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iot计算机活动创建
《计算机科学与工程导论:基于IoT和机器人的可视化编程实践方法第2版》一2.3.6 创建Counter活动
2.3.6 创建Counter活动 问题:为什么我们喜欢在程序中用服务或者活动?在本小节中,我们会创建一个活动来模块化之前练习中创建过的While循环。1)创建一个新项目并保存为“Exercise_05”。2)插入一个数据活动并把数值设为7(N=7)。3)插入一个活动块到框图中来创建一个新的活动。 右击这个块并重命名为CountToN。然后双击CountToN打开它。一个新的标签页会出现(见下图...
《计算机科学与工程导论:基于IoT和机器人的可视化编程实践方法第2版》一2.3.5 使用全局变量创建一个活动
2.3.5 使用全局变量创建一个活动 学习了基本的活动和控制流程之后,本小节将学习如何在VIPLE里建立你自己的活动。当你完成本小节的练习后,会对活动是什么有一个更好的理解。本练习会创建简单的Main框图和活动,见图2-12。我们会阐释Main和活动之间的信息交流方式:1)全局变量;2)参数传递。在这个程序中,String指Yinong Chen会赋到输出变量里并通过活动的输入传递到活动里。 活...
《计算机科学与工程导论:基于IoT和机器人的可视化编程实践方法第2版》一2.3.3 使用或并和If活动创建条件循环
2.3.3 使用或并和If活动创建条件循环 本小节将用到VIPLE程序中的条件循环。因此,我们先了解下If语句和While循环语句。1.If语句If语句是从传统编程规范里继承而来的。If语句也被称作条件语句。在VIPLE中,If语句是通过下图的块来表示的。 如果条件为真,If语句中的区块就会被执行;如果条件为假,控制流就会转到Else语句里。在If的条件中,可以用OR(||)或者AND(&...
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IoT安全运营中心
为物联网系统提供设备安全接入、安全风险检测和响应、数据可信上链的能力,实现一站式的资产发现、风险识别和主动防御。提供多种部署模式,适应公共云、专有云环境对物联网设备资产和数据资产安全管理的要求。
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IoT安全运营中心
为物联网系统提供设备安全接入、安全风险检测和响应、数据可信上链的能力,实现一站式的资产发现、风险识别和主动防御。提供多种部署模式,适应公共云、专有云环境对物联网设备资产和数据资产安全管理的要求。
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产品文档
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用户手册
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IoT设备身份认证
IoT区块链Hub