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LLT Release Notes

Since the LTT software is composed on many individual parts, the changelog specifies in which part the change/fix took place by preceding each entry with a prefix. The used prefix are:

  • GUI: change took place in the LTT-GUI part of the LTT software
  • MesVis: change took place in the MesVis-GUI or in the measurement recording subsystem part
  • TS: change took place in the TestStand / LabVIEW subsystem part of the LTT software
  • HistoryConv: change took place in the History Converter Tool
  • MDBS: change took place in the MDBS database installer

[3.4.7] - 05.10.2023

ADDED

  • GUI: export / import of error configuration (global max. error count only)

CHANGED

  • GUI: changed layout of F10 dialog - operation mode parameters

Fixed

  • GUI: fixed "GUI freeze" problem related to runtime values update
  • TS: updated MT.WKM drivers (fixed error texts)
  • HistoryConv: fixed conversion of legacy history files
  • MesVis: fixed multi-thread issue while writing CSV measurement files
  • TS: fixed ramp function of EA.SCPI driver (support ramp values < 1)

[3.4.6] - 11.07.2023

ADDED

  • TS: new test execution flag "LTT.Station.IsError" (in Execution.RuntimeVariables)
  • TS: new temperature sensor type "Laureate RTD"
  • TS: new PS module "ITECH M3900D"
  • GUI: new option "fractional seconds separator" in recording config dialog

CHANGED

  • TS: updated MesSyII API to CL7-2023.06.07 (TestStand 2014/TestStand 2019/LabVIEW Runtime 2019)
  • TS: updated MesSyII.FD API to CL3-2023-06-26 (TestStand 2014/TestStand 2019/LabVIEW Runtime 2019)
  • GUI: make config backup before a config import
  • GUI: possibility to export/import max error counter settings through config manager

Fixed

  • GUI: fixed Excel limit import (skip empty lines)
  • GUI: fixed MDF splitting (did not work on month change)
  • MesVis: fixed reading of CSV files (did not work when there are also MDF files in same folder)

[3.4.5] - 22.03.2023

ADDED

  • GUI: customer specific backup mechanism
  • GUI: new MDF file split option "ByHour" in ltt_recording_config.xml
  • GUI: new option "AlwaysRecordLimitFails" in recording configuration dialog

CHANGED

  • TS: clear error queue for Sorensen power supplies after an error happened
  • GUI: new option dialog in project manager (for cleaning up old test orders)
  • GUI: changed delimiter of error overview file columns from comma to semicolon

Fixed

  • MesVis: fixed voltage column values in CSV files
  • MesVis: MDF recording of measurements with different signal names for individual DUT types
  • TS: fixed TS driver "Burster" to display neg. temperature correctly

[3.4.4] - 20.01.2023

ADDED

  • GUI: option to reset testplan error counter after x cycles without TP error
  • GUI: option to configure temporary error counter to be the stop criteria when max. error count is reached
  • GUI: button to reset operation mode parameters (to restore TestStand defined order of parameters)
  • MesVis: option to export multiple selected test orders / DUTs at once
  • MesVis: option to repair damaged database tables
  • TS: new temperature sensor driver "Burster 9163"

CHANGED

  • GUI: OP mode parameters column layout in F10 dialog
  • GUI: error count value in history file for error no. 21 (TESTPLAN ERROR) is "temporary"
  • GUI: changed datatype of "max. error count" parameter so it can be > 127
  • TS: EA PS driver now sets LAN timeout to 0 on init
  • TS: new functions for EA PS driver
  • TS: WKM modules error handling
  • TS: updated MesSyII API (for TS2014) to CL7-2022-11-30
  • TS: updated MesSyII API (for TS2019) to CL7-2022-07-19
  • TS: updated MesSyII.FD API (for both TS2014 & TS2019) to CL2-2022-06-20

Fixed

  • MesVis: MDF recording of measurements with different signal names for individual DUT types
  • TS: loading of limits after OM change
  • MesVis: "empty header" issue while writing measurements as CSV
  • HistoryConv: MS Access export

