ra8806 RAIO Technology Inc., ra8806 Datasheet - Page 80

• Manufacturer Part Number: ra8806
• Description: Two Layers Character/graphic Lcd Controller
• Manufacturer: RAIO Technology Inc.

Preliminary Version 1.2
RAiO
TECHNOLOGY INC.
6-10-3 Font Size Adjustment and Font Write-Time
RA8806 supports Font size adjustment. There are two types of characters stored in RA8806 font
ROM - Half size (8x16 pixels) and full size (16x16 pixels) characters. The“ Font size adjustment”
function supports the font enlargement from 1 to 4 times bigger in vertical and horizontal respective
directions. Programmer can adjust the character size from setting FVHT[7:4] :
Figure 6-50 shows the example of character enlargement:
Additionally, the Font Sized Adjustment is not only available for the character display mode, but also
for the following display modes:
FVHT
Reg.
For displaying the user created fonts
90° font and display rotation
1x2 enlarged 16x16 font
Bit_Num
Bit [7:6]
Bit [5:4]
Figure 6-50 : Font Size Adjustment
Horizontal width adjustment for character
Vertical width adjustment for character
Table 6-28
80/184
Description
Two Layers Character/Graphic LCD Controller
2x1 enlarged 8x16 font
Reference
REG[F1h]
www.raio.com.tw
RA8806