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28 lines
No EOL
676 B
C++
28 lines
No EOL
676 B
C++
#pragma once
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#include "pch.h"
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#include "NES/BaseMapper.h"
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class Nina01 : public BaseMapper
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{
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protected:
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uint16_t GetPrgPageSize() override { return 0x8000; }
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uint16_t GetChrPageSize() override { return 0x1000; }
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uint16_t RegisterStartAddress() override { return 0x7FFD; }
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uint16_t RegisterEndAddress() override { return 0x7FFF; }
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void InitMapper() override
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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) override
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{
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switch(addr) {
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case 0x7FFD: SelectPrgPage(0, value & 0x01); break;
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case 0x7FFE: SelectChrPage(0, value & 0x0F); break;
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case 0x7FFF: SelectChrPage(1, value & 0x0F); break;
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}
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WritePrgRam(addr, value);
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}
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}; |