mirror of
https://github.com/RIOT-OS/RIOT.git
synced 2024-12-29 04:50:03 +01:00
67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
/*
|
|
* Copyright (C) 2014 Freie Universität Berlin
|
|
* Copyright (C) 2015 Zolertia SL
|
|
*
|
|
* This file is subject to the terms and conditions of the GNU Lesser General
|
|
* Public License v2.1. See the file LICENSE in the top level directory for more
|
|
* details.
|
|
*/
|
|
|
|
/**
|
|
* @ingroup boards_common_remote
|
|
* @{
|
|
*
|
|
* @file
|
|
* @brief LED extended functions
|
|
*
|
|
* @author Antonio Lignan <alinan@zolertia.com>
|
|
*/
|
|
|
|
#ifndef FANCY_LEDS_H
|
|
#define FANCY_LEDS_H
|
|
|
|
#include "board_common.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* @name Macro to create blinking and rainbows with the LEDs
|
|
* @{
|
|
*/
|
|
/* Take LED_COLOR as argument, i.e LED0 */
|
|
#define LED_FADE(led) \
|
|
volatile int i; \
|
|
int k, j; \
|
|
LED_FADE_EXPAND(led)
|
|
|
|
#define LED_FADE_EXPAND(led) \
|
|
for(k = 0; k < 800; ++k) { \
|
|
j = k > 400 ? 800 - k : k; \
|
|
led##_ON; \
|
|
for(i = 0; i < j; ++i) { \
|
|
__asm__("nop"); \
|
|
} \
|
|
led##_OFF; \
|
|
for(i = 0; i < 400 - j; ++i) { \
|
|
__asm__("nop"); \
|
|
} \
|
|
}
|
|
|
|
#define LED_RAINBOW() \
|
|
volatile int i; \
|
|
int k,j; \
|
|
LED_FADE_EXPAND(LED3); \
|
|
LED_FADE_EXPAND(LED0); \
|
|
LED_FADE_EXPAND(LED4); \
|
|
LED_FADE_EXPAND(LED2); \
|
|
LED_FADE_EXPAND(LED1);
|
|
/** @} */
|
|
|
|
#ifdef __cplusplus
|
|
} /* end extern "C" */
|
|
#endif
|
|
#endif /* FANCY_LEDS_H */
|
|
/** @} */
|