Ptt 大爆卦 | FreeRTOS+IO - 前往 https://stackoverflow.com/questions/31613202/preffered-suspend-all-tasks-or-mutex-when-accessing-shared-resource-freertos

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並前往https://stackoverflow.com/questions/31613202/preffered-suspend-all-tasks-or-mutex-when-accessing-shared-resource-freertos

Suspend all tasks OR mutex when accessing shared resource ...

When the IO thread runs, it polls the IOrequest queue and all the I/O queues/buffers/whatever associated with the devices and their interrupt-handlers.

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