stm32:定时器中断,10Khz的计数频率，计数500ms stm32时延任务；创建一个周期任务用于每200毫秒往队列中发送五个数值，发送完成产生一个软件中断。-stm32: timer interrupt, 10Khz frequency counting, counting 500ms stm32 delay task create a periodic task for every 200 milliseconds to send five values ​ ​