I/O error with COM port

[stanthetiger]

Hi Everybody,

Here's a Knowledge Base article that might be helpful in fixing Error 0xBFFF003E after a VISA Read/Write.

Regards,
Stanley Hu
National Instruments
Applications Engineering
http://www.ni.com/support

[Zimin]

Thank you very much. I have found usefull information on that link and my VI finally works.