AxibugEmuOnline/virtuanessrc097-master/NES/Mapper/Mapper201.cpp

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//////////////////////////////////////////////////////////////////////////
// Mapper201 21-in-1 //
//////////////////////////////////////////////////////////////////////////
void Mapper201::Reset()
{
// SetPROM_32K_Bank( 0, 1, PROM_8K_SIZE-2, PROM_8K_SIZE-1 );
SetPROM_16K_Bank( 4, 0 );
SetPROM_16K_Bank( 6, 0 );
if( VROM_1K_SIZE ) {
SetVROM_8K_Bank( 0 );
}
}
void Mapper201::Write( WORD addr, BYTE data )
{
BYTE bank = (BYTE)addr & 0x03;
if( !(addr&0x08) )
bank = 0;
SetPROM_32K_Bank( bank );
SetVROM_8K_Bank( bank );
}