Re: assn2 constants

Ed Casas (edc@ece.ubc.ca) Sun, 5 Nov 2000 21:23:29 -0800 

Date: Sun, 5 Nov 2000 21:23:29 -0800
From: Ed Casas <edc@ece.ubc.ca>
Subject: Re: assn2 constants



> it says in assn2 to define a constant for each of the opcodes
> but what type should it be ? unsigned or stdlogicvector

If the assignment doesn't say, use whatever type will result in
the fewest number of type conversions.

> also i get an error that says "subprogram error: cant interpret
> subprogram call"
> 
> what does this mean and how can i fix it?

It means you are using a combination of operator (or function
call) and argument types that is not defined.  For example, using
the less-than operator (<) with an std_logic_vector argument.

-- 
Ed Casas   edc@ece.ubc.ca   http://casas.ece.ubc.ca   +1 604 822-2592