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52
Revision 1.1
G
General Configuration Block
(Continued)
14
LPCSEL (Select LPC Bus).
Selects ball functions.
0: GPIO Signal
Ball #
Name
E26
GPIO32
D25
GPIO33
D26
GPIO34
C25
GPIO35
C26
GPIO36
B24
GPIO37
Reserved:
Write as read.
TRDESEL (Select TRDE#).
Selects ball function.
0: Sub-ISA Signal
Ball #
Name
B22
TRDE#
Reserved:
Write as read.
IOCHRDY (Select IOCHRDY).
Selects function for ball B23.
0: GPIO/Sub-ISA Signal
Ball #
Name
B23
GPIO17
IOCS0#
IDE1SEL (Select IDE Channel 1
)
.
Selects ball functions. Works in conjunction with PMR[18] and PMR[17]. See PMR[18]
and PMR[17] for definitions.
DOCCSSEL (Select DOCCS#).
Selects ball function.
0: GPIO Signal
Ball #
Name
Add’l Dependencies
D21
GPIO20
None
Internal Test Signals 0.
Selects functions for balls AE18 and C20.
0: Serial Port Signal
Ball #
Name
Add’l Dependencies
AE18
IRRX1
Note
1: LPC Signal
Name
LAD0
LAD1
LAD2
LAD3
LDRQ#
LFRAME#
Add’l Dependencies
None
None
None
None
None
None
Add’l Dependencies
None
None
None
None
None
None
13
12
1: GPIO Signal
Name
GPIO0
Add’l Dependencies
None
Add’l Dependencies
None
11:10
9
1: Sub-ISA Signal
Name
IOCHRDY
Undefined
Add’l Dependencies
PMR[5] = 0
PMR[5] = 1
Add’l Dependencies
PMR[5] = 1
PMR[5] = 0
8
7
1: Sub-ISA Signal
Name
DOCCS#
Add’l Dependencies
None
6
1: GPIO/Audio/Internal Test Signal
Name
GPIO16
PC_BEEP
F_DEVSEL#
GXCLK
TEST3
Add’l Dependencies
PMR[0] = 0 and Note
PMR[0] = 1 and Note
PMR[27] or FPCI_MON = 1
PMR[29] = 0
PMR[29] = 1
F_DEVSEL#
IRTX
Undefined
PMR[27] and FPCI_MON = 0.
IOCS0SEL (Select IOCS0#).
Selects ball function. Works in conjunction with PMR[9]. See PMR[9] description.
INTCSEL (Select INTC#).
Selects ball function.
0: GPIO Signal
Ball #
Name
Add’l Dependencies
Y24
GPIO19
None
F5BAR5SEL (Select F5BAR5CS#).
Selects ball function for ball A22.
0: GPIO Signal
Ball #
Name
Add’l Dependencies
A22
GPIO3
None
GPSEL0 (Select Functions/Commands
)
.
Works in conjunction with PMR[21]. See PMR[21] for definition.
F5BAR4SEL (Select F5BAR4CS#).
Selects function for ball B21.
0: GPIO Signal
Ball #
Name
Add’l Dependencies
B21
GPIO2
None
PCBEEPSEL (Select PC_BEEP)
. Works in conjunction with PMR[6]. See PMR[6] for definition.
PMR[27] or FPCI_MON = 1
PMR[29] = 0
PMR[29] = 1
C20
Note:
5
4
1: PCI Signal
Name
INTC#
Add’l Dependencies
None
3
1: Sub-ISA Signal
Name
F5BAR5CS#
Add’l Dependencies
None
2
1
1: Sub-ISA Signal
Name
F5BAR4CS#
Add’l Dependencies
None
0
Table 3-2. Multiplexing, Interrupt Selection, and Base Address Registers (Continued)
Bit
Description