This page is dedicated to Legacy Arduino IDE (1.8.X) usage. Legacy Arduino IDE (1.8.X) can be used only with core version prio to 2.8.0. For core version higher or equal to 2.8.0, see the Getting ...
Requires a ST-Link/V2 or ST-Link/V3 device connected to the PC over USB and to the board via the SWD interface. If not already done, Getting-Started#Install-Arduino ...