MY9221 Class Reference

API for MY9221-based LED Bars. More...

Detailed Description

• ID: my9221
• Name: Grove LED Bar
• Other Names: MY9221 LED Bar
• Category: display
• Manufacturer: seeed
• Link: http://www.seeedstudio.com/wiki/Grove_-_LED_Bar
• Connection: gpio
• Kit: eak

This module defines the MY9221 interface for libmy9221

        // Instantiate a Grove LED Bar, with Data pin D8 and Clock pin D9
        upm_my9221.MY9221 bar = new upm_my9221.MY9221((short) 8, (short) 9);
    
        while (true) {
            for (short idx = 1; idx < 11; idx++) {
                bar.setBarLevel(idx);
                Thread.sleep(100);
            }
        }

Public Member Functions
synchronized void	delete ()
	MY9221 (short di, short dcki)
int	setBarLevel (short level, boolean direction)
int	setBarLevel (short level)
String	name ()

Constructor & Destructor Documentation

MY9221	(	short	di,
		short	dcki
	)

Instantiates an MY9221 object

Parameters

di	Data pin
dcki	Clock pin

Member Function Documentation

String name

(

)

Returns the name of the component

int setBarLevel	(	short	level,
		boolean	direction
	)

Sets the bar level

Parameters

level	Selected level for the bar (1 - 10)
direction	Up or down; up is true and default

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The documentation for this class was generated from the following file:

• /var/lib/jenkins/workspace/upm-doc-stable/build-33/src/my9221/MY9221.java