ACS ACR100 SIMFlash (CCID) - Manual (Page 5)

3.0. System Block Diagram .0. System Block Diagram
The USB Hub Controller is the communication interface between the PC and the MCU of the smart
card and flash memory via USB port connection. The 1 GB flash memory is available for the end-user
to use as storage. In Windows Explorer, the device is detected as a removable disk. The ACR100F is
powered from the USB port without other external power supply. The USB Hub Controller is the communication interface between the PC and the MCU of the smart
card and flash memory via USB port connection. The 1 GB flash memory is available for the end-user
to use as storage. In Windows Explorer, the device is detected as a removable disk. The ACR100F is
powered from the USB port without other external power supply.
1-GB Flash Memory
USB 2.0
Hub
Controller
USB
Interface
Computer
Smart Card
Smart Card
Interface Circuit
Figure 1: ACR100F System Block Diagram Figure 1: ACR100F System Block Diagram
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Page 5 of 18
ACR100F (CCID) Reference Manual
Version 3.00
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