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Altera_Forum
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13 years ago

std_logic_vector VS unsigned

I have the following type definitions subtype msgBlock_t is std_logic_vector((Z-1) downto 0); subtype msgBlock_u_t is unsigned((Z-1) downto 0); type msgBlocks_t is array((K_B-1) dow...
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Altera_Forum
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13 years ago

Now it compiles. The problem is that I have a very long vector as input (unsigned(323 downto 0)) and so the Fitter gave me an error because there are not enough pins. Can I store this vector in a pre-initiliazed register ? Or is there something else I can do to avoid this problem?