HardFault by stack overflow(maybe) but not break in HardFault_Handler()
I am using the STM32H562VGT6 and IAR Workbench. I have set up a 4kHz interrupt with LPTIM3 and started transmitting 32 bytes of data using HAL_SPI_Transmit_DMA. If I break and resume execution after starting the timer interrupt, the SP becomes 0xffff...