https://devzone.nordicsemi.com/f/nordic-q-a/53861/connection-judgment-by-device-nameOS in development environment ：Windows7 HARD :(Taiyo Yuden)EBSHSN Series Evaluation Board : Central / Peripherals CPU :(Nordic) nRF52832 / ARMR Cortex-M4F 32 bit processor 28-pin Land Grid Array / 15GPIOs / SWD Soft Ver:nRF5_SDK_15.3.0_59ac345 Sampleen-USTelligent Community 13Thu, 31 Oct 2019 14:22:57 GMThttps://devzone.nordicsemi.com/thread/217801?ContentTypeID=1Thu, 31 Oct 2019 14:22:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:087660d0-88f9-4f10-9b34-76e234de4ba2Amanda Hsieh<p>Hi,&nbsp;</p> <p><span></span></p> <p>Please look at how the central finds the peripheral. For instance, the central may filter what peripheral to connect to based on advertised name, or advertised service UUID.&nbsp;T<span>he ble_multilink_central example will filter on the device name while ble_app_uart_c will filter on UUID. Please see&nbsp;<a title="Software Development Kit" href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v15.3.0/lib_ble_scan.html?resultof=%22%6e%72%66%5f%62%6c%65%5f%73%63%61%6e%5f%66%69%6c%74%65%72%5f%73%65%74%22%20">nRF5 SDK v15.3.0: Scanning Module</a>.</span></p> <p>-Amanda H.</p><div style="clear:both;"></div>