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App Inventor 2 经典蓝牙(SPP) 硬件接入:hc05 · App Inventor 2 中文网
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Error 515: Not connected to a Bluetooth device.
Error 507: unable to connect. is the device turned on?
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经典蓝牙硬件有很多款,但是hc05尤为常见,这里以hc05为例,介绍一下经典蓝...
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