why _malloc_r() running from printf() access invalid address (0x800000) and causes BusFault
Hi,I am testing ThresholdDetection example of FlightSense on Nucleo_STM32F401RE, the code works fine with default setting as 4x4 resolution in MX_53L5A1_ThresholdDetection_Process(). Changing resolution to 8x8, printf() goes into HardFault_Handler(),...