Jlink_ob-固件-STM32F103-2012

J-Link OB is an on-board debug probe as part of YOUR eval board. The microcontroller has a USB-interface on one side and a JTAG/SWD + SWO etc. interface on the device side. It allows debugging the target device on the board it comes with, without the need for an additional debug probe. J-Link OB is used on various eval boards by several eval board manufacturers for various target CPUs