Chapter 20 Switcher Setup (Switcher)
1208
Interfacing With External Devices (Device Interface Menu)
Making Switcher Processor GPI Output Settings
1
In the Switcher >Device Interface menu, press [GPI Output].
The GPI Output menu appears.
2
Using any of the following methods, select the settings.
• Press directly on the list in the status area.
• Press the arrow keys to scroll the reverse video cursor.
• Turn the knob.
3
In the <Trigger Type> group, select the trigger polarity.
(Rising Edge): The trigger causes the relay contacts to be open-
circuit or drives the output high, and holds this state for the
specified pulse width.
(Falling Edge): The trigger causes the relay contacts to be shorted
or drives the output low, and holds this state for the specified
pulse width.
(Any Edge): Each time the trigger occurs, the relay contacts are
alternately closed or opened, or the output is switched between
high and low.
Status: Depending on the status, the relay contacts are closed or opened,
or the output is switched between high and low.
No Operation: The trigger has no effect on the output.
4
Turn the knobs to select the pulse width and timing to be set.
a) 1: Field 1, 2: Field 2, 3: Any
When “ ” is selected as the trigger polarity, there is no Pulse Width
setting. When “Status” is selected, there is no Pulse Width or Timing
setting.
5
In the <Source> group, select the action block.
M/E-1 to M/E-4 and P/P: Set an action for the M/E or PGM/PST bank.
Common: Set an action for error status.
Knob Parameter Adjustment Setting values
1 Port Port selection 1 to 8
Knob Parameter Adjustment Setting values
3 Pulse Width Pulse width 1 to 60 (fields)
4 Timing Output timing
1 to 3
a)
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