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Signal Definitions
Table 3-2.
Ball
I/O
No.
Signal Name
(PU/PD)
AC1
IDE_DATA1
I/O
TFTD16
O
AC2
IDE_DATA2
I/O
TFTD14
O
AC3
IDE_DATA0
I/O
TFTD6
O
AC4
IDE_DREQ0
I
TFTD8
O
6
MD25
I/O
AC28
6
MD26
I/O
AC29
6
MD27
I/O
AC30
AC31
DQM3
O
AD1
IDE_IORDY0
I
TFTD11
O
AD2
IDE_IOW0#
O
TFTD9
O
AD3
IDE_ADDR0
O
TFTD3
O
AD4
IDE_DACK0#
O
TFTD0
O
6
MD52
I/O
AD28
6
MD29
I/O
AD29
MD30
I/O
6
AD30
6
MD31
I/O
AD31
AE1
IDE_ADDR1
O
TFTD2
O
AE2
V
GND
SS
AE3
V
PWR
IO
AE4
V
GND
SS
AE28
V
GND
SS
AE29
V
PWR
IO
AE30
V
GND
SS
6
MD28
I/O
AE31
AF1
IRQ14
I
TFTD1
O
AF2
IDE_CS0#
O
TFTD5
O
AF3
SOUT1
O
CLKSEL1
I
(PD
100
AF4
OVER_CUR#
I
6
MD50
I/O
AF28
6
MD49
I/O
AF29
6
MD54
I/O
AF30
6
MD53
I/O
AF31
AMD Geode™ SC1200/SC1201 Processor Data Book
BGU481 Ball Assignment - Sorted by Ball Number (Continued)
1
Buffer
Power
Type
Rail
Configuration
IN
,
V
PMR[24] = 0
TS1
IO
TS
1/4
O
PMR[24] = 1
1/4
IN
,
V
PMR[24] = 0
TS1
IO
TS
1/4
O
PMR[24] = 1
1/4
IN
,
V
PMR[24] = 0
TS1
IO
TS
1/4
O
PMR[24] = 1
1/4
IN
V
PMR[24] = 0
TS1
IO
O
PMR[24] = 1
1/4
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
O
V
---
2/5
IO
IN
V
PMR[24] = 0
TS1
IO
O
PMR[24] = 1
1/4
O
V
PMR[24] = 0
1/4
IO
O
PMR[24] = 1
1/4
O
V
PMR[24] = 0
1/4
IO
O
PMR[24] = 1
1/4
O
V
PMR[24] = 0
1/4
IO
O
PMR[24] = 1
1/4
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
O
V
PMR[24] = 0
1/4
IO
O
PMR[24] = 1
1/4
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
IN
, TS
V
---
T
2/5
IO
IN
V
PMR[24] = 0
TS1
IO
O
PMR[24] = 1
1/4
O
V
PMR[24] = 0
1/4
IO
O
PMR[24] = 1
1/4
O
V
---
8/8
IO
IN
Strap (See Table 3-
STRP
)
4 on page 44.)
IN
V
---
TS
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
Ball
I/O
No.
Signal Name
(PU/PD)
AG1
GPIO18
I/O
(PU
22.5
DTR1#/BOUT1
O
(PU
22.5
AG2
SIN1
I
AG3
X27I
I
TEST1
O
AG4
PLL6B
I/O
6
MD21
I/O
AG28
AG29
DQM6
O
AG30
DQM2
O
6
MD55
I/O
AG31
AH1
POWER_EN
O
AH2
X27O
O
TEST0
O
AH3
PLL2B
I/O
AH4
V
PWR
IO
AH5
PWRBTN#
I
(PU
100
AH6
GPWIO0
I/O
(PU
100
AH7
V
GND
SS
AH8
CLK32
O
AH9
POR#
I
6
MD3
I/O
AH10
6
MD5
I/O
AH11
AH12
WEA#
O
AH13
V
GND
SS
AH14
V
PWR
IO
AH15
MA1
O
6
MD34
I/O
AH16
6
MD37
I/O
AH17
AH18
V
PWR
IO
AH19
V
GND
SS
6
MD41
I/O
AH20
AH21
MA9
O
AH22
MA8
O
AH23
DQM1
O
MD13
I/O
6
AH24
AH25
V
GND
SS
AH26
MA11
O
AH27
CS1#
O
6
MD18
I/O
AH28
6
MD48
I/O
AH29
6
MD20
I/O
AH30
6
MD51
I/O
AH31
32579B
1
Buffer
Power
Type
Rail
Configuration
IN
,
V
PMR[16] = 0
TS
IO
)
O
8/8
O
PMR[16] =1
8/8
)
IN
V
---
TS
IO
WIRE
V
---
IO
O
V
PMR[29] = 1
2/5
IO
IN
,
PMR[29] = 0
TS
TS
2/5
IN
, TS
V
---
T
2/5
IO
O
V
---
2/5
IO
O
V
---
2/5
IO
IN
, TS
V
---
T
2/5
IO
O
V
---
1/4
IO
WIRE
V
---
IO
O
V
PMR[29] = 1
2/5
IO
IN
, TS
PMR[29] = 0
T
2/5
---
---
---
IN
V
---
BTN
SB
)
IN
,
V
---
TS
SB
)
TS
2/14
---
---
---
O
V
---
2/5
SB
IN
V
---
TS
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
O
V
---
2/5
IO
---
---
---
---
---
---
O
V
---
2/5
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
---
---
---
---
---
---
IN
, TS
V
---
T
2/5
IO
O
V
---
2/5
IO
O
V
---
2/5
IO
O
V
---
2/5
IO
IN
, TS
V
---
T
2/5
IO
---
---
---
O
V
---
2/5
IO
O
V
---
2/5
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
IN
, TS
V
---
T
2/5
IO
37
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