RT,我需要用串口来接收单片机发来的数据,是500HZ的,不知道串口中断能不能及时响应?另外,怎么计算程序的运行周期啊?总不能用灯来看吧……求教!!
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RT,我需要用串口来接收单片机发来的数据,是500HZ的,不知道串口中断能不能及时响应?另外,怎么计算程序的运行周期啊?总不能用灯来看吧……求教!!