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APP INVENTOR硬件交互学习教程04——蓝牙控制继电器 - 创客硬件开发 - 清泛...

... 串口接收字符,并输出控制继电器 // 引脚定义 const int ledPin1 =  5;// the number of the LED pin const int ledPin2 =  6; const int ledPin3 =  3; const int bluePin =  6;// the number of the LED pin const int greenPin =  5; const in...
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APP INVENTOR硬件交互学习教程06——硬件参数上报 - 创客硬件开发 - 清泛IT...

...理和显示判断 3.arduino nano代码 // 引脚定义 const int ledPin1 =  5;// the number of the LED pin const int ledPin2 =  6; const int ledPin3 =  3; const int bluePin =  6;// the number of the LED pin const int greenPin =  5; const int ...
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APP INVENTOR硬件交互学习教程07——多个参数上报 - 创客硬件开发 - 清泛IT...

...码,温度和电位计使用随机数生成 // 引脚定义 const int ledPin1 =  5;// the number of the LED pin const int ledPin2 =  6; const int ledPin3 =  3; const int bluePin =  6;// the number of the LED pin const int greenPin =  5; const int...
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App Inventor 2 天气预报App开发 - 第三方API接入的通用方法 · App Inventor 2 中文网

...用第三方天气api,填入必要的参数,通过Web客户端请求url。返回json格式的数据结果,使用AppInventor2解析json结果,显示到App上即可。 第三方天气API介绍 第三方天气的api平台特别多,这里仅以“和风天气”(dev.qweather.com)作为...
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用户界面(UI)组件 · App Inventor 2 中文网

... 隐私策略和使用条款 技术支持 service@fun123.cn
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Is jQuery “each()” function synchronous?

consider this scenario for validating: 9 Answers 9 ...
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Check if all checkboxes are selected

How do I check if all checkboxes with class="abc" are selected? 9 Answers 9 ...
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C# declare empty string array

I need to declare an empty string array and i'm using this code 9 Answers 9 ...
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DataTable: Hide the Show Entries dropdown but keep the Search box

Is it possible to hide the Show Entries dropdown but keep the Search box in DataTable? I want to always display 10 rows with pagination at the bottom along with search box but do not want to display the Show entries dropdown. ...
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地图组件(高德地图) · App Inventor 2 中文网

...律。01 ~ 04 随意都可以,负载均衡用。 lang:可以通过zh_cn设置中文,en设置英文。 size:基本无作用。 style:地图类型控制(6~10),6卫星(st),7简图(st rd),8详图(不透明rd,透明图st) scl:地图分辨率控制,1=256,2=512 ltype...