Fake ST-Link V2

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Alternative firmware with nRST support for STM32

Pre-built combined binaries

Installing dapboot

sudo dnf install dfu-util

You need a second ST-Link for flashing the other one. Open up the case an connect the swd pins. 

git clone https://github.com/devanlai/dapboot
cd src
make TARGET=STLINK
openocd -f /usr/share/openocd/scripts/interface/stlink.cfg -f /usr/share/openocd/scripts/target/stm32f1x.cfg -c 'init' -c 'reset halt' -c
 'stm32f1x unlock 0' -c 'reset halt' -c ' program dapboot.elf verify reset exit'

Installing dap42

git clone https://github.com/devanlai/dapboot
cd src
make TARGET=STM32F103-DFUBOOT
make TARGET=STM32F103-DFUBOOT dfu-flash