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Customer Reference Board Manual 25
Intel® IQ80333 I/O Processor
Hardware Reference Section
Hardware Reference Section 3
3.1 Functional Diagram
Figure 5 shows the functional block for the 80333.
Figure 5. Intel
®
80333 I/O Processor Functional Block Diagram
DDR II 400
GPIOs
DDR SDRAM
Battery
Backup
8 MB
StrataFLASH
JTAG
Slot
RS-232
I2C
X8 Edge Connector
HEX
LED
Buzzer
Local Bus
PCI-X Bus IOP (100 MHz)
SlotPCI-X Bus Slot (133 MHz)
Intel®
80333
I/O
Processor
PCI
Express
Gig-E
RS-232
Target Market
ROMB
PCI Express RAID card