Does the Quartus II Settings File support all Tcl syntax?

Description

The Quartus® II Settings File (.qsf) supports only a limited subset of Tcl commands. To make assignments using Tcl syntax which is unsupported in the .qsf, perform the following steps:

1. Create a text file with the extension .tcl and enter your Tcl commands
2. Add the file to your Quartus II project by editing your .qsf and add the following line:

   set_global_assignment -name SOURCE_TCL_SCRIPT_FILE <filename>