• 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. ...
  • RTX semaphore / mutex
    Hi all, I am struggling using mutexes/semaphores in RTX, since this RTOS does have the ugly restriction of only one timer per running task. I digged a bit deeper and realized, that most ARM cores...
  • RTX Mutex Vs  Binary Semaphore
    Hi Experts, In CMSIS RTX how the mutex and binary semaphore is handled ? For example, in case of mutex is locked for some hardware peripheral drivers whether the task switch will be disabled ? or by any...
  • What happens to mutexes and semaphores when a task is deleted
    If I have a 2 tasks running that require the same semaphore (or mutex), and task 1 currently has control of it. Now there is a third task that deletes task 1 before task 1 has a chance to release the...
  • Token Release Behaviour in Mutex vs Semaphore
    Hi, I have a question regarding the usage and behaviour of Mutex vs Semaphore in RTX v4.7, in which I have two threads that needs to access a critical section. Obviously Mutex seems to be the...