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Section 27 Video Display Controller 3
R01UH0134EJ0400 Rev. 4.00 Page 1563 of 2108
Sep 24, 2014
SH7262 Group, SH7264 Group
27.6.3 Panel Control Signal Output Function
(1) Sync Signal Generation
Figure 27.11 shows an example of sync signal format that can be generated. The vertical sync
signal can be output with a desired pulse width specified in 1-H units and the horizontal sync
signal in 1-clock-cycle units.
DV_CLK
LCD_VSYNC
VSYNC_END
VSYNC_START
Top-left corner
of the panel
Video and graphic image can be
displayed in this area
No video or graphic image can be
displayed in the last line
(because the number of lines changes
by ±1 depending on the field)
LCD_HSYNC
Reference Vsync
Reference Hsync
HSYNC_END
HSYNC_START
Figure 27.11 Example of Sync Signal Output