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Merge branch 'master'

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Lesserkuma 2022-09-28 19:50:58 +02:00
commit 786a8586fb
3 changed files with 10168 additions and 9722 deletions
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6
Cart_Reader/Cart_Reader.ino
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@ -4,8 +4,8 @@
This project represents a community-driven effort to provide
an easy to build and easy to modify cartridge dumper.
Date: 25.09.2022
Version: 9.9
Date: 27.09.2022
Version: 10.0
SD lib: https://github.com/greiman/SdFat
OLED lib: https://github.com/adafruit/Adafruit_SSD1306
@ -59,7 +59,7 @@
**********************************************************************************/
char ver[5] = "9.9";
char ver[5] = "10.0";
//******************************************
// !!! CHOOSE HARDWARE VERSION !!!

206
Cart_Reader/GBA.ino
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@ -583,7 +583,6 @@ void setup_GBA() {
println_Msg(F("1M FLASH"));
break;
}
print_Msg(F("Header Checksum: "));
println_Msg(checksumStr);
@ -790,6 +789,8 @@ void writeByte_GBA(unsigned long myAddress, byte myData) {
*****************************************/
// Read info out of rom header
void getCartInfo_GBA() {
char saveTypeStr[14];
// Read Header into array
for (int currWord = 0; currWord < 192; currWord += 2) {
word tempWord = readWord_GBA(currWord);
@ -835,7 +836,11 @@ void getCartInfo_GBA() {
println_Msg(F("Searching database..."));
display_Update();
//go to root
sd.chdir();
if (myFile.open("gba.txt", O_READ)) {
char gamename[100];
// Loop through file
while (myFile.available()) {
// Skip first line with name
@ -853,32 +858,136 @@ void getCartInfo_GBA() {
// Check if string is a match
if (strcmp(tempStr, cartID) == 0) {
// Skip the , in the file
myFile.seekSet(myFile.curPosition() + 1);
// Read the next ascii character and subtract 48 to convert to decimal
cartSize = myFile.read() - 48;
// Remove leading 0 for single digit cart sizes
if (cartSize != 0) {
cartSize = cartSize * 10 + myFile.read() - 48;
// Rewind to start of entry
for (byte count_newline = 0; count_newline < 2; count_newline++) {
while (1) {
if (myFile.curPosition() == 0) {
break;
}
else if (myFile.peek() == '\n') {
myFile.seekSet(myFile.curPosition() - 1);
break;
}
else {
myFile.seekSet(myFile.curPosition() - 1);
}
}
}
else {
if (myFile.curPosition() != 0)
myFile.seekSet(myFile.curPosition() + 2);
// Display database
while (myFile.available()) {
display_Clear();
// Read game name
#if defined(enable_OLED)
get_line(gamename, &myFile, 42);
#else
get_line(gamename, &myFile, 96);
#endif
// Skip over the CRC checksum
myFile.seekSet(myFile.curPosition() + 9);
// Read 4 bytes into String, do it one at a time so byte order doesn't get mixed up
sprintf(tempStr, "%c", myFile.read());
for (byte i = 0; i < 3; i++) {
sprintf(tempStr2, "%c", myFile.read());
strcat(tempStr, tempStr2);
}
// Skip the , in the file
myFile.seekSet(myFile.curPosition() + 1);
// Read the next ascii character and subtract 48 to convert to decimal
cartSize = myFile.read() - 48;
// Remove leading 0 for single digit cart sizes
if (cartSize != 0) {
cartSize = cartSize * 10 + myFile.read() - 48;
}
else {
cartSize = myFile.read() - 48;
}
// Skip the , in the file
myFile.seekSet(myFile.curPosition() + 1);
