• Hard Fault exception
    Hello all, I'm using Atsam3s4a(cortex -m3) with keil Ide. I see my code gets locked in hard fault handler in Startup_sam3s.h (start up file generated by Ide). when i look into fault status registers...
  • Hard fault exception using RTOS and retargetting semihosting
    Hi, I've run into a strange problem using cmsis_os (keil rtx), retargetting of semi-hosting to uart, and interrupts. I have a simple project set up to use cmsis-rtos (importing rtx_cm4.lib) and...
  • fopen hard fault (__sys_open)
    Hello, I am using an STM32F437 MCU with Keil MDK-ARM V4.71a. My application (no RTOS) reads an SD Card on start up via the RL-ARM FFS. This has been working for a few years but I have now upgraded...
  • isr_evt_set make a hard fault
    when I use ARTX with liuminary's LM3S8962 in ISR if I use isr_evt_set, it run into hard fault,if not use the function,it run ok,i don't know why,can I get help? void key_int_isr( void ) __irq {...
  • Hard fault in SystemInit_ExtMemCtl()
    Hi I hope someone here can help guide me. I'm using a custom designed board which uses the same SDRAM memory configuration as the ST32429I-EVAL board. In the Keil file system_stm32f427x.c...