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Wednesday, February 20, 2002

ML2860 SPECIFICATION ver 1.0.0

Oki Electric Industry Co.Ltd.

BLOCK DIAGRAM

FIFO

FIFO

Sequencer

Sound

Generator

WAVE

ROM

FIFO

ADPCM

PWM

GPIO

CLOCK GEN

2.7MHz – 34MHz

BIAS

HPAMP

AOUT

TEST

TESTI

P7-0

CLK

DVDD

AVDD

XTGND

XTVDD

DRVGND

HPOUTL

HPOUTR

[Stereo]

MIXOUT

[mono]

MIXINL

MIXINR

PWM A-D

VIB

PANEL

HPSG

MIXSG

D7-0

CS

RD

WR

ILE

IRQ

IFSEL

0: BUS / 1: Serial

RESET

VDDIO[1.65-DVDD]

PTESTIN2-1

PTESTOUT2-1

TESTO

TYPICAL APPLICATION CIRCUIT

CPU

D7- 0

ADR

WR

RD

Interrupt

ML2860

ADR

D7- 0

CS

WR

RD

IRQ

ILE

HPOUTR

HPOUTL

PORT5-0

MIXINL

MIXOUT

External analog L

MIXINR

External analog R

External analog monaural

MIXSG

+

+

PWMA

PWMB

PWMC

5V

Red LED

Green LED

Blue LED

For system control

HPSG

SP AMP

PWMD

VIB

PANEL

IFSEL

TESTI

PTESTIN2 -1

PTESTOUT2 -1

According to system

According to system

Audio headphone

SOFTWARE SUPPORT (SUBJECT TO AN NON DISCLOSURE AGREEMENT)

a.) Support software for Standard MIDI file format 0/1 playback.

b.) Support software for MCDF (Oki original musical score format) playback.

MCDF:

1) File size compression of musical score from Standard MIDI file

2) Expand function for synchronization between picture, text, LED and MIDI.