ISO/IEC 7816-3:2006
Identification cards -- Integrated circuit cards -- Part 3: Cards with contacts -- Electrical interface and transmission protocols
Product Details
It also covers signal rates, voltage levels, current values, parity convention, operating procedure, transmission mechanisms and communication with the card.
It does not cover information and instruction content, such as identification of issuers and users, services and limits, security features, journaling and instruction definitions.