1 Scope
This part of ISO/IEC 7816 specifies the power, signal structures, and the structure for the answer to reset
between an integrated circuit(s) card with synchronous transmission and an interface device such asa terminal.
The specifications in ISO/IEC 7816‑3 apply where appropriate, unless otherwise stated here.
It also covers signal rates, operating conditions, and communication with the integrated
circuit(s) card.
This part of ISO/IEC 7816 specifies two types of synchronous cards: type 1 and type 2.