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fixed NES mapper 206

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fixed NES mapper 206, tested working with FC game "Super Chinese"
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nsx0r 2022-11-02 05:50:33 +01:00 committed by GitHub
parent 61cc4b034c
commit 4a799e6969
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 17 additions and 2 deletions
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17
Cart_Reader/NES.ino
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@ -2913,7 +2913,6 @@ void readPRG(boolean readrom) {
case 88:
case 95:
case 154: // 128K
case 206: // 32K/64K/128K
banks = int_pow(2, prgsize) * 2;
for (int i = 0; i < banks; i += 2) {
write_prg_byte(0x8000, 6); // PRG ROM Command ($8000-$9FFF)
@ -3112,6 +3111,22 @@ void readPRG(boolean readrom) {
}
break;
case 206:
banks = int_pow(2, prgsize) * 2;
for (int i = 0; i < banks-2; i += 2) {
write_prg_byte(0x8000, 6);
write_prg_byte(0x8001, i);
write_prg_byte(0x8000, 7);
write_prg_byte(0x8001, i | 1);
for (word address = 0x0; address < 0x4000; address += 512) {
dumpPRG(base, address);
}
}
for (word address = 0x4000; address < 0x8000; address += 512) {
dumpPRG(base, address);
}
break;
case 210: // 128K/256K
banks = int_pow(2, prgsize) * 2;
for (int i = 0; i < banks; i += 2) {