AVB Software Stack

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Stable release:5.1.1
Status:Reference Software
Description:Audio Video Bridging Software (AVB)

Key Features

  • 1722 Packet listener and talker
  • 1722 MAAP multicast reservation protocol
  • MRP,MMRP,MVRP,SRP 802.1 protocols
  • PTP server and protocol
  • Audio interface for I2S and TDM
  • Clock recovery and interface to PLL clock source
  • Support for 1722.1 ADP and ACMP draft D15A

Firmware Overview

This is an implementation of the AVB transport stream protocol carrying audio data. It includes a PTP time server to provide a stable wallclock reference and clock recovery to synchronize listener audio to talker audio codecs. It also includes implementations of the Stream Reservation Protocol for conveying AVB stream reservation information through 802.1 network infrastructure.

Known Issues

  • The listener does not respond to the withdrawal of a talker advertise message

Required Repositories

  • sc_ethernet git@github.com:xcore/sc_ethernet.git
  • sc_xtcp git@github.com:xcore/sc_xtcp.git
  • sc_xlog git@github.com:xcore/sc_xlog.git
  • sc_i2c git@github.com:xcore/sc_i2c.git
  • xcommon git@github.com:xcore/xcommon.git

To clone (read only):

git clone git://github.com/xcore/sw_avb.git
git clone git://github.com/xcore/sc_ethernet.git
git clone git://github.com/xcore/sc_xtcp.git
git clone git://github.com/xcore/sc_xlog.git
git clone git://github.com/xcore/sc_i2c.git
git clone git://github.com/xcore/xcommon.git


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