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Altera_Forum
Honored Contributor
11 years agoThis verilog code does not work on FPGA
Hi, I'm new here, so if there's anything wrong with my post, please, feel free to tell me. I'm taking logic design class at my school, learning to design logic gates and verilog, and tryi...
Altera_Forum
Honored Contributor
11 years agoThe Sum value is unregistered, meaning you'll have a logic loop in your design. Ie. one input to the adder is it's own output, meaning it will do the sum over and over again depending on the delay through the adder.
You need to register the sum value.