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中山 网站关键词优化,wordpress档案插件,回复可下载WordPress,做护肤的网站有哪些HarmonyOS 5.0 AT指令4G透传控制器项目概述基于HarmonyOS 5.0开发的AT指令4G透传控制器#xff0c;通过发送标准AT指令控制4G模块#xff0c;实现设备连接、数据传输和网络管理功能。支持多种AT指令集#xff0c;适用于物联网设备开发和调试。1. 核心功能AT指令发送#xf…HarmonyOS 5.0 AT指令4G透传控制器项目概述基于HarmonyOS 5.0开发的AT指令4G透传控制器通过发送标准AT指令控制4G模块实现设备连接、数据传输和网络管理功能。支持多种AT指令集适用于物联网设备开发和调试。1.核心功能AT指令发送支持自定义AT指令输入和发送设备响应解析实时显示设备响应数据快速指令模板预置常用AT指令集连接管理TCP连接建立、断开和数据传输状态监控4G模块状态、信号强度、运营商信息2.支持的AT指令基础指令AT、ATCGSN、ATICCID等网络指令ATCSQ、ATCREG、ATCOPS等TCP/IP指令APN设置、PDP激活、TCP连接、数据收发短信指令短信格式设置、短信发送系统指令模块重启、温度查询、版本查询3.模拟特性模拟4G模块状态变化开机、注册、连接等模拟信号强度变化模拟设备响应生成模拟TCP连接和数据传输4.UI设计三选项卡布局指令控制、快速指令、连接管理实时状态显示栏响应数据颜色编码现代化卡片式设计统计信息展示.适用场景4G模块开发调试物联网设备测试通信模块监控远程设备控制工业自动化系统这个应用展示了HarmonyOS 5.0在物联网设备控制和调试领域的应用可以作为学习AT指令和串口通信的实用工具。代码// ATCommandController.ets import { serialPort } from kit.SerialPortKit; import { network } from kit.NetworkKit; import { common } from kit.ArkTS; // AT指令类型 interface ATCommand { id: string; name: string; command: string; description: string; category: string; } // 设备响应 interface DeviceResponse { timestamp: number; command: string; response: string; status: success | error | timeout; } // 4G模块状态 enum ModuleState { POWER_OFF power_off, POWER_ON power_on, REGISTERING registering, REGISTERED registered, CONNECTED connected } Entry Component struct ATCommandController { // AT指令相关 State currentCommand: string ; State commandHistory: ATCommand[] []; State deviceResponses: DeviceResponse[] []; // 4G模块状态 State moduleState: ModuleState ModuleState.POWER_ON; State signalStrength: number 0; State networkOperator: string 中国移动; State imei: string 864888040000001; State iccid: string 89860118800000000001; // 连接参数 State apn: string cmnet; State serverAddress: string iot.example.com; State serverPort: number 8080; State connectionId: number 0; // UI状态 State currentTab: string control; State showCommandHistory: boolean false; State showConnectionSettings: boolean false; State autoScroll: boolean true; // 串口模拟 State serialPortOpen: boolean false; State baudRate: number 115200; // 统计数据 State stats { commandsSent: 0, bytesSent: 0, bytesReceived: 0, connectionTime: 0, lastHeartbeat: Date.now() }; // 常用AT指令模板 private commonCommands: ATCommand[] [ // 基本指令 { id: 1, name: AT测试, command: AT, description: 测试模块是否正常, category: basic }, { id: 2, name: 查询IMEI, command: ATCGSN, description: 查询设备IMEI号码, category: basic }, { id: 3, name: 查询ICCID, command: ATICCID, description: 查询SIM卡ICCID, category: basic }, // 网络指令 { id: 4, name: 查询信号强度, command: ATCSQ, description: 查询当前信号强度, category: network }, { id: 5, name: 查询网络注册, command: ATCREG?, description: 查询网络注册状态, category: network }, { id: 6, name: 查询运营商, command: ATCOPS?, description: 查询当前运营商, category: network }, // TCP/IP指令 { id: 7, name: 设置APN, command: ATCGDCONT1,IP,${this.apn}, description: 设置APN接入点, category: tcp }, { id: 8, name: 激活PDP, command: ATCGACT1,1, description: 激活PDP上下文, category: tcp }, { id: 9, name: TCP连接, command: ATQIOPEN1,0,TCP,${this.serverAddress},${this.serverPort}, description: 建立TCP连接, category: tcp }, { id: 10, name: TCP发送, command: ATQISEND0,10,Hello1234, description: 发送TCP数据, category: tcp }, { id: 11, name: TCP接收, command: ATQIRD0,1500, description: 读取接收数据, category: tcp }, { id: 12, name: 关闭连接, command: ATQICLOSE0, description: 关闭TCP连接, category: tcp }, // 短信指令 { id: 13, name: 设置短信格式, command: ATCMGF1, description: 设置短信为文本模式, category: sms }, { id: 14, name: 发送短信, command: ATCMGS13800138000, description: 发送短信, category: sms }, // 其他指令 { id: 15, name: 重启模块, command: ATCFUN1,1, description: 重启4G模块, category: other }, { id: 16, name: 查询温度, command: ATQTEMP, description: 查询模块温度, category: other }, { id: 17, name: 查询版本, command: ATQGMR, description: 查询模块版本信息, category: other } ]; aboutToAppear() { // 初始化指令历史 this.commandHistory [...this.commonCommands]; // 模拟设备响应 this.addDeviceResponse({ timestamp: Date.now() - 3000, command: AT, response: OK, status: success }); // 开始状态更新 this.startStatusUpdate(); } // 开始状态更新 startStatusUpdate() { setInterval(() { this.updateModuleStatus(); }, 5000); } // 更新模块状态 updateModuleStatus() { // 模拟状态变化 if (this.moduleState ModuleState.POWER_ON) { this.moduleState ModuleState.REGISTERING; } else if (this.moduleState ModuleState.REGISTERING) { this.moduleState Math.random() 0.2 ? ModuleState.REGISTERED : ModuleState.POWER_ON; } else if (this.moduleState ModuleState.REGISTERED) { this.moduleState Math.random() 0.3 ? ModuleState.CONNECTED : ModuleState.REGISTERED; } // 更新信号强度 this.signalStrength Math.floor(Math.random() * 32); // 更新统计数据 this.stats.connectionTime Math.floor((Date.now() - this.stats.lastHeartbeat) / 1000); } // 发送AT指令 sendATCommand(command?: string) { const cmdToSend command || this.currentCommand.trim(); if (!cmdToSend) { this.showToast(请输入AT指令); return; } // 添加到历史 if (!command) { const newCmd: ATCommand { id: Date.now().toString(), name: 自定义指令, command: cmdToSend, description: 用户自定义AT指令, category: custom }; this.commandHistory.unshift(newCmd); if (this.commandHistory.length 50) { this.commandHistory.pop(); } } // 添加到发送记录 this.addDeviceResponse({ timestamp: Date.now(), command: cmdToSend, response: , status: success }); // 清空输入框 if (!command) { this.currentCommand ; } // 更新统计 this.stats.commandsSent; this.stats.bytesSent cmdToSend.length; // 模拟设备响应 setTimeout(() { this.simulateResponse(cmdToSend); }, 100 Math.random() * 500); } // 模拟设备响应 simulateResponse(command: string) { let response ; let status: success | error | timeout success; // 根据指令生成响应 if (command AT) { response OK; } else if (command ATCGSN) { response ${this.imei}\nOK; } else if (command ATICCID) { response ICCID: ${this.iccid}\nOK; } else if (command ATCSQ) { const rssi this.signalStrength; const ber 0; response CSQ: ${rssi},${ber}\nOK; } else if (command ATCREG?) { const stat this.moduleState ModuleState.REGISTERED || this.moduleState ModuleState.CONNECTED ? 