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App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 · App Inventor 2 中文网
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3、App Inventor 2 开发自己的蓝牙App
主要用到 BlueToothLE 拓展，点此查看中文文档。BLE蓝牙的特点是无需配对，设备被扫描后直接连接即可通信。
蓝牙App开发示例
demo参考界面如下：
扫描蓝牙设备，代码如下：
扫描完成...
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