driver_at24cxx.h

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#ifndef DRIVER_AT24CXX_H
#define DRIVER_AT24CXX_H
 
#include <stdio.h>
#include <stdint.h>
#include <string.h>
 
#ifdef __cplusplus
extern "C"{
#endif
 
typedef enum
{
    AT24C01  = 128,          
    AT24C02  = 256,          
    AT24C04  = 512,          
    AT24C08  = 1024,         
    AT24C16  = 2048,         
    AT24C32  = 4096,         
    AT24C64  = 8192,         
    AT24C128 = 16384,        
    AT24C256 = 32768,        
    AT24C512 = 65536,        
    AT24CM01 = 131072,       
    AT24CM02 = 262144,       
} at24cxx_t;
 
typedef enum
{
    AT24CXX_ADDRESS_A000 = 0,        
    AT24CXX_ADDRESS_A001 = 1,        
    AT24CXX_ADDRESS_A010 = 2,        
    AT24CXX_ADDRESS_A011 = 3,        
    AT24CXX_ADDRESS_A100 = 4,        
    AT24CXX_ADDRESS_A101 = 5,        
    AT24CXX_ADDRESS_A110 = 6,        
    AT24CXX_ADDRESS_A111 = 7,        
} at24cxx_address_t;
 
typedef struct at24cxx_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);                   
    uint8_t (*iic_read_address16)(uint8_t addr, uint16_t reg, uint8_t *buf, uint16_t len);         
    uint8_t (*iic_write_address16)(uint8_t addr, uint16_t reg, uint8_t *buf, uint16_t len);        
    void (*delay_ms)(uint32_t ms);                                                                 
    void (*debug_print)(const char *const fmt, ...);                                               
    uint32_t id;                                                                                   
    uint8_t inited;                                                                                
} at24cxx_handle_t;
 
typedef struct at24cxx_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;           
} at24cxx_info_t;
 
#define DRIVER_AT24CXX_LINK_INIT(HANDLE, STRUCTURE)           memset(HANDLE, 0, sizeof(STRUCTURE))
 
#define DRIVER_AT24CXX_LINK_IIC_INIT(HANDLE, FUC)             (HANDLE)->iic_init = FUC
 
#define DRIVER_AT24CXX_LINK_IIC_DEINIT(HANDLE, FUC)           (HANDLE)->iic_deinit = FUC
 
#define DRIVER_AT24CXX_LINK_IIC_READ(HANDLE, FUC)             (HANDLE)->iic_read = FUC
 
#define DRIVER_AT24CXX_LINK_IIC_WRITE(HANDLE, FUC)            (HANDLE)->iic_write = FUC
 
#define DRIVER_AT24CXX_LINK_IIC_READ_ADDRESS16(HANDLE, FUC)   (HANDLE)->iic_read_address16 = FUC
 
#define DRIVER_AT24CXX_LINK_IIC_WRITE_ADDRESS16(HANDLE, FUC)  (HANDLE)->iic_write_address16 = FUC
 
#define DRIVER_AT24CXX_LINK_DELAY_MS(HANDLE, FUC)             (HANDLE)->delay_ms = FUC
 
#define DRIVER_AT24CXX_LINK_DEBUG_PRINT(HANDLE, FUC)          (HANDLE)->debug_print = FUC
 
uint8_t at24cxx_info(at24cxx_info_t *info);
 
uint8_t at24cxx_init(at24cxx_handle_t *handle);
 
uint8_t at24cxx_deinit(at24cxx_handle_t *handle);
 
uint8_t at24cxx_set_type(at24cxx_handle_t *handle, at24cxx_t type);
 
uint8_t at24cxx_get_type(at24cxx_handle_t *handle, at24cxx_t *type);
 
uint8_t at24cxx_set_addr_pin(at24cxx_handle_t *handle, at24cxx_address_t addr_pin);
 
uint8_t at24cxx_get_addr_pin(at24cxx_handle_t *handle, at24cxx_address_t *addr_pin);
 
uint8_t at24cxx_read(at24cxx_handle_t *handle, uint32_t address, uint8_t *buf, uint16_t len);
 
uint8_t at24cxx_write(at24cxx_handle_t *handle, uint32_t address, uint8_t *buf, uint16_t len);
 
#ifdef __cplusplus
}
#endif
 
#endif