32581CSignal Definitions

Table 3-7. Four-Signal/Group Multiplexing

Ball

 

Default

Alternate1

Alternate2

Alternate3

 

 

 

 

 

 

 

 

 

 

No.

Signal

 

Configuration

Signal

Configuration

Signal

 

Configuration

Signal

Configuration

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GPIO

UART2

 

IDE2

Internal Test

 

 

 

 

 

 

 

 

 

 

 

C30

GPIO7

 

PMR[17] = 0

RTS2#

PMR[17] = 1

IDE_DACK1#

 

PMR[17] = 0

SDTEST0

PMR[17] = 1

 

 

 

and

 

and

 

 

and

 

and

C31

GPIO8

 

CTS2#

IDE_DREQ1

 

SDTEST4

 

PMR[8] = 0

PMR[8] = 0

 

PMR[8] = 1

PMR[8] = 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D28

GPIO6

 

PMR[18] = 0

DTR2#/BOUT2

PMR[18] = 1

IDE_IOR1#

 

PMR[18] = 0

SDTEST5

PMR[18] = 1

 

 

 

and

 

and

 

 

and

 

and

C28

GPIO9

 

DCD2#

IDE_IOW1#

 

SDTEST2

 

PMR[8] = 0

PMR[8] = 0

 

PMR[8] = 1

PMR[8] = 1

 

 

 

 

 

 

 

B29

GPIO10

 

DSR2#

IDE_IORDY1

 

SDTEST1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

48

AMD Geode™ SC3200 Processor Data Book

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AMD SC3200 manual Four-Signal/Group Multiplexing