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Altera_Forum
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9 years ago

Adder Nightmare!

Hi All, I have been trying to create an adder array which is capable of adding three 10 bit numbers together. I have it working with unsigned numbers, but as soon as I try any signed numbers, t...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

I have used the twos complement number system to carry out the sign operation on the input, this has been simulated and works correctly. An original unsigned input of 0 to 31 has been replaced with a signed input of 0 to -16 and 0 to +15.