The free license restricts you to medium-density devices. For PolarFire, you cannot target the largest MPF500T devices (500K logic elements). You are generally limited to the .
Once the variable is set, launching Libero SoC should automatically locate and activate your license.
Three strategic reasons:
Microchip will email you a license.dat file within 30 minutes. Set Environment Variable: Create a folder (e.g., C:\flexlm ). Place license.dat inside.
Once you download the license file (usually named License.dat ), you must point Libero to it: microchip libero license free
The free license is node-locked (typically to your PC’s MAC address). You cannot share floating licenses across a team. For a single developer, this is fine. For a team of five, you must buy Gold floating licenses.
Download the installer compatible with your operating system (Windows or Linux). The free license restricts you to medium-density devices
| Vendor | Free Tool | Device Limits | Duration | |--------|-----------|---------------|----------| | | Libero Silver | IGLOO2/SF2 up to 25K LEs, PolarFire up to 50K? | Perpetual | | Xilinx | Vivado WebPack | Up to 128K LEs (Artix-7, Zynq-7000 limited) | Perpetual | | Intel | Quartus Prime Lite | Up to 250K LEs (Cyclone IV, V, 10) | Perpetual | | Lattice | Radiant Free | Up to 100K LEs (CrossLink, Certus) | Perpetual |