Solved What does a 4-bit Micro-processor

February 25, 2013 at 03:43:28
Specs: Windows 7, 3gb
Today I just came across a video in youtube,"Making your own 4-bit processor". Does a 4-bit processor performs only addition. I also searched and came to know that Intel 4004 was the first commercially available micro-processor. Did Intel released a processor which worth only adding?

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#1
February 25, 2013 at 04:32:48
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Why would a 4-bit processor only support addition? Some details of the Intel 4004 can be found here: http://www.cpu-world.com/Arch/4004....

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#2
February 25, 2013 at 05:17:10
No, of course not. That wouldn't be Turing Complete. (Would you buy a $120 calculator that only let you add?) You can find the instruction set here, just scroll down to the 4004 section.

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