AxibugEmuOnline/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper034.cs

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//////////////////////////////////////////////////////////////////////////
// Mapper034 Nina-1 //
//////////////////////////////////////////////////////////////////////////
using static VirtualNes.MMU;
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namespace VirtualNes.Core
{
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public class Mapper034 : Mapper
{
public Mapper034(NES parent) : base(parent)
{
}
public override void Reset()
{
SetPROM_32K_Bank(0, 1, PROM_8K_SIZE - 2, PROM_8K_SIZE - 1);
if (VROM_1K_SIZE != 0)
{
SetVROM_8K_Bank(0);
}
}
//void Mapper034::WriteLow(WORD addr, BYTE data)
public override void WriteLow(ushort addr, byte data)
{
switch (addr)
{
case 0x7FFD:
SetPROM_32K_Bank(data);
break;
case 0x7FFE:
SetVROM_4K_Bank(0, data);
break;
case 0x7FFF:
SetVROM_4K_Bank(4, data);
break;
}
}
//void Mapper034::Write(WORD addr, BYTE data)
public override void Write(ushort addr, byte data)
{
SetPROM_32K_Bank(data);
}
}
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}