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        "校内实践",
        "2024.09-2027.06",
        "物联网工程班级",
        "班长",
        "任职描述：",
        "对接学院辅导员与各部门，高效传达通知、反馈诉求，保障信息传递畅通。",
        "负责班级奖助贷、评奖评优等工作，严格按照学院要求完成材料收集、资格审核、公示反馈，确保评选公平",
        "公正，累计协助30余人次完成资助与荣誉申报。",
        "项目经历",
        "环智管家—LoRa全屋环境监测系统",
        "技术框架：STM32HAL库、C语言、OLED屏幕驱动移植、DHT22温湿度传感器、CO2传感器、光照传感器、",
        "LoRa无线通信、WIFI模块、MQTT通信、模块化编程。",
        "背景：",
        "传统室内环境监测多为单节点有线方案，布线麻烦、覆盖范围有限，无法同时采集多房间CO2、温湿度、光",
        "照数据；普通WiFi通信穿墙能力弱、功耗高，不适合长期低功耗环境监测场景，因此设计一套多节点低功耗物联",
        "网环境监测系统。",
        "项目实现：",
        "终端采集节点与STM32网关：终端完成多传感器环境数据采集，通过LoRa远距离无线上报网关汇总数据",
        "本地屏幕显示，并借助WiFi将数据上传云端，实现手机远程查看全屋环境参数。",
        "终端节点开发：以STM32为主控，驱动DHT22温湿度、CO₂、光照传感器采集环境数据；编写定时采集",
        "逻辑，通过LoRa模块，以自定义通信帧格式定时上报数据，做简单低功耗处理，降低节点耗电。",
        "网关开发：同样使用STM32作为网关主控，使用LoRa接收各个终端节点数据包，校验解析数据后，驱动",
        "OLED屏幕实时展示各房间环境信息；对接WiFi模块，将数据打包上传云服务器。",
        "联调与排错：自定义简单通信协议，增加数据校验，解决LoRa多节点同时发送的数据冲突问题；调试传感器",
        "采样时序，修正采集误差；调试云平台接入，完成手机端页面对接，实现远程查看。",
        "结果：",
        "完成一套LoRa多节点全屋环境监测系统，多个终端节点可独立采集环境参数，通过LoRa远距离传输到网",
        "关；网关本地OLED实时显示数据，数据成功上云，手机端能够远程查看各房间温湿度、CO₂、光照数据，实现",
        "低功耗、远距离的分布式环境监测。",
        "二、田氏瞬讯一多客户端TCP即时通信系统",
        "技术框架：LinuxSocket网络编程、多进程并发、自定义应用层通信协议、链表数据结构、文件分片传输、GUI图",
        "形界面设计。",
        "背景：",
        "传统单连接TCP程序同一时间只支持一对一通信，无法实现多人同时在线聊天；缺少用户登录鉴权、好友管",
        "理、文件传输等完整业务逻辑，GUI交互界面简陋，难以作为完整即时通信软件使用。因此基于Linux网络编程，",
        "开发一套C/S架构的多客户端即时通信系统。",
        "项目实现：",
        "服务端开发：在Linux环境基于Socket编写TCP服务程序，采用多进程处理并发连接，维护在线客户端链",
        "表；设计自定义通信协议区分登录、消息、文件等不同类型数据包。",
        "账号与数据模块：使用本地文件持久化保存用户账号密码；客户端发起登录请求，服务端读取文件校验账号",
        "返回ok/fail登录结果：维护在线好友列表，实现上下线状态管理。",
        "业务功能编码：实现消息转发逻辑，收到客户端消息后检索目标用户，完成文字、表情包数据包转发；单独设",
        "计文件传输分片逻辑，处理大文件收发。",
        "客户端GUI开发：开发图形交互界面，包含注册登录窗口、好友列表面板、多窗口聊天界面；客户端和服务",
        "端建立TCP长连接，收发并渲染聊天内容。"
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