ra8802 RAIO Technology Inc., ra8802 Datasheet - Page 6
ra8802
Manufacturer Part Number
ra8802
Description
Character/graphic Lcd Controller
Manufacturer
RAIO Technology Inc.
Datasheet
1.RA8802.pdf
(45 pages)
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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