Questions tagged [backward-compatibility]

For questions concerning the compatibility of newer systems with the earlier systems that came before them.

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32 votes
2 answers
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Why did the Z80 break 8080 compatibility?

Although the Z80 is nearly fully backward compatible with the Intel 8080, there are minor differences such as the Z80 handling the parity flag differently with certain operations. Why? Would providing ...
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1 vote
0 answers
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Internet services that are still compatible with devices (phones/pdas from 2000-2007) [closed]

Though I can identify some technologies like following, I would like to know which ones will surely fail and which ones are worth to test on my old Palm, Symbian, WindowsCE,... Web Issues with ...
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14 votes
1 answer
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Why did the PlayStation 2 implement backward compatibility that way?

It is well known that the PlayStation 2 implemented compatibility with the previous console by essentially incorporating a PS1 on a chip. The fact of backward compatibility is unremarkable as far as ...
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20 votes
4 answers
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What was the first console to have temporary backward compatibility?

The first five generations of game consoles typically had no backward compatibility. New console, new hardware design, new games. (An exception was the Atari 7800, which as far as I know was the first ...
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8 votes
1 answer
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Is the NES controller port identical to the port on a Wii remote?

I was recently playing on a friend's NES Classic, and noticed that the controller ports look similar to the ones on a Wii remote (where you can plug in the Numchuck or Class Controller). Keep in mind ...
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