ra8816 RAIO Technology Inc., ra8816 Datasheet - Page 48

• Manufacturer Part Number: ra8816
• Description: 144x65 Character/graphic Lcd Driver
• Manufacturer: RAIO Technology Inc.

RA8816
Preliminary Version 1.6
144x65 Character/Graphic LCD Driver
7-5 Horizontal Scroll
The RA8816 provides Horizontal Scroll feature. User could assign the range of srolling, scroll unit and
speed. Refer to the following example as Figure 7-7. The scroll unit is set to 2 pixels.
Figure 7-7: Horizontal Scroll
The RA8816 allows horizontal scroll for right or left way. The user could use the scrolling buffer to show
the Shift funtion. For example, store the data or text on the Horizontal Scroll Buffer first, then fill the new
data/text into the buffer that after the screen shift 16pixels. You can repeat these action and find the
screen is shift like caption of advertisement. The Figure 7-8 is an example to show he Horizontal Shift.
The shift unit is 8pixels and the gray area is the scroll buffer. The displat data will not show on the
screen.
Please refer to application note for the related horizontal scroll feature.
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