Wireless Sensor Networks

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bluetooth com port communication

Hi,

 

I'm trying to communicate a bluetoothe device with my laptop using Labview (ver 8.5.1).

 

I've tried the example VI for bluetooth (http://zone.ni.com/devzone/cda/tut/p/id/3260), so I succeeded to discover it, and get the address. But I I have a problem in reading/sending data (error message: Error 56 occurred at Bluetooth Read in bluetooth_con.vi). The bluetooth device shows a LED which means that it is connected, but does not show another LED which means it sends/receives data. (In this case, how can I set communication setting like Baud rate?)

 

Since two COM port are assigned for the bluetooth device (for example, COM 8 for incoming, and 9 for outgoing), also I thought that I need to set communication setting such as Baud rate, I tried VISA communication (different program with above bluetooth program). But it does not work. I used the NI example file (Basic Serial Write and Read.vi).

 

It seems very simple, just communicating with bluetooth, but I'm trouble.

 

Many thanks,

J.

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