下载说明.txt 2K_XP_COM .........\usb2ser_2kXP.inf .........\usb2ser_2kxp_comp.cat .........\usb2ser_XP64.inf 98_Mass .......\MTKUMSS.INF .......\UMSS.sys .......\UMSSPDR.pdr Vista .....\usb2servistawin7_32_comp.cat .....\usb2servistawin7_64_comp.cat .....\usb2ser_Vista.inf .....\usb2ser_Vista64.inf Win7 ....\usb2servistawin7_32_comp.cat ....\usb2servistawin7_64_comp.cat ....\usb2ser_Win7.inf ....\usb2ser_Win764.inf