fw ws2812writenpixels

Ws2812WriteNPixels()

Update an arbitrary number of consecutive WS2812 lights in a chain.

Syntax

Ws2812WriteNPixels(unsigned short startPixel, unsigned short numPixels, unsigned char* data, unsigned char refresh);

startPixel
The index of the first WS2812 to update.

numPixels
The number of consecutive pixels to update.

data
A pointer to an unsigned byte array containing the new RGB values of the WS2812s to update.

refresh
Refresh the light chain.

• 0 - RGB values will be stored in memory but the light chain will not be updated to reflect the change.
• 1 - RGB values will be stored in memory and the light chain will be updated to reflect the change immediatly.

Returns

int status

Related Links

• Ws2812Open()

• Ws2812WriteOnePixel()

• Ws2812WriteNPixels()

• Ws2812Refresh()

• Ws2812Close()

• Firmware Reference

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