light_ws2812.cpp File Reference

#include "light_ws2812.h"
#include <avr/interrupt.h>
#include <avr/io.h>
#include <util/delay.h>

Include dependency graph for light_ws2812.cpp:

Macros
#define	w_zeropulse   350
#define	w_onepulse   900
#define	w_totalperiod   1250
#define	w_fixedlow   2
#define	w_fixedhigh   4
#define	w_fixedtotal   8
#define	w_zerocycles   (((F_CPU/1000)*w_zeropulse )/1000000)
#define	w_onecycles   (((F_CPU/1000)*w_onepulse +500000)/1000000)
#define	w_totalcycles   (((F_CPU/1000)*w_totalperiod +500000)/1000000)
#define	w1   (w_zerocycles-w_fixedlow)
#define	w2   (w_onecycles-w_fixedhigh-w1)
#define	w3   (w_totalcycles-w_fixedtotal-w1-w2)
#define	w1_nops   0
#define	w_lowtime   ((w1_nops+w_fixedlow)*1000000)/(F_CPU/1000)
#define	w2_nops   0
#define	w3_nops   0
#define	w_nop1   "nop \n\t"
#define	w_nop2   "rjmp .+0 \n\t"
#define	w_nop4   w_nop2 w_nop2
#define	w_nop8   w_nop4 w_nop4
#define	w_nop16   w_nop8 w_nop8

Functions
void	ws2812_setleds (cRGB *ledarray, uint16_t leds)
void	ws2812_setleds_pin (cRGB *ledarray, uint16_t leds, uint8_t pinmask)
void	ws2812_sendarray (uint8_t *data, uint16_t datlen)
void	ws2812_sendarray_mask (uint8_t *data, uint16_t datlen, uint8_t maskhi)

Macro Definition Documentation

w1

#define w1   (w_zerocycles-w_fixedlow)

w1_nops

#define w1_nops   0

w2

#define w2   (w_onecycles-w_fixedhigh-w1)

w2_nops

#define w2_nops   0

w3

#define w3   (w_totalcycles-w_fixedtotal-w1-w2)

w3_nops

#define w3_nops   0

w_fixedhigh

#define w_fixedhigh   4

w_fixedlow

#define w_fixedlow   2

w_fixedtotal

#define w_fixedtotal   8

w_lowtime

#define w_lowtime   ((w1_nops+w_fixedlow)*1000000)/(F_CPU/1000)

w_nop1

#define w_nop1   "nop \n\t"

w_nop16

#define w_nop16   w_nop8 w_nop8

w_nop2

#define w_nop2   "rjmp .+0 \n\t"

w_nop4

#define w_nop4   w_nop2 w_nop2

w_nop8

#define w_nop8   w_nop4 w_nop4

w_onecycles

#define w_onecycles   (((F_CPU/1000)*w_onepulse +500000)/1000000)

w_onepulse

#define w_onepulse   900

w_totalcycles

#define w_totalcycles   (((F_CPU/1000)*w_totalperiod +500000)/1000000)

w_totalperiod

#define w_totalperiod   1250

w_zerocycles

#define w_zerocycles   (((F_CPU/1000)*w_zeropulse )/1000000)

w_zeropulse

#define w_zeropulse   350

Function Documentation

ws2812_sendarray()

void ws2812_sendarray	(	uint8_t *	data,
		uint16_t	datlen
	)

ws2812_sendarray_mask()

void ws2812_sendarray_mask ( uint8_t *  data, uint16_t  datlen, uint8_t  maskhi  )

inline

ws2812_setleds()

void ws2812_setleds ( cRGB *  ledarray, uint16_t  leds  )

inline

ws2812_setleds_pin()

void ws2812_setleds_pin ( cRGB *  ledarray, uint16_t  leds, uint8_t  pinmask  )

inline