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树莓派自动分类垃圾桶的设计.docx

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树莓派自动分类垃圾桶的设计

目录

内容概要................................................3

1.1项目背景...............................................3

1.2项目目标...............................................4

1.3项目意义...............................................4

系统需求分析............................................5

2.1功能需求...............................................6

2.2性能需求...............................................7

2.3系统可靠性需求.........................................8

系统设计................................................9

3.1系统架构设计..........................................10

3.1.1硬件架构............................................11

3.1.2软件架构............................................13

3.2硬件选型..............................................14

3.2.1树莓派型号选择......................................15

3.2.2传感器选型..........................................16

3.2.3执行器选型..........................................17

3.3软件设计..............................................18

3.3.1操作系统选择........................................19

3.3.2软件开发环境搭建....................................20

3.3.3主控程序设计........................................22

3.3.4数据处理算法设计....................................23

树莓派自动分类垃圾桶硬件设计...........................25

4.1树莓派电路设计........................................25

4.1.1电源电路设计........................................26

4.1.2传感器接口电路设计..................................27

4.1.3执行器接口电路设计..................................29

4.2传感器模块设计........................................31

4.2.1红外传感器模块......................................32

4.2.2激光传感器模块......................................33

4.2.3指纹识别模块........................................34

4.3执行器模块设计........................................35

4.3.1电机驱动模块........................................37

4.3.2气缸驱动模块........................................38

软件实现...............................................39

5.1系统初始化............................................40

5.2数据采集与处理........................................41

5.2.1传感器数据采集....

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