isl29020.h

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/*
 * Copyright (C) 2014 Freie Universität Berlin
 *
 * 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.
 */
 
#pragma once

 
#include <stdint.h>
#include "periph/i2c.h"
 
#ifdef __cplusplus
extern "C" {
#endif

#ifndef CONFIG_ISL29020_DEFAULT_ADDRESS
#define CONFIG_ISL29020_DEFAULT_ADDRESS        0x44
#endif

typedef enum {
    ISL29020_MODE_AMBIENT = 0,  
    ISL29020_MODE_IR      = 1   
} isl29020_mode_t;

typedef enum {
    ISL29020_RANGE_1K = 0,      
    ISL29020_RANGE_4K = 1,      
    ISL29020_RANGE_16K = 2,     
    ISL29020_RANGE_64K = 3      
} isl29020_range_t;

typedef struct {
    i2c_t i2c;                  
    uint8_t addr;               
    isl29020_range_t range;     
    isl29020_mode_t mode;       
} isl29020_params_t;

typedef struct {
    isl29020_params_t params;   
    float lux_fac;              
} isl29020_t;

int isl29020_init(isl29020_t *dev, const isl29020_params_t *params);

int isl29020_read(const isl29020_t *dev);

int isl29020_enable(const isl29020_t *dev);

int isl29020_disable(const isl29020_t *dev);
 
#ifdef __cplusplus
}
#endif