AMD Geodeā„¢ SC2200 Processor Data Book 33
Signal Definitions 32580B
G29 VIO PWR --- --- ---
G30 VSS GND --- --- ---
G31 VPD7 I INTVIO ---
H1 SERR# I/O
(PU22.5)
INPCI,
ODPCI
VIO ---
H2 PERR# I/O
(PU22.5)
INPCI,
OPCI
VIO ---
H3 LOCK# I/O
(PU22.5)
INPCI,
OPCI
VIO ---
H4 C/BE3# I/O
(PU22.5)
INPCI,
OPCI
VIO Cycle Multiplexed
D11 I/O
(PU22.5)
INPCI,
OPCI
H28 VPD6 I INTVIO ---
H29 VPD5 I INTVIO ---
H30 VPD4 I INTVIO ---
H31 VPD3 I INTVIO ---
J1 AD13 I/O INPCI,
OPCI
VIO Cycle Multiplexed
A13 O OPCI
J2 C/BE1# I/O
(PU22.5)
INPCI,
OPCI
VIO Cycle Multiplexed
D9 I/O
(PU22.5)
INPCI,
OPCI
J3 AD15 I/O INPCI,
OPCI
VIO Cycle Multiplexed
A15 O OPCI
J4 PAR I/O
(PU22.5)
INPCI,
OPCI
VIO Cycle Multiplexed
D12 I/O
(PU22.5)
INPCI,
OPCI
J28 VPD2 I INTVIO ---
J29 VPD1 I INTVIO ---
J30 VPD0 I INTVIO ---
J31 GPIO39 I/O
(PU22.5)
INPCI,
OPCI
VIO PMR[14]4 = 0 and
PMR[22]4 = 0
SERIRQ I/O INPCI,
OPCI
PMR[14]4 = 1 and
PMR[22]4 = 1
K1 AD11 I/O INPCI,
OPCI
VIO Cycle Multiplexed
A11 O OPCI
K2 VIO PWR --- --- ---
K3 VSS GND --- --- ---
K4 AD14 I/O INPCI,
OPCI
VIO Cycle Multiplexed
A14 O OPCI
Ball
No. Signal Name
I/O
(PU/PD)
Buffer1
Type
Power
Rail Configuration
K28 GPIO38/IRRX2 I/O
(PU22.5)
INPCI,
OPCI
VIO PMR[14]4 = 0 and
PMR[22]4 = 0.
The IRRX2 input
is connected to
the input path of
GPIO38. There is
no logic required
to enable IRRX2,
just a simple con-
nection. Hence,
when GPIO38 is
the selected func-
tion, IRRX2 is
also selected.
LPCPD# O OPCI PMR[14]4 = 1 and
PMR[22]4 = 1
K29 VIO PWR --- --- ---
K30 VSS GND --- --- ---
K31 GPIO37 I/O
(PU22.5)
INPCI,
OPCI
VIO PMR[14]4 = 0 and
PMR[22]4 = 0
LFRAME# O OPCI PMR[14]4 = 1 and
PMR[22]4 = 1
L1 C/BE0# I/O
(PU22.5)
INPCI,
OPCI
VIO Cycle Multiplexed
D8 I/O
(PU22.5)
INPCI,
OPCI
L2 AD9 I/O INPCI,
OPCI
VIO Cycle Multiplexed
A9 O OPCI
L3 AD10 I/O INPCI,
OPCI
VIO Cycle Multiplexed
A10 O OPCI
L4 AD12 I/O INPCI,
OPCI
VIO Cycle Multiplexed
A12 O OPCI
L28 GPIO36 I/O
(PU22.5)
INPCI,
OPCI
VIO PMR[14]4 = 0 and
PMR[22]4 = 0
LDRQ# I INPCI PMR[14]4 = 1 and
PMR[22]4 = 1
L29 GPIO35 I/O
(PU22.5)
INPCI,
OPCI
VIO PMR[14]4 = 0 and
PMR[22]4 = 0
LAD3 I/O
(PU22.5)
INPCI,
OPCI
PMR[14]4 = 1 and
PMR[22]4 = 1
L30 GPIO34 I/O
(PU22.5)
INPCI,
OPCI
VIO PMR[14]4 = 0 and
PMR[22]4 = 0
LAD2 I/O
(PU22.5)
INPCI,
OPCI
PMR[14]4 = 1 and
PMR[22]4 = 1
L31 GPIO33 I/O
(PU22.5)
INPCI,
OPCI
VIO PMR[14]4 = 0 and
PMR[22]4 = 0
LAD1 I/O
(PU22.5)
INPCI,
OPCI
PMR[14]4 = 1 and
PMR[22]4 = 1
M1 VSS GND --- --- ---
M2 AD7 I/O INPCI,
OPCI
VIO Cycle Multiplexed
A7 O OPCI
M3 VIO PWR --- --- ---
Ball
No. Signal Name
I/O
(PU/PD)
Buffer1
Type
Power
Rail Configuration
Table 3-2. BGU481 Ball Assignment - Sorted by Ball Number (Continued)