25 lines
590 B
C
25 lines
590 B
C
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#pragma once
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#include "stdafx.h"
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#include "BaseMapper.h"
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class Sachen_147 : public BaseMapper
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{
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protected:
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virtual uint16_t GetPRGPageSize() { return 0x8000; }
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virtual uint16_t GetCHRPageSize() { return 0x2000; }
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virtual uint16_t RegisterStartAddress() { return 0x4100; }
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virtual uint16_t RegisterEndAddress() { return 0x7FFF; }
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void InitMapper()
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{
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SelectPRGPage(0, 0);
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}
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void WriteRegister(uint16_t addr, uint8_t value)
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{
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if((addr & 0x4103) == 0x4102) {
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SelectPRGPage(0, ((value >> 2) & 0x01) | ((value >> 6) & 0x02));
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SelectCHRPage(0, (value >> 3) & 0x0F);
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}
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}
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};
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