46 lines
920 B
C#
46 lines
920 B
C#
|
using System.IO;
|
||
|
|
|
||
|
|
namespace MyNes.Core
|
||
|
|
{
|
||
|
|
[BoardInfo("Unknown", 185)]
|
||
|
|
internal class Mapper185 : Board
|
||
|
|
{
|
||
|
|
private bool lockchr;
|
||
|
|
|
||
|
|
internal override void HardReset()
|
||
|
|
{
|
||
|
|
base.HardReset();
|
||
|
|
lockchr = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
internal override void ReadCHR(ref ushort address, out byte data)
|
||
|
|
{
|
||
|
|
if (!lockchr)
|
||
|
|
{
|
||
|
|
base.ReadCHR(ref address, out data);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
data = byte.MaxValue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
internal override void WritePRG(ref ushort address, ref byte data)
|
||
|
|
{
|
||
|
|
lockchr = (data & 0xF) == 0 || data == 19;
|
||
|
|
}
|
||
|
|
|
||
|
|
internal override void WriteStateData(ref BinaryWriter stream)
|
||
|
|
{
|
||
|
|
base.WriteStateData(ref stream);
|
||
|
|
stream.Write(lockchr);
|
||
|
|
}
|
||
|
|
|
||
|
|
internal override void ReadStateData(ref BinaryReader stream)
|
||
|
|
{
|
||
|
|
base.ReadStateData(ref stream);
|
||
|
|
lockchr = stream.ReadBoolean();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|