mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
synced 2024-12-23 21:34:35 +03:00
93 lines
3.5 KiB
C
93 lines
3.5 KiB
C
#pragma once
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#include <stdint.h>
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#include <stdbool.h>
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#include <furi_hal_i2c.h>
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#define BQ27220_ERROR 0x0
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#define BQ27220_SUCCESS 0x1
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typedef struct {
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// Low byte, Low bit first
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bool DSG : 1; // The device is in DISCHARGE
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bool SYSDWN : 1; // System down bit indicating the system should shut down
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bool TDA : 1; // Terminate Discharge Alarm
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bool BATTPRES : 1; // Battery Present detected
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bool AUTH_GD : 1; // Detect inserted battery
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bool OCVGD : 1; // Good OCV measurement taken
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bool TCA : 1; // Terminate Charge Alarm
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bool RSVD : 1; // Reserved
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// High byte, Low bit first
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bool CHGINH : 1; // Charge inhibit
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bool FC : 1; // Full-charged is detected
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bool OTD : 1; // Overtemperature in discharge condition is detected
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bool OTC : 1; // Overtemperature in charge condition is detected
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bool SLEEP : 1; // Device is operating in SLEEP mode when set
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bool OCVFAIL : 1; // Status bit indicating that the OCV reading failed due to current
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bool OCVCOMP : 1; // An OCV measurement update is complete
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bool FD : 1; // Full-discharge is detected
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} BatteryStatus;
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_Static_assert(sizeof(BatteryStatus) == 2, "Incorrect structure size");
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typedef struct {
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// Low byte, Low bit first
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bool CALMD : 1; /**< Calibration mode enabled */
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uint8_t SEC : 2; /**< Current security access */
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bool EDV2 : 1; /**< EDV2 threshold exceeded */
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bool VDQ : 1; /**< Indicates if Current discharge cycle is NOT qualified or qualified for an FCC updated */
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bool INITCOMP : 1; /**< gauge initialization is complete */
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bool SMTH : 1; /**< RemainingCapacity is scaled by smooth engine */
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bool BTPINT : 1; /**< BTP threshold has been crossed */
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// High byte, Low bit first
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uint8_t RSVD1 : 2;
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bool CFGUPDATE : 1; /**< Gauge is in CONFIG UPDATE mode */
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uint8_t RSVD0 : 5;
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} OperationStatus;
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_Static_assert(sizeof(OperationStatus) == 2, "Incorrect structure size");
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typedef struct BQ27220DMData BQ27220DMData;
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/** Initialize Driver
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* @return true on success, false otherwise
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*/
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bool bq27220_init(FuriHalI2cBusHandle* handle);
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/** Initialize Driver
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* @return true on success, false otherwise
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*/
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bool bq27220_apply_data_memory(FuriHalI2cBusHandle* handle, const BQ27220DMData* data_memory);
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/** Get battery voltage in mV or error */
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uint16_t bq27220_get_voltage(FuriHalI2cBusHandle* handle);
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/** Get current in mA or error*/
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int16_t bq27220_get_current(FuriHalI2cBusHandle* handle);
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/** Get battery status */
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bool bq27220_get_battery_status(FuriHalI2cBusHandle* handle, BatteryStatus* battery_status);
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/** Get operation status */
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bool bq27220_get_operation_status(FuriHalI2cBusHandle* handle, OperationStatus* operation_status);
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/** Get temperature in units of 0.1°K */
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uint16_t bq27220_get_temperature(FuriHalI2cBusHandle* handle);
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/** Get compensated full charge capacity in in mAh */
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uint16_t bq27220_get_full_charge_capacity(FuriHalI2cBusHandle* handle);
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/** Get design capacity in mAh */
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uint16_t bq27220_get_design_capacity(FuriHalI2cBusHandle* handle);
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/** Get remaining capacity in in mAh */
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uint16_t bq27220_get_remaining_capacity(FuriHalI2cBusHandle* handle);
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/** Get predicted remaining battery capacity in percents */
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uint16_t bq27220_get_state_of_charge(FuriHalI2cBusHandle* handle);
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/** Get ratio of full charge capacity over design capacity in percents */
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uint16_t bq27220_get_state_of_health(FuriHalI2cBusHandle* handle);
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void bq27220_change_design_capacity(FuriHalI2cBusHandle* handle, uint16_t capacity);
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