No part of this publication may be reproduced, stored in a

retrieval system, transmitted, or translated in any form or

by any means, electronic, mechanical, manual, optical, or

otherwise, without the prior written permission of ESS

Technology, Inc.

ESS Technology, Inc. makes no representations or

warranties regarding the content of this document.

All specifications are subject to change without prior

notice.

ESS Technology, Inc. assumes no responsibility for any

errors contained herein.

(P) U.S. patents pending.

AudioDrive is a registered trademark of ESS Technology,

Inc.

ESFM is a trademark of ESS Technology, Inc.

Certain audio features of this product manufactured under

a license from Desper Products, Inc., Spatializer and the

circle-in-square device are trademarks owned by Desper

Products, Inc. U. S. Patent numbers #4,308,423,

#4,355,203, #5,412,731.

All other trademarks are owned by their respective

holders and are used for identification purposes only.

4

© 2001 ESS Technology, Inc. All rights reserved.

SAM0113-030601

ES1869 PRODUCT BRIEF

ESS Technology, Inc.

48401 Fremont Blvd.

Fremont, CA 94538

Tel: (510) 492-1088

Fax: (510) 492-1898

ORDERING INFORMATION

Names

Pin Numbers

I/O

Descriptions

RESET

81

I

Active-high reset from the ISA bus.

FSR

82

I

Input with internal pull-down. Frame sync for receive data from external DSP. Programmable for

active-high or active-low.

FSX

83

I

Input with internal pull-down. Frame sync for transmit request from external DSP. Programmable for

active-high or active-low.

DCLK

84

I

Input with internal pull-down. Serial data clock from external DSP. Typically 2.048 MHz.

DR

85

I

Input with internal pull-down. Data receive pin from external DSP.

DX

86

O

Tri-state output. Data transmit to external DSP. High impedance when not transmitting.

MSD

87

I

Input with internal pull-down. Music serial data from external ES689/ES69x wavetable music

synthesizer.

MCLK

88

I

Input with internal pull-down. Music serial clock from external ES689/ES69x wavetable music

synthesizer.

SE

89

I

Input with internal pull-down. Active-high to enable serial mode, (i.e., enables an external DSP to con-

trol analog resources of the ES1869).

RSTB

90

O

Inverted RESET output.

GPDACK

91

O

Active-low DMA acknowledge output to general-purpose device that uses DMA.

GPO1

O

Output that is set high by external reset and thereafter programmable by system software for power

management or other applications.

GPDRQ

92

I

DMA request output from general-purpose device that uses DMA.

GPI

I

General-purpose input option.

GPIRQ

I

Interrupt request output from the general-purpose device.

93

I

Interrupt request input from the IDE interface.

94

O

Active-low IDE interface chip select #0.

95

O

Active-low IDE interface chip select #1.

96

O

Active-low IDE data bus transceiver enable.

93:96

I

Address inputs from the ISA bus.

0: Pins enabled by MODE = 0 (pin 60).

1: Pins enabled by MODE = 1 (pin 60).

Table 1 ES1869 Pin Descriptions (Continued)

Part Number

Description

Package

ES1869F

AudioDrive Controller

100-pin PQFP