System Block Diagram; Figure 1: Acr100I System Block Diagram - Advanced Card ACR100I Reference Manual

3.0. System Block Diagram

The USB Hub Controller is the communication interface between the computer and the MCU of the
smart card and the flash memory via USB port connection. The flash memory is available for the end-
user to use as storage. In Windows Explorer, the device is detected as a removable disk. The
ACR100I is powered from the USB port without other external power supply.
Interface
ACR100I – Reference Manual
Version 1.00
MIFARE Chip
USB
2 PORT
USB 2.0
Hub
Controller

Figure 1: ACR100I System Block Diagram

Antenna for
MIFARE Chip
Smart Card
Interface Circuit
Flash memory
ACR100I
SIM-sized
Smart Card
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