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Altera_Forum's avatar
Altera_Forum
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15 years ago

need help to design calculator function (addition and multiplication)

i need to design calculator that performs operations of addition and multiplication of 2 input (5-bit binary) that representing signed decimal numbers (range, -16 to + 15). I've already done the codi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

I already invert the negative using this coding, but the answer still same

always @ (*)

begin

if (resulta[9]==0)

inv=resulta;

else if (resulta[9]==1)

inv = ((~resulta)+5'b00001);