ra8835 Topway Display, ra8835 Datasheet - Page 39

• Manufacturer Part Number: ra8835
• Description: Dot Matrix Lcd Controller
• Manufacturer: Topway Display

RAiO TECHNOLOGY INC.
Version 1.7
7-10 Screen Configuration
7-10-1 Screen Configuration
Note: The RA8835 series does not automatically insert spaces between characters. If the displayed
character size is 8 pixels or less and the space between character origins is nine pixels or
more, the bitmap must use two bytes per row, even though the character image requires only
one.
Figure 7-10: Character Width Greater Than One Byte Wide ([FX]=9)
FY
Display
memory
window
Figure 7-11: Virtual and Physical Screen Relationship
Y
(0,0)
0000H
8 dots
Character
X
width
FX
(X,Y)
(0,YM)
0800H
C/R
39/86
Space
data
8 dots
A/P
(XM,0)
non-display
Horizontal
area
47FFH
07FFH
16 dots
(XM,YM)
Graphics
memory area
Character
Character
Space
memory area
Hight
Dot Matrix LCD Controller
www.raio.com.tw
RA8835