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SUPPORT DOCUMENTATION

Release Notes for DIG2

dig2 is Güralp Systems’ firmware for Minimus₂ and Minimus Lite digitisers.

Contents

Scope

  • Minimus₂
  • Minimus Lite
 Minimus₂ and Minimus Lite

The Minimus₂ and Minimus Lite both run dig2 firmware. Their serial numbers are of the form MINL-XXXX. This is the correct document for these digitisers.
  • Minimus
  • Minimus+
 Minimus   Minimus+

The Minimus and Minimus+ both run dig firmware. Their serial numbers are of the form MIN-XXXX. This document does not describe their firmware.

Please see the release notes for dig for information relevant to the firmware of these digitisers.

Finding the currently installed version

To determine the current firmware, run Güralp's free Discovery software and find the entry for your digitiser on the main page. The firmware version is displayed, as highlighted below:

Firmware version as shown on Discovery main screen

If the firmware version is not displayed, select Firmware Ver from the Show sub-menu of the Window menu:

Enable firmware version display

Upgrade instructions

Instructions for upgrading Minimus2 and Minimus Lite digitisers can be found here.

Important notices

You should always back up and verify any data from your device's SD card before upgrading, in order to avoid any risk of data loss.

Change log

2024/16/4 - Release 2.1-14470
This release contains the following fixes:
  • Tunnel improvements.
  • Logging improvements.
  • Fixed console password reset when resetting to shorter passwords.
2024/16/4 - Release 2.1-14176
This release contains the following fixes:
  • ADC pre-amp gain now reflected in GDI metadata.
  • Improvements to GPS tracking on loss of lock.
  • Fixed memory leak on triggers causing out-of-memory crash after 10,000 events.
2024/01/17 - Release 2.1-13721
This release contains the following fixes:
  • STA/LTA trigger streams now ranged correctly.
  • Fixed incorrect start timestamp on new files.
  • Reduced memory usage so allowing full SEEDlink buffer.
  • SD Card flush now writes partial miniSEED blocks.
  • Metadata channels now written more often to SD card.
  • Maximum length SEEDlink buffers now supported
  • NAM GDI loss of metadata on selective parameter update.
  • Fixed crash in triggers when EEW params are calculated.
  • Max GDI streams reduced to one.
  • Issues with triggering on reboot fixed.
  • GPS robustness improved.
  • Future commands added.
  • Event table download triplet checkbox added.
  • General Certis improvements.
  • Improvements to system robustness.
  • Baidu Maps added as an option for the map on the web page.
2023/10/09 - Release 2.1-12649
This release contains the following fixes:
  • Improvements to NTP time.
  • Improvements to GPS tracking on loss of lock.
2023/09/14 - Release 2.1-12040
This release contains the following fixes:
  • Units modified in the "Edit Poles and Zeros" window in Discovery will now persist over reboots.
2023/09/13 - Release 2.1-12020
This release contains the following fixes:
  • Reduced time drift when GPS unit physically removed during operation.
  • The web page will now contain a warning when calibration is taking place.
  • HTTP port number can now be modified on the web page.
  • Various StationXML fixes.
  • Improvements to GPS timing robustness.
2023/08/29 - Release 2.1-11823
This release contains the following fixes:
  • The stationXML file for the Certis can now be found under certis.xml.
  • Improvements to the reporting for the Battery Pack.
2023/08/18 - Release 2.1-11561
This release contains the following fixes:
  • Certis full sample rates now available on digital connection.
2023/08/11 - Release 2.1-11433
This release contains the following fixes:
  • Certis RESP/Dataless files now contain correct frequency response.
  • 200 SPS now available for Certis.
  • GDI headers now legalised for older NAM compatibility.
  • Channels relating to Certis can now be found under Certis in the Display on Page dropdown in Data Stream/Record.
  • Fixed possibility of gaps in data recorded to the SD cards.
  • A Full Format option now exists in the webpage to fully zero out all files.
  • Webpage now requires login to access all controls for digitiser.
  • Data will still be recorded to external SD card if internal SD card isn't functioning correctly.
  • Auxilliary files polezero.txt and calvals.txt are now functional for SCREAM compatibility.
  • Instrument Serial number now correctly stored when entered in the Poles and Zeros editor in discovery.
  • Download by time will now serve up to the most recent recorded data when future data is requested.
  • Warnings and checks added for SD cards of differing sizes.
2023/06/29 - Release 2.1-10368
This release contains the following fixes:
