driver_max30102.h

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#ifndef DRIVER_MAX30102_H
#define DRIVER_MAX30102_H
 
#include <stdio.h>
#include <stdint.h>
#include <string.h>
 
#ifdef __cplusplus
extern "C"{
#endif



typedef enum
{
    MAX30102_BOOL_FALSE = 0x00,        
    MAX30102_BOOL_TRUE  = 0x01,        
} max30102_bool_t;

typedef enum
{
    MAX30102_SAMPLE_AVERAGING_1  = 0x00,        
    MAX30102_SAMPLE_AVERAGING_2  = 0x01,        
    MAX30102_SAMPLE_AVERAGING_4  = 0x02,        
    MAX30102_SAMPLE_AVERAGING_8  = 0x03,        
    MAX30102_SAMPLE_AVERAGING_16 = 0x04,        
    MAX30102_SAMPLE_AVERAGING_32 = 0x05,        
} max30102_sample_averaging_t;

typedef enum
{
    MAX30102_MODE_HEART_RATE = 0x02,        
    MAX30102_MODE_SPO2       = 0x03,        
    MAX30102_MODE_MULTI_LED  = 0x07,        
} max30102_mode_t;

typedef enum
{
    MAX30102_INTERRUPT_STATUS_FIFO_FULL    = 7,        
    MAX30102_INTERRUPT_STATUS_PPG_RDY      = 6,        
    MAX30102_INTERRUPT_STATUS_ALC_OVF      = 5,        
    MAX30102_INTERRUPT_STATUS_PWR_RDY      = 0,        
    MAX30102_INTERRUPT_STATUS_DIE_TEMP_RDY = 1,        
} max30102_interrupt_status_t;

typedef enum
{
    MAX30102_INTERRUPT_FIFO_FULL_EN    = 7,        
    MAX30102_INTERRUPT_PPG_RDY_EN      = 6,        
    MAX30102_INTERRUPT_ALC_OVF_EN      = 5,        
    MAX30102_INTERRUPT_DIE_TEMP_RDY_EN = 1,        
} max30102_interrupt_t;

typedef enum
{
    MAX30102_SPO2_ADC_RANGE_2048  = 0,        
    MAX30102_SPO2_ADC_RANGE_4096  = 1,        
    MAX30102_SPO2_ADC_RANGE_8192  = 2,        
    MAX30102_SPO2_ADC_RANGE_16384 = 3,        
} max30102_spo2_adc_range_t;

typedef enum
{
    MAX30102_SPO2_SAMPLE_RATE_50_HZ   = 0,        
    MAX30102_SPO2_SAMPLE_RATE_100_HZ  = 1,        
    MAX30102_SPO2_SAMPLE_RATE_200_HZ  = 2,        
    MAX30102_SPO2_SAMPLE_RATE_400_HZ  = 3,        
    MAX30102_SPO2_SAMPLE_RATE_800_HZ  = 4,        
    MAX30102_SPO2_SAMPLE_RATE_1000_HZ = 5,        
    MAX30102_SPO2_SAMPLE_RATE_1600_HZ = 6,        
    MAX30102_SPO2_SAMPLE_RATE_3200_HZ = 7,        
} max30102_spo2_sample_rate_t;

typedef enum
{
    MAX30102_ADC_RESOLUTION_15_BIT = 0,        
    MAX30102_ADC_RESOLUTION_16_BIT = 1,        
    MAX30102_ADC_RESOLUTION_17_BIT = 2,        
    MAX30102_ADC_RESOLUTION_18_BIT = 3,        
} max30102_adc_resolution_t;

typedef enum
{
    MAX30102_LED_NONE = 0,        
    MAX30102_LED_RED  = 1,        
    MAX30102_LED_IR   = 2,        
} max30102_led_t;

typedef enum
{
    MAX30102_SLOT_1 = 0,        
    MAX30102_SLOT_2 = 1,        
    MAX30102_SLOT_3 = 2,        
    MAX30102_SLOT_4 = 3,        
} max30102_slot_t;

typedef struct max30102_handle_s
{
    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 (*receive_callback)(uint8_t type);                                             
    void (*delay_ms)(uint32_t ms);                                                      
    void (*debug_print)(const char *const fmt, ...);                                    
    uint8_t inited;                                                                     
    uint8_t finished_flag;                                                              
    uint16_t raw;                                                                       
    float temperature;                                                                  
    uint8_t buf[192];                                                                   
} max30102_handle_t;

typedef struct max30102_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;           
} max30102_info_t;



#define DRIVER_MAX30102_LINK_INIT(HANDLE, STRUCTURE)         memset(HANDLE, 0, sizeof(STRUCTURE))

#define DRIVER_MAX30102_LINK_IIC_INIT(HANDLE, FUC)          (HANDLE)->iic_init = FUC

#define DRIVER_MAX30102_LINK_IIC_DEINIT(HANDLE, FUC)        (HANDLE)->iic_deinit = FUC

#define DRIVER_MAX30102_LINK_IIC_READ(HANDLE, FUC)          (HANDLE)->iic_read = FUC

#define DRIVER_MAX30102_LINK_IIC_WRITE(HANDLE, FUC)         (HANDLE)->iic_write = FUC

#define DRIVER_MAX30102_LINK_DELAY_MS(HANDLE, FUC)          (HANDLE)->delay_ms = FUC

