Silicondust HDHomeRun

An ATSC network attached device from Silicondust.

The device works well under Linux.

Overview/Features

This interesting embedded device, often referred to simply as the 'HDHR', runs Ubicom's own ipOS RTOS. It is capable of supporting both 8-VSB (ATSC) and 64/256-QAM (SCTE 07 Digital Cable) sources. In addition, the IP3023/ipOS combination is capable of providing hardware PID filtering.

The HDHR works well under Linux using MythTV or VLC media player.

Components Used

Rev. 1 models have device numbers of 1012xxxx & lower, and contain:

• twin Thomson DTF8640B NIMs, which feature
  • the Zoran/Oren Cascade2 digital demodulator (CAS-220)
• an Ubicom IP3023 RISC network processor
• a Davicom DM9161A Fast Ethernet PHY
• a 4Mbit SST 39VF040 multipurpose flash IC (houses the Ubicom ipOS RTOS)
• 7.2W max power consumption

Rev. 2 models have 1013xxxx & higher, and contain:

• twin JINXIN UVS1805BDMW1 NIMs, which feature
  • Micronas DRX 393yJ digital demodulator
• 4.5W max power consumption

External Links

• Silicondust's HDHomeRun webpage
• MythTV's HDHR page