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Altera_Forum
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14 years ago

Vhdl codes for 8-bit ring counter

Hi, I have VHDL codes for an 8-bit ring counter but when i try to compile it there are always errors (8 errors). I even tried editing some lines (lines 2 and 3) and compiled again and the erro...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

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Error (10481): VHDL Use Clause error at ringcounter2.vhd(2): design library "IEEE" does not contain primary unit "STD_LOGIC_1164"

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Either your Quartus installation or some global design settings are messed up. Nothing that can be seen in the code.