ra8806 RAIO Technology Inc., ra8806 Datasheet - Page 85
ra8806
Manufacturer Part Number
ra8806
Description
Two Layers Character/graphic Lcd Controller
Manufacturer
RAIO Technology Inc.
Datasheet
1.RA8806.pdf
(184 pages)
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Preliminary Version 1.2
RAiO
TECHNOLOGY INC.
According to the user-created font register setting in CGRAM, please refer to the below table.
MAMR
CURX
CURY
Reg.
0000
0000
0001
0001
0010
0010
0011
0011
0100
0100
0101
0101
0110
0110
0111
0111
1000
1000
1001
1001
1010
1010
1011
1011
1100
1100
1101
1101
1110
1110
1111
1111
Table 6-33 : Register Definition for Created-font in CGRAM
Bit_Num
Figure 6-53 : Example of Created Font Bit-map Data
7
Bit [6:4]
Bit [1:0]
Bit [4:0]
Bit [3:0]
Bit 7
6
5
4 3 2 1 0
(1) Full-size Font
Cursor Increase enable
Display mode
Select memory for write cycle
The Bit[4:0] is the address for writing
bit-map data of create font. When
create a full-size font, normally set to
0. When create an odd half-size font,
normally set to 0, and set 10h for
even font.
Indicate which font code data will be
created.
7
6
5
4
3
2
Description
85/184
1
0
Two Layers Character/Graphic LCD Controller
0000
0000
0000
0001
0001
0001
0010
0010
0010
0011
0011
0011
0100
0100
0100
0101
0101
0101
0110
0110
0110
0111
0111
0111
1000
1000
1000
1001
1001
1001
1010
1010
1010
1011
1011
1011
1100
1100
1100
1101
1101
1101
1110
1110
1110
1111
1111
1111
(2) Half-size Font
7
6
5
4 3 2 1 0
Reference
REG[12h]
REG[60h]
REG[70h]
www.raio.com.tw
RA8806
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