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Add support for GB MBC5 8 MiB cartridges

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This commit is contained in:
Lesserkuma 2022-09-25 01:46:46 +02:00
parent 8713b49706
commit ff758768df
2 changed files with 12 additions and 2 deletions
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2
Cart_Reader/Cart_Reader.ino
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@ -40,7 +40,7 @@
And a special Thank You to all coders and contributors on Github and the Arduino forum:
jiyunomegami, splash5, Kreeblah, ramapcsx2, PsyK0p4T, Dakkaron, majorpbx, Pickle, sdhizumi,
Uzlopak, sakman55, Tombo89, scrap-a, borti4938, vogelfreiheit, CaitSith2, Modman,
philenotfound, karimhadjsalem, nsx0r, ducky92, niklasweber, lesserkuma
philenotfound, karimhadjsalem, nsx0r, ducky92, niklasweber, Lesserkuma
And to nocash for figuring out the secrets of the SFC Nintendo Power cartridge.

12
Cart_Reader/GB.ino
View File

@ -463,6 +463,10 @@ void showCartInfo_GB() {
case 7:
print_Msg(F("4MB"));
break;
case 8:
print_Msg(F("8MB"));
break;
}
println_Msg(F(""));
@ -751,6 +755,9 @@ void getCartInfo_GB() {
case 0x07:
romBanks = 256;
break;
case 0x08:
romBanks = 512;
break;
default:
romBanks = 2;
}
@ -919,7 +926,10 @@ void readROM_GB() {
}
}
else {
writeByte_GB(0x2100, currBank);
if ((romType >= 0x19 && romType <= 0x1E) && (currBank == 0 || currBank == 256)) {
writeByte_GB(0x3000, (currBank >> 8) & 0xFF);
}
writeByte_GB(0x2100, currBank & 0xFF);
}
}
// Set ROM bank for MBC1