1 : 0; response CREG: 0,${stat}\nOK; } else if (command ATCOPS?) { response COPS: 0,0,${this.networkOperator},0\nOK; } else if (command.startsWith(ATCGDCONT)) { response OK; } else if (command ATCGACT1,1) { response OK; } else if (command.startsWith(ATQIOPEN)) { response OK\n\nQIOPEN: 0,0; this.connectionId 0; this.moduleState ModuleState.CONNECTED; } else if (command.startsWith(ATQISEND)) { response OK\n\nSEND OK; this.stats.bytesSent 10; // 模拟发送数据 } else if (command.startsWith(ATQIRD)) { response QIRD: 15\nHello from Server\nOK; this.stats.bytesReceived 15; } else if (command.startsWith(ATQICLOSE)) { response OK\n\nQIURC: closed,0; this.moduleState ModuleState.REGISTERED; } else if (command ATCMGF1) { response OK; } else if (command.startsWith(ATCMGS)) { response \n\nCMGS: 1\nOK; } else if (command ATCFUN1,1) { response OK; setTimeout(() { this.moduleState ModuleState.POWER_ON; this.signalStrength 0; }, 2000); } else if (command ATQTEMP) { const temp 35 Math.random() * 10; response QTEMP: ${temp.toFixed(1)}\nOK; } else if (command ATQGMR) { response Revision: EC21CEFAR06A01M4G\nOK; } else { // 模拟随机响应 if (Math.random() 0.8) { response ERROR; status error; } else if (Math.random() 0.9) { status timeout; } else { response OK; } } // 添加到响应列表 const lastResponseIndex this.deviceResponses.length - 1; if (lastResponseIndex 0) { this.deviceResponses[lastResponseIndex] { ...this.deviceResponses[lastResponseIndex], response: response, status: status }; } // 如果是连接相关指令更新状态 if (command.includes(QIOPEN)) { this.moduleState ModuleState.CONNECTED; } else if (command.includes(QICLOSE)) { this.moduleState ModuleState.REGISTERED; } } // 添加到响应列表 addDeviceResponse(response: DeviceResponse) { this.deviceResponses.unshift(response); // 限制历史记录数量 if (this.deviceResponses.length 100) { this.deviceResponses.pop(); } } // 清空响应记录 clearResponses() { this.deviceResponses []; } // 执行快速命令 executeQuickCommand(commandId: string) { const command this.commonCommands.find(cmd cmd.id commandId); if (command) { // 替换动态参数 let cmd command.command; if (cmd.includes(${this.apn})) { cmd cmd.replace(${this.apn}, this.apn); } if (cmd.includes(${this.serverAddress})) { cmd cmd.replace(${this.serverAddress}, this.serverAddress); } if (cmd.includes(${this.serverPort})) { cmd cmd.replace(${this.serverPort}, this.serverPort.toString()); } this.sendATCommand(cmd); } } // 建立TCP连接 establishTCPConnection() { // 执行连接序列 const commands [ ATCGDCONT1,IP,${this.apn}, ATCGACT1,1, ATQIOPEN1,0,TCP,${this.serverAddress},${this.serverPort} ]; let delay 0; commands.forEach(cmd { setTimeout(() { this.sendATCommand(cmd); }, delay); delay 1000; }); } // 断开TCP连接 disconnectTCP() { this.sendATCommand(ATQICLOSE0); } // 发送测试数据 sendTestData() { this.sendATCommand(ATQISEND0,10,HelloWorld); } // 重启模块 restartModule() { this.sendATCommand(ATCFUN1,1); } // 获取状态颜色 getStateColor(state: ModuleState): string { switch (state) { case ModuleState.CONNECTED: return #4CAF50; case ModuleState.REGISTERED: return #8BC34A; case ModuleState.REGISTERING: return #FFC107; case ModuleState.POWER_ON: return #FF9800; case ModuleState.POWER_OFF: return #F44336; default: return #757575; } } // 获取状态文本 getStateText(state: ModuleState): string { switch (state) { case ModuleState.CONNECTED: return 已连接; case ModuleState.REGISTERED: return 已注册; case ModuleState.REGISTERING: return 注册中; case ModuleState.POWER_ON: return 已开机; case ModuleState.POWER_OFF: return 已关机; default: return 未知; } } // 获取信号强度条 getSignalBars(): string { if (this.signalStrength 0) return ▁; if (this.signalStrength 10) return ▁▂; if (this.signalStrength 20) return ▁▂▃; if (this.signalStrength 25) return ▁▂▃▄; return ▁▂▃▄▅; } // 显示提示 showToast(message: string) { // 在实际应用中可以使用更完善的Toast组件 console.log(Toast:, message); } build() { Column({ space: 0 }) { // 顶部状态栏 Row({ space: 12 }) { // 模块状态 Row({ space: 8 }) { Circle({ width: 12, height: 12 }) .fill(this.getStateColor(this.moduleState)) Column({ space: 2 }) { Text(this.getStateText(this.moduleState)) .fontSize(14) .fontColor(this.getStateColor(this.moduleState)) Text(4G模块) .fontSize(10) .fontColor(#666666) } } .layoutWeight(1) // 信号强度 Row({ space: 8 }) { Text(this.getSignalBars()) .fontSize(16) Column({ space: 2 }) { Text(this.signalStrength.toString()) .fontSize(12) .fontColor(#2196F3) Text(CSQ) .fontSize(10) .fontColor(#666666) } } // 运营商 Column({ space: 2 }) { Text(this.networkOperator) .fontSize(12) .fontColor(#333333) Text(运营商) .fontSize(10) .fontColor(#666666) } } .width(100%) .padding(16) .backgroundColor(#FFFFFF) .border({ bottom: { width: 1, color: #E0E0E0 } }) // 选项卡 Row({ space: 0 }) { Button(指令控制) .fontSize(14) .fontColor(this.currentTab control ? #2196F3 : #666666) .backgroundColor(this.currentTab control ? #E3F2FD : transparent) .layoutWeight(1) .height(48) .borderRadius(0) .onClick(() { this.currentTab control; }) Button(快速指令) .fontSize(14) .fontColor(this.currentTab quick ? #2196F3 : #666666) .backgroundColor(this.currentTab quick ? #E3F2FD : transparent) .layoutWeight(1) .height(48) .borderRadius(0) .onClick(() { this.currentTab quick; }) Button(连接管理) .fontSize(14) .fontColor(this.currentTab connection ? #2196F3 : #666666) .backgroundColor(this.currentTab connection ? #E3F2FD : transparent) .layoutWeight(1) .height(48) .borderRadius(0) .onClick(() { this.currentTab connection; }) } .width(100%) .border({ bottom: { width: 1, color: #E0E0E0 } }) // 内容区域 Scroll() { Column({ space: 16 }) { // 指令控制视图 if (this.currentTab control) { // AT指令输入区域 Column({ space: 8 }) { Row({ space: 8 }) { Text() .fontSize(20) Text(AT指令发送) .fontSize(16) .fontWeight(FontWeight.Medium) .fontColor(#333333) } Row({ space: 8 }) { TextInput({ text: this.currentCommand }) .layoutWeight(1) .fontSize(14) .backgroundColor(#F5F5F5) .onChange((value: string) { this.currentCommand value; }) Button(发送) .fontSize(14) .fontColor(#FFFFFF) .backgroundColor(#2196F3) .padding({ left: 16, right: 16 }) .height(40) .borderRadius(20) .onClick(() { this.sendATCommand(); }) } Row({ space: 8 }) { Button(AT) .fontSize(12) .fontColor(#2196F3) .backgroundColor(#E3F2FD) .padding({ left: 12, right: 12, top: 6, bottom: 6 }) .borderRadius(16) .onClick(() { this.currentCommand AT; }) Button(ATCGSN) .fontSize(12) .fontColor(#2196F3) .backgroundColor(#E3F2FD) .padding({ left: 12, right: 12, top: 6, bottom: 6 }) .borderRadius(16) .onClick(() { this.currentCommand ATCGSN; }) Button(ATCSQ) .fontSize(12) .fontColor(#2196F3) .backgroundColor(#E3F2FD) .padding({ left: 12, right: 12, top: 6, bottom: 6 }) .borderRadius(16) .onClick(() { this.currentCommand ATCSQ; }) } } .padding(16) .backgroundColor(#FFFFFF) .borderRadius(12) .margin({ top: 12, left: 16, right: 16 }) // 设备响应区域 Column({ space: 8 }) { Row({ space: 8 }) { Text() .fontSize(20) Text(设备响应) .fontSize(16) .fontWeight(FontWeight.Medium) .fontColor(#333333) Text((${this.deviceResponses.length})) .fontSize(12) .fontColor(#666666) Row({ space: 8 }) .layoutWeight(1) Button(清空) .fontSize(12) .fontColor(#F44336) .backgroundColor(Color.Transparent) .onClick(() { this.clearResponses(); }) } // 响应列表 Column({ space: 4 }) { ForEach(this.deviceResponses.slice(0, 20), (response: DeviceResponse, index: number) { this.buildResponseItem(response, index); }) } .height(400) .border({ width: 1, color: #E0E0E0 }) .borderRadius(8) .padding(8) } .padding(16) .backgroundColor(#FFFFFF) .borderRadius(12) .margin({ left: 16, right: 16 }) } // 快速指令视图 if (this.currentTab quick) { Column({ space: 16 }) { // 基础指令 Column({ space: 8 }) { Text( 基础指令) .fontSize(16) .fontWeight(FontWeight.Medium) .fontColor(#333333) Grid() { ForEach(this.commonCommands.filter(cmd cmd.category basic), (command: ATCommand) { GridItem() { this.buildCommandButton(command); } }) } .columnsTemplate(1fr 1fr) .rowsTemplate(1fr 1fr) .columnsGap(8) .rowsGap(8) } // 网络指令 Column({ space: 8 }) { Text( 网络指令) .fontSize(16) .fontWeight(FontWeight.Medium) .fontColor(#333333) Grid() { ForEach(this.commonCommands.filter(cmd cmd.category network), (command: ATCommand) { GridItem() { this.buildCommandButton(command); } }) } .columnsTemplate(1fr 1fr) .columnsGap(8) .rowsGap(8) } // TCP/IP指令 Column({ space: 8 }) { Text( TCP/IP指令) .fontSize(16) .fontWeight(FontWeight.Medium) .fontColor(#333333) Grid() { ForEach(this.commonCommands.filter(cmd cmd.category tcp), (command: ATCommand) { GridItem() { this.buildCommandButton(command); } }) } .columnsTemplate(1fr 1fr 1fr) .rowsTemplate(1fr 1fr) .columnsGap(8) .rowsGap(8) } // 其他指令 Column({ space: 8 }) { Text( 其他指令) .fontSize(16) .fontWeight(FontWeight.Medium) .fontColor(#333333) Grid() { ForEach(this.commonCommands.filter(cmd cmd.category sms || cmd.category other), (command: ATCommand) { GridItem() { this.buildCommandButton(command); } }) } .columnsTemplate(1fr 1fr 1fr) .columnsGap(8) .rowsGap(8) } } .padding(16) } // 连接管理视图 if (this.currentTab connection) { Column({ space: 16 }) { // 快速操作 Row({ space: 12 }) { Button(建立TCP连接) .fontSize(14) .fontColor(#FFFFFF) .backgroundColor(this.moduleState ModuleState.CONNECTED ? #4CAF50 : #2196F3) .layoutWeight(1) .height(48) .borderRadius(24) .onClick(() { if (this.moduleState ! ModuleState.CONNECTED) { this.establishTCPConnection(); } }) Button(断开连接) .fontSize(14) .fontColor(#F44336) .backgroundColor(#FFEBEE) .layoutWeight(1) .height(48) .borderRadius(24) .onClick(() { this.disconnectTCP(); }) } .width(100%) // 数据测试 Row({ space: 12 }) { Button(发送测试数据) .fontSize(14) .fontColor(#FFFFFF) .backgroundColor(#4CAF50) .layoutWeight(1) .height(48) .borderRadius(24) .onClick(() { this.sendTestData(); }) Button(重启模块) .fontSize(14) .fontColor(#FFFFFF) .backgroundColor(#FF9800) .layoutWeight(1) .height(48) .borderRadius(24) .onClick(() { this.restartModule(); }) } .width(100%) // 连接设置 Column({ space: 12 }) { Row({ space: 8 }) { Text(⚙️) .fontSize(20) Text(连接设置) .fontSize(16) .fontWeight(FontWeight.Medium) .fontColor(#333333) } Column({ space: 8 }) { Text(APN接入点) .fontSize(14) .fontColor(#666666) TextInput({ text: this.apn }) .width(100%) .fontSize(14) .backgroundColor(#F5F5F5) .onChange((value: