ra8802 RAIO Technology Inc., ra8802 Datasheet - Page 16

• Manufacturer Part Number: ra8802
• Description: Character/graphic Lcd Controller
• Manufacturer: RAIO Technology Inc.

Version 1.3
RAiO
REG [E0h] Pattern Data Register (PDR)
REG [F0h] Font Control Register (FCR)
4-0
7-0
5-4
1-0
Bit
Bit
7
6
3
2
TECHNOLOGY INC.
character.
0: DAC is reset. Set the Iout to 0 uA
Set the LCD Brightness Control Iout Value (DAC Bit [4~0] )
Setup the Pattern Data
When REG[F0h] bit3 is ‘1’, it will read the data from Register [E0h]
and fill the whole DDRAM. After the movement of filling the Active
window, REG [F0h] bit3 will become “0”.
External Character ROM control
1: Enable.
0: Disable.
ROM BANK Selection
1: External Font ROM select
0: Internal Font ROM select
Set Font ROM Translate
10: Support GB font ROM
Fill Data to DDRAM
1: no action
0: Fill Data to DDRAM Enable
Font ROM range select
1: Enable
0: Disable
When the bit is ‘1’, input data is ASCII code then output as symbol
ASCII Block Select bit 1~0
0 0: Map to ASCII block 0
0 1: Map to ASCII block 1
When the bit is ‘0’, input data is GB/BIG5 code then output as
01: Support BIG5 font ROM
00000b
11111b
：
：
0µA (Min. Current)
1mA (Max. Current)
Description
Description
16/16
Character/Graphic LCD Controller
Text/Graph
Text/Graph
Graph
Graph
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RA8802/8820
www.raio.com.tw
Default Access
Default Access
0h
00h
00h
0h
1h
0h
0h
0h
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W