refer to STM32 STDIO pin redefinition by jeromecoutant · Pull Request #6041 · ARMmbed/mbed-os · GitHub, i looking for example setting PlatformIO for mbed platform for target_override STDIO pin on STM32, How can i do that?
Thank you:slight_smile:
it fixed it with build options in platformio.ini to define the value, by follows Where to put mbed_app.json files - #2 by ivankravets