[3.3.4] - 16.08.2022

Changed

  • GUI: remember the folder of the last loaded history file

Fixed

  • GUI: fixed problems with MDF file splitting
  • GUI: fixed entering of decimal values as operation mode parameters in F10 dialog

[3.3.3] - 21.07.2022

Added

  • MesVis: "external data source" feature (experimental)

Changed

  • GUI: "TESTPLAN ERROR" (SYS-21) is now entered into history, DB and CSV files
  • GUI: removed auto. column fit in history data dialog (slow and annoying)
  • MesVis: improved write speed for DB data
  • MesVis: preserve measurement selection when switching DUT's
  • MesVis: always show DUT type in DUT list
  • TS: updated MesSyII API (for TS2014) to CL5-2022-06-23
  • TS: updated MesSyII.FD API (for both TS2014 & TS2019) to CL2-2022-06-20

Fixed

  • GUI: MDF data recording timestamps + date split option
  • GUI: entering double values in F10 dialog did not work anymore
  • MesVis: measurements are not drawn under certain conditions
  • fixed IRS.LTT.Update.x.x.x.x_2014.exe / IRS.LTT.Update.x.x.x.x_2019.exe
  • fixed IRS.LTT.TS.Tool "Apply LTT Config"

[3.2.0] - 20.05.2022

Added

  • GUI: MDF Streaming file split options

Fixed

  • TS: fixed Keysight PS driver issues
  • TS: fixed Kniel PS driver for TS2014
  • TS: fixed PS problems with COM port daisy chain
  • GUI: fixed F6 dialog error when closing while stations are running

[3.1.1] - 27.04.2022

Added

  • TS: PS reconnect mechanism for process model watchdog sequence

Changed

  • TS: added support for "bypass" in process cooling system driver interface
  • GUI: changed auto row jump behaviour in F11 dialog
  • GUI: opmode parameters in F10 dialog are no longer sorted alphabetically

Fixed

  • GUI: fixed step time calculation

[3.1.0] - 21.03.2022

Added

  • GUI: new tool MDF.Sorter can be found in 66_LTT_Tools
  • GUI: new Excel export for LTT limits (F5 dialog)
  • GUI: automatic backup of ltt_main_config.xml and automatic restore in case the file gets destroyed
  • GUI: indication if simulation drivers are used
  • TS: new process cooling system drivers for WKM/Autotherm

Changed

  • GUI: improved history data scrolling / column adjustment
  • TS: new MesSyII.FD release IRS.MesSyIIFD.CL2-2022-03-04
  • TS: added ramp function to power supply interface, implemented for EA power supplies
  • TS: Omega iThx driver now ignores all errors (as requested by customer)
  • TS: Switching OpModes now takes TCC debouncing time into account
  • MesVis: file selection dialog for saving graph screenshots
  • MesVis: improved read speed for CSV measurement data (only with default column layout)
  • MesVis: DUT's with same name but different type are now listed properly
  • MDBS: new installer searches for free port instead of refusing to install if port 80 or 8080 is already used

Fixed

  • GUI: module configuration dialog no longer overwrites your unchanged config sections
  • GUI: GUI no longer refuses to start in case of a duplicate DUT assignment error in database, but instead fix this error itself
  • GUI: sporadic DB write operation failures are now retried and do not lead to a testplan error
  • TS: using MesSyII.FD did not work properly out of the box

[3.0.0] - 28.10.2021

This release is a new milestone because we upgraded to TestStand/LabVIEW 2019!

Running LV2014 code is no longer supported in TS2019!

Release 3.0.0 is still available for TS/LV2014!

For migrating your existing TS/LV2014 projects to TS/LV2019 read the separate migration guide.

