Mesen/Core/Sachen_133.h
2016-12-17 23:14:47 -05:00

26 lines
634 B
C++

#pragma once
#include "stdafx.h"
#include "BaseMapper.h"
class Sachen_133 : public BaseMapper
{
protected:
virtual uint16_t GetPRGPageSize() override { return 0x8000; }
virtual uint16_t GetCHRPageSize() override { return 0x2000; }
virtual uint16_t RegisterStartAddress() override { return 0x4100; }
virtual uint16_t RegisterEndAddress() override { return 0xFFFF; }
void InitMapper() override
{
SelectPRGPage(0, 0);
SelectCHRPage(0, 0);
}
void WriteRegister(uint16_t addr, uint8_t value) override
{
if((addr & 0x6100) == 0x4100) {
SelectPRGPage(0, (value >> 2) & 0x01);
SelectCHRPage(0, value & 0x03);
}
}
};