Ross Opengear UDC-8625A Series, User Manual, Page: 114 / 174

9–10 • Appendix A. DashBoard Menus UDC-8625A Series User Manual (Iss. 11)
Tally Configuration
The menu items available in the GPI/Tally tab enable you to configure each Tally.
GPI #
Trigger
Edge*
Performs the function when a transition edge is
detected on the GPI input. The Low-to-High or
High-to-Low active edge is set by the Polarity
control.
Level
Performs the function when a voltage level is
driven on the GPI input. The voltage level
High or Low is set by the Polarity control.
Polarity
High/Rising
Sets the polarity of the edge or level trigger. In
the case of edge trigger, a Low-to-High
transition starts the function. In the case of
level trigger, a high level starts the function.
Low/Falling*
Sets the polarity of the edge or level trigger. In
the case of the edge trigger, a High-to-Low
transition starts the function. In the case of
level trigger, a low level starts the function.
Table 9.7 Tally Configuration Menu Items
Option Title Item Parameter Description
Tally #
Function
None*
The GPI/O port is not configured and the tally
has no effect
Tally Input #
Configures the selected GPI/O port as an
output and reflects the on-air status of the
specified input
Tally Key 1 - Wings
Configures the GPI/O port as an output and
reflects the on-air status of the Key 1 video
Tally Key 2
Configures the GPI/O port as an output and
reflects the on-air status of the Key 2 video
Polarity
High/Rising When asserted, the Tally output is driven High
Low/Falling* When asserted, the Tally output is driven Low
Table 9.6 GPI Configuration Menu Items
Option Title Item Parameter Description