I/o wiring – seai/o-462 and 463 modules – Impulse 463E User Manual
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© Sealevel Systems, Inc.
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SeaI/O User Manual
I/O Wiring – SeaI/O-462 and 463 Modules
SeaI/O-462 DB-78F Connectors
The SeaI/O-462’s 96 digital I/O channels are brought out to two DB-78 Female
connectors on the front of the enclosure (pinout shown below). Each connector
provides 48 bits of digital I/O divided into six eight-bit ports. Each port may be
individually configured via software command as an input or an output.
Bits 1-48
Bits A1 B1 C1 A2 B2 C2
D0
75 38 18 10 30 2
D1
76 37 17 9 29 1
D2
77 36 16 8 28 22
D3
78 35 15 7 27 21
D4
59 34 14 6 26 40
D5
39 33 13 5 25 60
D6
20 32 12 4 24 61
D7
19 31 11 3 23 62
Bits 49-96
Bits A3 B3 C3 A4 B4 C4
D0
75 38 18 10 30 2
D1
76 37 17 9 29 1
D2
77 36 16 8 28 22
D3
78 35 15 7 27 21
D4
59 34 14 6 26 40
D5
39 33 13 5 25 60
D6
20 32 12 4 24 61
D7
19 31 11 3 23 62
Power & Commons
+5V
63, 74
Commons 41 – 58, 64 – 73