I have heard that some of these come with CDC class or MSC class to simplify using them with PCs. and I also heard that these have specific class.
I am not the GHI USB expert but I was only saying that if it didn’t work then GHI can make it work for you. The fee to make this happen will be a lot less than any other option out there.
I can’t open the links. But there is driver comes with the USB Smart Card Reader from manufacturers, i think it is best to use the drive, if you don’t find the drive from the package when you received the USB smart card reader, you can ask the drive from your retailer. The usb smart card reader SYNCOTEK SC-600P (http://www.syncotek.com/product/usb_powered_rfid_ic_smart_card_reader_sc_600_p.html ) also supports PC/SC, you can take a review from the manufacturer website.