Microprocessor card

Details Microprocessor card Microprocessor card

2008-03-28

2010-10-19

Lee, Seung H (Department: 2887)

Registers

Records

Conductive

Reexamination Certificate

active

07815125

ABSTRACT:
The microprocessor card includes a first microprocessor and a second microprocessor, the first microprocessor including elements for commanding the second microprocessor. In embodiments, the card includes electrical contacts adapted to carry command signals, these electrical contacts being connected exclusively to the first microprocessor. In embodiments, the first microprocessor includes elements for commanding the second microprocessor via commands conforming to the ISO 7816 standard. The first microprocessor uses a lower level of security than the second microprocessor.

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