Firmware Updates for STN1110

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 4.2.1

Release Date: January 30, 2017
Level of Importance: Recommended

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This major release fixed several bugs including:

  • CAN message loss or corruption due to CAN bus errors
  • ATPB could cause auto-filtering not to be set up correctly
  • Undefined behavior if reset during startup
  • ATMA command cleared CAN H/W filter on exit
  • ATMP commands cleared all current filters on OUT OF MEMORY error
  • ATBI/STPO did not activate pending USER1 protocol configuration changes
  • Automatic generation of 11-bit flow control ID pairs for segmented message transmission
  • UART transmission lock ups
  • ISO 9141 keep-alive messages

The major relase added many new features including:

  • Turn LEDs off/on
  • Extra data parameter for the STPX command
  • Set CAN addressing modes
  • Set and read CAN timing registers
  • Support for 7F xx 78 response pending messages
  • Report factory calibration status
  • Fail-safe clock monitor
  • Complete ISO 15765 multi-frame message support
  • CAN Rx multi-frame message assembly
  • CAN Tx message segmentation
  • Arbitrary OBD message transmission
  • Set minimum time between the last OBD response and the next request
  • GPIO control for most digital I/O pins
  • Other stability and performance improvements

See stn1110-changelog.txt inside the archive for detailed descriptions of the changes.




Version 3.2.0

Release Date: September 19, 2012
Level of Importance: Recommended

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

See stn1110-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 fixes a number of serious bugs and introduces many new features.

See stn1110-changelog.txt inside the archive for more details.




Version 2.1.3

Release Date: January 11, 2011
Level of Importance: Recommended

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This release fixes a few minor bugs and introduces the following new features:

  • Voltage-based PowerSave triggers
  • Commands to change SLEEP input and PWR_CTRL output polarity
  • Higher precision voltage measurement

See stn1110-changelog.txt inside the archive for more details.




Previous Releases