DFU processhttps://devzone.nordicsemi.com/f/nordic-q-a/60646/dfu-processHi , I use the C language and pc-ble-driver to development a PC tool. Now I can use handle to establish connection. How can I use the pc-ble-driver update the target device? Can you provide some example program references?en-USTelligent Community 13Fri, 24 Apr 2020 10:59:57 GMTRE: DFU processhttps://devzone.nordicsemi.com/thread/246469?ContentTypeID=1Fri, 24 Apr 2020 10:59:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:18bd16c2-83d6-4313-83a6-c3599304e825bjorn-spockeli<p>Hi Peter,&nbsp;</p> <p>we allready have a pc tool that allows you to perform Device Firmware updates Over-the-Air and Serially, see the&nbsp;<a class="" title="nRF Util" href="https://infocenter.nordicsemi.com/topic/ug_nrfutil/UG/nrfutil/nrfutil_intro.html?cp=8_5">nRF Util</a>&nbsp;section on the Nordic Infocenter. You can find the source code for the nRF Util tool on&nbsp;<a href="https://github.com/NordicSemiconductor/pc-nrfutil">https://github.com/NordicSemiconductor/pc-nrfutil</a></p> <p>Best regards</p> <p>Bj&oslash;rn</p><div style="clear:both;"></div>