ASTRO VG-870B, Instruction Manual

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9.1.10 Trigger mode settings
● Concerning the trigger function
The trigger function outputs trigger in accordance with the patterns in order to evaluate
the moving picture response speed and other factors.
The following kinds of triggers are provided.
(1) Window triggers (TriggerA/TriggerB)
(2) VSync trigger
(3) Scroll triggers (optional)
(4) Simple moving image frame trigger (optional)
(1) Window triggers (TriggerA/TriggerB)
When, on the window patterns, 4 or 16 levels are set and displayed for the format, these triggers are output in
accordance with the level sequence.
T0 T1 T2 T3 T14 T15 ・・・・・・・・・・・・ T0 T15
Window
レベル
Windowトリガ0
コード化して
出力
Windowトリガ1
トリガ0(OUT0)
トリガ1(OUT1)
トリガ2(OUT2)
トリガ3(OUT3)
T0～T3期間
のみ出力
・・・・・・・・・・
・・・・・・・・・・
・・・・・・・・・・
・・・・・・・・・・
T0～15：V単位
トリガ0(OUT0)
トリガ1(OUT1)
トリガ2(OUT2)
トリガ3(OUT3)
Window トリガ A
Window トリガ B
(2) VSync trigger
High and low levels are output alternately in line with VSync.
VS
（ 垂直同期信号 ）
トリガ（
OUT0
～
3
）
Window level
Window trigger A
Window trigger B
Encoded and
output
Output only in
the T0 to T3
Trigger 0
Trigger 1
Trigger 2
Trigger 3
Trigger 0
Trigger 1
Trigger 2
Trigger 3
T0 to T15: V increments
Trigger (OUT0 to 3)
VS (vertical sync signal)