Firmware Updates for OBDLink SX

Here you will find short summaries of changes between the different firmware revisions. Developers should read the detailed changelog found inside the respective update archive. To install an update, download and extract the archive, then run StnFirmwareUpdater.exe.

Latest Version 4.0.1

Release Date: May 2, 2014
Level of Importance: Recommended

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This minor release fixed automatic generation of 11-bit flow control ID pairs for segmented message transmission.

See obdlink_sx-changelog.txt inside the archive for more details.




Version 4.0.0

Release Date: April 16, 2014
Level of Importance: Recommended

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This major release fixed several bugs and added several new features including:

  • Complete ISO 15765 multi-frame message support
  • CAN Rx multi-frame message assembly
  • CAN Tx message segmentation
  • Arbitrary OBD message transmission
  • Other stability and performance improvements

See obdlink_sx-changelog.txt inside the archive for more details.




Version 3.3.0

Release Date: September 26, 2012
Level of Importance: Recommended

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This major release fixes a number of serious bugs and introduces many new features.

See obdlink_sx-changelog.txt inside the archive for more details.




Version 3.1.0

Release Date: May 16, 2012
Level of Importance: Recommended

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This major release fixed three serious bugs:

  • The device would sometimes lock up while monitoring a busy CAN bus.
  • Due to a race condition, heavy UART Tx traffic sometimes would generate FATAL ERROR 0x0101 [5, ...]

The following major new features were implemented:

  • New AT and ST commands, including:
    • Set/report protocol
    • Protocol open/close
    • Set automatic check byte calculation/checking
    • Set CAN monitoring mode
    • J1939 header formatting, response timeout multiplier
    • Ability to turn off J1850 CRC calculation and checking
    • Removed length limitation for certain types of messages
    • Increased CAN buffer size
    • Increased UART buffer size
    • Other stability and performance improvements

See obdlink_sx-changelog.txt inside the archive for detailed descriptions of the changes.



Previous Releases