COSYM Releases

COSYM (CO-simulation of SYsteMs) is the powerful simulation and integration platform from ETAS. It is providing a state-of-the-art approach for MiL/ SiL use cases. We are constantly working to improve your COSYM experience. By providing quarterly updates, we are able to provide improvements in frequent and short cycles. On this page we give you an overview of our updates as they are available for you.

COSYM V3.4.0

COSYM V3.4.0 is the latest release of COSYM product line focusing on SiL and MiL use case.

COSYM V3.4.0 introduces several new concepts and features and is shipped with an extended user interface. The main new features are:

  • COSYM installation is supported at folder level with folder name having space.
  • Slider instrument extended to control an in-port of scalar type.
  • Inform user if required environment variables are not set during installation.
  • SIL simulation task statistics enabled for user to analyze and optimize the task scheduling for better simulation performance.

For a complete overview of all improvements, and more details please see release notes.

COSYM V3.3.0

COSYM V3.3.0 is the latest release of COSYM product line focusing on SiL and MiL use case.

COSYM V3.3.0 introduces several new concepts and features and is shipped with an extended user interface. The main new features are:

  • COSYM can be used on Windows 11 OS systems.
  • COSYM supports MATLAB® Simulink® models from 2018b to 2022a versions.
  • User can view simulation performance statistics for SiL.
  • FMU tolerance parameters can be configured.
  • User can enable FMU specific logs to be seen in COSYM log files.
  • Shared axes parameterization is supported in DCM files.
  • User is enabled to add external files to FMU resource folder.
  • COSYM can be used with external test tools like ECU-TEST that have Python® programming language dependencies. We resolve Python binding in runtime.
  • Target Client Python API support is extended to Python v3.7, v3.8, v3.9 and v3.10.
  • Simulink Tool Coupler feature is discontinued.

COSYM V3.2.0

COSYM V3.2.0 is a new release of the COSYM product line focusing on SiL and MiL use cases.

COSYM V3.2.0 introduces several new concepts and features and is shipped with an extended user interface. The main new aspects are:

  • Provides advanced features for Maps and Curves to configure auto recognition patterns
  • Supports INCA 7.4 for XCP connecting to COSYM simulations
  • Compatible with ETAS ASCMO 5.10

If you need further information, please feel free to contact your regional customer support.

COSYM V3.1.0

COSYM V3.1.0 is a new release of the COSYM product line focusing on SiL and MiL use cases.

COSYM V3.1.0 introduces several new concepts and features and is shipped with an extended user interface. The main new aspects are:

  • Supports enum datatype for FMI 2.0 FMUs for measurement, parameterization, and ports
  • Supports string datatype parameters for FMI 2.0 FMUs
  • Supports the connection of signals to different datatypes for ports
  • Enables the J1939 protocol for the COSYM-NIC model
  • Enables the creation and visual representation of maps and curves in the parameter view
  • Provides the simulation performance statistics to find out the resource consumption during the simulation and log the results
  • Enables the creation of cloud deployables through the COSYM user interface
  • Enables the configuration of time windows for manipulations during network simulation via COSYM-CAR
  • Enables to configure suppressing of network frames during simulation via COSYM-CAR
  • Enables the early validation of system description files to identify errors in COSYM-CAR
  • Supports INCA 7.3.7 for XCP connecting to COSYM simulation

If you need further information, please feel free to contact your regional customer support.

COSYM V3.0.0

The COSYM V3.0.0 release is the first release with focus on pure virtualization use cases and automation.  

