com.cloudpos.jniinterface

Class LEDInterface

java.lang.Object

com.cloudpos.jniinterface.LEDInterface

public class LEDInterface
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
LEDInterface()

Method Summary

Modifier and Type	Method and Description
static int	close() Close the LED device.
static int	getStatus(int index) get the status of led
static int	open() Open the LED device.
static int	turnOff(int index) Turn off the LED device.
static int	turnOn(int index) Turn on the LED device.

Methods inherited from class java.lang.Object

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

Constructor Detail

LEDInterface

public LEDInterface()

Method Detail

open

public static int open()

Open the LED device.

Returns:

value >= 0, success; value < 0, error code

close

public static int close()

Close the LED device.

Returns:

value >= 0, success; value < 0, error code

turnOn

public static int turnOn(int index)

Turn on the LED device.

Parameters:

index: - index of LED, >=0 && <=3

Returns:

value >= 0, success; value < 0, error code

turnOff

public static int turnOff(int index)

Turn off the LED device.

Parameters:

index: - index of LED, >=0 && <=3

Returns:

value >= 0, success; value < 0, error code

getStatus

public static int getStatus(int index)

get the status of led

Parameters:

index: - index of LED, >=0 && <=3

Returns:

value : == 0 : turn off > 0 : turn on < 0 : error code