July 2008
Intermediate to advanced
544 pages
16h 52m
English
Content preview from Computers as Components, 2nd Edition
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7.4 Consumer Electronics Architecture 371
User
connect
file system
Host
synchronize
FIGURE 7.12
Use case of synchronizing with a host system.
I/O devices
CPU DSP
network
interface
storage
FIGURE 7.13
Functional architecture of a generic consumer electronics device.
may be performed locally on the client device,most of the work is done on the host
system while the connection is established.
7.4.2 Platforms and Operating Systems
Given these types of usage scenarios, we can deduce a few basic characteristics of
the underlying architecture of these devices. Figure 7.13 shows a functional block
diagram of a typical device. The storage system provides bulk, per manent ...