager deviceManager,
 String id,
 String name,
 IBCMEnums address,
 com.pi4j.io.pwm.PwmType pwmType,
 Number initial,
 Number shutdown,
 Number dutyCycle,
 Integer frequency,
 com.pi4j.io.pwm.PwmPolarity polarity)

Creates an instance of the AbstractPwmDevice class.

参数:

deviceManager - The DeviceManager instance.

id - The ID of the device.

name - The name of the device.

address - The IBCMEnums address of the device.

pwmType - The PWM type.

initial - The initial state.

shutdown - The shutdown state.

dutyCycle - The duty cycle.

frequency - The frequency.

polarity - The polarity.

方法详细资料

on

public void on(Number dutyCycle,
 int frequency)

on

参数:

dutyCycle - The duty cycle.

frequency - The frequency.

on

public void on(int frequency)

on

参数:

frequency - The frequency.

off

public void off()

off

isOn

public boolean isOn()

isOn

返回:

true if the PWM is on.

isOff

public boolean isOff()

isOff

返回:

true if the PWM is off.