LT31 software release version 2.03 - LT31

LT31 Software Version 2.03 Release Notes

Document code
M213185EN
Revision
A
ft:locale
en-US
Product
LT31
Document type
Release notes

Software version 2.03

Availability: 2023-05-11

  • Polled mode METAR message introduced in release 2.01 is now sent from all active communication ports.
  • Improved overall performance and reliability with small fixes.
  • Added customer-specific features.

Software version 2.01

Availability: 2021-05-11

  • Added possibility to get METAR codes in FD12P message 7.

    The command can be activated with the command set metar fd12msg7. The command is available only when present weather reporting (PW option) is activated.

  • Support to METAR messaging also added in polled mode.

    When METAR messaging is active (command set metar on), the PWD message is sent after the main message. Previously, this was available only in autosend mode, now available also when polling.

Software version 2.00

Availability: 2019-06-06

Added support to the new CPU chip.
  • The command system info displays the CPU type information.
  • The command version prints Software version before the version number.

Software version 1.22

Availability: 2016-10-27

  • LM21 handling improved.
    • L2 LM21 alarm -> BGL not valid changed to L2:LM21; alarm.
    • L3 LM21 alarm -> BGL not valid changed to L2:LM21; alarm.

    LM21 communication with LT31 main CPU is enhanced.

  • Range limit changed from 10000 to 15000.
    • MOROVERRANGEDEFAULT is accessed from MOR.H (15000).
    • MOR.OVERRANGE is set to 15 000 when baseline is adjusted through menu.
    • MOR.OVERRANGE is set to 15 000 when MOR.BASELENGTH is adjusted with set baseline command.
    • MOR.OVERRANGE is set to 15 000 when MOR.BASELENGTH is adjusted with set bl range command.
  • Improvement: Disconnected PWD caused frequent error lines in LT31 dump/events. COM port errors were removed from elog (COM port errors were removed from FS11 in 2010).
  • Visibility calibration ongoing is added to LT31 long status field: Calibration byte is 2 when calibration is ongoing.
  • PWD warnings added to MITRAS emulation message. Receiver byte CONSISTENCY bit is reserved for PWD errors and warnings.
  • MITRAS emulation CALIBRATION bit is set when user performs LT31 visibility calibration.
  • 0.5 min, 1 min, and 10 min MOR timeouts increased to 65 seconds. 65 seconds enables message interval of 60 seconds.

Software version 1.20

Availability: 2014-10-23

  • Improvement in storing floating-point parameter values.
  • Intelligent averaging is activated as default.
  • Default values of the parameters related to intelligent averaging changed as follows:

    MOR.INTELLIAVER_HIGH 7000

    MOR.INTELLIAVER_LOW 2000

    MOR.INTELLIAVER_TRANS_EXCL 2000

    MOR:OVERRANGE 15000

    AC.PWDMORMIN 5000

    Intelligent averaging is activated by default.

    When updating the software from any version below 1.20 to version 1.20 or higher, these parameters are automatically set to default values as above.

    If some other values are required, the parameters must be manually changed after software update.

    Automatic parameter change is done only when old software version is below 1.20. When updating from 1.20 to version 1.21 or newer, the parameters are not automatically changed.

Software version 1.19

Availability: 2014-05-28

New features and improvements.