STM32F103C8T6 as ST LINK V2

Using an STM32F103C8T6 as an ST LINK V2

based on Using blue pill stm32f103c8t6 as st-link
If you have multiple stm32f103c8t6 boards you may use one as a programmer:

Future work:

Add emphasis directing attention to the comment that: skoehler wrote 05/19/2019 at 16:51 The bootloader link above links to the protected bootloader. I believe, this bootloader protects the flash from tampering with, something that people may not want, especially if they want to repurpose their blue pill later. There are also bootloaders, where that flash protection has been disabled: https://github.com/Krakenw/Stlink-Bootloaders