ra8803 RAIO Technology Inc., ra8803 Datasheet - Page 35

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

Version 2.5
RAiO
7-2 Chinese/English Text Alignment
TECHNOLOGY INC.
7-1-1 Bold and Inverse
7-1-2 Line Distance
Because the width of Chinese and English character is different, so if want to show text that include both
character, it will meet “Alignment” problem. The RA8803/8822 provide a control bit to solve this problem.
The RA8803/8822 also support the Bold and Inverse font. The user only needs to set up the related
register bit that before send the character code to RA8803/8822.
The RA8803/8822 provide line distance feature. Especially in Chinese display, if add some space in
each line will look better. The range of line distance is 1~16 pixel. Once the line distance is setup,
the cursor will automatically move to property position for each line.
1. Setup REG. WCCR, ALG = 1. Write “中文文字/圖形 LCD 控制器”
2. Setup REG. WCCR, ALG = 0. Write “中文文字/圖形 LCD 控制器”
1. Set REG. WCCR, Bit6 ALG = 1
2. Write “中文文字/圖形 LCD 控制器” twice, the display will show ”中文文字/圖
text lines are Non-align.
形 LCD 控制器”
Figure 7-3: Text Align Example 1
Figure 7-4: Text Align Example 2
The two text lines are aligning.
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Two Layers Character/Graphical LCD Controller
RA8803/8822
The two
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