Drivers for RC522 13.56Mhz RFID modules

Has anyone done, or know of, any Netmf drivers for the misc RFID modules based on the RC522 asic?

either this one:

http://www.dfrobot.com/index.php?route=product/product&product_id=946&search=rfid&description=true

or this type?

http://www.ebay.com/itm/Mifare-RC522-Card-Read-Antenna-RF-Module-RFID-Reader-IC-Card-Proximity-Module-/181641343569?pt=LH_DefaultDomain_0&hash=item2a4aaaf251