twr_led.h

#ifndef _TWR_LED_H
#define _TWR_LED_H
 
#include <twr_gpio.h>
#include <twr_scheduler.h>
 
 
 
typedef enum
{
    TWR_LED_MODE_TOGGLE = 0,
 
    TWR_LED_MODE_OFF = 1,
 
    TWR_LED_MODE_ON = 2,
 
    TWR_LED_MODE_BLINK = 3,
 
    TWR_LED_MODE_BLINK_SLOW = 4,
 
    TWR_LED_MODE_BLINK_FAST = 5,
 
    TWR_LED_MODE_FLASH = 6
 
} twr_led_mode_t;
 
 
typedef struct twr_led_t twr_led_t;
 
 
typedef struct
{
    void (*init)(twr_led_t *self);
 
    void (*on)(twr_led_t *self);
 
    void (*off)(twr_led_t *self);
 
} twr_led_driver_t;
 
 
typedef union
{
    twr_gpio_channel_t gpio;
    int virtual;
 
} twr_led_channel_t;
 
struct twr_led_t
{
    twr_led_channel_t _channel;
    const twr_led_driver_t *_driver;
    bool _open_drain_output;
    int _idle_state;
    twr_tick_t _slot_interval;
    uint32_t _pattern;
    uint32_t _selector;
    int _count;
    bool _pulse_active;
    twr_scheduler_task_id_t _task_id;
};
 
 
 
void twr_led_init(twr_led_t *self, twr_gpio_channel_t gpio_channel, bool open_drain_output, int idle_state);
 
 
void twr_led_init_virtual(twr_led_t *self, int channel, const twr_led_driver_t *driver, int idle_state);
 
 
void twr_led_set_slot_interval(twr_led_t *self, twr_tick_t interval);
 
 
void twr_led_set_mode(twr_led_t *self, twr_led_mode_t mode);
 
 
void twr_led_set_pattern(twr_led_t *self, uint32_t pattern);
 
 
void twr_led_set_count(twr_led_t *self, int count);
 
 
void twr_led_blink(twr_led_t *self, int count);
 
 
void twr_led_pulse(twr_led_t *self, twr_tick_t duration);
 
 
bool twr_led_is_pulse(twr_led_t *self);
 
 
#endif // _TWR_LED_H