Apacer Technology USB-Disk Module Ⅱ - Manual (Page 5)

USB-Disk Module
AP-UMxxxxXXXXG-XXXX
5
© 2008 Apacer Technology, Inc. Rev. 1.0
2. Functional Block Diagram
The USB-Disk Module (UDM) contains a controller, embedded firmware, and Flash Media with a female
connector. The UDM interfaces with the host system allowing data to be written to and read from the
Flash Media.
Figure 2-1: Functional block diagram
Host
USB Interface
Flash
Management
Controller
Flash
Media
Flash
Media