I want to test a module, which is based on the nrf52840 development board and connected to the PC through a micro USB 2.0 cable, which runs on the AC6 tools system workbench platform. But using openocd debug, I don't know how to configure.

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I don't know how to configure the config options of debug,using openocd debug. And I can't find nrf52.cfg file in system workbench, it seems that a interface file is also needed.

So,how I should configure this ?In other words,"-f" and "-s" how to choose?

The interface is similar to the following：