In a classic scenario of priority inversion, a binary semaphore is named 'PRNT' to symbolize that it is being used to regulate the access of tasks to a printer. It is initialized with a count of one ...

Graphically representing the communications in the system makes this very easy; any complete loop formed exclusively by semaphore communications has the potential to exhibit state lock. The next step ...

Description Designing embedded real-time computer systems. Types of real-time systems, including foreground/background, non-preemptive multitasking, and priority-based pre-emptive multitasking systems ...

Freescale Semiconductor has added messaging semaphore and a higher level of encryption security to its i.MX 6SoloX dual-core ARM-based system-on-chip (SoC) device. The SoC incorporates cryptographic ...

IAR Embedded Workbench presents full 'kernel awareness' information for ThreadX, including the current status of all application threads and rtos objects, such as semaphores, mutexes, timers, and ...