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AMD Geode™ SC3200 Processor Data Book 37
Signal Definitions
32581C
AE31
5
MD28 I/O IN
T
,
TS
2/5
V
IO
---
AF1 IRQ14 I IN
TS1
V
IO
PMR[24] = 0
TFTD1 O O
1/4
PMR[24] = 1
AF2 IDE_CS0# O O
1/4
V
IO
PMR[24] = 0
TFTD5 O O
1/4
PMR[24] = 1
AF3 SOUT1 O O
8/8
V
IO
---
CLKSEL1 I
(PD
100
)
IN
STRP
Strap (See Table 3-
4 on page 44.)
AF4 OVER_CUR# I IN
TS
V
IO
---
AF28
5
MD50 I/O IN
T
,
TS
2/5
V
IO
---
AF29
5
MD49 I/O IN
T
,
TS
2/5
V
IO
---
AF30
5
MD54 I/O IN
T
,
TS
2/5
V
IO
---
AF31
5
MD53 I/O IN
T
,
TS
2/5
V
IO
---
AG1 GPIO18 I/O
(PU
22.5
)
IN
TS
,
O
8/8
V
IO
PMR[16] = 0
DTR1#/BOUT1 O
(PU
22.5
)
O
8/8
PMR[16] =1
AG2 SIN1 I IN
TS
V
IO
---
AG3 X27I I WIRE V
IO
---
AG4 TEST1 O O
2/5
V
IO
PMR[29] = 1
PLL6B I/O IN
TS
,
TS
2/5
PMR[29] = 0
AG28
5
MD21 I/O IN
T
,
TS
2/5
V
IO
---
AG29 DQM6 O O
2/5
V
IO
---
AG30 DQM2 O O
2/5
V
IO
---
AG31
5
MD55 I/O IN
T
,
TS
2/5
V
IO
---
AH1 POWER_EN O O
1/4
V
IO
---
AH2 X27O O WIRE V
IO
---
AH3 TEST0 O O
2/5
V
IO
PMR[29] = 1
PLL2B I/O IN
T
,
TS
2/5
PMR[29] = 0
AH4 V
IO
PWR --- --- ---
AH5 PWRBTN# I
(PU
100
)
IN
BTN
V
SB
---
AH6 GPWIO0 I/O
(PU
100
)
IN
TS
,
TS
2/14
V
SB
---
AH7 V
SS
GND --- --- ---
AH8 CLK32 O O
2/5
V
SB
---
AH9 POR# I IN
TS
V
IO
---
AH10
5
MD3 I/O IN
T
,
TS
2/5
V
IO
---
AH11
5
MD5 I/O IN
T
,
TS
2/5
V
IO
---
Ball
No. Signal Name
I/O
(PU/PD)
Buffer
1
Type
Power
Rail Configuration
AH12 WEA# O O
2/5
V
IO
---
AH13 V
SS
GND --- --- ---
AH14 V
IO
PWR --- --- ---
AH15 MA1 O O
2/5
V
IO
---
AH16
5
MD34 I/O IN
T
,
TS
2/5
V
IO
---
AH17
5
MD37 I/O IN
T
,
TS
2/5
V
IO
---
AH18 V
IO
PWR --- --- ---
AH19 V
SS
GND --- --- ---
AH20
5
MD41 I/O IN
T
,
TS
2/5
V
IO
---
AH21 MA9 O O
2/5
V
IO
---
AH22 MA8 O O
2/5
V
IO
---
AH23 DQM1 O O
2/5
V
IO
---
AH24
5
MD13 I/O IN
T
,
TS
2/5
V
IO
---
AH25 V
SS
GND --- --- ---
AH26 MA11 O O
2/5
V
IO
---
AH27 CS1# O O
2/5
V
IO
---
AH28
5
MD18 I/O IN
T
,
TS
2/5
V
IO
---
AH29
5
MD48 I/O IN
T
,
TS
2/5
V
IO
---
AH30
5
MD20 I/O IN
T
,
TS
2/5
V
IO
---
AH31
5
MD51 I/O IN
T
,
TS
2/5
V
IO
---
AJ1 TEST2 O O
2/5
V
IO
PMR[29] = 1
PLL5B I/O IN
T
,
TS
2/5
PMR[29] = 0
AJ2 X32I I WIRE V
BAT
---
AJ3 X32O O WIRE V
BAT
---
AJ4 V
PLL3
PWR --- --- ---
AJ5
5, 2
ONCTL# O OD
14
V
SB
---
AJ6 GPWIO2 I/O
(PU
100
)
IN
TS
,
TS
2/14
V
SB
---
AJ7 V
IO
PWR --- --- ---
AJ8 GPIO11 I/O
(PU
22.5
)
IN
TS
,
O
8/8
V
IO
PMR[18] = 0 and
PMR[8] = 0
RI2# I
(PU
22.5
)
IN
TS
PMR[18] = 1 and
PMR[8] = 0
IRQ15 I
(PU
22.5
)
IN
TS1
PMR[18] = 0 and
PMR[8] = 1
AJ9
5
MD0 I/O IN
T
,
TS
2/5
V
IO
---
AJ10 V
IO
PWR --- --- ---
AJ11
5
MD6 I/O IN
T
,
TS
2/5
V
IO
---
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)