Version 1.0

8-Bit Micro-Controller

www.raio.com.tw

11/11

RA8917

Application

The following Block diagram is the basic application circuit of RA8917. We also give three examples on the user

manual of RICE-2000 to let users have more understanding of RA8917 and the develop environment of

RICE-2000, and then start to proceed program designing and product developing. The examples have one simple

I/O control and two speech samples. Please refer to the user manual of RICE-2000 if you needed.

Application Field

Simple I/O

Controller

General Propose Controller

Speech Controller

Internet Download (Speech/Voice Toy, Sound Book, Voice-Prompted Controller...)

Low-Grade

Product

LCD Game, Calculator, Calendar,

Internet Download (educational toy or household appliance…)

High-Grade

Product

SMS Controller, Low-end PDA Controller and Internet Download Device Function

External

Flash

LCD

Panel

PWM O/P

A[13:0],BK[11:0]

D[7:0]

FL_CE#

FL_WE#

FL_OE#

Options

xxMHz

Display/LED

Button/Key Matrix

External

ROM/RAM

LCD

Controller

PT1_[7:0]

PT2_[7:0]

OSC2_XA

OSC2_XB

SW[3:1]

TXD

RXD

To PC

RS232

VCC

SPK.

AIN1

AIN0

IOUT

RS232

PT2_[2:0]

PT3_[1:0]

PT2_[7:6]

PT3_[3:2]

RA8917

LCM

Analog input

PT4_[7:0]

LED

AIN2

AIN3

EDO RAM

External

PT3_[7:4]

D[3:0]

A[11:0]

32768Hz

OSC1_XA

OSC1_XB

PT3_[7:0]

COM

Analog Switch