Mirrors/cartreader
2
0
Fork 0
mirror of https://github.com/sanni/cartreader.git synced 2024-11-15 01:15:06 +01:00
Code Issues Projects Releases Wiki Activity

remove duplicate code to read two Bounty Bob banks

Browse Source
This commit is contained in:
smesgr9000 2024-06-15 22:42:37 +02:00
parent 005f340cc2
commit ee6a7fe41f
1 changed files with 27 additions and 44 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

71
Cart_Reader/5200.ino
View File

@ -211,6 +211,31 @@ void readSegment_5200(uint16_t startaddr, uint16_t endaddr) {
}
}
void readBankBountyBob_5200(uint16_t startaddr) {
for (int w = 0; w < 4; w++) {
readData_5200(startaddr + 0xFF6 + w);
readSegment_5200(startaddr, startaddr + 0xE00);
// Split Read of Last 0x200 bytes
for (int x = 0; x < 0x1F6; x++) {
sdBuffer[x] = readData_5200(startaddr + 0xE00 + x);
}
myFile.write(sdBuffer, 502);
// Bank Registers 0xFF6-0xFF9
for (int y = 0; y < 4; y++) {
readData_5200(startaddr + 0xFFF); // Reset Bank
sdBuffer[y] = readData_5200(startaddr + 0xFF6 + y);
}
// End of Bank 0xFFA-0xFFF
readData_5200(startaddr + 0xFFF); // Reset Bank
readData_5200(startaddr + 0xFF6 + w); // Set Bank
for (int z = 4; z < 10; z++) {
sdBuffer[z] = readData_5200(startaddr + 0xFF6 + z); // 0xFFA-0xFFF
}
myFile.write(sdBuffer, 10);
}
readData_5200(startaddr + 0xFFF); // Reset Bank
}
//******************************************
// READ ROM
//******************************************
@ -250,51 +275,9 @@ void readROM_5200() {
case 2: // Bounty Bob Strikes Back 40KB [UNTESTED]
ENABLE_4000;
// First 16KB (4KB x 4)
for (int w = 0; w < 4; w++) {
readData_5200(0x4FF6 + w);
readSegment_5200(0x4000, 0x4E00);
// Split Read of Last 0x200 bytes
for (int x = 0; x < 0x1F6; x++) {
sdBuffer[x] = readData_5200(0x4E00 + x);
}
myFile.write(sdBuffer, 502);
// Bank Registers 0x4FF6-0x4FF9
for (int y = 0; y < 4; y++) {
readData_5200(0x4FFF); // Reset Bank
sdBuffer[y] = readData_5200(0x4FF6 + y);
}
// End of Bank 0x4FFA-0x4FFF
readData_5200(0x4FFF); // Reset Bank
readData_5200(0x4FF6 + w); // Set Bank
for (int z = 4; z < 10; z++) {
sdBuffer[z] = readData_5200(0x4FF6 + z); // 0x4FFA-0x4FFF
}
myFile.write(sdBuffer, 10);
}
readData_5200(0x4FFF); // Reset Bank
readBankBountyBob_5200(0x4000);
// Second 16KB (4KB x 4)
for (int w = 0; w < 4; w++) {
readData_5200(0x5FF6 + w);
readSegment_5200(0x5000, 0x5E00);
// Split Read of Last 0x200 bytes
for (int x = 0; x < 0x1F6; x++) {
sdBuffer[x] = readData_5200(0x5E00 + x);
}
myFile.write(sdBuffer, 502);
// Bank Registers 0x5FF6-0x5FF9
for (int y = 0; y < 4; y++) {
readData_5200(0x5FFF); // Reset Bank
sdBuffer[y] = readData_5200(0x5FF6 + y);
}
// End of Bank 0x5FFA-0x5FFF
readData_5200(0x5FFF); // Reset Bank
readData_5200(0x5FF6 + w); // Set Bank
for (int z = 4; z < 10; z++) {
sdBuffer[z] = readData_5200(0x5FF6 + z); // 0x5FFA-0x5FFF
}
myFile.write(sdBuffer, 10);
}
readData_5200(0x5FFF); // Reset Bank
readBankBountyBob_5200(0x5000);
DISABLE_4000;
ENABLE_8000;
readSegment_5200(0x8000, 0xA000); // +8K = 40K