定时器概述

阳光穿透心脏的1/2处 2023-03-01 13:49 13阅读 0赞

捕获模块才是真正的及时雨，中断还有延时，捕获基本没有延时，用来测频率，测周期，测脉宽  
CCR0是管家级别的  
异步计数  
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主控寄存器  
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6个捕获比较寄存器，用来存初值的  
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定时器的计数模式  
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MC-3循环计数  
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up模式（增计数模式用的最多）连续模式用来实现捕获模式  
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CCR0是预设初值  
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up/down  
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TACLR清零  
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定时器一般都要中断  
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明天讲比较模式

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