flipperzero-firmware/lib/drivers/bq27220.c
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

167 lines
5.0 KiB
C

#include "bq27220.h"
#include "bq27220_reg.h"
#include <api-hal-i2c.h>
#include <api-hal-delay.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 & 0xFF;
buffer[2] = (control >> 8) & 0xFF;
return api_hal_i2c_tx(POWER_I2C, BQ27220_ADDRESS, buffer, 3, BQ27220_I2C_TIMEOUT);
});
return ret;
}
uint8_t bq27220_get_checksum(uint8_t* data, uint16_t len) {
uint8_t ret = 0;
for(uint16_t i = 0; i < len; i++) {
ret += data[i];
}
return 0xFF - ret;
}
bool bq27220_set_parameter_u16(uint16_t address, uint16_t value) {
bool ret;
uint8_t buffer[5];
with_api_hal_i2c(
bool, &ret, () {
buffer[0] = CommandSelectSubclass;
buffer[1] = address & 0xFF;
buffer[2] = (address >> 8) & 0xFF;
buffer[3] = (value >> 8) & 0xFF;
buffer[4] = value & 0xFF;
return api_hal_i2c_tx(POWER_I2C, BQ27220_ADDRESS, buffer, 5, BQ27220_I2C_TIMEOUT);
});
uint8_t checksum = bq27220_get_checksum(&buffer[1], 4);
with_api_hal_i2c(
bool, &ret, () {
buffer[0] = CommandMACDataSum;
buffer[1] = checksum;
buffer[2] = 6;
return api_hal_i2c_tx(POWER_I2C, BQ27220_ADDRESS, buffer, 3, BQ27220_I2C_TIMEOUT);
});
return ret;
}
void bq27220_init(const ParamCEDV* cedv) {
uint32_t timeout = 100;
OperationStatus status = {};
bq27220_control(Control_ENTER_CFG_UPDATE);
while((status.CFGUPDATE != 1) && (timeout-- > 0)) {
bq27220_get_operation_status(&status);
}
bq27220_set_parameter_u16(AddressFullChargeCapacity, cedv->full_charge_cap);
delay_us(15000);
bq27220_set_parameter_u16(AddressDesignCapacity, cedv->design_cap);
delay_us(15000);
bq27220_set_parameter_u16(AddressEMF, cedv->EMF);
delay_us(15000);
bq27220_set_parameter_u16(AddressC0, cedv->C0);
delay_us(15000);
bq27220_set_parameter_u16(AddressR0, cedv->R0);
delay_us(15000);
bq27220_set_parameter_u16(AddressT0, cedv->T0);
delay_us(15000);
bq27220_set_parameter_u16(AddressR1, cedv->R1);
delay_us(15000);
bq27220_set_parameter_u16(AddressTC, (cedv->TC) << 8 | cedv->C1);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD0, cedv->DOD0);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD10, cedv->DOD10);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD20, cedv->DOD20);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD30, cedv->DOD30);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD40, cedv->DOD40);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD50, cedv->DOD40);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD60, cedv->DOD60);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD70, cedv->DOD70);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD80, cedv->DOD80);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD90, cedv->DOD90);
delay_us(15000);
bq27220_set_parameter_u16(AddressStartDOD100, cedv->DOD100);
delay_us(15000);
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_design_capacity() {
return bq27220_read_word(CommandDesignCapacity);
}
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);
}