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Altera_Forum's avatar
Altera_Forum
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15 years ago

Call Procedure inside Function

Hi, i have a question: How can i call a Procedure inside of a Function? The Quartus show me: VHDL error at Decod.vhd(150): cannot access 'maissig' from inside pure function 'soma'. my code...
Altera_Forum's avatar
Altera_Forum
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15 years ago

pure functions can only access internal variables.

To access varaibles outside the function, you either need to pass them into the function (VIA the inputs) or declare the function as impure:

impure function soma(..) return integer is....

I wouldnt do this though as you're trying to read signals. I would pass them in as function inputs.