ra8803 RAIO Technology Inc., ra8803 Datasheet - Page 40

• Manufacturer Part Number: ra8803
• Description: Two Layers Character/graphic Lcd Controller Specification
• Manufacturer: RAIO Technology Inc.

Version 2.5
RAiO
7-8 Horizontal Scrolling
TECHNOLOGY INC.
The RA8803/8822 provide Horizontal Scrolling function. You can assign an area by Register BGCM and
EDCM. Once start the horizontal scrolling, the assigned area will shift step by step and each step is 8-
pixel width. The Figure 7-12 is an example for horizontal scrolling.
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Controller
Controller
Controller
Controller
Page1
Figure 7-12: Horizontal Scrolling
Figure 7-11: Two Layers Display
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Two Layers Character/Graphical LCD Controller
Visible Display
Controller
Controller
Controller
roller
NOR
XOR
OR
AND
RA8803/8822
www.raio.com.tw