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4f285a2391
colors are wrong
43 lines
879 B
C
43 lines
879 B
C
#define RAMSIZE 128*1024
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extern unsigned char ram[RAMSIZE];
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extern unsigned char a,y,x;
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extern unsigned short sp;
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extern unsigned int n,z,c,v;
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unsigned short y_indirect(unsigned char base, unsigned char y);
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int init_6502(void);
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void adc(int value);
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void sbc(int value);
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void cmp(int value);
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void cpy(int value);
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void cpx(int value);
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void pha(void);
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void pla(void);
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void lsr(void);
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void asl(void);
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void ror(void);
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void rol(void);
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void asl_mem(int addr);
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void ror_mem(int addr);
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void rol_mem(int addr);
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void dex(void);
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void dey(void);
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void inx(void);
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void iny(void);
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void tax(void);
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void tay(void);
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void txa(void);
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void tya(void);
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void bit(int value);
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void bit_mem(int addr);
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void lda(int addr);
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void lda_const(int value);
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void ldx(int addr);
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void ldx_const(int value);
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void ldy(int addr);
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void ldy_const(int value);
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unsigned char high(int value);
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unsigned char low(int value);
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