USB Communication Problems
- Dmytro Svitlychnyi
If iqTool/iqPDCT cannot establish communication with connected device, try next step:
1. Check, if Serial Port was created after iqLink/iqInterface was connected to PC
1.1. Disconnect device
1.2. Open “Device Manager”
1.3. Unfold tab “COM & LPT”
1.4. Connect iqLink/iqInterface device to PC
1.4.1. The new port was created and operated correctly
in this case please connect to IQ2 Development support (support@iq2-development.de) with problem description and what a PC was used:
Windows version
PC producer
Modell
1.4.2.The new port was created but marked as operated incorrectly
please reinstall a driver. The new version can be found in https://www.ftdichip.com/Drivers/VCP.htm
It is important to install VCP (not Direct) drivers !!!
1.4.3.The Serial Port was not created:
Disconnect a device
Open “Device Manager”
Unfold tab “Universal Serial Bus controllers”
Connect iqLink/iqInterface to PC
Check if USB Serial Convertor has been created
Open “Properties” for USB Serial Converter -> Advanced
Check, if “Load VCP” is set – if not set, please set it