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Compilation for blackpill_f411ce ends in error openr.c:(.text._open_r+0x10): undefined reference to `_open' #801
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Hi @brightproject, the issue tracker in this repository is not the right place to ask project-specific questions. Anyway, v6.1.1 is 4 years old, there have been plenty of changes in both - the underlying frameworks and the |
Thanks @valeros for the kind words and explanations. |
The build for
|
I am compiling the example code from
Under
esp32
the code is compiling and working perfectly.For
stm32
everything is much more interesting and confusing.If I select board
genericSTM32F103CB
, and versionplatformio/ststm32@^6.1.1
, then the code is compiled and everything isOK
.With newer versions the code does not compile.
If I select board
genericSTM32F411CE
, then the code is not compiled, neither with version17.5.0
nor with the newest one.The error is always like this:
note that I try to use flags:
Doesn't give any results.
I will hope for help from the community.
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