Hello, customer?
It is possible to install using CP2103 driver if you want to use USBISP in Windows VISTA 64bit. Now the road has been opened to customer of Vista 64 bit. How to install USBISP in VISTA 64bit is followings. You need to change PID to OxEA60 in order to use attached driver for VISTA. When you change PID, change only PID that you want to 0xEA60 for programming using attached an144sw.zip with inserting USBISP into USB. And then, install driver. If the object to change PID in USBISP will not appear even if you run an144sw, program in PC of XP.
After that, install AVR Studio and install ICCAVR. Other instructions for use are the same as shown in the user manual for USBISP in FAQ. We recommend you to use V4.17 and higher for installation of AVR Studio. If you have any question, please write your question in Q/A. If you don’t install the driver successfully, please visit us carrying your note PC and we ourselves will help you.
Thank you.