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Board Manual 31
Hardware Reference Section 3
3.1 Functional Diagram
Figure 5 shows the functional block for the IQ80321.
Figure 5. Functional Block Diagram
A9517-01
Intel
®
80321
I/O Processor
Intel
®
82544
Giga Ethernet
Logic
Analyzer
Interface
Secondary PCI-X
Expansion
PC1600 DDR Memory
Memory Battery Backup
FLASH
ROM
Secondary PCI-X Bus 64-bits, 66 MHz
Primary PCI-X Bus 64-bits, 133 MHz
FET Quick Switches
PCI-X
Bridge
DDR Memory Bus
Logic
Analyzer
Interface
16550
UART
Rotary
Switch
Hex
Disp
IOP Peripheral Bus