Added

  • GUI: new dialog hardware>module configuration offers easy configuration of all hardware drivers & parameters
  • GUI: new file ltt_module_config_template.xml contains configuration for all supported hardware drivers
  • GUI: new measurement recording output format MDF
  • GUI: start / stop buttons for test groups
  • TS: new hardware drivers for various process cooling systems (Lauda, WKM)
  • TS: LabVIEW functions for reading INI files (in IRS.LTT.UserLib)

Changed

  • GUI: improved simulated TCC panel (programmable sequences can be saved/loaded)
  • GUI: added possibility to have groups with no TCC assigned > fixed OM
  • GUI: StationGlobals are now included in configuration export
  • GUI: F10 dialog now offers checkboxes and comboboxes for operation mode parameter input
  • GUI: F11 test parameters can be changed for non-running stations while other stations are running
  • GUI: new version of IRS licensing mechanism (2.1.0)
  • TS: enums support for operation mode parameters (only in TS2019)
  • MesSy: 2019 comes with MesSyII CL7-2021.09.29, MesSyII.FD CL2-2021-07-30
  • MesSy: 2014 comes with MesSyII CL5-2021-03-31, MesSyII.FD CL2-2021-07-30
  • MesSy: no support for MesSyI with TS2019!
  • MesVis: support for wildcard search in measurements
  • MDBS: updated MDBS to version v3.6.0 (db admin website now runs at port 8081)

Fixed

  • HistoryConv: date conversion error
  • TS: sporadic error during hardware module initialization
  • TS: EA PS driver was not able to set sink current
  • GUI: error when trying to open error log
  • GUI: fixed several minor issues

[2.9.3] - 28.06.2021

Added

  • GUI: error counter reset gets logged to action log

Changed

  • GUI: do not save error counters after testplan load

Fixed

  • GUI: rare error related to runtime values
  • GUI: improved security feature
  • GUI: action log dialog date filter
  • MesVis: improved write performance for database

[2.9.1] - 12.05.2021

Added

  • GUI: security feature (only enabled upon request)

Fixed

  • TestStand: wrong logpath
  • MesVis: error during startup if some data is corrupt

[2.8.4] - 08.04.2021

Changed

  • GUI: new version of IRS licensing
  • MesVis: removed unused options

Fixed

  • GUI: UseGlobalLock attribute in ltt_module_config.xml gets removed after a certain action
  • GUI: GUI freezes when F6 dialog is open (happens only when there are a lot of (>1k) DUT error entries in database)

[2.8.3] - 11.12.2020

Added

  • MesSy: added MesSyII.FD API (pre-release)
  • TestStand: new step type "LTT Limit Test (no config)"
  • MesVis: new column ElectricRuntime for CSV + DB measurement logs
  • GUI: possibility to load/save the F11 configuration from/to file
  • HistoryConverter: additional date&time column
  • HistoryConverter: new option show runtime in seconds

Changed

  • GUI: F11 project/test order management can delete multiple test orders at once

Fixed

  • MesVis: CSV files do not have a header or have a header in 2nd line
  • MesVis: DB import only imports last DUT
  • MesVis: measurements stored in database have no floating point precision

[2.7.0] - 07.10.2020

Added

  • GUI: limit Excel import
  • GUI: new ltt_main_config.xml parameter MaxRuntimeStopBehaviour
  • GUI: new ltt_main_config.xml parameter MaxErrorStopBehaviour
  • GUI: delete logs now also deletes measurement database data
  • GUI: new history column Step Time
  • TestStand: ability to configure opmodes per group
  • TestStand: driver for Autotherm medium control

Changed

  • GUI: upgrade to DevExpress 20.1.7
  • GUI: delete old project/testorder data
  • GUI: F4 "Save Overview" now saves both global + temporary at once
  • GUI: improved runtime values display
  • TestStand: added "Timeout" parameter to EA.SCPI driver
  • MesVis: improved DB export

Fixed

  • MesVis: reading CSV files
  • MesVis: fixed Excel export

[2.6.0] - 20.07.2020

Added

  • GUI: DUT type parameters
  • GUI: Option to change the decimal separator for CSV log files
  • TestStand: driver for Lauda SUK350 Attention: due to this there is a change in the IRS.LTT.Mod.Loader.lvlibp:Load Module.vi If you use this functionality in your testplan you need to update the function calls.
  • HistoryConverter: new Excelsheet for error overview per DUT

