Hi, I don’t think this is possible at the moment for targets which use JLink. But this hopefully is easy to add.
Can you test with this patch:
> On Apr 28, 2017, at 1:26 AM, then yon <yz.t...@free2move.se> wrote: > > Dear Support, > > We trying to load image to specific NRF52 DK by the following command, but > unfortunately it doesn't work. > > newt --extrajtagcmd "-select usb=682605585" load PROJECT_NAME > > Thank you. > > Regards, > Then Yoong Ze