
PMAC2A-PC104 Hardware Manual
Acc-2P Connector Pinouts 65
J7 (JOPT): I/O Port Connector
(34-Pin Connector)
Front View
Pin# Symbol Function Description Notes
1 MI8 Input Machine Input 8 Direction selectable
2 GND Common PMAC Common
3 MI7 Input Machine Input 7 Direction selectable
4 GND Common PMAC Common
5 MI6 Input Machine Input 6 Direction selectable
6 GND Common PMAC Common
7 MI5 Input Machine Input 5 Direction selectable
8 GND Common PMAC Common
9 MI4 Input Machine Input 4 Direction selectable
10 GND Common PMAC Common
11 MI3 Input Machine Input 3 Direction selectable
12 GND Common PMAC Common
13 MI2 Input Machine Input 2 Direction selectable
14 GND Common PMAC Common
15 MI1 Input Machine Input 1 Direction selectable
16 GND Common PMAC Common
17 MO8 Output Machine Output 8 Direction selectable
18 GND Common PMAC Common
19 MO7 Output Machine Output 7 Direction selectable
20 GND Common PMAC Common
21 MO6 Output Machine Output 6 Direction selectable
22 GND Common PMAC Common
23 MO5 Output Machine Output 5 Direction selectable
24 GND Common PMAC Common
25 MO4 Output Machine Output 4 Direction selectable
26 GND Common PMAC Common
27 MO3 Output Machine Output 3 Direction selectable
28 GND Common PMAC Common
29 MO2 Output Machine Output 2 Direction selectable
30 GND Common PMAC Common
31 MO1 Output Machine Output 1 Direction selectable
32 GND Common PMAC Common
33 +5 Output +5 Power I/O
34 GND Common PMAC Common
This connector provides means for 16 general-purpose inputs or outputs at TTL levels. The direction of
the input and output lines on this connector are set by jumpers E9 and E10. Further software settings are
required to configure this port. See the Software Setup section for details.
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