慕课嵌入式开发及应用(第三章.ARM Cortex-M0+内核定时器 (Systic)

墨蓝 2023-07-13 03:48 34阅读 0赞

### 慕课苏州大学.嵌入式开发及应用.第三章.基本模块.ARM Cortex-M0+内核定时器 (Systic ###

*  0 目录
 *  3 基本模块
 *   *  3.1 ARM Cortex-M0+内核定时器 (Systic
     *   *  3.1.1 课堂重点
         *  3.1.2 测试与作业
 *  4 下一章

# 0 目录 #

# 3 基本模块 #

## 3.1 ARM Cortex-M0+内核定时器 (Systic ##

### 3.1.1 课堂重点 ###

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### 3.1.2 测试与作业 ###

> 下列哪个不是计算机系统实现计数与定时的基本方法（ ）。  
> A.完全硬件方式B.完全软件方式C.可编程计数器/定时器D.机械时钟  
> 正确答案：D

> 1SysTick定时器可以实现的功能是（ ）  
> A.输入捕获  
> B.输出比较  
> C.脉冲宽度调制  
> D.嵌入式操作系统的时间“滴答”  
> 正确答案：D

> 2在ARM Cortex-M0+中，所有内核异常的优先级都可以手动设置。  
> A.B.  
> 正确答案：错

> 3SysTick定时器的寄存器有（ ）、（ ）、（ ）和校准寄存器。  
> 正确答案：控制及状态寄存器、重载寄存器、计数器

# 4 下一章 #

**博客地址:**

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