driver_ads1115.h

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#ifndef DRIVER_ADS1115_H
#define DRIVER_ADS1115_H
 
#include <stdio.h>
#include <stdint.h>
#include <string.h>
 
#ifdef __cplusplus
extern "C"{
#endif



typedef enum
{
    ADS1115_ADDR_GND = 0x00,        
    ADS1115_ADDR_VCC = 0x01,        
    ADS1115_ADDR_SDA = 0x02,        
    ADS1115_ADDR_SCL = 0x03,        
} ads1115_address_t;

typedef enum
{
    ADS1115_BOOL_FALSE = 0x00,        
    ADS1115_BOOL_TRUE  = 0x01,        
} ads1115_bool_t;

typedef enum
{
    ADS1115_RANGE_6P144V = 0x00,        
    ADS1115_RANGE_4P096V = 0x01,        
    ADS1115_RANGE_2P048V = 0x02,        
    ADS1115_RANGE_1P024V = 0x03,        
    ADS1115_RANGE_0P512V = 0x04,        
    ADS1115_RANGE_0P256V = 0x05,        
} ads1115_range_t;

typedef enum
{
    ADS1115_RATE_8SPS   = 0x00,        
    ADS1115_RATE_16SPS  = 0x01,        
    ADS1115_RATE_32SPS  = 0x02,        
    ADS1115_RATE_64SPS  = 0x03,        
    ADS1115_RATE_128SPS = 0x04,        
    ADS1115_RATE_250SPS = 0x05,        
    ADS1115_RATE_475SPS = 0x06,        
    ADS1115_RATE_860SPS = 0x07,        
} ads1115_rate_t;

typedef enum
{
    ADS1115_CHANNEL_AIN0_AIN1 = 0x00,        
    ADS1115_CHANNEL_AIN0_AIN3 = 0x01,        
    ADS1115_CHANNEL_AIN1_AIN3 = 0x02,        
    ADS1115_CHANNEL_AIN2_AIN3 = 0x03,        
    ADS1115_CHANNEL_AIN0_GND  = 0x04,        
    ADS1115_CHANNEL_AIN1_GND  = 0x05,        
    ADS1115_CHANNEL_AIN2_GND  = 0x06,        
    ADS1115_CHANNEL_AIN3_GND  = 0x07,        
} ads1115_channel_t;



typedef enum
{
    ADS1115_PIN_LOW  = 0x00,        
    ADS1115_PIN_HIGH = 0x01,        
} ads1115_pin_t;

typedef enum
{
    ADS1115_COMPARE_THRESHOLD = 0x00,        
    ADS1115_COMPARE_WINDOW    = 0x01,        
} ads1115_compare_t;

typedef enum
{
    ADS1115_COMPARATOR_QUEUE_1_CONV    = 0x00,        
    ADS1115_COMPARATOR_QUEUE_2_CONV    = 0x01,        
    ADS1115_COMPARATOR_QUEUE_4_CONV    = 0x02,        
    ADS1115_COMPARATOR_QUEUE_NONE_CONV = 0x03,        
} ads1115_comparator_queue_t;



typedef struct ads1115_handle_s
{
    uint8_t iic_addr;                                                                   
    uint8_t (*iic_init)(void);                                                          
    uint8_t (*iic_deinit)(void);                                                        
    uint8_t (*iic_read)(uint8_t addr, uint8_t reg, uint8_t *buf, uint16_t len);         
    uint8_t (*iic_write)(uint8_t addr, uint8_t reg, uint8_t *buf, uint16_t len);        
    void (*delay_ms)(uint32_t ms);                                                      
    void (*debug_print)(const char *const fmt, ...);                                    
    uint8_t inited;                                                                     
} ads1115_handle_t;

typedef struct ads1115_info_s
{
    char chip_name[32];                
    char manufacturer_name[32];        
    char interface[8];                 
    float supply_voltage_min_v;        
    float supply_voltage_max_v;        
    float max_current_ma;              
    float temperature_min;             
    float temperature_max;             
    uint32_t driver_version;           
} ads1115_info_t;

 

