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31 7. 6 partial read – Toshiba IK-TF5 User Manual

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7. 6 Partial Read

( 1 ) Partial Scanning OFF (All pixels scanning)

In this mode, all pixels independent signal from the VIDEO OUT connector is output each 1/60 second (Line
order output).

External HD/VD sync is permitted.

( 2 ) Partial Scanning ON

In this mode, the pixel signal of the vertical center portion from the VIDEO OUT connector is output each 1/180
second.

External HD/VD sync is permitted.

Frame image

1/60s (525H)

Frame image

Frame image

1/180s (175H)

( 3 ) When Partial Scanning Mode is ON

9H

Blanking interval

23H

VD

Blanking interval

18H

Total

175H

Video interval

134H

Video output

Video period