// Read save type into string
get_line(saveTypeStr, &myFile, 14);
// skip third empty line
skip_line(&myFile);
// Print current database entry
println_Msg(gamename);
print_Msg(F("Cart ID: "));
println_Msg(tempStr);
print_Msg(F("ROM Size: "));
print_Msg(cartSize);
println_Msg(F(" MB"));
print_Msg(F("Save: "));
println_Msg(saveTypeStr);
#if defined(enable_OLED)
println_Msg(F("Press left to Change"));
println_Msg(F("and right to Select"));
#elif defined(enable_LCD)
println_Msg(F(""));
println_Msg(F("Rotate to Change"));
println_Msg(F("Press to Select"));
#elif defined(SERIAL_MONITOR)
println_Msg(F(""));
println_Msg(F("U/D to Change"));
println_Msg(F("Space to Select"));
#endif
display_Update();
int b = 0;
while (1) {
// Check button input
b = checkButton();
// Next
if (b == 1) {
// Break out of loop to read next entry
break;
}
// Previous
else if (b == 2) {
for (byte count_newline = 0; count_newline < 7; count_newline++) {
while (1) {
if (myFile.curPosition() == 0) {
break;
}
else if (myFile.peek() == '\n') {
myFile.seekSet(myFile.curPosition() - 1);
break;
}
else {
myFile.seekSet(myFile.curPosition() - 1);
}
}
}
if (myFile.curPosition() != 0)
myFile.seekSet(myFile.curPosition() + 2);
break;
}
// Selection made
else if (b == 3) {
// Close file and break to exit both loops
myFile.close();
break;
}
}
}
// Skip the , in the file
myFile.seekSet(myFile.curPosition() + 1);
// Read the next ascii character and subtract 48 to convert to decimal
saveType = myFile.read() - 48;
// End loop if ID was found
break;
}
// If no match, empty string, advance by 7 and try again
// If no match advance and try again
else {
// skip rest of line
myFile.seekSet(myFile.curPosition() + 7);
skip_line(&myFile);
// skip third empty line
skip_line(&myFile);
}
@ -928,6 +1037,7 @@ void getCartInfo_GBA() {
// Compare checksum
if (strcmp(calcChecksumStr, checksumStr) != 0) {
display_Clear();
print_Msg(F("Result: "));
println_Msg(calcChecksumStr);
print_Error(F("Checksum Error"), false);
@ -936,6 +1046,60 @@ void getCartInfo_GBA() {
display_Update();
wait();
}
/* Convert saveTypeStr to saveType
Save types in ROM
EEPROM_Vnnn EEPROM 512 bytes or 8 Kbytes (4Kbit or 64Kbit)
SRAM_Vnnn SRAM 32 Kbytes (256Kbit)
SRAM_F_Vnnn FRAM 32 Kbytes (256Kbit)
FLASH_Vnnn FLASH 64 Kbytes (512Kbit) (ID used in older files)
FLASH512_Vnnn FLASH 64 Kbytes (512Kbit) (ID used in newer files)
FLASH1M_Vnnn FLASH 128 Kbytes (1Mbit)
Save types in Cart Reader Code
0 = Unknown or no save
1 = 4K EEPROM
2 = 64K EEPROM
3 = 256K SRAM
4 = 512K FLASH
5 = 1M FLASH
6 = 512K SRAM
*/
if (saveTypeStr[0] == 'N') {
saveType = 0;
}
else if (saveTypeStr[0] == 'E') {
// Test if 4kbit or 64kbit EEPROM
// Disable interrupts for more uniform clock pulses
noInterrupts();
// Fill sd Buffer
readBlock_EEP(0, 64);
interrupts();
delay(1000);
// Enable ROM again
setROM_GBA();
saveType = 1;
// Reading 4kbit EEPROM as 64kbit just gives the same 8 bytes repeated
for (int currByte = 0; currByte < 512 - 8; currByte++) {
if (sdBuffer[currByte] != sdBuffer[currByte + 8]) {
saveType = 2;
break;
}
}
}
else if (saveTypeStr[0] == 'S') {
saveType = 3;
}
else if ((saveTypeStr[0] == 'F') && (saveTypeStr[5] == '1')) {
saveType = 5;
}
else if (saveTypeStr[0] == 'F') {
saveType = 4;
}
}
}

19678
sd/gba.txt
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