KSZ8842-PMQL データシートの表示（PDF） - Micrel

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コンポーネント説明

メーカー

KSZ8842-PMQL

2-Port Ethernet Switch with PCI Interface

Micrel 

Micrel, Inc.

KSZ8842-PMQL/PMBL

Balls Description of KSZ8842-PMBL

Ball

Number

A8

Ball

Name

TEST_EN

Type

I

C7

SCAN_EN I

B7

P1LED2 Opu

A7

P1LED1 Opu

C6

P1LED0 Opu

B6

P2LED2 Opu

A6

P2LED1 Opu

B5

P2LED0 Opu

Ball Function

Test Enable.

For normal operation, pull-down this pin to ground.

Scan Test Scan Mux Enable.

For normal operation, pull-down this pin to ground.

Port 1 and Port 2 LED indicators1 defined as follows:

Switch Global Control Register 5:

SGCR5 bit [15,9]

P1LED32 /P2LED3

[0,0] Default

[0,1]

—

—

P1LED2/P2LED2

Link/Act

100Link/Act

P1LED1/P2LED1

Full duplex/Col 10Link/Act

P1LED0/P2LED0

Speed

Full duplex

Reg. SGCR5 bit [15,9]

[1,0]

[1,1]

P1LED32 P2LED3

Act

—

P1LED2/P2LED2

Link

—

P1LED1/P2LED1

Full duplex/Col —

P1LED0/P2LED0

Speed

—

Notes:

1. Link = On; Activity = Blink; Link/Act = On/Blink; Full Dup/Col = On/Blink;

Full Duplex = On (Full duplex); Off (Half duplex)

Speed = On (100BASE-T); Off (10BASE-T)

2. P1LED3 is ball B3. P2LED3 is ball C3.

Port 1 and Port 2 LED indicators3 for Repeater mode defined as follows:

Switch Global Control Register 5: SGCR5 bit [15,9]

[0,0] Default

[0,1] [1,0] [1,1]

P1LED3 , P2LED3

RPT_COL, RPT_ACT

—

P1LED2, P2LED2

RPT_Link3/RX, RPT_ERR3 —

P1LED1, P2LED1

RPT_Link2/RX, RPT_ERR2 —

P1LED0, P2LED0

RPT_Link1/RX, RPT_ERR1 —

Note 3: RPT_COL = Blink; RPT_Link3/RX (Host port) = On/Blink;

RPT_Link2/RX (Port 2) = On/Blink; RPT_Link1/RX (Port 1) = On/Blink;

RPT_ACT = On if any activity; RPT_ERR3 (Host port) = On if any CRC error;

RPT_ERR2 (port 2) = On if any CRC error; RPT_ERR1 (port 1) = On if any CRC error;

A5

PCLK

Ipd

PCI Bus Clock. This Clock provides the timing for all PCI bus phases. The rising edge

October 2007

16

M9999-100207-1.5

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