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(008) CubeIDE Implementation of USB Peripherals*
(018) C99 pointer*
(019) C99 With only value assignment*
(022) POSIX pthread multi-threads mutex*
(023) POSIX pthread multi-threads programming*
(027) C99 time and wait*
(028) High-precision calculation with GMP*
(029) Web Service Lib*
(030) International Components for Unicode (ICU)*
(031) Performance of C is higher than C++, because...*
🕹️(033) Principle of Top Half and bottom haf
顶半操作与底半操作的原则：不要让顶半操作频繁地调用底半任务 对于顶半操作接收数据的过程要批量接收，调用底半的操作要批量数据一次调用。 避免顶半操作频繁调度底半任务。 因为FreeRTOS频繁调度任务会消耗时间。