Intel® 500 Series Chipset Family On-Package PCH Datasheet Volume 1

Datasheet

ID 631119
Date 13/07/2021 00:00:00
Public Content
Document Table of Contents

Audio DSP Capabilities

The Audio DSP offload engine is an optional feature providing low power DSP functionality and offload the audio / sensor processing operation from host processor. It is exposed as an optional capability feature under the Intel® HD Audio controller allowing the enumeration through the Intel® HD Audio driver software (if implemented). Audio DSP capabilities are listed as follows:

  • Audio DSP based on 4 Cadence* Tensilica* LX6 HIFI3 DSP Cores operating up to 400 MHz with 3 MB SRAM
  • Low power support for Intel® Wake on Voice (Intel® WOV)
  • Low power audio playback with post processing
  • Low power VoIP and circuit switch voice call with pre-processing
  • Low power FM radio playback
  • Various DSP functions provided by DSP Core: MP3, AAC, etc.
  • Host downloadable DSP FW functions
  • Voice call processing enhancement
  • Sensors algorithm offload / assistance: motion, ambient light, fingerprint, proximity, etc.
  • Communication hub offload / assistance: location, peer device detection, Wi-Fi* availability, etc.