unleashed-firmware/lib/drivers/bq27220.h
gornekich 6375f21cf5
[FL-185] Gauge calibration (#391)
* api-hal-power: add design capacity parameter
* bq27220: fix control command and initialization
* bq27220: add cedv configuration
* power: add cedv configuration parameters
* bootloader: add only used drivers sources for build
* main: init DWT before api-hal

Co-authored-by: あく <alleteam@gmail.com>
2021-03-26 14:23:31 +03:00

102 lines
2.8 KiB
C

#pragma once
#include <stdint.h>
#include <stdbool.h>
#define BQ27220_ERROR 0x0
#define BQ27220_SUCCESS 0x1
typedef struct {
// Low byte, Low bit first
bool DSG : 1; // The device is in DISCHARGE
bool SYSDWN : 1; // System down bit indicating the system should shut down
bool TDA : 1; // Terminate Discharge Alarm
bool BATTPRES : 1; // Battery Present detected
bool AUTH_GD : 1; // Detect inserted battery
bool OCVGD : 1; // Good OCV measurement taken
bool TCA : 1; // Terminate Charge Alarm
bool RSVD : 1; // Reserved
// High byte, Low bit first
bool CHGINH : 1; // Charge inhibit
bool FC : 1; // Full-charged is detected
bool OTD : 1; // Overtemperature in discharge condition is detected
bool OTC : 1; // Overtemperature in charge condition is detected
bool SLEEP : 1; // Device is operating in SLEEP mode when set
bool OCVFAIL : 1; // Status bit indicating that the OCV reading failed due to current
bool OCVCOMP : 1; // An OCV measurement update is complete
bool FD : 1; // Full-discharge is detected
} BatteryStatus;
typedef struct {
// Low byte, Low bit first
bool CALMD : 1;
bool SEC0 : 1;
bool SEC1 : 1;
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;
} OperationStatus;
typedef struct {
uint16_t full_charge_cap;
uint16_t design_cap;
uint16_t EMF;
uint16_t C0;
uint16_t R0;
uint16_t T0;
uint16_t R1;
uint8_t TC;
uint8_t C1;
uint16_t DOD0;
uint16_t DOD10;
uint16_t DOD20;
uint16_t DOD30;
uint16_t DOD40;
uint16_t DOD50;
uint16_t DOD60;
uint16_t DOD70;
uint16_t DOD80;
uint16_t DOD90;
uint16_t DOD100;
} ParamCEDV;
/** Initialize Driver */
void bq27220_init(const ParamCEDV* cedv);
/** Get battery voltage in mV or error */
uint16_t bq27220_get_voltage();
/** Get current in mA or error*/
int16_t bq27220_get_current();
/** Get battery status */
uint8_t bq27220_get_battery_status(BatteryStatus* battery_status);
/** Get operation status */
uint8_t bq27220_get_operation_status(OperationStatus* operation_status);
/** Get temperature in units of 0.1°K */
uint16_t bq27220_get_temperature();
/** Get compensated full charge capacity in in mAh */
uint16_t bq27220_get_full_charge_capacity();
/** Get design capacity in mAh */
uint16_t bq27220_get_design_capacity();
/** Get remaining capacity in in mAh */
uint16_t bq27220_get_remaining_capacity();
/** Get predicted remaining battery capacity in percents */
uint16_t bq27220_get_state_of_charge();
/** Get ratio of full charge capacity over design capacity in percents */
uint16_t bq27220_get_state_of_health();
void bq27220_change_design_capacity(uint16_t capacity);