Dear all, my usb msc+cdc composite project work well in winxp ;but in win7,my cdc vcom could not recieve&send data;my cdc inf file is mchp_MSD_CDC.inf,is ok in win7,because cdc project also work well in win7.
when (win7) reinstall&uninstall vcom deriver in devicelist,pc requrie a long time.
Hi Tsuneo, Thanks for your USB composite example, it works well. If you can put the mcb2300-vcom.inf (Revised) inf file into the USBMSC disk, it will be more interesting.