zmk_mf68/app/drivers/sensor/battery/battery_common.h
Joel Spadin a6de43e665 feat: Add nrf VDDH battery driver
Added a driver which uses the nRF52's ADC channel on the VDDH pin to
read the battery voltage when using high voltage mode.
2021-07-24 23:39:13 -05:00

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C

/*
* Copyright (c) 2021 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <drivers/sensor.h>
#include <stdint.h>
struct battery_value {
uint16_t adc_raw;
uint16_t millivolts;
uint8_t state_of_charge;
};
int battery_channel_get(const struct battery_value *value, enum sensor_channel chan,
struct sensor_value *val_out);
uint8_t lithium_ion_mv_to_pct(int16_t bat_mv);