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54
Revision 3.0
G
Signal Definitions
(Continued)
Table 2-8. Three-Signal/Group Multiplexing
EBGA
TEPBGA
Default
Alternate1
Alternate2
Signal
Configuration
Signal
Configuration
Signal
Configuration
Ball No.
Sub-ISA
Sub-ISA
1
GPIO
F1
G3
D9
A8
IOR#
IOW#
PMR[21] = 0 and
PMR[2] = 0
DOCR#
DOCW#
PMR[21] = 0 and
PMR[2] = 1
GPIO14
GPIO15
PMR[21] = 1 and
PMR[2] = 1
Ball No.
GPIO
AC97
FPCI Monitoring
AL15
V31
GPIO16
PMR[0] = 0 and
FPCI_MON = 0
PC_BEEP
PMR[0] = 1 = 0 and
FPCI_MON = 0
F_DEVSEL
FPCI_MON = 1
Ball No.
GPIO
PCI
2
Sub-ISA
H4
C9
GPIO19
PMR[9] = 0 and
PMR[4] = 0
INTC#
PMR[9] = 0 and
PMR[4] = 1
IOCHRDY
PMR[9] = 1 and
PMR[4] = 1
Ball No.
Parallel Port
TFT
3
FPCI Monitoring
U3
AB2
T1
AA3
Y3
AA1
Y1
W3
W2
V1
V2
V3
U1
T3
T4
W1
B18
D22
B17
D21
B21
C21
A21
D20
C20
C18
C19
A20
A18
D17
C17
B20
ACK#
PMR[23] = 0 and
(PMR[27] = 0 and
FPCI_MON = 0)
TFTDE
TFTD2
TFTD3
TFTD4
TFTD5
TFTD6
TFTD7
TFTD8
TFTD9
TFTD10
TFTD11
TFTD1
TFTD13
TFTD14
TFTD15
TFTD16
PMR[23] = 1 and
(PMR[27] = 0 and
FPCI_MON = 0)
FPCI_CLK
INTR_O
F_C/BE1#
F_C/BE0#
SMI_O
F_AD0
F_AD1
F_AD2
F_AD3
F_AD4
F_AD5
F_AD6
F_AD7
F_C/BE2#
F_C/BE3#
F_IRDY
PMR[23] = 0 and
(PMR[27] = 1 or
FPCI_MON = 1)
AFD#/DSTRB#
BUSY/WAIT#
ERR#
INIT#
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PE
SLCT
SLIN#
/ASTRB#
STB#/WRITE#
AB1
A22
TFTD17
F_FRAME#
Ball No.
GPIO
Sub-ISA
TFT
3
J4
A10
GPIO17
PMR[23] = 0 and
PMR[5] = 0
PMR[23] = 0 and
PMR[7] = 0
PMR[23] = 0 and
PMR[13] = 0
IOCS0#
PMR[23] = 0 and
PMR[5] = 1
PMR[23] = 0 and
PMR[7] = 1
PMR[23] = 0 and
PMR[13] = 1
TFTDCK
PMR[23] = 1
H3
A9
GPIO20
DOCCS#
TFTD0
PMR[23] = 1
H2
D10
GPIO1
IOCS1#
TFTD12
PMR[23] = 1
Ball No.
AB1
GPIO
Sub-ISA
AJ13
N31
AB1C
PMR[23] = 0
GPIO20
PMR[23] = 1 and
PMR[7] = 0
PMR[23] = 1 and
PMR[13] = 0
DOCCS#
PMR[23] = 1 and
PMR[7] = 1
PMR[23] = 1 and
PMR[13] = 1
AL12
N30
AB1D
PMR[23] = 0
GPIO1
IOCS1#
Ball No.
GPIO
UART2
IDE2
H30
AJ8
GPIO11
PMR[18] = 0 and
PMR[8] = 0
RI2#
PMR[18] = 1 and
PMR[8] = 0
IRQ15
PMR[18] = 0 and
PMR[8] = 1