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Altera_Forum
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18 years ago

state machine view problem, need help

I am new to this forum. Recently I started learning Altera. I was trying to compile combinational bench mark file s27.v and during compilation I got a warning : "dff" is an internal primitive and got...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

You should post the said benchmark for better understanding. Basically there are some prerequisites to let Quartus integrated synthesis tool recognize a state machine, that are discussed in the Quartus Handbook in chapter 6 recommended hdl coding styles under general coding guidelines, state machines. The code - if syntactically correct - should work also without recognizing a state machine.