WS2812

Library for the WS2812 RGB LED with integrated controller. More...

Public Functions

Type	Name
	WS2812 (PinName d, int size) Creates an instance of the class.
	~WS2812 ()
void	write (int buf)
void	write_offsets (int buf, int r_offset = 0, int g_offset = 0, int b_offset = 0)
void	setAll (int colour)
void	useII (int d)
void	setII (unsigned char II)

Detailed Description

The WS2812 is controller that is built into a range of LEDs

Public Functions Documentation

function WS2812

WS2812::WS2812 (
    PinName d,
    int size
)

Creates an instance of the class.

Connect WS2812 address addr using SPI MOSI pins WS2812 constructor.

Parameters:

• d SPI MOSI pin (data pin of WS2812)

• size number of RGB LEDs on stripe

function ~WS2812

WS2812::~WS2812 ()

function write

void WS2812::write (
    int buf
)

Writes data to bus asynchronously.

Parameters:

• buf pointer to buffer to write

function write_offsets

void WS2812::write_offsets (
    int buf,
    int r_offset = 0,
    int g_offset = 0,
    int b_offset = 0
)

function setAll

void WS2812::setAll (
    int colour
)

Set all LEDs to the same color

Parameters:

• colour color to set

function useII

void WS2812::useII (
    int d
)

function setII

void WS2812::setII (
    unsigned char II
)

The documentation for this class was generated from the following file: D:/w/hw-libs/\_libs\_/libraries/WS2812.h