Firmware Changelog

Release 20190621:

  • SCRIBE production release firmware.
  • SERVIO production release firmware.
  • HDTC-2US/HDHR5-2US/HDHR5-4US: Demodulator firmware update.
  • ALL: Fix handling of HTTP/UPnP requests that immediately disconnect without waiting for a response.
  • ALL: Enforce use of HTTP-POST for operations that change configuration.

Release 20190417:

  • HDTC-2US/HDHR5-2US/HDHR5-4US: Demodulator firmware update – fixes reception problems for WTVD.
  • HDHR3-CC: Fix problem where disabled channels could self re-enable when the background scan ran if the channel disappeared from the lineup and later reappeared.
  • HDTC-2US: Drop unused gateway UPnP probe/control support.
  • ALL: Add X-HDHomeRun-Resource header to video HTTP response to indicate the tuner number.
  • ALL: Add /status.json to report tuner status in a machine readable format.

Release 20180817:

  • HDHR4-2US/HDTC-2US/HDHR5-2US/HDHR5-4US: HDHomeRun Premium TV support (new feature).
  • HDHR5-2DT/HDHR5-4DT: Fix issue preventing device from entering power save state.
  • HDHR3-4DC/HDHR5-4DC: Support user-selection of network ID when multiple lineups are detected.
  • HDHR3-CC: Improvements to EAS handling.
  • HDHR3-CC: Improvements to DRI Security status reporting.
  • HDHR3-CC: Common DTCP-IP port across tuners.
  • ALL: Add option to device webpage to send diagnostic information.
  • ALL: Report current virtual channel information on device webpage and via libhdhomerun.
  • ALL: Fix incorrect 503 error when requesting impossibly large range start.
  • ALL: Improvements to channel scan handling.
  • ALL: Improvements to diagnostic logging.

Release 20180327:

  • HDTC-2US: Low level demodulator firmware update.
  • HDHR5-2US/4US: Low level demodulator firmware update.
  • HDHR5-2DT/4DT: Fix problem where tuner may fail to tune after entering power save mode.
  • Fix problem handling fragmented HTTP headers.

Release 20171208:

  • HDTC-2US: Fix problem where channels may fail to tune.
  • HDHR5-2US/4US: Fix problem where channels may fail to tune.

Release 20170930:

  • Detect transport errors in padding frames.
  • Improvements to IGMP handling.
  • HDHR5 models: Official release firmware.
  • HDTC models: Add IGMPv3 support so UPnP works with enterprise-class network switches.
  • CC/DC models: Upgrade IGMP support from v2 to v3.

Release 20170815:

  • Update to work with new Silicondust guide servers.
  • Support broadcasts where multiple PMTs are on the same PID with intermixed sequence numbers.
  • Support broadcasts where one video ES is shared by multiple programs.
  • Increase the amount of video data that can be buffered.
  • Improvements to XML processing.
  • Improvements to system logging and diagnostic logging.
  • Add support for upgrading the firmware via the device webpage.
  • Add X-HDHomeRun-Error HTTP header to provide additional information when a stream request is rejected.
  • Drop RUI support until a TV with RUI support is available.
  • CC/DC models: Fix problem where Ethernet could stall and stop receiving packets.
  • HDHR4 models: Support SSDP multicast test.
  • Legacy models: Update to work with new Silicondust guide servers.

Release 20161119 (HDTC-2US):

  • HDTC-2US: Fix problem where unit could reboot or stop responding.

Release 20161117:

  • CC/DC models: Fix problem where video could corrupt under heavy network conditions.
  • Update guide server URL.

