Mesen/Core/Mapper203.h
2016-01-20 18:42:03 -05:00

24 lines
467 B
C++

#pragma once
#include "stdafx.h"
#include "BaseMapper.h"
class Mapper203 : public BaseMapper
{
protected:
virtual uint16_t GetPRGPageSize() { return 0x4000; }
virtual uint16_t GetCHRPageSize() { return 0x2000; }
void InitMapper()
{
SelectPRGPage(0, 0);
SelectPRGPage(1, 0);
SelectCHRPage(0, 0);
}
void WriteRegister(uint16_t addr, uint8_t value)
{
SelectPRGPage(0, value >> 2);
SelectPRGPage(1, value >> 2);
SelectCHRPage(0, value & 0x03);
}
};