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68 TEK-AT2 REFERENCE MANUAL
J9A MEZZANINE CARD CONNECTOR
A Side
I/O PIN
Signal Name
1
A1
I/O CH CK*
3
A2
SD7
5
A3
SD6
7
A4
SD5
9
A5
SD4
11
A6
SD3
13
A7
SD2
15
A8
SD1
17
A9
SD0
19
A10
I/O CH RDY*
21
A11
AEN
23
A12
SA19
25
A13
SA18
27
A14
SA17
29
A15
SA16
31
A16
SA15
33
A17
SA14
35
A18
SA13
37
A19
SA12
39
A20
SA11
41
A21
SA10
43
A22
SA9
45
A23
SA8
47
A24
SA7
49
A25
SA6
51
A26
SA5
53
A27
SA4
55
A28
SA3
57
A29
SA2
59
A30
SA1
61
A31
SA0
B Side
I/O
I/O
PIN
I
2
B1
I/O
4
B2
I/O
6
B3
I/O
8
B4
I/O
10
B5
I/O
12
B6
I/O
14
B7
I/O
16
B8
I/O
18
B9
I
20
B10
O
22
B11
I/O
24
B12
I/O
26
B13
I/O
28
B14
I/O
30
B15
I/O
32
B16
I/O
34
B17
I/O
36
B18
I/O
38
B19
I/O
40
B20
I/O
42
B21
I/O
44
B22
I/O
46
B23
I/O
48
B24
I/O
50
B25
I/O
52
B26
I/O
54
B27
I/O
56
B28
I/O
58
B29
I/O
60
B30
I/O
62
B31
I/O
Signal Name
GND
Ground
RESET DRV
O
+5 Vdc
Power
IRQ9
I
-5 Vdc
Power
DRQ2
I
-12 Vdc
Power
OWS
I
+12 Vdc
Power
GND
Ground
SMESW*
O
SMEMR*
O
IOW*
I/O
IOR*
I/O
DACK3*
O
DRQ3
I
DACK1*
O
DRQ1
I
REFRESH*
I/O
CLK
O
IRQ7
I
IRQ6
I
IRQ5
I
IRQ4
I
IRQ3
I
DACK2*
O
T/C
O
BALE
O
+5 Vdc
Power
OSC
O
GND
Ground
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