Release 20161107/20161107b:

  • Detect h.265 video channels.
  • Detect resolution of h.264 channels.
  • Improvements to compatibility with non-compliant DLNA clients.
  • Prioritize higher resolution channels when a virtual channel number conflict is detected.
  • Report audio and video codec types.
  • Report ONID and TSID in lineup json when tuning information is requested.
  • Report tuner count in discover json.
  • Set IP type-of-service (TOS) to indicate video.
  • Log when a lockkey is forced.
  • Support using a secondary DNS server delivered via DHCP.
  • Fix problem where a weak channel that was disabled could come back enabled at a later time.
  • CC models: Fix problem where card firmware error message was not displayed.
  • CC/DC models: Fix problem where video did not resume streaming after TCP stall.
  • DT/DC models: Fix possible false-positive detection of MPEG2 video.
  • DC models: Fix problem where channel scan may miss some cable TV channels in Taiwan.
  • HDTC models: Fix problem handling Ethernet packets with 802.1p QoS header present (VLAN=0).
  • HDHR4-2DT: Fix problem causing reduced T2 reception performance and channels to be missed in the channel scan.
  • HDHR4-2DT: Improve SNQ scaling.
  • Remove deprecated binary format of DeviceAuth from discover response.
  • Remove deprecated channel list format.
  • Remove sequence tracking.
  • Improvements for DVR live TV support.
  • Improvements to diagnostic logging.
  • Legacy models: Add support for DeviceAuth and discover.json APIs required for live TV in the latest HDHomeRun VIEW apps.

Release 20150826:

  • Fix problem causing guide to stop working for some customers.
  • Auto-detect HD channels during channel detection to improve favoring recording HD channels (requires channel scan to update).
  • Support disabling channels from the device Channel Lineup webpage.
  • Return DeviceAuth in discovery response.
  • Improvements to diagnostic logging.
  • CC models: Improve channel-to-guide matching when a tuning resolver is present (requires channel scan to update).
  • HDHR4 models: Fix problem where Ethernet link may intermittently drop.
  • HDHR4 models: Fix AGC problem causing poor reception in some environments.

Release 20150615:

  • CC models: Improvements to channel scan with a tuning resolver present.
  • CC models: Fix problem causing device to temporarily stop authorizing channels.
  • CC/DC models: Fix problem causing device to temporarily stop responding.
  • DC/HDHR4-2DT models: Fix problem causing some channels to be missed in the channel scan.
  • HDHR4/TC/CC/DC models: Improvements to diagnostic logging.

Release 20150604:

  • HDHR4/TC/CC/DC models: Add channel logos to DLNA media server.
  • HDHR4/TC/CC/DC models: Improve compatibility with proxies that don’t fully support HTTP/1.1.
  • HDHR4/TC/CC/DC models: Concise DLNA friendly name to improve identification on some clients.
  • HDHR4/TC/CC/DC models: Fix handling of backslashes in channel names.
  • HDHR4/TC/CC/DC models: Improvements to buffering for HDHomeRun VIEW and DLNA clients.
  • HDHR4/TC/CC/DC models: Improvements to diagnostic logging.
  • DT/EU models: Report original network ID in streaminfo.

Release 20150406:

  • HDHR4/TC/CC/DC models: Support Kodi add-on.
  • HDHR4/TC/CC/DC models: Fix problem where UPnP channel list or guide data could be truncated in some situations.
  • HDHR4/TC/CC/DC models: Improvements to diagnostic logging.
  • HDHR3-US/DT/EU models: Fix reboot when DNS returns multiple IP addresses.
  • CC models: Eliminate CGMS-triggered DRM. Please run a channel scan on the device or through HDHomeRun Setup after upgrading.
  • DC models: Improvements to repairing streams from YouSee cable.
  • TC models: Improvements to power management.

Release 20141124:

  • HDHR4/TC/CC/DC models: Add DLNA RUI support.
  • HDHR4/TC/CC/DC models: Add support for tuning by physical channel when using HTTP.
  • HDHR4/TC/CC/DC models: Improvements to channel scan and channel detection.
  • HDHR4/TC/CC/DC models: Improvements to diagnostic logging.
  • HDHR4/TC/CC/DC models: Improvements for supporting HDHomeRun VIEW apps.
  • HDHR4/TC/CC/DC models: Fix handling of channels with PCR on alternative PID.
  • HDHR3-US/DT/EU models: Channel map automatically applied to both tuners.
  • TC models: Change internet720 profile to internet540.
  • TC models: Transcoding improvements.
  • TC models: Fix phantom program reporting when using hdhomerun_config channel scan.
  • CC models: Support 3 tuner operation with Conax cards.
  • CC models: Work around bug in MTR700 tuning adapter firmware older than 1.40.
  • DC models: Fix possible crash and reboot on some cable systems.
  • DC models: Fix possible Chinese character miss-trigger on some cable systems.