Changed

  • ltt_module_config.xml modules no longer need to be in order or count continuously
  • TestStand: additional configuration parameters for PMA280 modules
  • GUI: improved display of "runtime values" in test stations display of main window

Fixed

  • GUI: "Data Transfer" dialog
  • GUI: duplicate limits during limit import
  • MesVis: export to MDF for legacy database measurements
  • MesVis: reconnect after long idle time
  • MesVis: open error if last opened container does no longer exist

[2.5.0] - 11.05.2020

Added

  • GUI: "delete log files" feature
  • GUI: "finish test" feature
  • GUI: FTP / network backup feature (Alt-F11)
  • HistConv: selection for decimal separator
  • GUI: button to reset "TESTPLAN ERROR" counter (for autom. restart)
  • TestStand: TCC driver software debounce
  • TestStand: EA.SCPI driver
  • TestStand: TDK.GensysPlus driver update (support for voltage / current slew)

Changed

  • TestStand: new TCC driver sim. panel

Fixed

  • TestStand: LTT Module Framework memory leak
  • GUI: "electric test time" timer did not work correctly
  • HistConv: some fixes

[2.4.1] - 15.02.2020

Fixed

  • GUI: updating old testplans (<2.x) led to problems
  • MesVis: could not load old legacy databases
  • MesVis: Excel export caused problem when there are multiple measurements with same name
  • TestStand: fixed EA PS driver (all models) because it interfered with PMA280 temperature sensor
  • TestStand: LTT model will now wait until ProcessSetup is finished before PreUUTLoop continues!
  • GUI: automatic restart can be stopped with F8

[2.4.0] - 10.01.2020

Added

  • GUI: configurable automatic station restart on testplan error!
  • TestStand: new PS driver for Delta Elektronika (PSC-ETH)
  • TestStand: new PS driver for EA PSB 9000

Changed

  • MesVis: show measurement on double click
  • GUI: removed DUT type selection from recording configuration dialog
  • GUI: changed some paths:
  • "45 LTT Action logs" > "60 LTT Action logs"
  • "60 SW-Tools" > "66 SW-Tools"
  • "70 LTT Documentation" > "77 LTT Documentation"

Fixed

  • GUI: a rare situation led to an error related to runtime values while adding a new history entry
  • GUI: problems during testplan load (HandleEndExecution)
  • GUI: hardware limits in F10 dialog got not updated when immediatly switching to another group tab afterwards
  • GUI: F4 dialog caused exception when loading certain saved overviews while some stations are running
  • GUI: configuration import caused troubles when loading a config with lesser groups
  • GUI: wrong error status color on station start
  • GUI: wrong TCC<>OM mapping behaviour when using a TCC bitmask
  • MesVis: MDF export failed when selected measurements where empty
  • TestStand: wrong DateDetails version in "LTT Model.seq"

[2.3.4] - 31.10.2019

Added

  • TestStand: new TS driver for Omega iThx-SD

Changed

  • GUI: data recording "once per cycle" now works also with "every X minutes" option
  • GUI: configuration manager overwork

Fixed

  • GUI: configuration hash was wrong
  • GUI: configuration manager "compare" function was not working correctly

[2.3.3] - 22.10.2019

Fixed

  • GUI: error during testplan load in some cases (caused by TestStand defined limits)

[2.3.2] - 15.10.2019

Added

  • TestStand: TCP driver for TDK Genesys power supplies

Fixed

  • GUI: station runtime menu works again
  • GUI: LTT reporting crashes if at least one station is disabled

[2.3.1] - 30.09.2019

Added

  • TestStand: new TS driver for Omega iBThx

Changed

  • MesSy: updated to IRS.MesSy.CL4-2019-07-19
  • GUI: new licensing DLL 1.2.1

Fixed

  • GUI: runtime values sent per SendValue.vi from TestStand are not shown in GUI
  • MesVis: loading/showing CSV files does not work properly

