PLC,IOT＞ESP32 项目实践-MODBUS转MQTT网关
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2024-06-11
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IOT-PLC-5672RE 用户手册
1
目录
一、产品介绍 ............................................................................................................................................................ 3
1.1 产品概述 .................................................................................................................................................... 3
1.2 产品特点 .................................................................................................................................................... 3
1.3 功能参数 .................................................................................................................................................... 4
1.4 接口说明 .................................................................................................................................................... 5
二、开发平台软件安装 ........................................................................................................................................... 6
三、快速入门 ............................................................................................................................................................ 7
四、OpenPLC Editor 平台使用 .......................................................................................................................... 9
4.1 新建项目 .................................................................................................................................................... 9
4.2 OpenPLC Editor 界面简介 ................................................................................................................... 9
4.2.1 标题栏 ..........................................................................................................................................10
4.2.2 工具栏 ..........................................................................................................................................10
4.2.3 项目管理器 ..................................................................................................................................11
4.2.4 工作区 ..........................................................................................................................................14
4.3 编译下载PLC程序 ..................................................................................................................................19
4.4 设计查错 ..................................................................................................................................................19
4.5 PLC设置及调试 .......................................................................................................................................20
4.5.1 基本信息/配置 .....................................................................................................................................20
4.5.2 调试 .......................................................................................................................................................24
4.5.2.1 时序调试 ...................................................................................................................................24
4.5.2.2 当前值 .......................................................................................................................................25
4.5.3 参考设计 ...............................................................................................................................................25
五、设计参考 ..........................................................................................................................................................27
5.1 IEC61131-3 PLC 软件模型 .................................................................................................................27
5.2 标识符 ......................................................................................................................................................27
5.3 基本数据类型 ..........................................................................................................................................29
5.4 直接量（常量） ......................................................................................................................................29
5.4.1 数字直接量 ..................................................................................................................................30
5.4.2 字符串直接量 ..............................................................................................................................31
5.4.3 时间直接量 ..................................................................................................................................32
5.5 变量 ..........................................................................................................................................................33
5.5.1 分类 ...............................................................................................................................................34
5.5.2 初始值 ..........................................................................................................................................34
5.5.3 存储选项 ......................................................................................................................................34
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