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Text File  |  1984-04-29  |  121 b   |  10 lines
  1. ;detect Zero flag
  2.     ENTRY IOER
  3. ;LOGICAL FUNCTION IOER(disregard)
  4. IOER:    JR    Z,ZE
  5.     XOR    A
  6.     RET
  7. ZE:    LD    A,-1
  8.     RET
  9.     END
  10.