ltc4162l.c File Reference

#include <stdint.h>
#include <stdlib.h>
#include <errno.h>
#include "no_os_util.h"
#include "no_os_delay.h"
#include "no_os_alloc.h"
#include "no_os_i2c.h"
#include "ltc4162l.h"

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Functions
int	ltc4162l_reg_write (struct ltc4162l_desc *dev, uint8_t addr, uint16_t val)
	Write to a register of the LTC4162L. More...
int	ltc4162l_reg_read (struct ltc4162l_desc *dev, uint8_t addr, uint16_t *val)
	Read from a register of the LTC4162L. More...
int	ltc4162l_reg_update (struct ltc4162l_desc *dev, uint8_t addr, uint16_t mask, uint16_t val)
	Update a register of the LTC4162L. More...
int	ltc4162l_init (struct ltc4162l_desc **device, struct ltc4162l_init_param *init_param)
	Initialize the LTC4162L device. More...
int	ltc4162l_remove (struct ltc4162l_desc *dev)
	Free the resources allocated by ltc4162l_init() More...
int	ltc4162l_get_cell_count (struct ltc4162l_desc *dev, uint16_t *val)
	Get the number of cells. More...
int	ltc4162l_get_chem_type (struct ltc4162l_desc *dev, uint16_t *val)
	Get the chemistry type. More...
int	ltc4162l_get_charger_state (struct ltc4162l_desc *dev, uint16_t *val)
	Get the charger state. More...
int	ltc4162l_get_charge_status (struct ltc4162l_desc *dev, uint16_t *val)
	Get the charge status. More...
int	ltc4162l_get_online_status (struct ltc4162l_desc *dev, uint16_t *val)
	Get the online status. More...
int	ltc4162l_read_vbat (struct ltc4162l_desc *dev, uint16_t *val)
	Get the battery voltage. More...
int	ltc4162l_read_avg_vbat (struct ltc4162l_desc *dev, uint16_t *val)
	Get the average battery voltage. More...
int	ltc4162l_read_ibat (struct ltc4162l_desc *dev, uint16_t *val)
	Get the battery current. More...
int	ltc4162l_read_input_voltage (struct ltc4162l_desc *dev, uint16_t *val)
	Get the input voltage. More...
int	ltc4162l_read_input_current (struct ltc4162l_desc *dev, uint16_t *val)
	Get the input current. More...
int	ltc4162l_get_icharge_setting (struct ltc4162l_desc *dev, uint16_t *val)
	Get icharge setting. More...
int	ltc4162l_set_icharge_setting (struct ltc4162l_desc *dev, uint16_t val)
	Set icharge setting. More...
int	ltc4162l_get_icharge (struct ltc4162l_desc *dev, uint16_t *val)
	Get icharge value. More...
int	ltc4162l_get_vcharge_setting (struct ltc4162l_desc *dev, uint16_t *val)
	Get the vcharge setting. More...
int	ltc4162l_set_vcharge_setting (struct ltc4162l_desc *dev, uint16_t val)
	Set the vcharge setting. More...
int	ltc4162l_get_iin_limit (struct ltc4162l_desc *dev, uint16_t *val)
	Get the iin limit. More...
int	ltc4162l_set_iin_limit (struct ltc4162l_desc *dev, uint16_t val)
	Set the iin limit. More...
int	ltc4162l_get_die_temp (struct ltc4162l_desc *dev, uint16_t *val)
	Get the die temperature. More...
int	ltc4162l_get_term_current (struct ltc4162l_desc *dev, uint16_t *val)
	Get the term current. More...
int	ltc4162l_set_term_current (struct ltc4162l_desc *dev, uint16_t val)
	Set the term current. More...
int	ltc4162l_get_telemetry (struct ltc4162l_desc *dev, uint16_t *val)
	Get the telemetry. More...
int	ltc4162l_set_telemetry (struct ltc4162l_desc *dev, uint16_t val)
	Set the telemetry. More...

Variables
const struct ltc4162l_chip_info	ltc4162l_infos []
	LTC4162x chip information. More...

Function Documentation

ltc4162l_get_cell_count()

int ltc4162l_get_cell_count	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the number of cells.

Parameters

dev	- The LTC4162L device structure.
val	- The number of cells.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_get_charge_status()

int ltc4162l_get_charge_status	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the charge status.

Parameters

dev	- The LTC4162L device structure.
val	- The charge status.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_get_charger_state()

int ltc4162l_get_charger_state	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the charger state.

Parameters

dev	- The LTC4162L device structure.
val	- The charger state.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_get_chem_type()

int ltc4162l_get_chem_type	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the chemistry type.

Parameters

dev	- The LTC4162L device structure.
val	- The chemistry type.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_get_die_temp()

int ltc4162l_get_die_temp	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the die temperature.

Parameters

dev	- The LTC4162L device structure.
val	- The die temperature.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_get_icharge()

int ltc4162l_get_icharge	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get icharge value.

