Inheritance diagram for cdc::hal::BQ25895Power:

Public Member Functions
	BQ25895Power ()=default
IService implementation
bool	init () override
	Initializes charger hardware and applies safe boot defaults.
bool	start () override
	Starts power manager service state.
void	stop () override
	Stops power manager service state.
core::ServiceState	getState () const override
const char *	getName () const override
IPowerManager implementation
uint16_t	getBatteryVoltage () const override
	Returns measured battery voltage in millivolts.
uint8_t	getBatteryPercent () const override
	Estimates battery percentage from measured voltage.
bool	isUsbConnected () const override
	Returns cached USB power presence.
PowerSource	getPowerSource () const override
	Returns current active power source.
ChargeStatus	getChargeStatus () const override
	Returns cached charge-state machine value.
bool	isBatteryLow () const override
	Indicates low-battery threshold state.
bool	isBatteryCritical () const override
	Indicates critical-battery threshold state.
bool	isBatteryPresent () const override
	Returns whether a battery is considered present.
void	setChargingEnabled (bool enabled) override
	Enables or effectively disables charging current.
void	enterShipMode () override
	Requests battery ship mode via BATFET disconnect.
void	update () override
	Periodic power-manager update handling watchdog and IRQ-driven refresh.
void	refresh () override
	Forces a synchronous re-read of charger status registers.
Public Member Functions inherited from cdc::hal::IPowerManager
virtual	~IPowerManager ()=default
Public Member Functions inherited from cdc::core::IService
virtual	~IService ()=default

Detailed Description

BQ25895 Power Manager Implementation

Definition at line 86 of file BQ25895Power.cpp.

Constructor & Destructor Documentation

◆ BQ25895Power()

cdc::hal::BQ25895Power::BQ25895Power ( )

default

Referenced by getBatteryVoltage().

Member Function Documentation

◆ enterShipMode()

void cdc::hal::BQ25895Power::enterShipMode ( )

overridevirtual

Requests battery ship mode via BATFET disconnect.

Implements cdc::hal::IPowerManager.

Definition at line 558 of file BQ25895Power.cpp.

References cdc::hal::BQ_REG_MISC, LOG_E, LOG_I, and TAG.

Referenced by update().

◆ getBatteryPercent()

uint8_t cdc::hal::BQ25895Power::getBatteryPercent ( ) const

overridevirtual

Estimates battery percentage from measured voltage.

Returns: Battery level in percent.

Implements cdc::hal::IPowerManager.

Definition at line 480 of file BQ25895Power.cpp.

References cdc::hal::BATTERY_EMPTY_MV, cdc::hal::BATTERY_FULL_MV, and getBatteryVoltage().

Referenced by isBatteryCritical(), and isBatteryLow().

◆ getBatteryVoltage()

uint16_t cdc::hal::BQ25895Power::getBatteryVoltage ( ) const

overridevirtual

Returns measured battery voltage in millivolts.

Returns: Battery voltage in mV, or 0 on read failure.

Implements cdc::hal::IPowerManager.

Definition at line 457 of file BQ25895Power.cpp.

References BQ25895Power(), cdc::hal::BQ_REG_ADC_CTRL, and cdc::hal::BQ_REG_BATV.

Referenced by getBatteryPercent().

◆ getChargeStatus()

ChargeStatus cdc::hal::BQ25895Power::getChargeStatus ( ) const

overridevirtual

Returns cached charge-state machine value.

Returns: Current charge status enum.

Implements cdc::hal::IPowerManager.

Definition at line 513 of file BQ25895Power.cpp.

◆ getName()

const char * cdc::hal::BQ25895Power::getName ( ) const

inlineoverridevirtual

Get service name (for logging/debugging)

Implements cdc::core::IService.

Definition at line 98 of file BQ25895Power.cpp.

◆ getPowerSource()

PowerSource cdc::hal::BQ25895Power::getPowerSource ( ) const

overridevirtual

Returns current active power source.

Returns: PowerSource::USB or PowerSource::BATTERY.

Implements cdc::hal::IPowerManager.

Definition at line 505 of file BQ25895Power.cpp.

References cdc::hal::BATTERY, and cdc::hal::USB.

◆ getState()

core::ServiceState cdc::hal::BQ25895Power::getState ( ) const

inlineoverridevirtual

Get current service state

Implements cdc::core::IService.

Definition at line 97 of file BQ25895Power.cpp.

◆ init()

bool cdc::hal::BQ25895Power::init ( )

overridevirtual

Initializes charger hardware and applies safe boot defaults.

