Cobham Gaisler is a world leader in embedded computer systems for harsh environments, with footprints in many parts of the solar system. We provide the full ecosystem to support digital hardware design for mission critical System-on-a-Chip solutions. The IP cores and development tools support processors based on the SPARC and RISC-V architectures. In addition to this, a number of standard components are available.

Download TSIM and GRSIM

Below follows download links for the different simulators and simulator versions. The professional versions requires some kind of license to run. Evaluation versions can be evaluated without a license.

TSIM3 Professional File   Date
TSIM-LEON4 tsim-leon4-3.0.2.tar.gz MD5 18-Sep-2020
TSIM-LEON3 tsim-leon3-3.0.2.tar.gz MD5 18-Sep-2020
TSIM-GR716 tsim-gr716-3.0.2.tar.gz MD5 18-Sep-2020
TSIM-LEON2 tsim-leon2-3.0.2.tar.gz MD5 18-Sep-2020
TSIM3 manual tsim-3.0.2.pdf   18-Sep-2020
TSIM3 Evaluation File   Date
TSIM3 LEON3 evaluation version tsim-eval-3.0.2.tar.gz MD5 18-Sep-2020
TSIM3 LEON4 evaluation version Contact This email address is being protected from spambots. You need JavaScript enabled to view it. MD5 18-Sep-2020
TSIM2 Professional File   Date
TSIM-ERC32 binaries for all platforms tsim-erc32-2.0.66.tar.gz MD5 27-May-2020
TSIM-LEON2 binaries for all platforms tsim-leon-2.0.66.tar.gz MD5 27-May-2020
TSIM-LEON3 binaries for all platforms tsim-leon3-2.0.66.tar.gz MD5 27-May-2020
TSIM-LEON4 binaries for all platforms tsim-leon4-2.0.66.tar.gz MD5 27-May-2020
TSIM2 manual tsim-2.0.66.pdf (Changelog.txt)   27-May-2020
TSIM2 product sheet tsim_product_sheet.pdf    
GRSIM Professional
linux, windows grsim-pro-1.1.56.tar.gz   15-Jun-2017
User's Manual grsim.pdf   15-Jun-2017
Sentinel LDK/HASP Run-time
(License key drivers)
Windows Installer
Debian package Sentinel_LDK_Ubuntu_DEB_Run-time_Installer.tar.gz
RPM package Sentinel_LDK_RedHat_and_SuSE_RPM_Run-time_Installer.tar.gz
Linux Shell script Sentinel_LDK_Linux_Run-time_Installer_script.tar.gz
Sentinel HASP license manager
(Only needed for floating TSIM2 and GRSIM licenses)
Windows Installer
Linux archive LM.tar.gz



To unpack a TSIM/GRSIM archive, use the tar command:
tar xzf tsim-leon3-3.0.2.tar.gz