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.
thank you, Tsuneo Chinzei! I use mchp_MSD_CDC.inf(v2.7) file in win7,cdc project is really ok,but msc+cdc compostie project is bad.