flipperzero-firmware/lib/drivers/bq27220.c

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#include "bq27220.h"
#include "bq27220_reg.h"
#include <api-hal-i2c.h>
#include <stdbool.h>
uint16_t bq27220_read_word(uint8_t address) {
uint8_t buffer[2] = {address};
uint16_t ret;
with_api_hal_i2c(
uint16_t, &ret, () {
if(api_hal_i2c_trx(
POWER_I2C, BQ27220_ADDRESS, buffer, 1, buffer, 2, BQ27220_I2C_TIMEOUT)) {
return *(uint16_t*)buffer;
} else {
return 0;
}
});
return ret;
}
bool bq27220_control(uint16_t control) {
bool ret;
with_api_hal_i2c(
bool, &ret, () {
uint8_t buffer[3];
buffer[0] = CommandControl;
buffer[1] = (control >> 8) & 0xFF;
buffer[2] = control & 0xFF;
return api_hal_i2c_tx(POWER_I2C, BQ27220_ADDRESS, buffer, 3, BQ27220_I2C_TIMEOUT);
});
return ret;
}
void bq27220_init() {
bq27220_control(Control_ENTER_CFG_UPDATE);
bq27220_control(Control_SET_PROFILE_2);
bq27220_control(Control_EXIT_CFG_UPDATE);
}
uint16_t bq27220_get_voltage() {
return bq27220_read_word(CommandVoltage);
}
int16_t bq27220_get_current() {
return bq27220_read_word(CommandCurrent);
}
uint8_t bq27220_get_battery_status(BatteryStatus* battery_status) {
uint16_t data = bq27220_read_word(CommandBatteryStatus);
if(data == BQ27220_ERROR) {
return BQ27220_ERROR;
} else {
*(uint16_t*)battery_status = data;
return BQ27220_SUCCESS;
}
}
uint8_t bq27220_get_operation_status(OperationStatus* operation_status) {
uint16_t data = bq27220_read_word(CommandOperationStatus);
if(data == BQ27220_ERROR) {
return BQ27220_ERROR;
} else {
*(uint16_t*)operation_status = data;
return BQ27220_SUCCESS;
}
}
uint16_t bq27220_get_temperature() {
return bq27220_read_word(CommandTemperature);
}
uint16_t bq27220_get_full_charge_capacity() {
return bq27220_read_word(CommandFullChargeCapacity);
}
uint16_t bq27220_get_remaining_capacity() {
return bq27220_read_word(CommandRemainingCapacity);
}
uint16_t bq27220_get_state_of_charge() {
return bq27220_read_word(CommandStateOfCharge);
}
uint16_t bq27220_get_state_of_health() {
return bq27220_read_word(CommandStateOfHealth);
}