sd_ble_gattc_primary_services_discover()

uint32_t sd_ble_gattc_primary_services_discover	(	uint16_t	conn_handle,
		uint16_t	start_handle,
		ble_uuid_t const *	p_srvc_uuid )

#include <ble_gattc.h>

Initiate or continue a GATT Primary Service Discovery procedure.

This function initiates or resumes a Primary Service discovery procedure, starting from the supplied handle. If the last service has not been reached, this function must be called again with an updated start handle value to continue the search. See also ble_gattc_opt_uuid_disc_t.

Events generated

BLE_GATTC_EVT_PRIM_SRVC_DISC_RSP

Relevant Message Sequence Charts

GATTC Primary Service Discovery

Parameters

[in]	conn_handle	The connection handle identifying the connection to perform this procedure on.
[in]	start_handle	Handle to start searching from.
[in]	p_srvc_uuid	Pointer to the service UUID to be found. If it is NULL, all primary services will be returned.

Return values

NRF_SUCCESS	Successfully started or resumed the Primary Service Discovery procedure.
BLE_ERROR_INVALID_CONN_HANDLE	Invalid Connection Handle.
NRF_ERROR_INVALID_STATE	Invalid Connection State.
NRF_ERROR_INVALID_PARAM	Invalid parameter(s) supplied.
NRF_ERROR_BUSY	Client procedure already in progress.
NRF_ERROR_TIMEOUT	There has been a GATT procedure timeout. No new GATT procedure can be performed without reestablishing the connection.