Release 20140604:

  • TC models: Support transcoded recording in Windows Media Center (Windows 7/8).
  • TC models: Support transcoded recording in EyeTV (Mac).
  • TC models: Support transcoded recording in MythTV (Linux).
  • TC models: Support transcoding across source-stream resolution change.
  • TC models: Fix problem which could cause unit to stop responding or corrupt video.
  • TC models: Fix audio playback on Windows 8 Windows Media Center and PlayStation 3.
  • TC models: Fix problem causing sequence errors in transcoded video.
  • TC models: Fix data loss problem when streaming to DVR software over a HomePlug link.
  • TC models: Fix audio track selection where DVS tracks could be picked by mistake.
  • TC models: Fix transcode of ION TV station.
  • TC models: Fix PnPX identification.
  • TC models: Transcode improvements.
  • TC models: Thermal/fan control improvements.
  • HDHR4/TC models: Fix problem where data from a previous channel could be streamed to a new connection.
  • HDHR4/TC/CC/DC models: Improvements to channel scan support.
  • HDHR4/TC/CC/DC models: Sync channel scan results with Silicondust guide server for use with delivering guide data.
  • HDHR4/TC/CC/DC models: Return URL for each channel in lineup.json/lineup.xml.
  • HDHR4/TC/CC/DC models: Replace “Tags” field in lineup.json/lineup.xml with dedicated tags.
  • HDHR4/TC/CC/DC models: Signal DLNA content change when favorites list or configuration changes.
  • EU/DC models: DVB-C fixup feature for use with Windows Media Center and YouSee Cable.
  • HDHR3-4DC: Fix reporting of detected channel count during channel scan.
  • HDHR4-2US: Fix auto-detection of ClearQAM QAM64 channels.
  • All models: Improvements to diagnostic logging.

Release 20140121:

  • TC models: Add user-selection of advertised DLNA formats.
  • TC models: Add user-selection of preferred audio language.
  • TC models: Improvements to PMT generation for transcoded content.
  • CC models: Workaround issues seen with CableVision NDS cards.
  • CC models: Fix problem displaying non-ASCII characters in channel names of Channel Lineup page.
  • CC models: Prevent flooding the card or tuning adapter with webpage requests.
  • CC models: Improvements to RTSP type reporting.
  • CC models: Fix device reboot triggered by old versions of MythTV.
  • CC models: Ethernet driver improvement (fixes problems seen on some complex networks).
  • DLNA models: Favorite channel support for DLNA clients.
  • DLNA models: Report DATE in UPnP responses.
  • DLNA models: Improvements to http streaming.
  • CC/DC models: Device webpage improvements.
  • CC/DC models: Channelmap configuration common to all tuners.
  • DC/EU models: Add support for BIG5 character encoding on cable TV in Taiwan.
  • DC models: Improvements to DVB-C channel detection
  • DC models: Add DVB-C QAM128 support
  • DT models: Workaround incorrect snq reporting in some situations in Australia.
  • All models: Improvements to DHCP router compatibility.
  • All models: Improvements to channel information processing.
  • All models: Improvements to diagnostic logging.

Release 20130328:

  • CC models: New DLNA DMS feature – stream live TV to DLNA certified clients.
  • CC models: New DTCP-IP support – stream protected channels to DTCP-IP certified DLNA clients.
  • CC models: Improvements to HTTP streaming support.
  • CC models: Improvements to RTSP support to improve compatibility with other RTSP clients.
  • CC models: Avoid situation known to cause the Windows Media Center Receiver service (ehRecvr) to crash.
  • CC models: Fix problem where channel detection could miss SDV channels on some cable systems.
  • CC models: Fix problem where channel detection could miss channels when scanning without a CableCARD.
  • CC models: Fix resource error seen on some cable systems.
  • EU/DT models: Fix problem handling channel names containing ISO8859 extended characters.
  • HDHR3-US model: Upgrade demodulator microcode.
  • TECH models: Fix problem configuring for DHCP after a static IP had been configured.
  • All models: Improvements to TCP window scaling support.
  • All models: Improvements to DHCP and DNS support.
  • All models: Fix issue causing video glitching on some channels when used with MythTV 0.25 and later.

