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App Inventor 2 蓝牙BLE扩展源码分析 - WriteBytes vs WriteStrings 23字节...
...法发送时硬件收不到或收到截断数据。
源码仓库: mit-cml/appinventor-extensions (extension/bluetoothle 分支)
关键文件:
BluetoothLE.java（2975行）— 公开API层
BluetoothLEint.java（3165行）— 内部实现层
二、核心发现：23字节硬编码限...
扒了一下源码，ESP8285接入App Inventor有4种玩法，第3种最香 - AI 助手 - ...
...容。
源码里有什么现成组件？
我扫了一遍 com.google.appinventor.components.runtime 和 cn.fun123 下的所有源码：
MIT官方内置组件：
- Web组件 — HTTP GET/POST，支持JSON解析
- BluetoothClient — 蓝牙SPP串口
- Serial — USB串口（基于Physicaloi...
Redis command to get all available keys?
... CLI usage example: redis-cli keys "*"
– XåpplI'-I0llwlg'I -
Nov 28 '16 at 10:11
4
C...
How to use a class from one C# project with another C# project
...ect.
Change the default name of the file to something like library.py or façade.java, etc.
NOW the code recommendations to import libraries or using namespaces will work as described in the comments above and you don't have to change path statements or change solutions paths and solution names th...
NumberPicker 扩展：滑动选择数字，自定义样式 · App Inventor 2 中文网
...作者：Joe J. Sánchez（Joejsanz）
原帖链接：https://community.appinventor.mit.edu/t/numberpicker-displays-a-list-of-numbers-or-a-list-of-texts-that-are-selected-by-swiping-or-clicking/151282
您的改进建议 联系方式： 不...
TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展 · App Inventor 2 中文网
...tus.Text to "已连接: " & ssid
else
show notification "连接失败: " & ssid
获取网络详细信息
// 获取详细网络信息
when Button_GetInfo.Click
do
if WiFi1.IsEnabled then
set InfoList to empty list
// 基本信息
call...
How can I update NodeJS and NPM to the next versions?
...) Many of the others did not work for me as well.
– læran91
Sep 27 '18 at 11:51
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show 2 more comments
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App Inventor 2 经典蓝牙(SPP) 硬件接入：hc05 · App Inventor 2 中文网
...常见，这里以hc05为例，介绍一下经典蓝牙模块如何接入AppInventor。
HC05 简单介绍
它有六个引脚，引脚的作用如下：
通过厂商App连接串口测试，发现HC-05模块是经典蓝牙2.0，并不支持蓝牙5.0（低功耗BLE），...
What does middleware and app.use actually mean in Expressjs?
...ting? It seems you have showed it in your answer.
– sçuçu
Nov 3 '16 at 22:40
Can you explain your above example?, ho...
TextEnhancer拓展 - 增强App中的文本格式 - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...cified label.
[size=15.008px]
[size=15.008px]https://community.appinventor.mit.edu/t/free-textenhancer-enhance-text-formatting-in-your-app/111213