Partial Read; ( 1 ) Partial Scanning Off (All Pixels Scanning); 2 ) Partial Scanning On; 3 ) When Partial Scanning Mode Is On - Toshiba IK-TF9U Instruction Manual

7. 5 Partial Read

( 1 ) Partial Scanning OFF (All pixels scanning)

In this mode, all pixels independent signal from the DIGITAL connector is output each 1/20 second (Line order
output).
Video interval
image

( 2 ) Partial Scanning ON

In this mode, the pixel signal of the vertical center portion from the DIGITAL connector is output.
In the E. fps mode, the partial scanning and the all pixels scanning can be switched by the DIGITAL terminal
(CC2: partial scanning control signal).
CC2 E.25fps
'L' Partial scanning 25fps
'H' All pixels scanning
Video interval
image
1/25s (1270H): When 25fps is selected
1/30s (1060H): When 30fps is selected
1/35s (910H): When 35fps is selected

( 3 ) When Partial Scanning Mode is ON

(Internal VD)
FVAL
LVAL,
DVAL
RGB data
(video interval image)
Mode
25fps
30fps
35fps
40fps
45fps
50fps
1/20s (1592H)
E.30fps E.35fps
Partial scanning 30fps Partial scanning 35fps
All pixels scanning All pixels scanning
Blanking interval
Total A Blanking interval B
1270H
1060H
910H
774H
706H
636H
E.40fps
Partial scanning 40fps
All pixels scanning
1/40s (774H): When 40fps is selected
1/45s (706H): When 45fps is selected
1/50s (636H): When 50fps is selected
Video interval
B
C
Video interval C
40H 1024H
56H 972H
66H 792H
78H 644H
80H 564H
86H 480H
E.45fps
Partial scanning 45fps Partial scanning 50fps
All pixels scanning All pixels scanning
Blanking interval
D
Video period
Blanking interval D
26H
32H
52H
52H
62H
70H
E.50fps
Total
A
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