Tuesday, September 11, 2012

Smart Card



Smart Card Description

Smart Card defines the physical and electrical protocols for a plastic chip card used to store data. A Smart Card can hold much more data then via a simple magnetic strip. A Smart card will either have an embedded memory chip to store data, or an embedded microprocessor to interact during a transaction. Smart Card uses normal TTL switching levels. Smart Card come in two different interface types; a contact type and a contactless type. The contact-less type uses an embedded antenna. The contact type has an 8-pin flat connector embedded on the top of the card.

Smart Cards are also referred to by other names depending upon its application:
UICC Card [Universal Integrated Circuit Card], Smart Card used in mobile phones.
SIM Card [Subscriber Identity Module], the type of application running on a UICC Smart Card.



Smart Card PinOut

8 Pin Smartcard Bus PinOut
Pin #Pin NamePin Description
1VCC+5v or 3.3v DC
2ResetCard Reset (Optional)
3CLOCKCard Clock
4ASApplication Specific
5GNDGround
6VPP+21v DC [Programming], or NC
7I/OIn/Out [Data]
8ASApplication Specific

6 Pin Smartcard Bus PinOut
Pin #Pin NamePin Description
1VCC+5v or 3.3v DC
2ResetCard Reset (Optional)
3CLOCKCard Clock
5GNDGround
6VPP+21v DC [Programming], or NC
7I/OIn/Out [Data]


Thanks to:
http://www.interfacebus.com/Design_Connector_SmartCard.html

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