Go to the my computer properties. The "hardware" tab. Device Manager. Find your USB flash drive. Right-click — Properties. Tab "Information" in the drop-down list "device instance ID"
Then go here
and enter in the box the VID that the device information you're after "PCI/VEN_"(there are 4 numbers), then in the PID writing that the information after "DEV_"(also 4 digits). Remind Find.
Get a list of drives. Looking for my. Find the right-most column will be the name of the utility, which can work with your chip. Well, it the idea can do it.
For me it was AlcorMP. If you have the same thing, you can tell exactly how to do what you need.
upd: you are not the same. If you wait till tomorrow, I can try tomorrow your to scratch.