El contenido de los tres ficheros .inf es:
GTP-USB_#0.inf (Sisco)
**********************
Class="Hardware WinPic800"
ClassGuid={4F36E97F-E325-11CE-BFC1-08002BE10318}
%DESCRIPTION%=DriverInstall, USB\VID_04D8&PID_FFA2
MFGNAME="WinPic800 USB-Programmer"
DESCRIPTION="GTP-USB PLUS #0"
INSTDISK="USB Device Driver Disc"
SVCDESC="GTP-USB PLUS Device Driver"
ClassName="Hardware WinPic800"
ClassDesc="WinPic800 USB-Programmer"
picusb.inf (J1M)
****************
Class=%ClassName%
ClassGuid={4D36E911-E325-11CE-BFC1-08002BE10318}
%DESCRIPTION%=DriverInstall, USB\VID_04D8&PID_0011
MFGNAME="J1M PicUSB"
INSTDISK="PicUSB Device Driver Disc"
DESCRIPTION="PicUSB"
SVCDESC="PicUSB Device Driver"
ClassName="PIC 18Fxx5x USB Devices"
ClassDesc="PicUSB Sample Device"
mchpusb.inf (Microchip)
***********************
Class=Unknown
ClassGuid={4D36E97E-E325-11CE-BFC1-08002BE10318}
%DESCRIPTION%=DriverInstall,USB\VID_04D8&PID_000B, USB\VID_04D8&PID_000C
ONEYSOFT="Walter Oney Software"
MFGNAME="Microchip Technology, Inc."
INSTDISK="Microchip Technology, Inc. Installation Disc"
DESCRIPTION="PIC18F4550 Family Device"
Y el error producido entre el dispositivo de sisco y el de j1m es:
Un saludo