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HDC-TH200 User Guide/Command Guide
45
Normal automatic measurement is executed with “on” setting.
If unknown video format is input to the unit, the aspect ratio might not match with normal automatic
measurement. In this case, please select the menu which has correct aspect ratio automatic measurement
setting.
The resolution horizontal direction, output dot clock will be adjusted from 25 MHz to 165 MHz. Because of this
the actual resolution is going to be different from specified aspect ratio.
[Table 8.8] Video timing which is set by automatic measurement
Video timing which is set by automatic measurement
8.5.3 [ F42 ] The total number of horizontal dots
8.5.9 [ F48 ] Starting position of vertical lines
8.5.4 [ F43 ] Starting position of horizontal dots
8.5.10 [ F49 ] Vertical active area
8.5.5 [ F44 ] Horizontal Active area
8.5.11 [ F50 ] Vertical start position
8.5.6 [ F45 ] Horizontal start position
8.5.12 [ F51 ] Display period of vertical lines
8.5.7 [ F46 ] Display period of horizontal dots
8.5.13 [ F52 ] Vertical sync signal width
8.5.8 [ F47 ] Horizontal sync signal width
The timing settings which are executed automatic measurement are registered to the HDC. If the same timing
is input to the HDC next time, the HDC automatically load the registered timing setting and use it.
The timing settings are saved up to 127 settings.
Timing settings
#
1
2
3
4
5
Format
1080p
60Hz
720p
50Hz
480i
59.9Hz
XGA
60Hz
SXGA
60Hz
︙
︙
1080p
50Hz
126
VGA
60Hz
127
Older timing format will be deleted when the
registered timing settings are exceed 127.
Timing settings are
saved up to 127.
If settings are loaded, the
priority number will be
changed.
[Fig. 8.7] Timing settings
Timing settings are saved when the setting of [ F42 ] to [ F53 ] are changed also.