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Altera_Forum
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18 years ago

I am getting compiling error when I use Shift Right logic in VHDL by Quartus 6.2

Hi I am getting compiling error "can not determine defination of operation" when I am using shift right or shift left logic command in VHDL by Quartus-II tools rev6.2. :confused: is an...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

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Because of Frank's post, I changed to std_logic_vector. I got the error for that.

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Thanks, Frank and HDL Guru, for explaining the package part of this. I created my test case from a text editor template and didn't think to check the packages when I changed to std_logic_vector.