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jcRuan · 2020-05-19

The error message like as:Core/Startup/startup_stm32f765vitx.o: In function `LoopFillZerobss':J:/STM32PRJ/CB_ENV/MS220_F765VI/VIDEOBOARD_V9A/20200520/Debug/../Core/Startup/startup_stm32f765vitx.s:97: undefined reference to `main'collect2.exe: error:...

jcRuan · 2020-05-21

Hi @alister Sorry, I misunderstood what you meant, but i solved this problem, thanks your help.The setting steps is:Generate (or regenerate) code.Mouse click right on the project icon as: Select "Convert to C++" item as:Change main.c to main.cpp( ...

jcRuan · 2020-05-21

Hi @alister I'm not defining it, add extern "c" before function name directly.I don't found main.o in object.list ,because use main.cpp (i guess), the file content following："Application/system/sys_test.o""Core/Src/gpio.o""Core/Src/i2c.o""Core/Src/s...

jcRuan · 2020-05-20

Hi @alister Thanks your replay.I try to put extern "c" before the main() function but it doesn't work, the error message is the same. the code snippet following:extern "C" { int main(void) { /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ ...

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Using STM32CubeMX generate code for STM32CubeIDE and than change main.c to main.cpp, and build project will show up undefined reference to 'main' error.

Re: Using STM32CubeMX generate code for STM32CubeIDE and than change main.c to main.cpp, and build project will show up undefined reference to 'main' error.

Re: Using STM32CubeMX generate code for STM32CubeIDE and than change main.c to main.cpp, and build project will show up undefined reference to 'main' error.

Re: Using STM32CubeMX generate code for STM32CubeIDE and than change main.c to main.cpp, and build project will show up undefined reference to 'main' error.