//////////////////////////////////////////////////////////////////////////
// Mapper118  IQS MMC3                                                  //
//////////////////////////////////////////////////////////////////////////
class	Mapper118 : public Mapper
{
public:
	Mapper118( NES* parent ) : Mapper(parent) {}

	void	Reset();
	void	WriteLow(WORD addr, BYTE data);
	void	Write(WORD addr, BYTE data);

	void	HSync(INT scanline);

	// For state save
	BOOL	IsStateSave() { return TRUE; }
	void	SaveState( LPBYTE p );
	void	LoadState( LPBYTE p );

protected:
	BYTE	reg[8];
	BYTE	prg0, prg1;
	BYTE	chr01, chr23, chr4, chr5, chr6, chr7;
	BYTE	we_sram;
	BYTE	irq_enable;
	BYTE	irq_counter;
	BYTE	irq_latch;

private:
	void	SetBank_CPU();
	void	SetBank_PPU();
};