bq27220.h

Go to the documentation of this file.

 
#pragma once
 
#include <stdint.h>
#include <stdbool.h>
#include <furi_hal_i2c.h>
 
#define BQ27220_ERROR   0x0
#define BQ27220_SUCCESS 0x1
 
typedef struct {
    // Low byte, Low bit first
    uint8_t BATT_ID : 3; 
    bool SNOOZE     : 1; 
    bool BCA        : 1; 
    bool CCA        : 1; 
    uint8_t RSVD0   : 2; 
    // High byte, Low bit first
    uint8_t RSVD1; 
} Bq27220ControlStatus;
 
_Static_assert(sizeof(Bq27220ControlStatus) == 2, "Incorrect Bq27220ControlStatus structure size");
 
typedef struct {
    // Low byte, Low bit first
    bool DSG      : 1; 
    bool SYSDWN   : 1; 
    bool TDA      : 1; 
    bool BATTPRES : 1; 
    bool AUTH_GD  : 1; 
    bool OCVGD    : 1; 
    bool TCA      : 1; 
    bool RSVD     : 1; 
    // High byte, Low bit first
    bool CHGINH   : 1; 
    bool FC       : 1; 
    bool OTD      : 1; 
    bool OTC      : 1; 
    bool SLEEP    : 1; 
    bool OCVFAIL  : 1; 
    bool OCVCOMP  : 1; 
    bool FD       : 1; 
} Bq27220BatteryStatus;
 
_Static_assert(sizeof(Bq27220BatteryStatus) == 2, "Incorrect Bq27220BatteryStatus structure size");
 
typedef enum {
    Bq27220OperationStatusSecSealed = 0b11,
    Bq27220OperationStatusSecUnsealed = 0b10,
    Bq27220OperationStatusSecFull = 0b01,
} Bq27220OperationStatusSec;
 
typedef struct {
    // Low byte, Low bit first
    bool CALMD  : 1; 
    uint8_t SEC : 2; 
    bool EDV2   : 1; 
    bool VDQ : 1; 
    bool INITCOMP  : 1; 
    bool SMTH      : 1; 
    bool BTPINT    : 1; 
    // High byte, Low bit first
    uint8_t RSVD1  : 2; 
    bool CFGUPDATE : 1; 
    uint8_t RSVD0  : 5; 
} Bq27220OperationStatus;
 
_Static_assert(
    sizeof(Bq27220OperationStatus) == 2,
    "Incorrect Bq27220OperationStatus structure size");
 
typedef struct {
    // Low byte, Low bit first
    bool FD       : 1; 
    bool FC       : 1; 
    bool TD       : 1; 
    bool TC       : 1; 
    bool RSVD0    : 1; 
    bool EDV      : 1; 
    bool DSG      : 1; 
    bool CF       : 1; 
    // High byte, Low bit first
    uint8_t RSVD1 : 2; 
    bool FCCX     : 1; 
    uint8_t RSVD2 : 2; 
    bool EDV1     : 1; 
    bool EDV2     : 1; 
    bool VDQ      : 1; 
} Bq27220GaugingStatus;
 
_Static_assert(sizeof(Bq27220GaugingStatus) == 2, "Incorrect Bq27220GaugingStatus structure size");
 
typedef struct BQ27220DMData BQ27220DMData;
 
bool bq27220_init(FuriHalI2cBusHandle* handle, const BQ27220DMData* data_memory);
 
bool bq27220_reset(FuriHalI2cBusHandle* handle);
 
bool bq27220_seal(FuriHalI2cBusHandle* handle);
 
bool bq27220_unseal(FuriHalI2cBusHandle* handle);
 
bool bq27220_full_access(FuriHalI2cBusHandle* handle);
 
uint16_t bq27220_get_voltage(FuriHalI2cBusHandle* handle);
 
int16_t bq27220_get_current(FuriHalI2cBusHandle* handle);
 
bool bq27220_get_control_status(FuriHalI2cBusHandle* handle, Bq27220ControlStatus* control_status);
 
bool bq27220_get_battery_status(FuriHalI2cBusHandle* handle, Bq27220BatteryStatus* battery_status);
 
bool bq27220_get_operation_status(
    FuriHalI2cBusHandle* handle,
    Bq27220OperationStatus* operation_status);
 
bool bq27220_get_gauging_status(FuriHalI2cBusHandle* handle, Bq27220GaugingStatus* gauging_status);
 
uint16_t bq27220_get_temperature(FuriHalI2cBusHandle* handle);
 
uint16_t bq27220_get_full_charge_capacity(FuriHalI2cBusHandle* handle);
 
uint16_t bq27220_get_design_capacity(FuriHalI2cBusHandle* handle);
 
uint16_t bq27220_get_remaining_capacity(FuriHalI2cBusHandle* handle);
 
uint16_t bq27220_get_state_of_charge(FuriHalI2cBusHandle* handle);
 
uint16_t bq27220_get_state_of_health(FuriHalI2cBusHandle* handle);