參數(shù)資料
型號: HD64645
廠商: Hitachi,Ltd.
英文描述: LCTC (LCD Timing Controller)
中文描述: LCTC(LCD定時控制器)
文件頁數(shù): 24/50頁
文件大?。?/td> 156K
代理商: HD64645
HD64645/64646
24
Smooth Scroll
Vertical smooth scrolling (Figure 14) is performed by updating the display start raster, as specified by the
start raster register (R21). This function is offered only in character mode.
Wide Display
The character to be displayed can be doubled in width, by supplying the same data twice (Figure 15). This
function is offered only in character mode, and controlled either by bit 2 of the mode register (R22) or by
the WIDE pin.
0
1
2
3
4
5
6
7
Raster
address
Display start raster address
(R21) = 0
1
2
3
4
5
6
7
(R21) = 1
2
3
4
5
6
7
(R21) = 2
Figure 14 Example of Smooth Scroll by Setting Display Start Raster Address
1
2
3
4
5
6
7
8
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
WIDE = Low
WIDE = High
Figure 15 Example of Wide Display
相關(guān)PDF資料
PDF描述
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