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Mac Magazin/MacEasy 1
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Mac Magazin and MacEasy Magazine CD - Issue 01.iso
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C64
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SOURCE
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Processor.h
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1994-06-06
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517b
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25 lines
#define ResetTo 0xfffc
#define IrqTo 0xfffe
#define NMITo 0xfffa
typedef unsigned char byte;
typedef unsigned int word;
#define CAR 1
#define ZER 2
#define INT 4
#define DEC 8
#define BKC 16
#define OVF 64
#define NEG 128
extern word pc;
extern byte a, x, y, flags, sp;
extern byte *RAM, *loROM, *hiROM, *charROM;
extern byte *RAMp1, *loROMp1, *hiROMp1, *charROMp1;
extern byte **memory, **memoryp1;
#define ByteAt(addr) ((byte)*memory[addr])
#define WordAt(addr) ((word)*memory[addr]+(word)*memoryp1[addr]*256)