模拟USB\IgorPlugUSB\IgorPlug.inf .......\...........\IgorPlug.sys .......\...........\IgorPlugLicence.txt .......\...........\IgorPlugUSBdemo.exe .......\...........\IgorUSB.dll .......\...........\usb90s23x3.hex .......\...........doc\2313usb.gif .......\..............\IgorPlug-USB (AVR) firmware.pdf .......\..............\IgorPlugLicence.txt .......\..............\IgorUSB_DLL_help.htm .......\README.txt .......\IgorPlugUSB .......\IgorPlugUSBdoc 模拟USB