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22 lines
525 B
C++
22 lines
525 B
C++
#pragma once
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#include "stdafx.h"
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#include "BaseMapper.h"
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class Sunsoft89 : public BaseMapper
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{
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protected:
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virtual uint16_t GetPRGPageSize() { return 0x4000; }
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virtual uint16_t GetCHRPageSize() { return 0x2000; }
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void InitMapper()
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{
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SelectPRGPage(1, -1);
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}
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void WriteRegister(uint16_t addr, uint8_t value)
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{
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SelectPRGPage(0, (value >> 4) & 0x07);
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SelectCHRPage(0, value & 0x07 | ((value & 0x80) >> 4));
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SetMirroringType((value & 0x08) == 0x08 ? MirroringType::ScreenBOnly : MirroringType::ScreenAOnly);
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}
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}; |