2f14f6dac5
* API HAL I2C: add timeout support. Update I2C API usage by drivers. * F4: Add missing API HAL Vibro implementation.
75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
#pragma once
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#include <stdint.h>
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#include <stdbool.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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typedef struct {
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// Low byte, Low bit first
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bool CALMD : 1;
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bool SEC0 : 1;
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bool SEC1 : 1;
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bool EDV2 : 1;
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bool VDQ : 1;
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bool INITCOMP : 1;
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bool SMTH : 1;
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bool BTPINT : 1;
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// High byte, Low bit first
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uint8_t RSVD1 : 2;
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bool CFGUPDATE : 1;
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uint8_t RSVD0 : 5;
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} OperationStatus;
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/* Initialize Driver */
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void bq27220_init();
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/* Get battery voltage in mV or error */
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uint16_t bq27220_get_voltage();
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/* Get current in mA or error*/
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int16_t bq27220_get_current();
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/* Get battery status */
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uint8_t bq27220_get_battery_status(BatteryStatus* battery_status);
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/* Get operation status */
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uint8_t bq27220_get_operation_status(OperationStatus* operation_status);
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/* Get temperature in units of 0.1°K */
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uint16_t bq27220_get_temperature();
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/* Get compensated full charge capacity in in mAh */
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uint16_t bq27220_get_full_charge_capacity();
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/* Get remaining capacity in in mAh */
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uint16_t bq27220_get_remaining_capacity();
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/* Get predicted remaining battery capacity in percents */
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uint16_t bq27220_get_state_of_charge();
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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();
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