2 HVC-2I Fireemblem Gaiden
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5 mappernum = 10, vram_mirrorfind = false, ppu_ramfind = true,
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7 size_base = 1 * mega, size_max = 2 * mega,
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11 size_base = 0x2000, size_max = 0x2000,
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15 size_base = 0x10000, size_max = 1 * mega,
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21 [cpu memmorymap - read]
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22 $6000-$7fff SRAM (battery backup, optional)
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23 $8000-$bfff program ROM bank #1
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24 $c000-$ffff program ROM bank #2 (fixed)
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26 [cpu memmorymap - write]
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27 $a000-$afff program ROM bank register #1
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28 $b000-$bfff charcter ROM bank register #0
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29 $c000-$cfff charcter ROM bank register #1
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30 $d000-$dfff charcter ROM bank register #2
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31 $d000-$dfff charcter ROM bank register #3
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33 [ppu memorymap - read]
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34 0x0000-0x0fff charcter ROM bank #A (#0 or #1)
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35 0x0fd0-0x0fdf charcter ROM bank register switch to #0
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36 0x0fe0-0x0fef charcter ROM bank register switch to #1
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37 0x1000-0x1fff charcter ROM bank #B (#2 or #3)
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38 0x1fd0-0x1fdf charcter ROM bank register switch to #2
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39 0x1fe0-0x1fef charcter ROM bank register switch to #3
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41 function cpu_dump(d, pagesize, banksize)
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43 for(local i = 0; i < pagesize - 1; i += 1){
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44 cpu_write(d, 0xa000, i);
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45 cpu_read(d, 0x8000, banksize);
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47 cpu_read(d, 0xc000, banksize);
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51 PPU の read 途中にバンクレジスタが切り替わるらしいので下記の処理で
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53 PPU address register
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59 ppu_read 前に #0 + #1 , #2 + #3 の内容は同じにしておく。
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61 function ppu_dump(d, pagesize, banksize)
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63 for(local i = 0; i < pagesize; i += 2){
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64 ppu_read(d, 0x0fd0, 0);
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65 cpu_write(d, 0xb000, i);
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66 ppu_read(d, 0x0fe0, 0);
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67 cpu_write(d, 0xc000, i);
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69 ppu_read(d, 0x1fd0, 0);
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70 cpu_write(d, 0xd000, i + 1);
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71 ppu_read(d, 0x1fe0, 0);
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72 cpu_write(d, 0xe000, i + 1);
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74 ppu_read(d, 0, banksize * 2);
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78 function cpu_ram_access(d, pagesize, banksize)
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80 cpu_ramrw(d, 0x6000, banksize);
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