[2.3.0] - 12.09.2019

Added

  • TestStand: new TS driver for Omega iThx
  • TestStand: new TCC driver for ADDI Data APCI2200 PCI relais card
  • TestStand: new TS driver for Janiza UMG604-E-PRO
  • GUI: default history column "Humidity" (filled only when Omega iThx TS sensor is used)
  • GUI: default CSV measurement data column "Humidity" (filled only when Omega iThx TS sensor is used)
  • GUI: display humidity in test group panel of GUI main window (only when Omega iThx TS sensor is used)

Changed

  • TestStand: overworked PS driver for EA. Now works also with PSI8040-3403U (Ethernet)

Fixed

  • TestStand: send HW errors to GUI did not work correctly

[2.2.0] - 12.08.2019

Added

  • TestStand: TCP based Sorensen PS driver IRS.Mod.PS.Sorensen.SG.TCP.lvlibp (only for SG series!)
  • GUI: new recording option "once per cycle"
  • GUI: option to autom. save station overview on every stop
  • GUI: save global and temporary error overview in different files
  • GUI: autom. save temporary error overview before a temporary error reset
  • MesVis: "save as PNG"

Fixed

  • TestStand: PS driver for Delta Elektronika (PSC232)
  • GUI: LTT Reporting saves report always, not only when stations are running
  • GUI: error overview does not contain '0' counters but empty string instead
  • GUI: loaded error overview does not show up
  • GUI: "swap DUT" swaps also vibration axis
  • MesVis: fixed various issues

Changed

  • TestStand: VISA-based Sorensen PS driver (for both SG and UG series)
  • TestStand: renamed EA.PSI800R driver to just "EA"
  • TestStand: updated IRS.MesSyII.Types.ini
  • Tools: new IRS.LTT.HistoryConverter.exe tool (with export to MS Access & Excel)
  • GUI: changed ltt_main_config.xml format (!!!)
  • GUI: different history file start messages, depending if user start or autom. start after power fail
  • MesVis: improved overall user experience
  • MesVis: changed measurement table indizes (!!!)

[2.1.0] - 22.05.2019

Added

  • MesVis: "auto show" option
  • MesVis: "show only last N samples" option
  • TestStand: new PS driver for TDK Lambda GenSys+
  • TestStand: new PS driver for Delta Elektronika (PSC232)

Changed

  • MesVis: improved read performance
  • MesVis: overworked zooming
  • MesSy: updated to IRS.MesSy.CL4-2019-04-29

[2.0.1] - 25.03.2019

Fixed

  • GUI: 'Value' & 'Unit' columns display wrong values in history dialog window

Changed

  • GUI: disabled autom. seq. file update because of problems

[2.0.0] - 22.03.2019

Added

  • GUI: barcode scanner support for F11 dialog
  • GUI: configuration management
  • GUI: LTT reporting
  • GUI: autom. restart after power fail
  • GUI: autom. testplan loading
  • GUI: F11 dialog items management (cables, DUT's, test order, etc.)
  • GUI: new history column Category
  • GUI: automatic testplan / configuration update for new GUI versions
  • MesVis: database import
  • MesVis: legend position can be changed / legend can be hidden
  • MesVis: voltage and temperature ambient values can be shown for the selected measurements
  • TestStand: new step type LTT Process Result (ignore config)
  • TestStand: batch per group or global batch

Fixed

  • GUI: disabled errors are not incremented
  • GUI: testplan loading errors are not properly displayed in GUI

Changed

  • GUI: history data dialog (Alt+F10) improvements (usability + performance)
  • GUI: new layout of error configuration dialog (F6)
  • GUI: history column "voltage" shows current PS values unless the step "LTT Send Voltage" is executed in TestStand
  • GUI: test time format can be changed from hours:minutes:seconds to hours (fractional)
  • GUI: disabled errors are now logged to history file with error number and text
  • GUI: history data dialog (Alt-F10) will open in a filtered view, which shows only: start/stop info, TCC info, test results & errors. There is a button Show All to show all history entries
  • GUI: clicking on an error number in test station overview (F4) will open the history data dialog with a filtered view on that error number
Last update: November 14, 2023 17:21:00