Labway A571 T7 User Manual
ALLEGRO PCI SOUND CARD
Hardware Configuration User Manual
January 2000
TABLE OF CONTENTS
1. Description...................................................................................................2
1.1 Features........................................................................................2
2 Card Figure..................................................................................................3
2.1. Connectors for “ES1989 T7x” .......................................................3
2.1.1. External Connectors:.............................................................3
2.1.2. Internal Connectors:..............................................................3
2.2. Audio Connectors Pin Assignment:..............................................4
3 Installing the Sound Card............................................................................4
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1. Description
The ES1989 Allegro PCI audio accelerator is a highly integrated PCI
solution for the multimedia PC. The high bandwidth PCI bus is utilized to deliver
advanced PC audio features, such as DirectSound acceleration and HRTF3-D
positional audio.
The ES1989 implements multi-stream DirectSound and DirectSound3D
acceleration with digital mixing, sample rate conversion, and HRTF 3-D filtering.
It includes a programmable audio digital signal processor and provides
simultaneous support for multiple audio streams. With its built-in DSP core, the
ES1989 uses its dedicated DMA engine to handle complex signal processing
tasks with a bus-mastering PCI interface.
1.1 Features
l High-performance single-chip PCI audio acceleration.
l Integrated high-fidelity AC‘97 codec.
l Multi-stream DirectSound and DirectSound 3D acceleration.
l Sensaura CRL Positional 3D.
l High-quality sample rate conversion and digital mixing.
l DirectMusic support.
l Real-time effects processing.
l S/PDIF output for DVD content.(Optional)
l Compliance with APM 1.2, ACPI 1.1, and PPMI 1.1
l 3.3 volt digital operation with 5V-tolerant inputs.
l Compliant with PCI 2.1/2.2 PCI specification.
l SoundBlaster® and SoundBlaster® Pro compatible.
l Microsoft® Windows Sound System compatible.
l Meets PC98/PC99 and WHQL specifications.
l Supports Win95/98, NT4.0 and Windows2000.
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