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Altera_Forum's avatar
Altera_Forum
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16 years ago

VHDL errors and question

Hello! I am still learning vhdl and sorry if I made a question already answered on this forum. I am using Quartus II 8.1 web edition. I have 2 questions: 1- I am trying to use the operator...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

It's not a function. it's a type conversion, see VHDL IEEE 1076 paragraph 7.3.5. It uses a type or subtype specification and is only possible between "closely related" types, in this case bitvectors of same length.