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RKnoe · 2019-06-21

I try to set up an USB CDC project for a STM32L412KB Nucleo32 board using CubeIDE.I activated the USB connection and the USB middleware with the default USB CDC setup.If I run this code, it ends in the hardfault handler with INVSTATE raised during th...

RKnoe · 2019-07-22

Yes. For me the reason was a forgotten ISR definition in the Startup/startup_stm32l412kbux.s file. It should contain: .word 0 .word COMP_IRQHandler .word LPTIM1_IRQHandler .word LPTIM2_IRQHandler .word USB_IRQHandler .word DMA...

RKnoe · 2019-06-24

I tried it with even 0x2000 for stack and heap (which would have be a tremendous waste of RAM) - and it didn't work.But this time I noticed the solution when single-stepping through the USB initialization: USB_EnableGlobalInt() has been called by HA...

RKnoe · 2019-06-21

Thank you very much for your answer! I would never expected something like this - but unfortunately, this doesn't seems to be the answer.I set up __io_putchar and verified that it is usable by printing in the main loop (and disabling MX_USB_DEVICE_In...

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STM32L412 hardfault while using minimal CubeIDE example.

Re: STM32L412 hardfault while using minimal CubeIDE example.

Re: STM32L412 hardfault while using minimal CubeIDE example.

Re: STM32L412 hardfault while using minimal CubeIDE example.