HD1490 HD Encoder Frame Card
The first connector is labeled
GPO1-4
:
GPO
Pins
4
7, 8
3
5, 6
2
3, 4
1
1, 2
The second connector is labeled
GPO5-8
:
GPO
Pins
8
7, 8
7
5, 6
6
3, 4
5
1, 2
The two pins of a given GPO form a switch that is on when closed and off
when open. For example, pins 1 and 2 of the connector labeled
GPO5-8
form a switch that is closed when GPO 5 is active, and open when it is
inactive.
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