public void NEG()
    {
        int value = Z80.AF.H;
        Z80.AF.SetH(0);
        SUB(value);
    }
    /*TODO*////***************************************************************
    /*TODO*/// * DAA
    /*TODO*/// ***************************************************************/
    /*TODO*///#define DAA {													\
    /*TODO*///	int idx = _A;												\
    /*TODO*///	if( _F & CF ) idx |= 0x100; 								\
    /*TODO*///	if( _F & HF ) idx |= 0x200; 								\
    /*TODO*///	if( _F & NF ) idx |= 0x400; 								\
    /*TODO*///	_AF = DAATable[idx];										\
    /*TODO*///}