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Altera_Forum
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10 years ago

Identifier "UNSIGNED" is not directly visible

i have used the following libaries LIBRARY IEEE; USE ieee.std_logic_1164.all; USE ieee.std_logic_arith.all; USE ieee.numeric_std.all; still the error in modelsim shows : ...
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Altera_Forum
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10 years ago

line 30 TYPE buf_ary IS ARRAY(NATURAL RANGE <>) OF UNSIGNED(7 DOWNTO 0);

line 31 TYPE buf_ary_d IS ARRAY (NATURAL RANGE <>) OF SIGNED(7 DOWNTO 0);