Release 20130117:

  • All models: Support TCP window scaling.
  • All models: Improvements to AutoIP handling.
  • All models: Improvements to channel name handling.
  • All models: Use strict w3c doctype for html files.
  • All models: Fix problem where unit failed to respond to IGMP membership queries.
  • All models: Deprecate set program on current frequency by virtual channel number feature.
  • CC models: Fix OOB failing to lock issue when adjacent to a high power NTSC test channel.
  • CC models: Fix rare resource error.
  • CC models: Fix rare ccio_serial_asm error.
  • CC models: Improvements to support Conax Evolution cards.
  • CC models: Improvements to Tuning Resolver support.
  • CC models: Improvements to UPnP support.
  • CC models: Improvements to channel table management.
  • CC models: Improvements to high speed buffer management.
  • CC models: Improvements to HTTP header parsing – fixes trap error seen with specific oddly formed requests.
  • CC models: Workaround some common issues found in Cisco-NDS cards.
  • CC models: Only show Tuning Resolver “alternative channel has been tuned” message if an alternative channel has been tuned.
  • CC models: Add channel scan support for detecting subscribed channels.
  • CC models: Add support for reporting subscribed channels in HTML, XML, and JSON formats.
  • CC models: Add support for HTTP streaming video within the home.

Release 20120405:

  • All models: Fix problem where sub-channels may not be reported or may fail to play in rare circumstances.
  • US models: Add channel map for cable TV in Korea.
  • DT models: Fix possible signal miss-reporting under some conditions.
  • DT models: Upgrade the tuner/demod driver.
  • CC models: Authorize authentication with CableCARD running old firmware.
  • CC models: Add channel map for cable TV in Korea.
  • CC models: Improvements to better handle TCP packet loss.
  • CC models: Improvements to UPnP support.
  • CC models: Improvements to diagnostic logging.
  • TECH models: Add support for maintaining list of channels and tuning by channel.
  • TECH models: Add support for returning the channel list to the client (lineup.xml).
  • TECH models: Add target option to disable sending SAP announcements.
  • TECH models: Add virtual channel number to SAP channel title.
  • TECH models: Set SAP announcement TTL to match the TTL of the video stream.

Release 20120128:

  • CC models: Update PnPX tags for device discovery under Windows.
  • CC models: Improve handling of delayed connections causing ehRecvr to crash.
  • CC models: Automatically detect and log card errors and restart the card if needed.
  • CC models: Add network flow control support – improves compatibility with some switches and/or PCs.
  • CC models: Improvements to diagnostic support.
  • EU models: Fix bug in DVB-C support where third modulation type was not stored correctly.
  • US/EU/DT models: Update PnPX tags for device discovery under Windows.
  • TECH models: Add Multicast SAP support.
  • All models: Fix handling of ignored tables causing some channels not to detect or play in HDHomeRun applications.

Release 20111025:

  • CC models: Fix problem where copy-protection could be incorrectly applied to some channels when not required.
  • CC models: Rollup of HDHR3-CC firmware fixes and improvements.

Release 20110925a:

  • CC models: Rollup of HDHR3-CC firmware fixes and improvements.
  • DVB models: Add support for channel name character encoding seen in Ukraine and Portugal.
  • DVB models: Improvements to DVB-C handling to avoid duplicate channels with DVB-C channel scan.
  • ATSC/DVB models: Deprecate support for link layer topology discovery.
  • TECH models: Add datacast support.
  • All models: Update help text to report all supported vars.
  • All models: Improvements to lineup server support.

Release 20110830 (HDHR3-CC):

  • CC models: Rollup of HDHR3-CC firmware fixes and improvements.

Release 20110816b (HDHR3-CC):

  • CC models: Rollup of HDHR3-CC firmware fixes and improvements.

