
38
AMD Geode SC1200/SC1201 Processor Data Book
Signal Definitions
Revision 7.1
AK10
GPIO34
I/O
(PU22.5)
INPCI,
OPCI
VIO
LAD2
I/O
(PU22.5)
INPCI,
OPCI
AK11
VIO
PWR
---
AK12
VSS
GND
---
AK13
SDATA_OUT
O
OAC97
VIO
---
TFT_PRSNT
I
(PD100)
INSTRP
VIO
AK14
SDATA_IN
I
INT
VIO
FPCI_MON = 0
F_GNT0#
O
O2/5
FPCI_MON = 1
AK15
VSS
GND
---
AK16
VIO
PWR
---
AK17
VSS
GND
---
MD59
I/O
INT,
TS2/5
VIO
---
MD62
I/O
INT,
TS2/5
VIO
---
AK20
VIO
PWR
---
AK21
VSS
GND
---
MD26
I/O
INT,
TS2/5
VIO
---
MD30
I/O
INT,
TS2/5
VIO
---
MD53
I/O
INT,
TS2/5
VIO
---
AK25
VIO
PWR
---
AK26
VSS
GND
---
MD21
I/O
INT,
TS2/5
VIO
---
MD18
I/O
INT,
TS2/5
VIO
---
AK29
CS1#
O
O2/5
VIO
---
AK30
VSS
GND
---
AK31
VIO
PWR
---
AL1
VSS
GND
---
AL2
VIO
PWR
---
AL3
TDN
I/O
WIRE
VIO
---
AL4
TCK
I
(PU22.5)
INPCI
VIO
---
AL5
GTEST
I
(PD22.5)
INT
VIO
---
AL6
VPD5
I
INT
VIO
---
AL7
VPD3
I
INT
VIO
---
AL8
GPIO39
I/O
(PU22.5)
INPCI,
OPCI
VIO
SERIRQ
I/O
INPCI,
OPCI
AL9
GPIO36
I/O
(PU22.5)
INPCI,
OPCI
VIO
LDRQ#
I
INPCI
Ball
No.
Signal Name
I/O
(PU/PD)
Buffer1
Type
Power
Rail
Configuration
AL10
GPIO33
I/O
(PU22.5)
INPCI,
OPCI
VIO
LAD1
I/O
(PU22.5)
INPCI,
OPCI
AL11
GPIO13
I/O
(PU22.5)
INAB,
O8/8
VIO
PMR[19] = 0
AB2D
I/O
(PU22.5)
INAB,
OD8
VIO
PMR[19] = 1
AL12
AB1D
I/O
(PU22.5)
INAB,
OD8
VIO
(PMR[23] = 1 and
PMR[15] = 1)
GPIO1
I/O
(PU22.5)
INT, O3/
5
PMR[15] = 0 and
PMR[13] = 0
IOCS1#
O
O3/5
PMR[15] = 0 and
PMR[13] = 1
AL13
SYNC
O
OAC97
VIO
---
CLKSEL3
I
(PD100)
INSTRP
AL14
BIT_CLK
I
INT
VIO
FPCI_MON = 0
F_TRDY#
O
O1/4
FPCI_MON = 1
AL15
GPIO16
I/O
(PU22.5)
INT, O2/
5
VIO
PMR[0] = 0 and
FPCI_MON = 0
PC_BEEP
O
O2/5
PMR[0] = 1 = 0 and
FPCI_MON = 0
F_DEVSEL#
O
O2/5
FPCI_MON = 1
AL16
GXCLK
O
O2/5
VIO
(PMR[29] = 0 and
PMR[15] = 1)
FP_VDD_ON
O
O1/4
PMR[15] = 0
TEST3
O
O2/5
PMR[29] = 1 and
MD57
I/O
INT,
TS2/5
VIO
---
MD60
I/O
INT,
TS2/5
VIO
---
MD63
I/O
INT,
TS2/5
VIO
---
AL20
SDCLK2
O
O2/5
VIO
---
MD24
I/O
INT,
TS2/5
VIO
---
MD27
I/O
INT,
TS2/5
VIO
---
MD31
I/O
INT,
TS2/5
VIO
---
MD52
I/O
INT,
TS2/5
VIO
---
MD49
I/O
INT,
TS2/5
VIO
---
AL26
DQM2
O
O2/5
VIO
---
MD20
I/O
INT,
TS2/5
VIO
---
Ball
No.
Signal Name
I/O
(PU/PD)
Buffer1
Type
Power
Rail
Configuration