IXP2400 datasheet(33/126 Pages) INTEL

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Intel® IXP2400 Network Processor

Datasheet

Port 0

RXCLK01

Input

RXENB[0]

Output

RXSOF[0]

Input

RXEOF[0]

Input

not used in UTOPIA mode, tie to ground

RXVAL[0]

Input

not used in UTOPIA mode, tie to ground

RXERR[0]

Input

not used in UTOPIA mode, tie to ground

RXPRTY[0]

Input

RXFA[0]

Input

not used in POS-PHY Level 3 SPHY mode, tie to ground

RXPADL[0]

Input

not used in UTOPIA mode, tie to ground; not used in

POS-PHY x8 mode, tie to ground

RXDATA[7:0]

Input

MPHY (unused)

RXADDR[3:0]

Output

unused; no connect

RXPFA

Input

unused; tie to ground

Port 3

TXCLK23

Input

TXENB[3]

Output

TXSOF[3]

Output

TXEOF[3]

Output

not used in UTOPIA mode, no connect

TXERR[3]

Output

not used in UTOPIA mode, no connect

TXPRTY[3]

Output

TXFA[3]

Input

TXDATA[31:24]

Output

Port 2

TXCLK23

Input

TXENB[2]

Output

TXSOF[2]

Output

TXEOF[2]

Output

not used in UTOPIA mode, no connect

TXERR[2]

Output

not used in UTOPIA mode, no connect

TXPRTY[2]

Output

TXFA[2]

Input

TXPADL[0]

Output

not used in UTOPIA mode, no connect; not used in

POS-PHY x8 mode, no connect

TXDATA[23:16]

Output

Table 9.

4x8 SPHY UTOPIA/POS-PHY Master Mode (Continued)

Port

Master Pin

Name

Direction

Slave Mode Function and Description

IXP2400 Datasheet(PDF) 33 Page - Intel Corporation

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