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- FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-Q Series > Unable to communicate via USB connection
FAQ
Unable to communicate via USB connection
A QCPU module and GX Developer or GX Works2 are connected with a USB cable, but they cannot communicate with each other. Are there any remedies?
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Answer
Check the following points.
(1) Transfer Setup is properly configured.
(2) The USB driver is properly recognized.
(1) Transfer Setup is properly configured.
(2) The USB driver is properly recognized.
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- Engineering Software
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- Software Package (GPP function)