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App Inventor 2 经典蓝牙(SPP) 硬件接入：hc05 · App Inventor 2 中文网
...：38400，而非默认的9600。
上电之前按下硬件上的按钮，则进入AT模式，红灯慢闪；不按则默认进入透传模式，红灯快闪，等待配对。
STATE引脚在蓝牙连接成功后是高电平，否则低电平。
基本接入代码...
What is the effect of extern “C” in C++?
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Ciro Santilli 郝海东冠状病六四事件法轮功Ciro Santilli 郝海东冠状病六四事件法轮功
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How to execute a Python script from the Django shell?
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Ciro Santilli 郝海东冠状病六四事件法轮功Ciro Santilli 郝海东冠状病六四事件法轮功
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What does multicore assembly language look like?
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Ciro Santilli 郝海东冠状病六四事件法轮功Ciro Santilli 郝海东冠状病六四事件法轮功
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How to pick a new color for each plotted line within a figure in matplotlib?
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Ciro Santilli 郝海东冠状病六四事件法轮功Ciro Santilli 郝海东冠状病六四事件法轮功
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Meaning of $? (dollar question mark) in shell scripts
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Stack smashing detected
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Ciro Santilli 郝海东冠状病六四事件法轮功Ciro Santilli 郝海东冠状病六四事件法轮功
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Can gcc output C code after preprocessing?
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Ciro Santilli 郝海东冠状病六四事件法轮功Ciro Santilli 郝海东冠状病六四事件法轮功
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What is the maximum recursion depth in Python, and how to increase it?
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Ciro Santilli 郝海东冠状病六四事件法轮功Ciro Santilli 郝海东冠状病六四事件法轮功
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How to lay out Views in RelativeLayout programmatically?
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Ciro Santilli 郝海东冠状病六四事件法轮功Ciro Santilli 郝海东冠状病六四事件法轮功
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