battery.h File Reference

Battery Service declarations.

Copyright (c) 2017-2018 Microchip Technology Inc. and its subsidiaries.

#include "at_ble_api.h"
#include "ble_manager.h"

Data Structures
struct	bat_gatt_service_handler

Macros
#define	BAT_CHAR_PRESENTATION_FORMAT_DESCRIPTOR   0x1000
	Characteristic presentation format descriptor. More...
#define	BAT_CHAR_PRESENTATION_FORMAT_EXPONENT   0x00
	Characteristic presentation format exponent. More...
#define	BAT_CHAR_PRESENTATION_FORMAT_NAMESPACE   0x01
	Characteristic presentation format namespace. More...
#define	BAT_CHAR_PRESENTATION_FORMAT_UNIT   BAT_SERVICE_UUID
	Characteristic presentation format unit. More...
#define	BAT_CHAR_PRESENTATION_FORMAT_VALUE   0x04
	characteristic presentation format value More...

Typedefs
typedef struct bat_gatt_service_handler	bat_gatt_service_handler_t

Functions
at_ble_status_t	bat_char_changed_event (bat_gatt_service_handler_t *battery_service, at_ble_characteristic_changed_t *characteristic_changed_param)
	function to check the client characteristic configuration value. More...
void	bat_init_service (bat_gatt_service_handler_t *battery_serv, uint8_t *battery_value)
	Battery service and characteristic initialization(Called only once by user). More...
at_ble_status_t	bat_primary_service_define (bat_gatt_service_handler_t *battery_service)
	Register a battery service instance inside stack. More...
at_ble_status_t	bat_update_char_value (at_ble_handle_t conn_handle, bat_gatt_service_handler_t *battery_serv, uint8_t char_data, bool notify)
	Update the battery characteristic value after defining the services using bat_primary_service_define. More...

#define BAT_CHAR_PRESENTATION_FORMAT_DESCRIPTOR   0x1000

Characteristic presentation format descriptor.

Referenced by bat_init_service().

#define BAT_CHAR_PRESENTATION_FORMAT_EXPONENT   0x00

Characteristic presentation format exponent.

Referenced by bat_init_service().

#define BAT_CHAR_PRESENTATION_FORMAT_NAMESPACE   0x01

Characteristic presentation format namespace.

Referenced by bat_init_service().

#define BAT_CHAR_PRESENTATION_FORMAT_UNIT   BAT_SERVICE_UUID

Characteristic presentation format unit.

Referenced by bat_init_service().

#define BAT_CHAR_PRESENTATION_FORMAT_VALUE   0x04

characteristic presentation format value

typedef struct bat_gatt_service_handler bat_gatt_service_handler_t

at_ble_status_t bat_char_changed_event	(	bat_gatt_service_handler_t *	battery_service,
		at_ble_characteristic_changed_t *	characteristic_changed_param
	)

function to check the client characteristic configuration value.

Parameters

[in]	battery_service	battery service instance
[in]	characteristic_changed_param	characteristic changed at_ble_characteristic_changed_t

Returns

AT_BLE_SUCCESS when matches with BAS CCCD

AT_BLE_FAILURE when doesn't matches with BAS CCCD

References AT_BLE_FAILURE, AT_BLE_PRF_NTF_DISABLED, AT_BLE_SUCCESS, at_ble_characteristic_changed_t::char_handle, at_ble_characteristic_changed_t::char_new_value, at_ble_characteristic_t::client_config_handle, and bat_gatt_service_handler::serv_chars.

Referenced by ble_char_changed_app_event().

void bat_init_service	(	bat_gatt_service_handler_t *	battery_serv,
		uint8_t *	battery_value
	)

Battery service and characteristic initialization(Called only once by user).

Parameters

[in]

battery_serv

battery service instance

Returns

none

Battery service and characteristic initialization(Called only once by user).

References ALL_UNUSED, AT_BLE_ATTR_NO_PERMISSIONS, AT_BLE_ATTR_READABLE_NO_AUTHN_NO_AUTHR, AT_BLE_ATTR_READABLE_REQ_AUTHN_NO_AUTHR, AT_BLE_ATTR_WRITABLE_NO_AUTHN_NO_AUTHR, AT_BLE_ATTR_WRITABLE_REQ_AUTHN_NO_AUTHR, AT_BLE_CHAR_NOTIFY, AT_BLE_CHAR_READ, AT_BLE_PRES_FORMAT_UINT8, AT_BLE_UUID_16, BAT_CHAR_BAT_LEVEL_UUID, BAT_CHAR_PRESENTATION_FORMAT_DESCRIPTOR, BAT_CHAR_PRESENTATION_FORMAT_EXPONENT, BAT_CHAR_PRESENTATION_FORMAT_NAMESPACE, BAT_CHAR_PRESENTATION_FORMAT_UNIT, BAT_SERVICE_UUID, at_ble_characteristic_t::char_val_handle, at_ble_characteristic_t::client_config_handle, at_ble_characteristic_t::client_config_permissions, at_ble_char_presentation_t::description, at_ble_char_presentation_t::exponent, at_ble_char_presentation_t::format, at_ble_characteristic_t::init_value, at_ble_char_presentation_t::name_space, NULL, presentation_format, at_ble_characteristic_t::presentation_format, at_ble_characteristic_t::properties, bat_gatt_service_handler::serv_chars, bat_gatt_service_handler::serv_handle, bat_gatt_service_handler::serv_uuid, at_ble_characteristic_t::server_config_handle, at_ble_characteristic_t::server_config_permissions, at_ble_uuid_t::type, at_ble_char_presentation_t::unit, at_ble_characteristic_t::user_desc, at_ble_characteristic_t::user_desc_handle, at_ble_characteristic_t::user_desc_len, at_ble_characteristic_t::user_desc_max_len, at_ble_characteristic_t::user_desc_permissions, at_ble_uuid_t::uuid, at_ble_characteristic_t::uuid, at_ble_characteristic_t::value_init_len, at_ble_characteristic_t::value_max_len, and at_ble_characteristic_t::value_permissions.

Referenced by ble_disconnected_app_event(), and main().

at_ble_status_t bat_primary_service_define

(

bat_gatt_service_handler_t *

battery_service

)

Register a battery service instance inside stack.

Parameters

[in]

battery_service

battery service instance

Returns

AT_BLE_SUCCESS operation completed successfully

AT_BLE_FAILURE Generic error.

Register a battery service instance inside stack.

References at_ble_primary_service_define(), NULL, bat_gatt_service_handler::serv_chars, bat_gatt_service_handler::serv_handle, and bat_gatt_service_handler::serv_uuid.

Referenced by ble_disconnected_app_event(), and main().

at_ble_status_t bat_update_char_value	(	at_ble_handle_t	conn_handle,
		bat_gatt_service_handler_t *	battery_serv,
		uint8_t	char_data,
		bool	notify
	)

Update the battery characteristic value after defining the services using bat_primary_service_define.

Parameters

[in]	conn_handle	connection handle
[in]	battery_serv	battery service instance
[in]	char_data	New battery level
[in]	notify	flag to send the notification

Returns

AT_BLE_SUCCESS operation completed successfully

AT_BLE_FAILURE Generic error.

Update the battery characteristic value after defining the services using bat_primary_service_define.

References at_ble_characteristic_value_set(), at_ble_notification_send(), AT_BLE_SUCCESS, at_ble_characteristic_t::char_val_handle, DBG_LOG, DBG_LOG_DEV, and bat_gatt_service_handler::serv_chars.

Referenced by bas_send_notification(), and bat_custom_event().