Contactless ic card, also known as smart card, is a common card in smart cards, the more common in life at present are financial ic cards, supermarket membership cards, parking cards, gas cards and so on.

Contactless ic card integrated circuit includes a central processing unit (CPU), read-only memory (ROM), random access memory (RAM), electrically erasable programmable read-only memory (EEPROM) and an on-chip operating system COS and other major parts, like a super small computer. the CPU card uses a powerful and stable security controller to enhance the security of the card.

Contactless ic card protocol support.

Contactless ic card supports ISO14443-A/B protocol, CPU instructions are compatible with general 8051 instructions, built-in hardware DES co-processor, data memory is 8Kbyte EEPROM. the chip complies with PBOC2.0 e-passbook/e-wallet specification of Peoples Bank of China and CPU card chip specification of construction business.