pios_ws2811.c File Reference

A driver for ws2811 rgb led controller. this is a port of the CleanFlight/BetaFlight implementation, and in turn ported from LibrePilot. More...

#include "pios.h"
#include "pios_ws2811.h"
#include "pios_dma.h"

Go to the source code of this file.

Data Structures
struct	ws2811_dev_s

Macros
#define	WS2811_BITS_PER_LED   24
#define	WS2811_DELAY_BUFFER_LENGTH   42
#define	WS2811_TIMER_HZ   24000000
#define	WS2811_TIMER_PERIOD   29
#define	BIT_COMPARE_1   17
#define	BIT_COMPARE_0   9
#define	PIOS_WS2811_MAGIC   0x00281100

Functions
int	PIOS_WS2811_init (ws2811_dev_t *dev_out, const struct pios_ws2811_cfg *cfg, int max_leds)
	Allocate and initialise WS2811 device. More...
void	PIOS_WS2811_set (ws2811_dev_t dev, int idx, uint8_t r, uint8_t g, uint8_t b)
	Set a given LED to a color value. More...
void	PIOS_WS2811_trigger_update (ws2811_dev_t dev)
	Trigger an update of the LED strand. More...
void	PIOS_WS2811_set_all (ws2811_dev_t dev, uint8_t r, uint8_t g, uint8_t b)
	Sets all LEDs to a color value. More...
int	PIOS_WS2811_get_num_leds (ws2811_dev_t dev)
	Find out how many LEDs are configured on an interface. More...

Detailed Description

A driver for ws2811 rgb led controller. this is a port of the CleanFlight/BetaFlight implementation, and in turn ported from LibrePilot.

Author

Cleanflight/Betaflight

The LibrePilot Project, http://www.librepilot.org Copyright (C) 2017.

dRonin, http://dRonin.org/, Copyright (C) 2017

See Also

The GNU Public License (GPL) Version 3

Definition in file pios_ws2811.c.