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Table 3-7, Four-signal/group multiplexing – AMD Geode SC3200 User Manual

Page 48

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48

AMD Geode™ SC3200 Processor Data Book

Signal Definitions

32581C

Table 3-7. Four-Signal/Group Multiplexing

Ball

No.

Default

Alternate1

Alternate2

Alternate3

Signal

Configuration

Signal

Configuration

Signal

Configuration

Signal

Configuration

GPIO

UART2

IDE2

Internal Test

C30

GPIO7

PMR[17] = 0
and
PMR[8] = 0

RTS2#

PMR[17] = 1
and
PMR[8] = 0

IDE_DACK1#

PMR[17] = 0
and
PMR[8] = 1

SDTEST0

PMR[17] = 1
and
PMR[8] = 1

C31

GPIO8

CTS2#

IDE_DREQ1

SDTEST4

D28

GPIO6

PMR[18] = 0
and
PMR[8] = 0

DTR2#/BOUT2

PMR[18] = 1
and
PMR[8] = 0

IDE_IOR1#

PMR[18] = 0
and
PMR[8] = 1

SDTEST5

PMR[18] = 1
and
PMR[8] = 1

C28

GPIO9

DCD2#

IDE_IOW1#

SDTEST2

B29

GPIO10

DSR2#

IDE_IORDY1

SDTEST1