Release 20110810 (HDHR3-CC):

  • CC models: Rollup of HDHR3-CC firmware fixes and improvements.

Release 20110729:

  • EU/DT models: Improvements to NIT/SDT channel information processing.
  • EU/DT models: Process “other network” NIT information.
  • TECH models: Fix problem where no_clear flag was not cleared by subsequent target commands.

Release 20110726 (HDHR3-CC):

  • HDHR3-CC: Production release.

Release 20110323:

  • HDHR3-US: Fix problem where channel scan may miss channels.
  • US models: Skip QAM256/64 modulation detection when tuning OTA.
  • US models: Skip 8VSB modulation detection when tuning cable TV.
  • EU/DT models: Update DVB-T channel maps.
  • EU models: Redefine AU/EU cable TV channel map based on MHz.
  • TECH models: Support multicast without a gateway route.
  • All models: Report error if frequency is out of range.
  • All models: Report tuner count in discovery reply.
  • All models: Report detected carrier frequency in debug information.
  • All models: Improvements to lineup server support.

Release 20100828:

  • HDHR-EU: Add decoding of type 0x10 channel names.
  • HDHR-EU: Add support for user-specified DVB-C symbol rates.
  • HDHR-EU: Fix video corruption seen in Denmark with DVB-C.
  • HDHR-US/EU: Improvements to lineup server channel detection.
  • HDHR-TECH-US: Increase SNR dB resolution.
  • HDHR-TECH-US: Add no_clear target option.
  • ALL: Upgrade demodulator firmware.
  • ALL: Use native PMT unless VCT rebuild requested.
  • ALL: Fix situation where Ethernet link may not re-establish correctly after computer resumes from sleep with some network cards.

Release 20100213:

  • HDHR-T1-US: Fix potential crash/reboot loop in HDHR-T1-US firmware (blue units).
  • HDHR-EU: Add a7qam256-6100 a7qam128-6100 a7qam64-6100 modulation support.
  • Report hardware model on the device website.

Release 20100121:

  • Add port number to URL in UPnP announcements.
  • HDHR-EU: Detect E-AC3 audio.
  • HDHR-EU: Update DVB-C auto-modulation handling to use user-configurable modulation list.
  • HDHR-EU: Add additional DVB-C modulation modes.
  • HDHR-EU: Fix problem with DVB-C QAM256 operation.

Release 20091024:

  • Improvements to signal strength reporting.
  • Improvements to handling of adjacent analog channels.
  • Cache known modulation to speed up auto modulation detection.
  • HDHR-EU: Add Brazil DVB-C modes.
  • HDHR-EU: Fix DVB-C QAM64 corruption issue.

Release 20090830:

  • Fix reception performance regression.

Release 20090806:

  • Report TSID in streaminfo for use with channel matching.
  • Speed up detection of audio channels with single-frame picture – fixes problem where audio channels may be missed by the channel scan.
  • Improvements to the handling of strong adjacent channels.
  • Improvements to signal reporting.
  • Fix lockup/reboot when under TCP DoS attack.
  • Fix situation where firmware may not upgrade on the first attempt. Fix applies to future upgrades.
  • Add PnPX support.
  • ATSC: Handle ClearQAM streams that contain invalid tables from rebroadcasting OTA channels.
  • TECH: execute /sys/boot on link up rather than power up.
  • TECH: prevent timing-out of tune requests.

Release 20090415:

  • Fix situation where device could stop responding until power cycled.
  • Report PAT CRC in streaminfo for use with channel matching.
  • Improvements to lineup server support.

Release 20090411:

  • Add support for spectral inversion for digital cable channels (used by some cable companies for QAM64 channels).
  • ATSC: Fix reporting of one-part virtual channel numbers sent by some US cable companies.
  • DVBT: Detect DVB-T virtual channel numbers.
  • DVBT: Add support for a8qam64-6952 and a8qam64-6887 modulation (UK digital cable).
  • DVBT: Fix problem where AC3 audio may not work when filtering by program (fixes no audio in VLC problem for HD channels in Australia).
  • DVBT: Fix problem where channel scan may report SS/SNQ numbers before they are valid.
  • DVBT: Improvements to AGC handling (improves signal quality).
  • Improvements to lineup server support.

