twr_opt3001.h

#ifndef _TWR_OPT3001_H
#define _TWR_OPT3001_H
 
#include <twr_i2c.h>
#include <twr_scheduler.h>
 
 
 
typedef enum
{
    TWR_OPT3001_EVENT_ERROR = 0,
 
    TWR_OPT3001_EVENT_UPDATE = 1
 
} twr_opt3001_event_t;
 
 
typedef struct twr_opt3001_t twr_opt3001_t;
 
 
typedef enum
{
    TWR_OPT3001_STATE_ERROR = -1,
    TWR_OPT3001_STATE_INITIALIZE = 0,
    TWR_OPT3001_STATE_MEASURE = 1,
    TWR_OPT3001_STATE_READ = 2,
    TWR_OPT3001_STATE_UPDATE = 3
 
} twr_opt3001_state_t;
 
struct twr_opt3001_t
{
    twr_i2c_channel_t _i2c_channel;
    uint8_t _i2c_address;
    twr_scheduler_task_id_t _task_id_interval;
    twr_scheduler_task_id_t _task_id_measure;
    void (*_event_handler)(twr_opt3001_t *, twr_opt3001_event_t, void *);
    void *_event_param;
    bool _measurement_active;
    twr_tick_t _update_interval;
    twr_opt3001_state_t _state;
    twr_tick_t _tick_ready;
    bool _illuminance_valid;
    uint16_t _reg_result;
};
 
 
 
void twr_opt3001_init(twr_opt3001_t *self, twr_i2c_channel_t i2c_channel, uint8_t i2c_address);
 
 
void twr_opt3001_deinit(twr_opt3001_t *self);
 
 
void twr_opt3001_set_event_handler(twr_opt3001_t *self, void (*event_handler)(twr_opt3001_t *, twr_opt3001_event_t, void *), void *event_param);
 
 
void twr_opt3001_set_update_interval(twr_opt3001_t *self, twr_tick_t interval);
 
 
bool twr_opt3001_measure(twr_opt3001_t *self);
 
 
bool twr_opt3001_get_illuminance_raw(twr_opt3001_t *self, uint16_t *raw);
 
 
bool twr_opt3001_get_illuminance_lux(twr_opt3001_t *self, float *lux);
 
 
#endif // _TWR_OPT3001_H