bh1900nux.h

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/*
 * Copyright (C) 2020 Nalys
 *
 * 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 "periph/i2c.h"
 
#ifdef __cplusplus
extern "C" {
#endif

#define BH1900NUX_ADDR_1          (0x48)        
#define BH1900NUX_ADDR_2          (0x49)        
#define BH1900NUX_ADDR_3          (0x4a)        
#define BH1900NUX_ADDR_4          (0x4b)        
#define BH1900NUX_ADDR_5          (0x4c)        
#define BH1900NUX_ADDR_6          (0x4d)        
#define BH1900NUX_ADDR_7          (0x4e)        
#define BH1900NUX_ADDR_8          (0x4f)        

#define BH1900NUX_REG_ADDR      (0x00)

#define BH1900NUX_DEFAULT_ADDR          BH1900NUX_ADDR_1

#define BH1900NUX_I2C_MAX_CLK           I2C_SPEED_FAST

enum {
    BH1900NUX_OK        =  0,   
    BH1900NUX_ERR_I2C   = -1    
};

typedef struct {
    i2c_t i2c;          
    uint8_t addr;       
} bh1900nux_t;

typedef struct {
    i2c_t i2c;          
    uint8_t addr;       
} bh1900nux_params_t;

int bh1900nux_init(bh1900nux_t *dev, const bh1900nux_params_t *params);

int bh1900nux_read(const bh1900nux_t *dev,  int16_t *temp);
 
#ifdef __cplusplus
}
#endif