AMD Geode SC1201 User Manual

Page 30

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30

AMD Geode™ SC1200/SC1201 Processor Data Book

Signal Definitions

32579B

A28

6

DPOS_PORT1

I/O

IN

USB

,

O

USB

AV

C-

CUSB

---

A29

6

DNEG_PORT1

I/O

IN

USB

,

O

USB

AV

C-

CUSB

---

A30

V

IO

PWR

---

---

---

A31

V

SS

GND

---

---

---

B1

V

SS

GND

---

---

---

B2

V

IO

PWR

---

---

---

B3

AD29

I/O

IN

PCI

,

O

PCI

V

IO

Cycle Multiplexed

D5

I/O

IN

PCI

,

O

PCI

B4

AD28

I/O

IN

PCI

,

O

PCI

V

IO

Cycle Multiplexed

D4

I/O

IN

PCI

,

O

PCI

B5

REQ0#

I

(PU

22.5

)

INPCI

V

IO

---

B6

AD23

I/O

IN

PCI

,

O

PCI

V

IO

Cycle Multiplexed

A23

O

O

PCI

B7

V

SS

GND

---

---

---

B8

RD#

O

O

3/5

V

IO

---

CLKSEL0

I

(PD

100

)

IN

STRP

Strap (See Table 3-
4 on page 44
.)

B9

WR#

O

O

3/5

V

IO

B10

V

SS

GND

---

---

---

B11

VSYNC

O

O

1/4

V

IO

---

B12

RED

O

WIRE

AV

C-

CCRT

---

B13

V

IO

PWR

---

---

---

B14

AV

SSCRT

GND

---

---

---

B15

SETRES

I

WIRE

AV

C-

CCRT

---

B16

V

IO

PWR

---

---

---

B17

6, 2

BUSY/WAIT#

I

IN

T

V

IO

PMR[23]

3

= 0 and

(PMR[27] = 0 and
FPCI_MON = 0)

TFTD3

O

O

1/4

(PMR[23]

3

= 1 and

PMR[15] = 0) and
(PMR[27] = 0 and
FPCI_MON = 0)

VOPD2

O

O

1/4

(PMR[23]

3

= 1 and

PMR[15] = 1) and
(PMR[27] = 0 and
FPCI_MON = 0)

F_C/BE1#

O

O

1/4

PMR[23]

3

= 0 and

(PMR[27] = 1 or
FPCI_MON = 1)

Ball
No.

Signal Name

I/O

(PU/PD)

Buffer

1

Type

Power

Rail

Configuration

B18

6, 2

ACK#

I

IN

T

V

IO

PMR[23]

3

= 0 and

(PMR[27] = 0 and
FPCI_MON = 0)

TFTDE

O

O

1/4

(PMR[23]

3

= 1 and

PMR[15] = 0) and
(PMR[27] = 0 and
FPCI_MON = 0)

VOPCK

O

O

1/4

(PMR[23]

3

= 1 and

PMR[15] = 1) and
(PMR[27] = 0 and
FPCI_MON = 0)

FPCICLK

O

O

1/4

PMR[23]

3

= 0 and

(PMR[27] = 1 or
FPCI_MON = 1)

B19

V

IO

PWR

---

---

---

B20

6,2

SLIN#/ASTRB#

O

O

14/14

V

IO

PMR[23]

3

= 0 and

(PMR[27] = 0 and
FPCI_MON = 0)

TFTD16

O

O

1/4

PMR[23]

3

= 1 and

(PMR[27] = 0 and
FPCI_MON = 0)

F_IRDY#

O

O

14/14

PMR[23]

3

= 0 and

(PMR[27] = 1 or
FPCI_MON = 1)

B21

6,2

INIT#

O

O

14/14

V

IO

PMR[23]

3

= 0 and

(PMR[27] = 0 and
FPCI_MON = 0)

TFTD5

O

O

1/4

(PMR[23]

3

= 1 and

PMR[15] = 0) and
(PMR[27] = 0 and
FPCI_MON = 0)

VOPD4

O

O

1/4

(PMR[23]

3

= 1 and

PMR[15] = 1) and
(PMR[27] = 0 and
FPCI_MON = 0)

SMI_O

O

O

14/14

PMR[23]

3

= 0 and

(PMR[27] = 1 or
FPCI_MON = 1)

B22

V

SS

GND

---

---

---

B23

TVIOM

O

WIRE

AV

CCTV

---

B24

AV

SSTV

GND

---

---

---

B25

V

SS

GND

---

---

---

B26

TVCOMP

I

WIRE

AV

CCTV

---

B27

6

DPOS_PORT2

I/O

IN

USB

,

O

USB

AV

C-

CUSB

---

B28

6

DNEG_PORT2

I/O

IN

USB

,

O

USB

AV

C-

CUSB

---

B29

GPIO10

I/O

(PU

22.5

)

IN

TS

,

O

8/8

V

IO

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

DSR2#

I

(PU

22.5

)

IN

TS

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

IDE_IORDY1

I

(PU

22.5

)

IN

TS1

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

SDTEST1 O

(PU

22.5

)

O

2/5

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

B30

V

SS

GND

---

---

---

B31

V

IO

PWR

---

---

---

Ball
No.

Signal Name

I/O

(PU/PD)

Buffer

1

Type

Power

Rail

Configuration

Table 3-2. BGU481 Ball Assignment - Sorted by Ball Number (Continued)

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