Parameters

dev	- The LTC4162L device structure.
val	- The icharge value.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_get_icharge_setting()

int ltc4162l_get_icharge_setting	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get icharge setting.

Parameters

dev	- The LTC4162L device structure.
val	- The icharge setting.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_get_iin_limit()

int ltc4162l_get_iin_limit	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the iin limit.

Parameters

dev	- The LTC4162L device structure.
val	- The iin limit.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_get_online_status()

int ltc4162l_get_online_status	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the online status.

Parameters

dev	- The LTC4162L device structure.
val	- The online status.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_get_telemetry()

int ltc4162l_get_telemetry	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the telemetry.

Parameters

dev	- The LTC4162L device structure.
val	- The telemetry.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_get_term_current()

int ltc4162l_get_term_current	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the term current.

Parameters

dev	- The LTC4162L device structure.
val	- The term current.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_get_vcharge_setting()

int ltc4162l_get_vcharge_setting	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the vcharge setting.

Parameters

dev	- The LTC4162L device structure.
val	- The vcharge setting.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_init()

int ltc4162l_init	(	struct ltc4162l_desc **	device,
		struct ltc4162l_init_param *	init_param
	)

Initialize the LTC4162L device.

Parameters

device	- The LTC4162L device structure.
init_param	- The LTC4162L initialization structure.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_read_avg_vbat()

int ltc4162l_read_avg_vbat	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the average battery voltage.

Parameters

dev	- The LTC4162L device structure.
val	- The average battery voltage.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_read_ibat()

int ltc4162l_read_ibat	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the battery current.

Parameters

dev	- The LTC4162L device structure.
val	- The battery current.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_read_input_current()

int ltc4162l_read_input_current	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the input current.

Parameters

dev	- The LTC4162L device structure.
val	- The input current.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_read_input_voltage()

int ltc4162l_read_input_voltage	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the input voltage.

Parameters

dev	- The LTC4162L device structure.
val	- The input voltage.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_read_vbat()

int ltc4162l_read_vbat	(	struct ltc4162l_desc *	dev,
		uint16_t *	val
	)

Get the battery voltage.

Parameters

dev	- The LTC4162L device structure.
val	- The battery voltage.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_reg_read()

int ltc4162l_reg_read	(	struct ltc4162l_desc *	dev,
		uint8_t	addr,
		uint16_t *	val
	)

Read from a register of the LTC4162L.

Parameters

dev	- The LTC4162L device structure.
addr	- The address of the register to read from.
val	- The value read from the register.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_reg_update()

int ltc4162l_reg_update	(	struct ltc4162l_desc *	dev,
		uint8_t	addr,
		uint16_t	mask,
		uint16_t	val
	)

Update a register of the LTC4162L.

Parameters

dev	- The LTC4162L device structure.
addr	- The address of the register to update.
mask	- The mask to apply to the register.
val	- The value to write to the register.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_reg_write()

int ltc4162l_reg_write	(	struct ltc4162l_desc *	dev,
		uint8_t	addr,
		uint16_t	val
	)

Write to a register of the LTC4162L.

Parameters

dev	- The LTC4162L device structure.
addr	- The address of the register to write to.
val	- The value to write to the register.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_remove()

int ltc4162l_remove

(

struct ltc4162l_desc *

dev

)

Free the resources allocated by ltc4162l_init()

Parameters

dev	- The LTC4162L device structure.

Returns

0 in case of success, negative error code otherwise.

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ltc4162l_set_icharge_setting()

int ltc4162l_set_icharge_setting	(	struct ltc4162l_desc *	dev,
		uint16_t	val
	)

Set icharge setting.

Parameters

dev	- The LTC4162L device structure.
val	- The icharge setting.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_set_iin_limit()

int ltc4162l_set_iin_limit	(	struct ltc4162l_desc *	dev,
		uint16_t	val
	)

Set the iin limit.

Parameters

dev	- The LTC4162L device structure.
val	- The iin limit.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_set_telemetry()

int ltc4162l_set_telemetry	(	struct ltc4162l_desc *	dev,
		uint16_t	val
	)

Set the telemetry.

Parameters

dev	- The LTC4162L device structure.
val	- The telemetry.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_set_term_current()

int ltc4162l_set_term_current	(	struct ltc4162l_desc *	dev,
		uint16_t	val
	)

Set the term current.

Parameters

dev	- The LTC4162L device structure.
val	- The term current.

Returns

0 in case of success, negative error code otherwise.

ltc4162l_set_vcharge_setting()

int ltc4162l_set_vcharge_setting	(	struct ltc4162l_desc *	dev,
		uint16_t	val
	)

Set the vcharge setting.

Parameters

dev	- The LTC4162L device structure.
val	- The vcharge setting.

Returns

0 in case of success, negative error code otherwise.

Variable Documentation

ltc4162l_infos

const struct ltc4162l_chip_info ltc4162l_infos[]

LTC4162x chip information.