ble_bas_battery_level_update()

uint32_t ble_bas_battery_level_update	(	struct ble_bas *	bas,
		uint16_t	conn_handle,
		uint8_t	battery_level )

#include <ble_bas.h>

Update battery level.

Updates the battery level in the GATT database and sends a notification if the notification bit in the CCCD is set for conn_handle.

Parameters

bas	Battery service.
conn_handle	Connection handle.
battery_level	Battery level (in percent of full capacity) or BLE_BAS_BATTERY_LEVEL_LAST to notify the last value.

Return values

NRF_SUCCESS	On success.
NRF_ERROR_NULL	If bas is NULL.
NRF_ERROR_INVALID_PARAM	If battery_level is outside of the valid range (0-100) and not equal to BLE_BAS_BATTERY_LEVEL_LAST.

Returns

In addition, this function may return any error returned by the following SoftDevice functions:

• sd_ble_gatts_value_set()
• sd_ble_gatts_hvx()