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Altera_Forum
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15 years ago

How can I design a 2 BIT ADDER using AHDL

Hi all I am having difficulty designing this circuit using AHDL. I have the truth table and the actual circuit built, I just do not know where to begin on writing the actual tdf code. I am using 3 XO...
Altera_Forum's avatar
Altera_Forum
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15 years ago

Unless you are being forced to use AHDL then I would pick a modern language like verilog or VHDL. For example this is much easier (verilog)

assign sum = a + b;

.... that's it, if you wanted to do this two one bit adders you would code up the individual sum bits and carries manually.