Smart Card Operation Using Freescale MicrocontrollersFreescale Semiconductor Document Number: AN4453 Application Note Rev. 0, 2/2012 Smart Card Operation Using Freescale Microcontrollers by: Norman Guo Contents 1 Introduction 1 Introduction................................................................1 This application note describes the operation fundamentals of 2 ISO7816 Introduction...............................................2 a smart card and how to use an MCU to communicate with it. 2.1 ISO7816 protocols ove……