说明：  单片机的定时器的周期怎么算？就是比如定时器TF0置1的时间，我的晶振是11。0592MHz的 怎么算 还有就是时钟周期，状态周期，机器周期的概念和联系及换算
(Microcontroller timer cycle count how? Such as the timer is set to 1 time TF0, my crystal is 11. 0592MHz of how there is the clock cycle count, the state cycles, machine cycles and conversion concepts and links)