#define DRIVER_ADS1115_LINK_INIT(HANDLE, STRUCTURE)   memset(HANDLE, 0, sizeof(STRUCTURE))

#define DRIVER_ADS1115_LINK_IIC_INIT(HANDLE, FUC)    (HANDLE)->iic_init = FUC

#define DRIVER_ADS1115_LINK_IIC_DEINIT(HANDLE, FUC)  (HANDLE)->iic_deinit = FUC

#define DRIVER_ADS1115_LINK_IIC_READ(HANDLE, FUC)    (HANDLE)->iic_read = FUC

#define DRIVER_ADS1115_LINK_IIC_WRITE(HANDLE, FUC)   (HANDLE)->iic_write = FUC

#define DRIVER_ADS1115_LINK_DELAY_MS(HANDLE, FUC)    (HANDLE)->delay_ms = FUC

#define DRIVER_ADS1115_LINK_DEBUG_PRINT(HANDLE, FUC) (HANDLE)->debug_print = FUC

 

uint8_t ads1115_info(ads1115_info_t *info);

uint8_t ads1115_set_addr_pin(ads1115_handle_t *handle, ads1115_address_t addr_pin);

uint8_t ads1115_get_addr_pin(ads1115_handle_t *handle, ads1115_address_t *addr_pin);

uint8_t ads1115_init(ads1115_handle_t *handle);

uint8_t ads1115_deinit(ads1115_handle_t *handle);

uint8_t ads1115_single_read(ads1115_handle_t *handle, int16_t *raw, float *v);

uint8_t ads1115_start_continuous_read(ads1115_handle_t *handle);

uint8_t ads1115_stop_continuous_read(ads1115_handle_t *handle);

uint8_t ads1115_continuous_read(ads1115_handle_t *handle,int16_t *raw, float *v);

uint8_t ads1115_set_channel(ads1115_handle_t *handle, ads1115_channel_t channel);

uint8_t ads1115_get_channel(ads1115_handle_t *handle, ads1115_channel_t *channel);

uint8_t ads1115_set_range(ads1115_handle_t *handle, ads1115_range_t range);

uint8_t ads1115_get_range(ads1115_handle_t *handle, ads1115_range_t *range);

uint8_t ads1115_set_rate(ads1115_handle_t *handle, ads1115_rate_t rate);

uint8_t ads1115_get_rate(ads1115_handle_t *handle, ads1115_rate_t *rate);



uint8_t ads1115_set_alert_pin(ads1115_handle_t *handle, ads1115_pin_t pin);

uint8_t ads1115_get_alert_pin(ads1115_handle_t *handle, ads1115_pin_t *pin);

uint8_t ads1115_set_compare_mode(ads1115_handle_t *handle, ads1115_compare_t compare);

uint8_t ads1115_get_compare_mode(ads1115_handle_t *handle, ads1115_compare_t *compare);

uint8_t ads1115_set_comparator_queue(ads1115_handle_t *handle, ads1115_comparator_queue_t comparator_queue);

uint8_t ads1115_get_comparator_queue(ads1115_handle_t *handle, ads1115_comparator_queue_t *comparator_queue);

uint8_t ads1115_set_compare(ads1115_handle_t *handle, ads1115_bool_t enable);

uint8_t ads1115_get_compare(ads1115_handle_t *handle, ads1115_bool_t *enable);

uint8_t ads1115_set_compare_threshold(ads1115_handle_t *handle, int16_t high_threshold, int16_t low_threshold);

uint8_t ads1115_get_compare_threshold(ads1115_handle_t *handle, int16_t *high_threshold, int16_t *low_threshold);

uint8_t ads1115_convert_to_register(ads1115_handle_t *handle, float s, int16_t *reg);

uint8_t ads1115_convert_to_data(ads1115_handle_t *handle, int16_t reg, float *s);



uint8_t ads1115_set_reg(ads1115_handle_t *handle, uint8_t reg, int16_t value);

uint8_t ads1115_get_reg(ads1115_handle_t *handle, uint8_t reg, int16_t *value);


 
#ifdef __cplusplus
}
#endif
 
#endif