Identification cards - Contactless integrated circuit cards - Proximity cards - Part 4: Transmission protocol - AMENDMENT 2: Bit rates of fc/8, fc/4 and fc/2, protocol activation of PICC Type A and frame size from 512 bytes to 4 096 bytes
This part of ISO/IEC 14443 specifies a half-duplex block transmission protocol featuring the special needs of a contactless environment and defines the activation and deactivation sequence of the protocol.This part of ISO/IEC 14443 is intended to be used