string) { this.apn value; }) } Row({ space: 12 }) { Column({ space: 8 }) { Text(服务器地址) .fontSize(14) .fontColor(#666666) TextInput({ text: this.serverAddress }) .width(100%) .fontSize(14) .backgroundColor(#F5F5F5) .onChange((value: string) { this.serverAddress value; }) } Column({ space: 8 }) { Text(端口) .fontSize(14) .fontColor(#666666) TextInput({ text: this.serverPort.toString() }) .width(100) .fontSize(14) .backgroundColor(#F5F5F5) .onChange((value: string) { this.serverPort parseInt(value) || 8080; }) } } } .padding(16) .backgroundColor(#FFFFFF) .borderRadius(12) // 统计信息 Column({ space: 8 }) { Row({ space: 8 }) { Text() .fontSize(20) Text(统计信息) .fontSize(16) .fontWeight(FontWeight.Medium) .fontColor(#333333) } Grid() { GridItem() { this.buildStatCard(指令数, this.stats.commandsSent.toString(), #2196F3); } GridItem() { this.buildStatCard(发送字节, this.stats.bytesSent.toString(), #4CAF50); } GridItem() { this.buildStatCard(接收字节, this.stats.bytesReceived.toString(), #FF9800); } GridItem() { this.buildStatCard(连接时间, Math.floor(this.stats.connectionTime / 60) 分, #9C27B0); } } .columnsTemplate(1fr 1fr) .rowsTemplate(1fr 1fr) .columnsGap(8) .rowsGap(8) } .padding(16) .backgroundColor(#FFFFFF) .borderRadius(12) } .padding(16) } } } .scrollable(ScrollDirection.Vertical) .scrollBar(BarState.Auto) .margin({ bottom: 60 }) } .width(100%) .height(100%) .backgroundColor(#F5F5F5) } // 构建指令按钮 Builder buildCommandButton(command: ATCommand) { Column({ space: 4 }) { Text(command.name) .fontSize(12) .fontWeight(FontWeight.Medium) .fontColor(#333333) .textOverflow({ overflow: TextOverflow.Ellipsis }) .maxLines(1) Text(command.description) .fontSize(10) .fontColor(#666666) .textOverflow({ overflow: TextOverflow.Ellipsis }) .maxLines(1) } .width(100%) .padding(8) .backgroundColor(#E8F5E9) .borderRadius(8) .onClick(() { this.executeQuickCommand(command.id); }) } // 构建响应项 Builder buildResponseItem(response: DeviceResponse, index: number) { Column({ space: 4 }) { // 时间戳 Row({ space: 8 }) { Text(new Date(response.timestamp).toLocaleTimeString()) .fontSize(10) .fontColor(#999999) Circle({ width: 6, height: 6 }) .fill(response.status success ? #4CAF50 : response.status error ? #F44336 : #FF9800) } // 发送的指令 Text( response.command) .fontSize(12) .fontColor(#2196F3) .fontFamily(monospace) // 接收的响应 if (response.response) { Text(response.response.split(\n).map(line line).join(\n)) .fontSize(12) .fontColor(#4CAF50) .fontFamily(monospace) .margin({ top: 4 }) } } .width(100%) .padding(8) .backgroundColor(index % 2 0 ? #F9F9F9 : #FFFFFF) .borderRadius(4) } // 构建统计卡片 Builder buildStatCard(title: string, value: string, color: string) { Column({ space: 6 }) { Text(value) .fontSize(16) .fontWeight(FontWeight.Bold) .fontColor(color) Text(title) .fontSize(10) .fontColor(#666666) } .width(100%) .padding(12) .backgroundColor(#FFFFFF) .borderRadius(8) .border({ width: 1, color: #E0E0E0 }) } }想入门鸿蒙开发又怕花冤枉钱?别错过!现在能免费系统学 -- 从 ArkTS 面向对象核心的类和对象、继承多态到吃透鸿蒙开发关键技能还能冲刺鸿蒙基础 高级开发者证书更惊喜的是考证成功还送好礼!快加入我的鸿蒙班一起从入门到精通班级链接:点击https://developer.huawei.com/consumer/cn/training/classDetail/b7365031334e4353a9a0fd6785bb0791?type1?ha_sourcehmosclassha_sourceId89000248免费进入