RA8806 查看數據表（PDF） - RAIO

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RA8806

Two Layers Character/Graphic LCD Controller Specification

RAIO 

Preliminary Version 1.0

RA8806

Two Layers Character/Graphic LCD Controller

3. Block Diagram

Figure 3-1 is the internal block diagram of RA8806. The RA8806 consists of two Display Data RAM, Font

ROM, Register Block, Analog to Digital Converter (ADC), Pulse Width Modulation (PWM), LCD driver

interface and microprocessor interface. Figure 3-2 is the system block for application of RA8806.

KIN[7:0]

KOUT[7:0]

Smart

Key-Scan

Controller

PWM_OUT

PWM

Controller

Display Data RAM

(9.6KByte x 2)

DDRAM1

DDRAM2

Registers

Display

Timing

Generator

XG

XD

Oscillator

512KByte

Font

ROM

512Byte

CGRAM

MCU Interface

System Configure

Touch Panel

Controller

LP

FR

YD

ZDOFF

XCK

LD[7:0]

X1

X2

Y1

Y2

Figure 3-1 : RA8806 Block Diagram

MPU

8x8

Key Pad

H/W

Set Up

RA8806

X’tal

LCD Driver

LCD Panel

Booster

(Contrast Adj.)

Touch

Panel

LCD Driver

Figure 3-2 : RA8806 System Block Diagram

RAiO TECHNOLOGY INC.

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www.raio.com.tw

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