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  1. ZX65: Simulating a Micro                    Page T2
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  4.                 *** TABLE 2 ***
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  6.     6502/Z80 parameter passing to/from user subroutines.
  7.     ----------------------------------------------------
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  10.         6502 Register    Passed as    Z80 Register
  11.         -------------            ------------
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  13.         Accumulator ------------------- Accumulator
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  15.         X Index ----------------------- B Register
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  17.         Y Index ----------------------- C Register
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