mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-11-24 13:33:06 +00:00
72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
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#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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