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QWhat is the concatenated register in MC68HC11?

ID: #10455 Embedded System 187 views
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#10455Q ID
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Embedded SystemTopic
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  • A D ✔ ✖
  • B X ✔ ✖
  • C IP ✔ ✖
  • D DI ✔ ✖
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Explanation

The MC68HC11 architecture is similar to that of the 6800 and has two 8-bit accumulators referred to as registers A and B. They are concatenated to provide a 16-bit double accumulator called register D.

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