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39 lines
940 B
C++
39 lines
940 B
C++
#pragma once
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#include "stdafx.h"
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#include "MMC3.h"
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class MMC3_182 : public MMC3
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{
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protected:
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virtual void WriteRegister(uint16_t addr, uint8_t value) override
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{
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switch(addr & 0xE001) {
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case 0x8001: MMC3::WriteRegister(0xA000, value); break;
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case 0xA000: {
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uint8_t data = (value & 0xF8);
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switch(value & 0x07) {
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case 0: data |= 0; break;
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case 1: data |= 3; break;
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case 2: data |= 1; break;
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case 3: data |= 5; break;
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case 4: data |= 6; break;
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case 5: data |= 7; break;
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case 6: data |= 2; break;
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case 7: data |= 4; break;
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}
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MMC3::WriteRegister(0x8000, data);
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break;
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}
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case 0xC000: MMC3::WriteRegister(0x8001, value); break;
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case 0xC001:
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MMC3::WriteRegister(0xC000, value);
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MMC3::WriteRegister(0xC001, value);
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break;
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case 0xE000: MMC3::WriteRegister(0xE000, value); break;
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case 0xE001: MMC3::WriteRegister(0xE001, value); break;
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}
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}
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}; |