Intel S5721-xxx Computer Hardware User Manual


 
ISA/PCI Reference CBI/CGI Technical Reference
Chassis Plans2-2
ISA BUS PIN
A
SSIGNMENTS
The following tables summarize pin assignments for the Industry Standard Architecture
(ISA) Bus connectors.
I/O Pin Signal Name I/O I/O Pin Signal Name I/O
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
IOCHK#
D7
D6
D5
D4
D3
D2
D1
D0
CHRDY
AEN
SA19
SA18
SA17
SA16
SA15
SA14
SA13
SA12
SA11
SA10
SA9
SA8
SA7
SA6
SA5
SA4
SA3
SA2
SA1
SA0
I
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
B23
B24
B25
B26
B27
B28
B29
B30
B31
Gnd
RESDRV
+5V
IRQ9
-5V
DRQ2
-12V
NOWS#
+12V
Gnd
SMWTC#
SMRDC#
IOWC#
IORC#
DAK3#
DRQ3
DAK1#
DRQ1
REFRESH#
BCLK
IRQ7
IRQ6
IRQ5
IRQ4
IRQ3
DAK2#
T-C
BALE
+5V
OSC
Gnd
Ground
O
Power
I
Power
I
Power
I
Power
Ground
O
O
I/O
I/O
O
I
O
I
I/O
O
I
I
I
I
I
O
O
O
Power
O
Ground
I/O Pin Signal Name I/O I/O Pin Signal Name I/O
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C17
C18
SBHE#
LA23
LA22
LA21
LA20
LA19
LA18
LA17
MRDC#
MWTC#
D8
D9
D10
D11
D12
D13
D14
D15
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
M16#
IO16#
IRQ10
IRQ11
IRQ12
IRQ15
IRQ14
DAK0#
DRQ0
DAK5#
DRQ5
DAK6#
DRQ6
DAK7#
DRQ7
+5V
Master16#
Gnd
I
I
I
I
I
I
I
O
I
O
I
O
I
O
I
Power
I
Ground