AxibugEmuOnline/virtuanessrc097-master/NES/Mapper/Mapper077.cpp

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//////////////////////////////////////////////////////////////////////////
// Mapper077 Irem Early Mapper #0 //
//////////////////////////////////////////////////////////////////////////
void Mapper077::Reset()
{
SetPROM_32K_Bank( 0 );
SetVROM_2K_Bank( 0, 0 );
SetCRAM_2K_Bank( 2, 1 );
SetCRAM_2K_Bank( 4, 2 );
SetCRAM_2K_Bank( 6, 3 );
}
void Mapper077::Write( WORD addr, BYTE data )
{
SetPROM_32K_Bank( data & 0x07 );
SetVROM_2K_Bank( 0, (data & 0xF0)>>4 );
}