Specifications
CHAPTER 17: INSTALLATION,LICENSING & TECHNICAL SUPPORT
LICENSING THE QUARTUS II SOFTWARE
ALTERA CORPORATION INTRODUCTION TO QUARTUS II ■ 249
Licensing the Quartus II Software
To use Altera
®
-provided software, you need to obtain and set up an Altera 
subscription license. An Altera subscription enables the following software:
■ Altera Quartus II software
■ Mentor Graphics
®
 ModelSim
®
-Altera software
Altera offers several types of software subscriptions. Table 1 shows the 
different license and subscription options that are available.
Customers who purchase selected development kits receive a free version of 
the Quartus II software for the PC and are given instructions on how to 
obtain a license for the software. 
The following steps describe the basic flow for licensing your software:
1. When you start the Quartus II software, if the software cannot detect a 
valid ASCII text license file, license.dat, you will see a prompt with the 
following options:
Table 1. Altera License and Subscription Options
License Name Description
FIXEDPC A stand-alone PC license tied to a USB Software 
Guard or Parallel Port Software Guard (T-guard or 
“dongle”)
FLOATPC A floating network license for PC users with 
either a PC or UNIX license server
FLOATNET A floating network license for PC, Solaris, and 
HP-UX users that are using a PC, Solaris, or HP-UX 
license server
FLOATLNX A floating network license for PC users that are 
running Red Hat Linux and using either a PC, 
UNIX, or Linux license server
Quartus II Web Edition A free, entry-level version of the Quartus II 
software that supports selected devices. The 
Quartus II Web Edition software is available from 
the Altera web site at www.altera.com.










