Hardware real-time operation system
A real-time operating system and hardware technology, applied in the field of operating systems, can solve the problem of low real-time performance of RTOS, and achieve the effects of improving schedulability and real-time performance, reducing system overhead, and providing utilization.
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[0024] figure 1 It is a logical diagram of Embodiment 1 of the hardware real-time operating system of the present invention, and the hardware real-time operating system includes ARM processor 10 and FPGA20 connected by FSMC (Flexible static memory controller, variable static memory controller) bus, wherein FPGA20 is used for Realize the preemptive scheduler and the task management based on the preemptive scheduler and the management of semaphores, mailboxes, message queues, mutual exclusion semaphores, and event flag groups; the ARM processor 10 is used to execute tasks and realize task switching.
[0025] Moreover, in this embodiment, the ARM processor 10 adopts a processor whose model is STM32F103VET6 of ST Company, and the FPGA 20 adopts an FPGA whose model number is EP4CE6E22C8 of Altera Company. FSMC supports the connection of various memories, such as SRAM, NAND Flash, NOR Flash and PSRAM. Here, the communication with FPGA adopts a communication sequence similar to that ...
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