AD-081CL
- 21 -
7.2.4 Partial Scan
The vertical timing for continuous mode and partial scan is shown below. The horizontal timing
for partial scan is the same as full scan.
SC Option
Start
(Line)
End
(Line)
Line
No.
(Lines)
Output Image
Front of
Frame
-A-
Back
of
Frame
-B-
Blank
of
Frame
-C-
0
Full
Screen
1
768
768
Full Frame
12
8
4
1
1/2
Screen
192
576
384
Partial Scan
54
50
4
2
1/4
Screen
288
480
192
78
74
4
3
1/8
Screen
336
432
96
90
86
4
Vertical Timing for 1/2 Partial scan
Dummy
3 L
4 L
3 8 4 L
1
1 2 3
3
8
1
3
8
0
3
8
2
3
8
4
3
8
3
E f f e c t i v e L i n e s
4
D V A L
D A T A O U T
5
O B
A
5 0 L ( 1 / 2 )
B
5 0 L ( 1 / 2 )
C
5 4 L
4 9 2 L
4 8 8 L
4 L
0 . 5 L
B a c k o f F r a m e
L V A L
S U B
S G
F V A L
E E N
E x p o s u r e
P e r i o d
H i g h S p e e d
T r a n s f e r
F r o n t o f F r a m e
B
l
a n
k
X E E N
(Hirose 12pin)
1L= 1420Clock (42.07us)
1L : 1LVAL period
OB: Optical Black
Fig.21. Vertical Timing for 1/2 Partial scan
