慕课嵌入式开发及应用(第四章.MCU的USB底层驱动设计方法1-通用基础)

柔光的暖阳◎ 2023-05-28 08:29 27阅读 0赞

### 慕课苏州大学.嵌入式开发及应用.第四章.较复杂通信模块.MCU的USB底层驱动设计方法1-通用基础 ###

*  0 目录
 *  4 较复杂通信模块
 *   *  4.6 MCU的USB底层驱动设计方法1-通用基础
     *   *  4.6.1 课堂重点
         *  4.6.2 测试与作业
 *  5 下一章

# 0 目录 #

# 4 较复杂通信模块 #

## 4.6 MCU的USB底层驱动设计方法1-通用基础 ##

### 4.6.1 课堂重点 ###

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### 4.6.2 测试与作业 ###

> USB传输中包的主要类型不包括：  
> A.令牌包。B.命令包。C.数据包。D.握手包。  
> 正确答案：B

> 1USB事务处理中，最重要的三个事务处理是:  
> A.SETUP事务处理。B.SOF事务处理。C.IN事务处理。D. OUT事务处理。  
> 正确答案：A、C、D

> 2USB数据传输类型中，批量传输用于传输大量的、速率恒定的且对周期有要求的数据，适合于音频和视频类设备。  
> A.B.  
> 正确答案：错

> 3USB设备中，根据用途，可将端点分为哪两类  
> 正确答案：0号端点和非0号端点。

# 5 下一章 #

**博客地址:**

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