Firmware Updates for STN1170

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 4.2.4

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 release 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 stn1170-changelog.txt inside the archive for detailed descriptions of the changes.




Version 3.3.1

Release Date: September 25, 2012
Level of Importance: Recommended

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

See stn1170-changelog.txt inside the archive for more details.




Version 3.2.0

Release Date: July 12, 2012
Level of Importance: Recommended

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New:

  • STSDI (set STDI hardware ID string)
  • STDBGM (set debug message level)
  • Reporting of UART Rx buffer overflow
  • Reset and sleep/wakeup trigger messages in Debug Message Level 1 or above

Significant changes:

  • Better voltage measurement precision (3 decimal places) and accuracy
  • STVCAL now accepts an optional voltage offset parameter
  • Renamed STCAFCP/STCCFCP commands to STCFCPA/STCFCPC, respectively
  • STCSWM now allows for the Single Wire CAN load output to be controlled independently
  • Disabled internal pull-up of the SLEEP pin to reduce current consumption in sleep mode
  • More reliable fatal error reporting

Major bug fixes:

  • UART Rx lockup
  • UART Tx lockup
  • UART inactivity sleep or other timeouts could get triggered prematurely

See stn1170-changelog.txt inside the archive for more details.




Version 3.1.1

Release Date: May 23, 2012
Level of Importance: Critical

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This release fixed wrong ISO_RX pin polarity.

See stn1170-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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Initial production release.




Previous Releases