leds.h

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/*
Copyright (c) 2023 Eindhoven University of Technology
 
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
 
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
 
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
#ifndef LED_H
#define LED_H
 
#include <gpio.h>
#include <pinmap.h>
 
typedef enum {
  LED0,
  LED1,
  LED2,
  LED3,
  NUM_GREEN_LEDS,
} green_led_index_t;
 
typedef enum {
  COLOR_LED0,
  COLOR_LED1,
  NUM_COLOR_LEDS,
} color_led_index_t;
 
#define NUM_LED_COLORS 3 /* # colors per color LED (RGB) */
#define NUM_LEDS (NUM_GREEN_LEDS + NUM_COLOR_LEDS)
#define LED_OFF 0
#define LED_ON 255
 
extern void leds_init_onoff(void);
 
extern void green_leds_init_pwm(void);
 
extern void color_leds_init_pwm(void);
 
extern void leds_destroy(void);
 
extern void green_led_onoff(const int led, const int onoff);
 
extern void green_led_on(const int led);
 
extern void green_led_off(const int led);
 
extern void color_led_red_onoff(const int onoff);
 
extern void color_led_green_onoff(const int onoff);
 
extern void color_led_blue_onoff(const int onoff);
 
extern void color_led_onoff(const int red_onoff, const int green_onoff,
                            const int blue_onoff);
 
extern void color_led_on(void);
 
extern void color_led_off(void);
 
#endif