  • The "Edit Poles and Zeros" page will now correctly disable enabled poles, zeros, or gains.
2023/06/29 - Release 2.1-10362
This release contains the following fixes:
  • Calibration Stream is now correctly expressed in Volts.
  • Peak ground values are now reported in discovery and the event table.
  • STA/LTA streams now visible when using STA/LTA triggers.
  • New low-power modes for guralp battery box.
  • Tunneling has now been added to the Network tab.
  • "Flush Data" button now works properly.
  • Fixed incorrect labelling on the Storage tab buttons.
  • Fixed downloads sometimes failing.
  • More stability improvements.
  • Added Uart Passthrough.
  • Fixed modified SEED Names being reset on reboot.
  • Copy to Data Stream/Record now copies SEED names as well as tap configuration.
  • Apply configuration for tap groups now changes all corresponding sample rates when checked.
2023-06-19 : release 2.1-9800
This release contains the following fixes:
  • Fixed incorrect filter coefficients in dataless SEED files.
  • General performance and stability improvements.
Release 2.1-9734
This release contains the following fixes:
  • Fixed issue with Calibration Signal Generator.
  • IP Address will now correctly show as DHCP instead of Static.
Release 2.1-9653
This release contains the following fixes:
  • Fixed incorrect values on power channel.
  • Corrected ≈1 ms timing offset.
  • Fixed issue with units of "g" not showing up in Discovery when loading from a dataless file.
  • Fixed custom units section in poles and zeros section of Discovery.
  • Fixed incorrect filter coefficients in dataless SEED files.
  • General performance and stability improvements.
Release 2.1-9039
This release contains the following fixes:
  • Added StationXML files to storage tab under Auxiliary files.
  • Fixed errors with Triggering.
  • Fixed errors when attempting to download by time.
  • Calibration values from Certis will now be viewable in the calibration editor on newer versions of Discovery.
  • LED will now flash blue for five cycles upon a trigger.
  • event_table.txt now shows <1 second events as "<1" instead of 0 seconds.
  • Threshold triggers now identified correctly in event_table.txt.
  • Fixed date not showing correctly on system.log.
Release 2.1-8647
This release contains the following fixes:
  • Fixed custom channel units reseting on reboot.
  • Fixed issues with the threshold trigger on seismic channels.
  • Event Table text file (event_table.txt) download can now be found the storage tab of the web page.
  • Added timestamps to system.log and fixed errors on some text editors.
  • Improvements to STA/LTA trigger performance.
2023-03-20 : release V2.1-7389
This release contains the following fixes:
  • SEED names are now delimited with periods; GCF stream names remain hyphen-delimited.
  • Added more Platinum-compatible GDI metadata.
Release 2.1-6731
This release contains the following fix:
  • Added more Platinum-compatible GDI metadata.
Release 2.1-6633
This release contains the following fixes:
  • Removed extra sensors listed underneath Sensor Installation Parameters.
  • Improved accuracy of Start data timestamp and Last data timestamp.
  • Certis streams added to download by time dropdown.
  • Duplicate SEED names are now flagged correctly.
  • Removed duplicate SEED names from the default channels.
  • Backfill now works across multiple files.
  • Bluetooth reloading of firmware on boot fixed.
  • Extra DHCP request after failure on boot.
  • General bug fixes and improvements.
Release 2.1-6314
This release contains the following fixes:
  • Enabled Auto Reboot.
  • Removed sensors status from the Status tab on the web page.
Release 2.1-6309
This release contains the following fixes:
  • Improvements and fixes to timing accuracy.
  • Added login support.
  • System.log file is now available under Auxiliary files.
  • Added some default calibration values.
  • Added Channel data download by time selection.
  • Added Download selected files.
  • Fixed crash on password change.
  • Fixed corruption of miniSEED files.
Release 2.1-5790
This release contains the following fixes:
  • Timing fixes.
Release 2.1-5644
This release contains the following fixes:
  • Bluetooth now fully functional. This includes power-saving switches to allow LAN to be re-enabled.
  • Start- and end-times of SD files now displayed on web page.
  • Temperature and Humidity now shown of web page. GPS locking bug fixed.
  • Data-download from web page supported. Dataless SEED generation added.
  • Calpage editor in Discovery supported
  • Lithium battery box support added.
  • Low-power "LAN off" feature added.
  • Web page going quiet bug now fixed.
  • Remote reboot function from Discovery added.
  • Input voltage and PoE now shown on WEB page.

For more information, please email .