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Altera_Forum's avatar
Altera_Forum
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14 years ago

VHDL error - natural type does not match string literal

Hi, I am trying to make a simple program which will turn on the green LED when the Key(0) is pressed and when we leave the key, it will be switched off. I am getting this error in the co...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Hey,

I edited the code but I have the same error -

Error (10515): VHDL type mismatch error at pract.vhd(36): natural type does not match string literal

Error (10515): VHDL type mismatch error at pract.vhd(36): std_ulogic type does not match string literal

case sel is

when "0" =>

oLEDG("000") <= "000";

when "1" =>

oLEDG("000") <= "111";

end case;