IP178C-DS-R02 datasheet(60/93 Pages) ETC2

60 / 93 page

IP178C/IP178C LF/IP178CH/IP178CH LF

Datasheet

60/93

June 21, 2007

IP178Cx-DS-R12

PHY

MII

ROM

R/W

Description

Default

Switch control register 2

2[15:10]

5[7:2]

TMODE_SEL. Test mode selection

This function is for testing only. The default value must be

adopted for normal operation.

6’b0

2[9]

5[1]

MDI_MDIX_EN. Auto MDIMDIX enable

1: Auto MDIMDIX (default)

0: fixed MDI

Note: IP178C/IP178CH always uses a MDIX transformer.

P(1)

2[8]

5[0]

Reserved

P(0)

2[7]

4[7]

Reserved

1’b0

2[6]

4[6]

MAC_MODE_EN.

External MAC mode

1: MAC mode

0: PHY mode

P(0)

2[5]

4[5]

RMII_EN.

External MII mode

1: RMII

0: MII

P(0)

2[4]

4[4]

FX7_en (for IP178CH only)

Fiber port 7 enable

1: enable

0: disable

P(0)

2[3]

4[3]

FX7_half (for IP178CH only)

Fiber port 7 duplex mode

1: half duplex

0: full duplex

P(0)

2[2]

4[2]

FX6_en (for IP178CH only)

Fiber port 6 enable

1: enable

0: disable

P(0)

2[1]

4[1]

FX6_half (for IP178CH only)

Fiber port 6 duplex mode

1: half duplex

0: full duplex

P(0)

2[0]

4[0]

BI_COLOR

P(0)

IP178C-DS-R02 数据表(PDF) 60 Page - List of Unclassifed Manufacturers

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IP178C-DS-R02 数据表(PDF) 60 Page - List of Unclassifed Manufacturers

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