Altera Interlaken MegaCore Function Manual do Utilizador descarregar pdf (Página 27)

June 2012 Altera Corporation Interlaken MegaCore Function

User Guide

4. Functional Description

The Interlaken MegaCore function provides the functionality described in the

Interlaken Protocol Definition, Revision 1.2, and arbitration between two incoming

user-defined channels, and regroups received data to two outgoing user-defined

channels. This chapter describes the individual interfaces and main blocks of the

Interlaken MegaCore function and how data passes between them.

This chapter contains the following sections:

■ “Architecture Overview”

■ “Interfaces Overview”

■ “Clocking and Reset Structure” on page 4–5

■ “Transmit Path” on page 4–11

■ “Receive Path” on page 4–17

■ “Calendar and Status Block” on page 4–20

■ “High-Speed I/O Block” on page 4–22

■ “Out-of-Band Flow Control Block” on page 4–24

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Altera Interlaken MegaCore Function Manual do Utilizador Página 27