AMD SC3200 Computer Hardware User Manual


 
32 AMD Geode™ SC3200 Processor Data Book
Signal Definitions
32581C
D10 GPIO1 I/O
(PU
22.5
)
IN
T
,
O
3/5
V
IO
PMR[23]
3
= 0 and
PMR[13] = 0
IOCS1# O
(PU
22.5
)
O
3/5
V
IO
PMR[23]
3
= 0 and
PMR[13] = 1
TFTD12 O
(PU
22.5
)
O
1/4
V
IO
PMR[23]
3
= 1
D11 TRDE# O O
3/5
V
IO
PMR[12] = 0
GPIO0 I/O
(PU
22.5
)
IN
TS
,
O
3/5
V
IO
PMR[12] = 1
D12 V
CORE
PWR --- --- ---
D13 V
SS
GND --- --- ---
D14 V
IO
PWR --- --- ---
D15 V
IO
PWR --- --- ---
D16 NC --- --- --- ---
D17
5, 2
PE I
(PU
22.5
PD
22.5
)
IN
T
V
IO
PMR[23]
3
= 0 and
(PMR[27] = 0 and
FPCI_MON = 0)
(PU/PD under soft-
ware control.)
TFTD14 O O
1/4
PMR[23]
3
= 1 and
(PMR[27] = 0 and
FPCI_MON = 0)
F_C/BE2# O O
1/4
PMR[23]
3
= 0 and
(PMR[27] = 1 or
FPCI_MON = 1)
D18 V
IO
PWR --- --- ---
D19 V
SS
GND --- --- ---
D20
5,
2
PD2 I/O IN
T
,
O
14/14
V
IO
PMR[23]
3
= 0 and
(PMR[27] = 0 and
FPCI_MON = 0)
TFTD8 O O
1/4
PMR[23]
3
= 1 and
(PMR[27] = 0 and
FPCI_MON = 0)
F_AD2 O O
14/14
PMR[23]
3
= 0 and
(PMR[27] = 1 or
FPCI_MON = 1)
D21
5, 2
ERR# I IN
T
,
O
1/4
V
IO
PMR[23]
3
= 0 and
(PMR[27] = 0 and
FPCI_MON = 0)
TFTD4 O O
1/4
PMR[23]
3
= 1 and
(PMR[27] = 0 and
FPCI_MON = 0)
F_C/BE0# O O
1/4
PMR[23]
3
= 0 and
(PMR[27] = 1 or
FPCI_MON = 1)
D22
5, 2
AFD#/DSTRB# O O
14/14
V
IO
PMR[23]
3
= 0 and
(PMR[27] = 0 and
FPCI_MON = 0)
TFTD2 O O
1/4
PMR[23]
3
= 1 and
(PMR[27] = 0 and
FPCI_MON = 0)
INTR_O O O
14/14
PMR[23]
3
= 0 and
(PMR[27] = 1 or
FPCI_MON = 1)
D23 V
IO
PWR --- --- ---
D24 NC --- --- --- ---
D25 V
SS
GND --- --- ---
Ball
No. Signal Name
I/O
(PU/PD)
Buffer
1
Type
Power
Rail Configuration
D26 INTA# I
(PU
22.5
)
IN
PCI
V
IO
---
D27 AV
CCUSB
PWR --- --- ---
D28 GPIO6 I/O
(PU
22.5
)
IN
TS
,
O
1/4
V
IO
PMR[18] = 0 and
PMR[8] = 0
DTR2#/BOUT2 O
(PU
22.5
)
O
1/4
PMR[18] = 1 and
PMR[8] = 0
IDE_IOR1# O
(PU
22.5
)
O
1/4
PMR[18] = 0 and
PMR[8] = 1
SDTEST5 O
(PU
22.5
)
O
2/5
PMR[18] = 1 and
PMR[8] = 1
D29 SOUT2 O O
8/8
V
IO
---
CLKSEL2 I
(PD
100
)
IN
STRP
Strap (See Table 3-
4 on page 44.)
D30 TDP I/O Diode --- ---
D31 TDN I/O WIRE V
IO
---
E1 AD16 I/O IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
A16 O O
PCI
E2 AD19 I/O IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
A19 O O
PCI
E3 AD18 I/O IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
A18 O O
PCI
E4 DEVSEL# I/O
(PU
22.5
)
IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
BHE# O O
PCI
E28 SIN2 I IN
TS
V
IO
PMR[28] = 0
SDTEST3 O O
2/5
PMR[28] = 1
E29 TRST# I
(PU
22.5
)
IN
PCI
V
IO
---
E30 TDO O O
PCI
V
IO
---
E31 TCK I
(PU
22.5
)
IN
PCI
V
IO
---
F1 TRDY# I/O
(PU
22.5
)
IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
D13 I/O
(PU
22.5
)
IN
PCI
,
O
PCI
F2 IRDY# I/O
(PU
22.5
)
IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
D14 I/O
(PU
22.5
)
IN
PCI
,
O
PCI
F3 C/BE2# I/O
(PU
22.5
)
IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
D10 I/O
(PU
22.5
)
IN
PCI
,
O
PCI
F4 AD17 I/O IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
A17 O O
PCI
F28 TMS I
(PU
22.5
)
IN
PCI
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)