• STM32F407VG RTX, FPU Hard fault
    Hi, I am testing RTX task and I always get hard_fault when I use FPU and float. Please help, what am I missing? This is my code: #include <RTL.h> #include "stm32f4_discovery.h" #include...
  • Problem with combination of isr_mbx_send and os_mbx_wait
    Good evening, i'm having problems with sending a mail from an interrupt to a task. I'm using the LPC1769 (Cortex-M3). The os_mbx_wait-function just waits forever, although the isr_mbx_send() is multiply...
  • RTX:mailbox question for the os_mbx_wait
    In the RTX example of mailbox, I made task2(message rx task) having higher priority than task1(message tx task),so that it sleep first to wait for message,but I found it cannt work. If I command out...
  • hard fault exception
    I am generating optimsed code using simulink coder for LMS filter using stm32f4VG407 discovery board,KEIL MDK-ARM, but upon single conversion of signal through ADC , it is stopping at hardfault handler...
  • 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...