Download ESS M-BLASTER Specifications

PRELIMINARY
ES1879 DATA SHEET
TYPICAL APPLICATION
Interfaces to Expansion Audio Mixer (ES978)
Power
‡ Simple hot-docking interface to ES978 expansion audio
‡ Advanced Power Management supports suspend/
mixer
resume from disk
‡ Two-wire digital status and data communication between
ES1879 and ES978 supports register mirroring with
worst-case latency of approximately 140 µsec
‡ Supports 3.3 or 5.0 V operation
Compatibility
‡ Has on-chip dual pairs of analog differential signals for
‡ Supports PC games in Sound Blaster™ and Sound
audio I/O with ES978 expansion audio mixer
Blaster™ Pro modes
‡ Supports Microsoft Windows™ Sound System
‡ Meets PC97 and WHQL specifications.
Mixer Features
‡ 6-channel stereo mixer inputs for line, auxiliary A (CD
audio), auxiliary B, digital audio (wave files), music
synthesizer, I2S Zoom Video plus a mono channel mixer
input for microphone
‡ Programmable 6-bit logarithmic master volume control
Plug and Play (PnP) Features
‡ On-chip Plug and Play support for audio, joystick port,
FM, and MPU-401
Operating Systems
‡
‡
‡
‡
‡
Microsoft Windows95
Microsoft Windows™ 3.1
Microsoft Windows for Workgroups™
Microsoft Windows NT™ 3.51 & 4.0
IBM OS/2 Warp™
‡ Software address mapping, four DMA and five IRQ
selections for motherboard implementation
‡ Internal configuration data for audio Plug and Play
support
‡ Read/Write serial interface for Plug and Play resource
EEPROM
TYPICAL APPLICATION
Notebook PC
Docking Station
Option
Line
Auxiliary
I2S Zoom Video
Line
Aux
Joystick
Mic
XA[3:0]
XSC
XSD
DOCKED
CD Audio
ES978
Speakers
Mic
ES1879
CD Audio
Speakers
I2S Zoom Video
Joystick
3-D Option
Wavetable Option
ES938
ES689/
ES69x
ISA Bus
Wavetable Option
ES689/
ES69x
2
SAM0025A-062397
ESS Technology, Inc.