ra8835a RAIO Technology Inc., ra8835a Datasheet - Page 41

• Manufacturer Part Number: ra8835a
• Description: Dot Matrix Lcd Controller
• Manufacturer: RAIO Technology Inc.

RAiO TECHNOLOGY INC.
Version 1.0
7-10 Screen Configuration
7-10-1 Screen Configuration
Note: The RA8835A 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
mem ory
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
41/88
Space
data
8 dots
A/P
(XM,0)
non-display
Horizontal
area
47FFH
07FFH
16 dots
(XM,YM)
Graphics
m emory area
Character
Character
Space
m emory area
Hight
Dot Matrix LCD Controller
RA8835A
www.raio.com.tw