• How to free semaphores, mutexes and mailboxes in RTX-RTOS
    I am working on porting lwIP into RTX-RTOS. In lwIP's "sys_arch.c" file, I need to implement functions to free up semaphores, mutexes and mailboxes. RTX-RTOS does not have any functions for this. ...
  • Semaphore
    Hello, I need a sample code for a semaphore. How can I get it? Thank u.
  • mailbox
    Hello, I would like to use a mailbox and i've studied the RTX manual. But i still have a problem.. I want to use the message of the mailbox in a switch, but i cannot understand what i should pass to...
  • osTimer causing application to crash
    I started with RTX_ex2 and got it running on an STM32F3Discovery board with uVision V5.10.0.2 Then I ported this example to a Makefile based project that builds with gcc 4.8 downloaded from here: ...
  • malloc causes crash
    hi there, I'm developing a C program for an embedded device in order to use it as a pad which is able to recognize handwriting. In short, the program is supposed to extract several features of the...