ra8802 RAIO Technology Inc., ra8802 Datasheet - Page 6

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

Version 1.3
3. Block Diagram
RAiO
TECHNOLOGY INC.
LPF
Iout
RA
RB
XB
XA
Hardware
Extendible
Font ROM
Pin Initial
PLL/OSC
CIRCUIT
Setup
Clock
MCU
DAC
5 Bit
Figure 3-1 Function Block of RA8802/8820
MCU INTERFACE CIRCUIT
COMMAND DECODER
/ REGISTER CIRCUIT
512KB
FONT
Figure 3-2 System Block
ROM
RA8802
RA8820
DATA SRAM
DISPLAY
6/6
Contrast
Circuit
Touch
Driver
Panel
LCD
GENERATOR
DISPLAY
CIRCUIT
Character/Graphic LCD Controller
TIMING
8 Bit
ADC
Panel
LCD
RA8802/8820
www.raio.com.tw
LP
YD
FRM
DISPOFF
XCK
LD7
LD6
LD5
LD4
LD3
LD2
LD1
LD0
X1
X2
Y1
Y2
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