目录
第一章�绪论......................................................................................................................................1
1.1 课题的研究背景 ...................................................................................................................1
1.2 无线室内定位系统国内外发展现状 ....................................................................................1
1.3 论文的主要研究内容............................................................................................................2
第二章�系统设计要求分析 ..............................................................................................................2
2.1 无线定位需求分析 ..............................................................................................................2
2.2 系统总体设计方案简介.......................................................................................................2
第三章�系统硬件设计 ......................................................................................................................4
3.1 STM32 单片机外围电路.......................................................................................................4
3.2 系统各个子模块设计及简介 ................................................................................................4
3.2.1 手环信息采集模块 ....................................................................................................4
3.2.2 蓝牙通信模块............................................................................................................5
3.2.3 电源供电模块............................................................................................................5
3.2.4 气瓶气压监测模块 ....................................................................................................7
3.2.5 运动状态监测模块 ....................................................................................................8
3.2.6 液晶显示模块............................................................................................................8
3.2.7 有害气体检测模块 ....................................................................................................9
3.2.8 高度监测模块..........................................................................................................10
3.2.9 声光报警模块..........................................................................................................10
3.2.10 无线通信模块........................................................................................................11
第四章�系统软件设计 ....................................................................................................................14
4.1 设计流程框图 ....................................................................................................................14
4.2 系统初始化模块程序..........................................................................................................15
4.3 系统各功能模块程序..........................................................................................................15
4.3.1 运动状态监测模块 ...................................................................................................15
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