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Manual Number: 40110-005-2
Page 18
ISA Bus Pin Assignments
The following figures summarize pin assignments for the Industry Standard Architecture (ISA)
Bus connectors.
I/O Pin
Signal Name
I/O
A1
IOCHK#
I
A2
D7
I/O
A3
D6
I/O
A4
D5
I/O
A5
D4
I/O
A6
D3
I/O
A7
D2
I/O
A8
D1
I/O
A9
D0
I/O
A10
CHRDY
I
A11
AEN
O
A12
SA19
I/O
A13
SA18
I/O
A14
SA17
I/O
A15
SA16
I/O
A16
SA15
I/O
A17
SA14
I/O
A18
SA13
I/O
A19
SA12
I/O
A20
SA11
I/O
A21
SA10
I/O
A22
SA9
I/O
A23
SA8
I/O
A24
SA7
I/O
A25
SA6
I/O
A26
SA5
I/O
A27
SA4
I/O
A28
SA3
I/O
A29
SA2
I/O
A30
SA1
I/O
A31
SA0
I/O
I/O Pin
Signal Name
I/O
B1
Gnd
Ground
B2
RESDRV
O
B3
+5V
Power
B4
IRQ9
I
B5
-5V
Power
B6
DRQ2
I
B7
-12V
Power
B8
Gnd
I
B9
+12V
Power
B10
Gnd
Ground
B11
SMWTC#
O
B12
SMRDC#
O
B13
IOWC#
I/O
B14
IORC#
I/O
B15
DAK3#
O
B16
DRQ3
I
B17
DAK1#
O
B18
DRQ1
I
B19
REFRESH#
I/O
B20
BCLK
O
B21
IRQ7
I
B22
IRQ6
I
B23
IRQ5
I
B24
IRQ4
I
B25
IRQ3
I
B26
DAK2#
O
B27
T-C
O
B28
BALE
O
B29
+5V
Power
B30
OSC
O
B31
Gnd
Ground
Summary of Contents for SB686P Series
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