ra8803 RAIO Technology Inc., ra8803 Datasheet - Page 7

• Manufacturer Part Number: ra8803
• Description: Two Layers Character/graphic Lcd Controller Specification
• Manufacturer: RAIO Technology Inc.

Version 2.5
RAiO
TECHNOLOGY INC.
KC[7..0]
KR[7..0]
IOUT
LPF
XA
XB
Set Up
Clock
MPU
H/W
Key Scan
CIRCUIT
MCU INTERFACE CIRCUIT
DAC
5 Bit
PLL
8x8
Figure 3-3: RA8803/8822 System Block Diagram
Figure 3-2: RA8822 Block Diagram
RA8803
RA8822
Key Scan
DISPLAY DATA SRAM
REGISTER CIRCUIT
512KB
240x160x2 (Two Page)
FONT
ROM
8x8
(4.8KByte x 2)
SYSTEM CONFIGURE
7/48
CIRCUIT
Two Layers Character/Graphical LCD Controller
SRAM
FONT
512B
LCD Driver
(Contrast Adj.)
Touch
Booster
Panel
GENERATOR
DISPLAY
CIRCUIT
TIMING
10 Bit
ADC
LCD Panel
RA8803/8822
www.raio.com.tw
LP
YD
DISPOFF
LD[7..0]
FRM
XCK
X1
X2
Y1
Y2