LevelOne FCS-0071 - Manual (Page 7)

FCS-0071 User’s Manual
6
6
Terminal block for I/O connectors
Pin Function Description
1 DO_NO Digital output implementation; Pin7 to COM (Pin6) is a Photo-coupled relay on
Normal Open status. External device can directly connect to the terminals.
However the current that will go through the 2 nodes must not exceed 130mA.
An external “Relay” can also be connected to the terminals as an
implementation. In this case, current (or/and voltage) limitation is specified by
the external Relay.
2 DO_COM
3 DI Connect to GND to activate, or leave floating (or unconnected) to deactivate.
4 GND
5 Audio In 2 way Audio connectors , and connect to GND to activate
6 Audio Out
7 GND