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Mastering Arduino by Jon Hoffman

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Set/Query module mode

Command

Response

Parameters

Description

AT+ROLE?

 

+ROLE:<Param>

 

0 Slave

1 Master

Queries the role of the HC-05 Bluetooth module.

 

 

Command

Response

Parameters

Description

AT+ROLE=<Param>

 

OK

 

0 Slave

1 Master

Sets the role of the HC-05 Bluetooth module.

 

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