Altera Stratix GX Transceiver User Manual

Page 69

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Altera Corporation

3–23

January 2005

Stratix GX Transceiver User Guide

Basic Mode

Figure 3–21. altgxb in Basic Mode With rx_coreclk & tx_coreclk Enabled

Table 3–3

displays a list of the input and output clock ports available in

basic mode.

Table 3–3. Input & Output Ports Available in Basic Mode (Part 1 of 2)

Clock

Port

Description

rx_cruclk

Input

Input to CRU available as a port when CRU is not
trained by the transmitter PLL.

inclk

Input

Input to transmitter PLL available as a port when the
transmitter PLL is instantiated.

coreclk_out

Output Output clock from transmitter PLL equivalent to

TX_PLL_CLK

. Available as port if transmitter PLL is

used.

rx_clkout

Output Output clock from transceiver. In this mode,

RX_CLKOUT

is the recovered clock of the respective

channel.