4 No battery, no external RAM:
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5 Star Wars (129), Namco Classic, Youkai Douchuki, Final Lap,
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6 Erika to Satoru no Yumebouken, Rolling Thunder, Dragon Ninja,
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7 Mappy Kids, Namco Classic II
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9 Battery-backuped Memory is used by an external RAM:
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10 Sangokushi, King of Kings, Juvei Quest,
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11 Megami Tensei II, Sangokushi II (uses IRQ)
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13 Battery-backuped Memory is used by an internal RAM:
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14 Dokuganryu Masamune, Kaiju Monogatari, Mindseeker, Hydride3,
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15 Famista '90, Battle Fleet
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20 size_base = 2 * mega, size_max = 4 * mega,
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24 size_base = 0x0080, size_max = 0x2000,
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28 size_base = 2 * mega, size_max = 2 * mega,
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31 ppu_ramfind = false,
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32 vram_mirrorfind = false
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34 dofile("namcot_19.ai");
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36 function cpu_ram_access(d, pagesize, banksize)
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38 if(pagesize == 0){ //internal RAM
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39 cpu_write(d, 0xf800, 0x80); //autoinrement on
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40 cpu_ramrw(d, 0x4800, 0x80);
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41 }else{ //external RAM
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42 cpu_write(d, 0xf800, 0x40);
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43 cpu_ramrw(d, 0x6000, banksize);
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44 cpu_write(d, 0xf800, 0x4f);
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