Highlights from COSYM V3.0.0 are the following

  • Renovated COSYM appearance and workflow to satisfy MiL/SiL use case only
  • Enabled SiL API to connect 3rd party tooling to COSYM simulation
  • Enabled workflow from COSYM-CAR to COSYM for restbus model generation (signal level) as FMU based on ARXML file
  • ASAM-XIL: Enabled with downsampling API 
  • ASAM-XIL: Enabled with Continuous Mode block
  • ASAM-XIL: Supported with .olc4 type for MA Port setup
  • Specification of Regular Expression to provide an easy way for renaming ports to match the criteria for automated connection creation
  • Specification of the initial values for the outports and inports of all model instances in a system to get proper starting values and calculations at simulation start
  • Support of references inside the MATLAB®/Simulink® models 
  • Support of INCA V7.3.6

Technical requirements necessary for the operation of COSYM V3.0.0 can be found here.

COSYM V3.0.0 is compatible with

  • INCA V7.3.6 for the SiL use case to enable simulation-based calibration (support of INCA V7.2.6, V7.3.5)
  • ASCMO-MOCA for calibration in the SiL use case. Versions 5.8 and higher are supported
  • MATLAB® from version 2016a - 2020a for the integration of Simulink® models, as well as for co-simulation with Simulink®

COSYM V2.5.0

This latest release of the COSYM software introduces several new concepts and features and is shipped with an extended user interface.

Highlights from COSYM V2.5.0 are the following

  • ASAM-XiL: Automatic generation of the MAPortConfig.xml as part of the COSYM build and providing it for experimentation
  • Enabled FlexRay support for SiL virtual networks to connect vECUs and C code models (restbus support is not available yet)
  • Enabled logging feature for AETH traffic through COSYM-CAR configuration
  • Provided option in UI and API to connect the ports automatically with the same name
  • Representation of SiL simulation performance provided from UI and API
  • Enabled ENUM datatype support for C-Code, MATLAB®/Simulink® models in SiL use case
  • Support EB V21.5.0 Toolchain and FW for HiL FlexRay Setups
  • Enabled MATLAB®/Simulink® models, 2020b and 2021a support for models and tool coupler
  • Support of INCA V7.3.5 (no support of INCA V7.3.1. to V.7.4)

For HiL this version is supported by the latest RTPC release 6.5.1.

COSYM V2.5.0 is compatible with

  • INCA V7.3.5 for the HiL and SiL use case to enable simulation-based calibration (no support of INCA V7.3.1. to V.7.4)
  • ASCMO-MOCA for calibration in the SiL use case. Versions 5.5 and higher are supported
  • MATLAB® from version 2016a - 2020a for the integration of Simulink® models, as well as for co-simulation with Simulink®

COSYM V2.4.0

This latest release of the COSYM software introduces several new concepts and features and is shipped with an extended user interface.

Highlights from COSYM V2.4.0 are the following

  • Improvements on COSYM SiL headless mode with re-structured REST APIs
  • ASAM XiL MA Port extensions for SiL by enabling breakpoints, capturers and watchers
  • Enabled LIN Support and enabled AETH Support for SiL virtual networks to connect vECUs and C-Code models (restbus support is not yet available)
  • Enabled logging feature and enabled bus manipulation for CAN traffic via COSYM-CAR configuration
  • Show Monitored and Subscriber ECU Power ON/Power Off test functionality with Network Module
  • Enabled Incremental Automapping of processes in the system settings
  • Support of new EB drivers 4.19 for HiL
  • RTPC update to Debian 10 with GCC Compiler V8.3
  • EE 64-bit support to enable INCA V7.3 compatibility
  • Oscilloscope support for SiL use case
  • Performance improvements in Connections UI
  • Maps and Curves support for MATLAB®/Simulink® and FMUs with INCA in SiL
  • Enabled ASCMO-MOCA use case with COSYM SiL

For HiL this version is supported by the latest RTPC release 6.5.0.

COSYM V2.4.0 is compatible with

  • INCA V7.3.4 for the HiL and SiL use case to enable simulation-based calibration
  • ASCMO-MOCA for calibration in the SiL use case. Versions 5.5 and higher are supported
  • MATLAB® from version 2016a – 2020a for integrating Simulink® models, as well as for co-simulation with Simulink®