# 乐为物联开放平台的开源DTU介绍 - chrome app 标签: 工具 DTU 开源 --- # 摘要: - 用chrome app(扩展程序) 作为DTU,接入modbus RTU 或者 DLT645 - chrome app 开源在github # 具体内容 1. 登录github [https://github.com/lewei50/DTU/tree/master/chromeAPP](https://github.com/lewei50/DTU/tree/master/chromeAPP) ![https://github.com/lewei50/DTU/tree/master/chromeAPP](https://leweidoc.oss-cn-hangzhou.aliyuncs.com/lewei50/img/tools-20180508-01.jpg) 2. 下载 .crx ![下载 .crx](https://leweidoc.oss-cn-hangzhou.aliyuncs.com/lewei50/img/tools-20180508-2.jpg) 3. 把下载的crx 拖到 chrome 浏览器 chrome://extensions 安装 ![把下载的crx 拖到 chrome 浏览器 chrome://extensions](https://leweidoc.oss-cn-hangzhou.aliyuncs.com/lewei50/img/tools-20180508-3.jpg) 4. chrome://apps 点击安装的扩展程序 ![](https://leweidoc.oss-cn-hangzhou.aliyuncs.com/lewei50/img/tools-20180508-4.jpg) 5. 配置乐为平台透传 modbus 相关内容 ![](https://leweidoc.oss-cn-hangzhou.aliyuncs.com/lewei50/img/tools-20180508-5.jpg) ![](https://leweidoc.oss-cn-hangzhou.aliyuncs.com/lewei50/img/tools-20180508-6.jpg) ![](https://leweidoc.oss-cn-hangzhou.aliyuncs.com/lewei50/img/tools-20180508-7.jpg) ![](https://leweidoc.oss-cn-hangzhou.aliyuncs.com/lewei50/img/tools-20180508-8.jpg)