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AMC335 Functional Blocks AMC335 Functional Blocks Figure 2-2, “AMC335 Functional Block Diagram,” presents a functional block diagram of the AMC335. Figure 2-2: AMC335 Functional Block Diagram The following topics provide overviews for each major block on the AMC335: • “Freescale MPC8270 PowerQUICC II Processor,” on page 22 • “AMC Interface,” on page 22 • “User I/O,” on page 23 • “PCI Express Interface,” on page 24 • “Ethernet Interfaces,” on page 25 • “Memory,” on page 25 • “Interrupt Sources,” on page 27 • “Module Management Controller,” on page 29 • “Reset,” on page 30 • “Board Clocks and Frequencies,” on page 30 • “Clock Steering,” on page 30 • “LED Indicators,” on page 31 • “Rear-Panel I/O,” on page 32 • “User-Configurable Switches,” on page 32 • “NexusWare Software Support,” on page 33 • “Operating Systems,” on page 33 21