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Pin
Signal (CN3)
Number
RowA
RowB
0
—
—
1
IOCHCHK
0V
2
SD7
RESETDRV
3
SD6
+5V
4
SD5
IRQ9
5
SD4
-5V
6
SD3
DRQ2
7
SD2
-12V
8
SD1
ENDXFR
9
SD0
+12
10
IOCHRDY
(KEY)
11
AEN
SMEMW
12
SA19
SMEMR
13
SA18
IOW
14
SA17
IOR
15
SA16
DACK3
16
SA15
DRQ3
17
SA14
DACK1
18
SA13
DRQ1
19
SA12
REFRESH
20
SA11
SYSCLK
21
SA10
IRQ7
22
SA9
IRQ6
23
SA8
IRQ5
24
SA7
IRQ4
25
SA6
IRQ3
26
SA5
DACK2
27
SA4
TC
28
SA3
BALE
29
SA2
+5V
30
SA1
OSC
31
SA0
0V
32
0V
0V
Signal (CN5)
RowA
RowB
0V
0V
SBHE
MEMCS16
LA23
IOCS16
LA22
IRQ10
LA21
IRQ11
LA20
IRQ12
LA19
IRQ15
LA18
IRQ14
LA17
DACK0
MEMR
DRQ0
MEMW
DACK5
SD8
DRQ5
SD9
DACK6
SD10
DRQ6
SD11
DACK7
SD12
DRQ7
SD13
+5V
SD14
MASTER
SD15
0V
(KEY)
0V
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Appendix C Pin Assignments
79
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