4

02/16/2012

PI6C49014

Networking Clock Generator

Byte 1: Control Register

Bit

Description

Type

Power Up Condi-

tion

Output(s) Affected

Notes

7

OEfor32.256M_Out1

RW

1

32.256M_Out

0=disabled

1=enabled

6

OEfor25M_Out1

RW

1

25M_Out1

0=disabled

1=enabled

5to0

Reserved

RW

Undefined

NotApplicable

Byte 2: Control Register

Bit

Description

Type

Power Up Condi-

tion

Output(s) Affected

Notes

7to5

Reserved

RW

Undefined

NotApplicable

4to0

Reserved

R

Undefined

NotApplicable

Byte 3: Control Register

Bit

Description

Type

Power Up Con-

dition

Output(s) Affected

Notes

7to3 Reserved

RW

Undefined

NotApplicable

2

OEfor200MHCSLOutput

RW

1

200M

0=disabled

1=enabled

1to0 Reserved

RW

Undefined

NotApplicable

Byte 0 - Bit 6 and Bit 5 Functionality

Bit 6

Bit 5

Description

0

X

PD_RESETHWpin/signal=enabled

1

0

Disablesalloutputsandtri-statestheoutputs,PD_RESETHWpin/signal=DONOTCARE

1

1

Enablealloutputs,PD_RESETHWpin/signal=DON'TCARE

11-0146