Release 20090305a:

  • DVBT: Add support for Chinese BIG5 channel names for use in Taiwan.
  • DVBT: Fix problem with reported signal-to-noise numbers for DVB-T channels.
  • ATSC: Fix reported CRC error on some cable systems that send DTA tables without a CRC. Problem did not affect operation.
  • Fix problem where a small amount of data from the previous channel may be sent after a channel change. This data was automatically rejected by the PC and did not affect operation.
  • Fix possible data loss when streaming unfiltered QAM256 while probing UPnP.
  • Fix possible resource exhaustion situation when there is high packet loss communicating with the lineup server.
  • Improvements to lineup server support.

Release 20090215:

  • Detect MPEG1, MPEG2, DTS, and LPCM audio streams.
  • Timeout resource lock after 30 seconds of inactivity.
  • Stop flashing link LED in AutoIP mode once there has been successful communication.
  • Fix problem where a program could be reported as encrypted if it contained multiple audio channels, one of which was encrypted.
  • Improve signal strength reporting.
  • Improvements to lineup communication.
  • Display model string on webpage.
  • DVBT: Fix detection of AC3 audio in Australia.
  • TECH: Initial firmware release.

Release 20081231:

  • Fix problem in lineup server channel detection.

Release 20081223:

  • Fix problem where SS could be reported incorrectly on some devices.

Release 20081222:

  • Improvements to SS reporting.
  • Improvements to lineup server support.
  • Support channel names containing extended iso8859 characters (DVBT).
  • Fix bug in SNQ calculation where numbers were reported incorrectly.

Release 20081209:

  • Add tuner resource lock to allow tuner to be locked for exclusive use.
    – Flash tuner LED when tuner resource is locked for exclusive use.
    – Auto release resource lock after 5 minutes of inactivity.
  • Add support for channel names using Unicode character sets.
  • Channelmap improvements:
    • Deprecate “default” channelmap.
    • Tuning by channel number always uses the channelmap set.
    • Channelmap configuration is stored and preserved across a power cycle.
    • Auto modulation detection optimized based on channelmap selection (speeds up channel lock on digital cable).
  • Add /sys/features option to display support channelmaps and modulation modes.
  • Fix DHCP compatibility issue with some routers.
  • Fix slow resource release that could cause problems with heavy command line scripting.
  • Improvements to lineup server support.
  • DVBT initial production release.

Release 20081002:

  • Improve ATSC channel auto-detection:
    • Fixes missed channels in OTA channel scan.
    • Fixes intermittent zero-signal display in WMC signal strength scan (OTA).
    • Fixes intermittent long time to tune to a channel (OTA).
  • Fix multicast handling when used without a gateway configured.
  • Support DHCP servers/relays that use a subnet broadcast address.
  • Improvements to lineup handling.

Release 20080723:

  • Pad and push TS frame if oldest data is sitting for 10ms (improves channel change time when PID filter is used).
  • Detect channel names from PMT if present.
  • Improvements to auto-modulation detection.
  • Add support for non-volatile IR target.
  • Add Ethernet link speed reporting to /sys/debug

Release 20080427:

  • Speed up lock when auto-detecting modulation.
  • Detect MPEG4/H.264 video streams.
  • Add native AutoIP support.
  • Add IR receiver self-test.

Release 20080305:

  • Fix problem where signal strength could be incorrectly reported when cable is removed.
  • Fix DHCP compatibility issue with some routers.

Release 20080212:

  • Add UPnP discovery support (Vista network view).
  • Add LLTD support (Vista network topology view).
  • Add local webpage with links to driver download and instructions.
  • Add TotalMedia support.
  • Update DHCP client to work with OS-X DHCP server.
  • Demodulator update for 1013xxxx and later hardware.

Release 20080104:

  • Flash Ethernet LED while attempting to get DHCP address.
  • Demodulator update for 1013xxxx and later hardware.

Release 20071209:

  • CD production release.