Returns: true if initialization succeeded.

Implements cdc::core::IService.

Definition at line 215 of file BQ25895Power.cpp.

References BQ25895_ADDR, cdc::hal::BQ_REG_ADC_CTRL, cdc::hal::BQ_REG_CHG_CTRL, cdc::hal::BQ_REG_INPUT_CTRL, cdc::hal::BQ_REG_VENDOR, cdc::hal::BQ_SYS_MIN_MV, cdc::hal::CHARGE_CURRENT_SLOW, cdc::hal::charger_isr(), CHG_IRQ_PIN, cdc::core::ERROR, FLASH_BTN_PIN, cdc::hal::getI2cBus0(), cdc::core::INITIALIZED, LOG_E, LOG_I, cdc::core::STARTED, TAG, and cdc::core::UNINITIALIZED.

◆ isBatteryCritical()

bool cdc::hal::BQ25895Power::isBatteryCritical ( ) const

overridevirtual

Indicates critical-battery threshold state.

Returns: true if battery level is below 5%.

Implements cdc::hal::IPowerManager.

Definition at line 529 of file BQ25895Power.cpp.

References getBatteryPercent().

◆ isBatteryLow()

bool cdc::hal::BQ25895Power::isBatteryLow ( ) const

overridevirtual

Indicates low-battery threshold state.

Returns: true if battery level is below 20%.

Implements cdc::hal::IPowerManager.

Definition at line 521 of file BQ25895Power.cpp.

References getBatteryPercent().

◆ isBatteryPresent()

bool cdc::hal::BQ25895Power::isBatteryPresent ( ) const

overridevirtual

Returns whether a battery is considered present.

Returns: true if battery presence is detected.

Implements cdc::hal::IPowerManager.

Definition at line 537 of file BQ25895Power.cpp.

◆ isUsbConnected()

bool cdc::hal::BQ25895Power::isUsbConnected ( ) const

overridevirtual

Returns cached USB power presence.

Returns: true when USB input is detected.

Implements cdc::hal::IPowerManager.

Definition at line 496 of file BQ25895Power.cpp.

◆ refresh()

void cdc::hal::BQ25895Power::refresh ( )

overridevirtual

Forces a synchronous re-read of charger status registers.

Implements cdc::hal::IPowerManager.

Definition at line 623 of file BQ25895Power.cpp.

◆ setChargingEnabled()

void cdc::hal::BQ25895Power::setChargingEnabled ( bool enabled )

overridevirtual

Enables or effectively disables charging current.

Parameters

enabled Desired charging enable state.

Implements cdc::hal::IPowerManager.

Definition at line 545 of file BQ25895Power.cpp.

References cdc::hal::CHARGE_CURRENT_FAST, cdc::hal::CHARGE_CURRENT_MIN, cdc::hal::CHARGE_CURRENT_SLOW, LOG_I, and TAG.

◆ start()

bool cdc::hal::BQ25895Power::start ( )

overridevirtual

Starts power manager service state.

Returns: true if service is started after the call.

Implements cdc::core::IService.

Definition at line 323 of file BQ25895Power.cpp.

References cdc::core::INITIALIZED, cdc::core::STARTED, and cdc::core::STOPPED.

◆ stop()

void cdc::hal::BQ25895Power::stop ( )

overridevirtual

Stops power manager service state.

Implements cdc::core::IService.

Definition at line 335 of file BQ25895Power.cpp.

References cdc::core::STARTED, and cdc::core::STOPPED.

◆ update()

void cdc::hal::BQ25895Power::update ( )

overridevirtual

Periodic power-manager update handling watchdog and IRQ-driven refresh.

Implements cdc::hal::IPowerManager.

Definition at line 591 of file BQ25895Power.cpp.

References cdc::hal::charger_irq_pending, enterShipMode(), FLASH_BTN_PIN, cdc::hal::kPowerButtonLongPressMs, LOG_W, and TAG.

The documentation for this class was generated from the following file:

components/cdc_hal/src/BQ25895Power.cpp

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ BQ25895Power()

Member Function Documentation

◆ enterShipMode()

◆ getBatteryPercent()

◆ getBatteryVoltage()

◆ getChargeStatus()

◆ getName()

◆ getPowerSource()

◆ getState()

◆ init()

◆ isBatteryCritical()

◆ isBatteryLow()

◆ isBatteryPresent()

◆ isUsbConnected()

◆ refresh()

◆ setChargingEnabled()

◆ start()

◆ stop()

◆ update()