ble_gattc_disc_svc_by_uuid() function
Initiates GATT procedure: Discover Primary Service by Service UUID.
Arguments
conn_handle
The connection over which to execute the procedure.
uuid
The 128-bit UUID of the service to discover.
cb
The function to call to report procedure status updates; null for no callback.
cb_arg
The optional argument to pass to the callback function.
Return value
0 on success; nonzero on failure.