AMD Geode SC1201 User Manual
Page 30

30
AMD Geode™ SC1200/SC1201 Processor Data Book
Signal Definitions
32579B
A28
6
DPOS_PORT1
I/O
IN
USB
,
O
USB
AV
C-
CUSB
---
A29
6
DNEG_PORT1
I/O
IN
USB
,
O
USB
AV
C-
CUSB
---
A30
V
IO
PWR
---
---
---
A31
V
SS
GND
---
---
---
B1
V
SS
GND
---
---
---
B2
V
IO
PWR
---
---
---
B3
AD29
I/O
IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
D5
I/O
IN
PCI
,
O
PCI
B4
AD28
I/O
IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
D4
I/O
IN
PCI
,
O
PCI
B5
REQ0#
I
(PU
22.5
)
INPCI
V
IO
---
B6
AD23
I/O
IN
PCI
,
O
PCI
V
IO
Cycle Multiplexed
A23
O
O
PCI
B7
V
SS
GND
---
---
---
B8
RD#
O
O
3/5
V
IO
---
CLKSEL0
I
(PD
100
)
IN
STRP
Strap (See Table 3-
4 on page 44.)
B9
WR#
O
O
3/5
V
IO
B10
V
SS
GND
---
---
---
B11
VSYNC
O
O
1/4
V
IO
---
B12
RED
O
WIRE
AV
C-
CCRT
---
B13
V
IO
PWR
---
---
---
B14
AV
SSCRT
GND
---
---
---
B15
SETRES
I
WIRE
AV
C-
CCRT
---
B16
V
IO
PWR
---
---
---
B17
6, 2
BUSY/WAIT#
I
IN
T
V
IO
PMR[23]
3
= 0 and
(PMR[27] = 0 and
FPCI_MON = 0)
TFTD3
O
O
1/4
(PMR[23]
3
= 1 and
PMR[15] = 0) and
(PMR[27] = 0 and
FPCI_MON = 0)
VOPD2
O
O
1/4
(PMR[23]
3
= 1 and
PMR[15] = 1) and
(PMR[27] = 0 and
FPCI_MON = 0)
F_C/BE1#
O
O
1/4
PMR[23]
3
= 0 and
(PMR[27] = 1 or
FPCI_MON = 1)
Ball
No.
Signal Name
I/O
(PU/PD)
Buffer
1
Type
Power
Rail
Configuration
B18
6, 2
ACK#
I
IN
T
V
IO
PMR[23]
3
= 0 and
(PMR[27] = 0 and
FPCI_MON = 0)
TFTDE
O
O
1/4
(PMR[23]
3
= 1 and
PMR[15] = 0) and
(PMR[27] = 0 and
FPCI_MON = 0)
VOPCK
O
O
1/4
(PMR[23]
3
= 1 and
PMR[15] = 1) and
(PMR[27] = 0 and
FPCI_MON = 0)
FPCICLK
O
O
1/4
PMR[23]
3
= 0 and
(PMR[27] = 1 or
FPCI_MON = 1)
B19
V
IO
PWR
---
---
---
B20
6,2
SLIN#/ASTRB#
O
O
14/14
V
IO
PMR[23]
3
= 0 and
(PMR[27] = 0 and
FPCI_MON = 0)
TFTD16
O
O
1/4
PMR[23]
3
= 1 and
(PMR[27] = 0 and
FPCI_MON = 0)
F_IRDY#
O
O
14/14
PMR[23]
3
= 0 and
(PMR[27] = 1 or
FPCI_MON = 1)
B21
6,2
INIT#
O
O
14/14
V
IO
PMR[23]
3
= 0 and
(PMR[27] = 0 and
FPCI_MON = 0)
TFTD5
O
O
1/4
(PMR[23]
3
= 1 and
PMR[15] = 0) and
(PMR[27] = 0 and
FPCI_MON = 0)
VOPD4
O
O
1/4
(PMR[23]
3
= 1 and
PMR[15] = 1) and
(PMR[27] = 0 and
FPCI_MON = 0)
SMI_O
O
O
14/14
PMR[23]
3
= 0 and
(PMR[27] = 1 or
FPCI_MON = 1)
B22
V
SS
GND
---
---
---
B23
TVIOM
O
WIRE
AV
CCTV
---
B24
AV
SSTV
GND
---
---
---
B25
V
SS
GND
---
---
---
B26
TVCOMP
I
WIRE
AV
CCTV
---
B27
6
DPOS_PORT2
I/O
IN
USB
,
O
USB
AV
C-
CUSB
---
B28
6
DNEG_PORT2
I/O
IN
USB
,
O
USB
AV
C-
CUSB
---
B29
GPIO10
I/O
(PU
22.5
)
IN
TS
,
O
8/8
V
IO
PMR[18] = 0 and
PMR[8] = 0
DSR2#
I
(PU
22.5
)
IN
TS
PMR[18] = 1 and
PMR[8] = 0
IDE_IORDY1
I
(PU
22.5
)
IN
TS1
PMR[18] = 0 and
PMR[8] = 1
SDTEST1 O
(PU
22.5
)
O
2/5
PMR[18] = 1 and
PMR[8] = 1
B30
V
SS
GND
---
---
---
B31
V
IO
PWR
---
---
---
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)