bh1750fvi.h

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/*
 * SPDX-FileCopyrightText: 2016 Freie Universität Berlin
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

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

#define BH1750FVI_ADDR_PIN_LOW          (0x23)      
#define BH1750FVI_ADDR_PIN_HIGH         (0x5c)      

#define BH1750FVI_DEFAULT_ADDR          BH1750FVI_ADDR_PIN_LOW

#define BH1750FVI_I2C_MAX_CLK           I2C_SPEED_FAST

enum {
    BH1750FVI_OK      =  0,     
    BH1750FVI_ERR_I2C = -1      
};

typedef struct {
    i2c_t i2c;          
    uint8_t addr;       
} bh1750fvi_t;

typedef struct {
    i2c_t i2c;          
    uint8_t addr;       
} bh1750fvi_params_t;

int bh1750fvi_init(bh1750fvi_t *dev, const bh1750fvi_params_t *params);

uint16_t bh1750fvi_sample(const bh1750fvi_t *dev);
 
#ifdef __cplusplus
}
#endif