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→Instruction sets: I count four 6809 registers: 8-bit A and B which can be concatenated into a 16-bit. Plus 16-bit X and Y. U and S are stack pointers. Tag: Reverted |
→Instruction sets: As well as A, B, X, Y there is also the direct page register (DP) which can simplify addressing of local data. |
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| Register–Memory
| CISC
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| Variable <br/><small>(8- to 32-bit)</small>
| Condition register
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