#define DRIVER_MAX30102_LINK_DEBUG_PRINT(HANDLE, FUC)       (HANDLE)->debug_print = FUC

#define DRIVER_MAX30102_LINK_RECEIVE_CALLBACK(HANDLE, FUC)  (HANDLE)->receive_callback = FUC



uint8_t max30102_info(max30102_info_t *info);

uint8_t max30102_init(max30102_handle_t *handle);

uint8_t max30102_deinit(max30102_handle_t *handle);

uint8_t max30102_read(max30102_handle_t *handle, uint32_t *raw_red, uint32_t *raw_ir, uint8_t *len);

uint8_t max30102_read_temperature(max30102_handle_t *handle, uint16_t *raw, float *temp);

uint8_t max30102_irq_handler(max30102_handle_t *handle);

uint8_t max30102_get_interrupt_status(max30102_handle_t *handle, max30102_interrupt_status_t status, max30102_bool_t *enable);

uint8_t max30102_set_interrupt(max30102_handle_t *handle, max30102_interrupt_t type, max30102_bool_t enable);

uint8_t max30102_get_interrupt(max30102_handle_t *handle, max30102_interrupt_t type, max30102_bool_t *enable);

uint8_t max30102_set_fifo_write_pointer(max30102_handle_t *handle, uint8_t pointer);

uint8_t max30102_get_fifo_write_pointer(max30102_handle_t *handle, uint8_t *pointer);

uint8_t max30102_set_fifo_overflow_counter(max30102_handle_t *handle, uint8_t counter);

uint8_t max30102_get_fifo_overflow_counter(max30102_handle_t *handle, uint8_t *counter);

uint8_t max30102_set_fifo_read_pointer(max30102_handle_t *handle, uint8_t pointer);

uint8_t max30102_get_fifo_read_pointer(max30102_handle_t *handle, uint8_t *pointer);

uint8_t max30102_set_fifo_data(max30102_handle_t *handle, uint8_t data);

uint8_t max30102_get_fifo_data(max30102_handle_t *handle, uint8_t *data);

uint8_t max30102_set_fifo_sample_averaging(max30102_handle_t *handle, max30102_sample_averaging_t sample);

uint8_t max30102_get_fifo_sample_averaging(max30102_handle_t *handle, max30102_sample_averaging_t *sample);

uint8_t max30102_set_fifo_roll(max30102_handle_t *handle, max30102_bool_t enable);

uint8_t max30102_get_fifo_roll(max30102_handle_t *handle, max30102_bool_t *enable);

uint8_t max30102_set_fifo_almost_full(max30102_handle_t *handle, uint8_t value);

uint8_t max30102_get_fifo_almost_full(max30102_handle_t *handle, uint8_t *value);

uint8_t max30102_set_shutdown(max30102_handle_t *handle, max30102_bool_t enable);

uint8_t max30102_get_shutdown(max30102_handle_t *handle, max30102_bool_t *enable);

uint8_t max30102_reset(max30102_handle_t *handle);

uint8_t max30102_set_mode(max30102_handle_t *handle, max30102_mode_t mode);

uint8_t max30102_get_mode(max30102_handle_t *handle, max30102_mode_t *mode);

uint8_t max30102_set_spo2_adc_range(max30102_handle_t *handle, max30102_spo2_adc_range_t range);

uint8_t max30102_get_spo2_adc_range(max30102_handle_t *handle, max30102_spo2_adc_range_t *range);

uint8_t max30102_set_spo2_sample_rate(max30102_handle_t *handle, max30102_spo2_sample_rate_t rate);

uint8_t max30102_get_spo2_sample_rate(max30102_handle_t *handle, max30102_spo2_sample_rate_t *rate);

uint8_t max30102_set_adc_resolution(max30102_handle_t *handle, max30102_adc_resolution_t resolution);

uint8_t max30102_get_adc_resolution(max30102_handle_t *handle, max30102_adc_resolution_t *resolution);

uint8_t max30102_set_led_red_pulse_amplitude(max30102_handle_t *handle, uint8_t amp);

uint8_t max30102_get_led_red_pulse_amplitude(max30102_handle_t *handle, uint8_t *amp);

uint8_t max30102_set_led_ir_pulse_amplitude(max30102_handle_t *handle, uint8_t amp);

uint8_t max30102_get_led_ir_pulse_amplitude(max30102_handle_t *handle, uint8_t *amp);

uint8_t max30102_set_slot(max30102_handle_t *handle, max30102_slot_t slot, max30102_led_t led);

uint8_t max30102_get_slot(max30102_handle_t *handle, max30102_slot_t slot, max30102_led_t *led);

uint8_t max30102_set_die_temperature(max30102_handle_t *handle, max30102_bool_t enable);

uint8_t max30102_get_die_temperature(max30102_handle_t *handle, max30102_bool_t *enable);

uint8_t max30102_get_id(max30102_handle_t *handle, uint8_t *revision_id, uint8_t *part_id);



uint8_t max30102_set_reg(max30102_handle_t *handle, uint8_t reg, uint8_t *buf, uint16_t len);

uint8_t max30102_get_reg(max30102_handle_t *handle, uint8_t reg, uint8_t *buf, uint16_t len);


 
#ifdef __cplusplus
}
#endif
 
#endif