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CSM UNICOM Programming Tools

You can download the latest software, documentation and tools for UNICOM.

You are invited to subscribe to our UNICOM Newsletter for updates and other information.

For more information about CSM and UNICOM, see the company website.
If you need support for UNICOM, please use the CSM support page or write an email to unicom@csm.de.

Please note the END-OF-LIFE announcement for CSM UNI-COM II+.

DOWNLOAD

file date description
uc1015.zip 2026-03-05 UNICOM driver, documentation, firmware

INSTALLATION

Software for computer

  • Download driver and firmware package (see DOWNLOAD section above).
  • If you are planning to use USB interface of UNICOM, install USB drivers (for Windows). Refer to directory driver/ in ZIP package and read PDFs for more information.
  • For tests and debugging, the utility unicmd may be helpful (see TOOLS section).

Hardware installation

  • There are several models and revisions for UNICOM devices. See this page for differences.
  • For all information about supply, connectors and signals of UNICOM, refer to PDF in ZIP package:
    uc4/doc/uc4_e_hardware.pdf for UNICOM4 Rev.E
    uc3/doc/uc3_d_hardware.pdf for UNICOM3 Rev.D
    uc3/doc/uc3_c_hardware.pdf for UNICOM3 Rev.C1 and Rev.C
  • CAUTION: Before hardware installation take care that there is no static electrical discharge on the device or any other system component. Discharge yourself by touching a grounded object.

Firmware for UNICOM device

  • Check the firmware in the UNICOM device. Refer to firmware/ directory in ZIP package.
  • For UNICOM3 and UNICOM4, use the sequence file for update process. There are separate firmware files for the different hardware revisions of UNICOM.
  • CAUTION: Do not load older firmware versions into the devices. Firmware downgrade is not allowed and may affect device operation.

Project-specific procedures

  • Information about the connections to other systems (like ECUs or any unit-under-test) can be found in separate project-specific software delivery packages.
  • Project-specific solutions are available upon request.

MAINTENANCE AND REPAIR

CSM provides services for maintenance and repair of UNICOM devices. Please contact unicom@csm.de for individual details. Before returning your devices, visit CSM Support/RMA Form to get a RMA number.

TOOLS

file date description
unicmd_445.zip 2026-03-05 utility to process UNICOM command sequences and file operations
unicom_crc.zip 2025-06-20 utility to calculate CRC over a binary file using CRC16 and CRC32 algorithms
unicom_ver.zip 2009-02-09 small sample showing UNICOM communication (C source included)

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