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Altera_Forum
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15 years ago

Warning: Found combinational loop of 1 nodes

how i can avoid this problem library ieee; USE ieee.std_logic_1164.all; Entity dmux8 IS PORT( S : IN INTEGER RANGE 0 to 7; d : IN STD_LOGIC; Y : OUT STD_LOGIC_VECTOR(0 to 7) ); END dmux8;...
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Altera_Forum
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15 years ago

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WHEN OTHERS => Y <= (others => '0');

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doesn't change anything, because the case construct is already full decoded. No "others" cases are effectively left.

You can write a single Y <= (others => '0'); in front of case construct to break the combinational loop, if the implied logic behaviour is according to your intentions.