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An ESP32 module (Arduino IDE compatible) can act as both a GATT Client and Server, and there are module examples for each of these, as well as github projects.


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I have the same version module HC-05. This mode (INQ) is enabled for default and it's impossible switch it off. Seems that manufacturer removed this command in that version. Another point, that it works only on default 9600 bod/s regardless of settings AT+UART=... and only in standart AT mode (key pin pull high after power on device). Once connected to ...


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