
36
AMD Geode SC1200/SC1201 Processor Data Book
Signal Definitions
Revision 7.1
AD4
TVCOMP
I
WIRE
AVCCTV ---
AD28
MA6
O
O2/5
VIO
---
AD29
MA7
O
O2/5
VIO
---
AD30
MA8
O
O2/5
VIO
---
AD31
MA9
O
O2/5
VIO
---
AE1
TVRSET
I
WIRE
AVCCTV ---
AE2
VIO
PWR
---
AE3
INTA#
I
(PU22.5)
INPCI
VIO
---
DPOS_PORT3
I/O
INUSB,
OUSB
AVC-
CUSB
---
AE28
MA3
O
O2/5
VIO
---
AE29
MA4
O
O2/5
VIO
---
AE30
VIO
PWR
---
AE31
MA5
O
O2/5
VIO
---
AF1
INTB#
I
(PU22.5)
INPCI
VIO
---
AF2
VSS
GND
---
DNEG_PORT3
I/O
INUSB,
OUSB
AVC-
CUSB
---
AF4
AVCCUSB
PWR
---
MD14
I/O
INT,
TS2/5
VIO
---
MD15
I/O
INT,
TS2/5
VIO
---
AF30
VSS
GND
---
AF31
DQM1
O
O2/5
VIO
---
AG1
AVSSUSB
GND
---
DNEG_PORT2
I/O
INUSB,
OUSB
AVC-
CUSB
---
DNEG_PORT1
I/O
INUSB,
OUSB
AVC-
CUSB
---
AG4
GPIO9
I/O
(PU22.5)
INTS,
O1/4
VIO
PMR[18] = 0 and
PMR[8] = 0
DCD2#
I
(PU22.5)
INTS
PMR[18] = 1 and
PMR[8] = 0
IDE_IOW1#
O
(PU22.5)
O1/4
PMR[18] = 0 and
PMR[8] = 1
SDTEST2
O
(PU22.5)
O2/5
PMR[18] = 1 and
PMR[8] = 1
AG28
MA11
O
O2/5
VIO
---
MD9
I/O
INT,
TS2/5
VIO
---
MD8
I/O
INT,
TS2/5
VIO
---
MD13
I/O
INT,
TS2/5
VIO
---
DPOS_PORT2
I/O
INUSB,
OUSB
AVC-
CUSB
---
DPOS_PORT1
I/O
INUSB,
OUSB
AVC-
CUSB
---
Ball
No.
Signal Name
I/O
(PU/PD)
Buffer1
Type
Power
Rail
Configuration
AH3
GPIO6
I/O
(PU22.5)
INTS,
O1/4
VIO
PMR[18] = 0 and
PMR[8] = 0
DTR2#/BOUT2
O
(PU22.5)
O1/4
PMR[18] = 1 and
PMR[8] = 0
IDE_IOR1#
O
(PU22.5)
O1/4
PMR[18] = 0 and
PMR[8] = 1
SDTEST5
O
(PU22.5)
O2/5
PMR[18] = 1 and
PMR[8] = 1
AH4
GPIO7
I/O
(PU22.5)
INTS,
O1/4
VIO
PMR[17] = 0 and
PMR[8] = 0
RTS2#
O
(PU22.5)
O1/4
PMR[17] = 1 and
PMR[8] = 0
IDE_DACK1#
O
(PU22.5)
O1/4
PMR[17] = 0 and
PMR[8] = 1
SDTEST0
O
(PU22.5)
O2/5
PMR[17] = 1 and
PMR[8] = 1
AH5
TDP
I/O
Diode
---
AH6
TDO
O
OPCI
VIO
---
AH7
VPCKIN
I
INT
VIO
---
AH8
VPD4
I
INT
VIO
---
AH9
VPD0
I
INT
VIO
---
AH10
VSS
GND
---
AH11
VCORE
PWR
---
AH12
VSS
GND
---
AH13
VCORE
PWR
---
AH14
VSS
GND
---
AH15
VCORE
PWR
---
AH16
SDCLK1
O
O2/5
VIO
---
AH17
VCORE
PWR
---
AH18
VSS
GND
---
AH19
VCORE
PWR
---
AH20
VSS
GND
---
AH21
VCORE
PWR
---
AH22
VSS
GND
---
MD28
I/O
INT,
TS2/5
VIO
---
MD55
I/O
INT,
TS2/5
VIO
---
MD51
I/O
INT,
TS2/5
VIO
---
MD48
I/O
INT,
TS2/5
VIO
---
MD23
I/O
INT,
TS2/5
VIO
---
AH28
SDCLK_OUT
O
O2/5
VIO
---
AH29
MA12
O
O2/5
VIO
---
MD11
I/O
INT,
TS2/5
VIO
---
MD10
I/O
INT,
TS2/5
VIO
---
Ball
No.
Signal Name
I/O
(PU/PD)
Buffer1
Type
Power
Rail
Configuration