Fix compiler warnings/errors

This commit is contained in:
sanni 2024-08-16 16:53:55 +02:00
parent edc2b2fa15
commit 06243694d4
5 changed files with 353 additions and 279 deletions

View File

@ -291,7 +291,7 @@ void writeData3F_2600(uint16_t addr, uint8_t data) {
boolean checkE7(uint16_t bank) {
writeData_2600(0x1800, 0xFF);
readData_2600(0x1FE0 + bank);
uint32_t testdata = (readData_2600(0x1000) << 24) | (readData_2600(0x1001) << 16) | (readData_2600(0x1002) << 8) | (readData_2600(0x1003));
uint32_t testdata = ((uint32_t)readData_2600(0x1000) << 24) | ((uint32_t)readData_2600(0x1001) << 16) | (readData_2600(0x1002) << 8) | (readData_2600(0x1003));
return (testdata == 0xFFFFFFFF);
}

View File

@ -43,7 +43,8 @@
Uzlopak, sakman55, Tombo89, scrap-a, borti4938, vogelfreiheit, CaitSith2, Modman, Chomemel,
philenotfound, karimhadjsalem, nsx0r, ducky92, niklasweber, Lesserkuma, BacteriaMage, qufb,
vpelletier, Ancyker, mattiacci, RWeick, ButThouMust, partlyhuman, fakkuyuu, hxlnt, breyell,
smesgr9000, joshman196, PsychoFox11, plaidpants, LuigiBlood, InvalidInterrupt
smesgr9000, joshman196, PsychoFox11, plaidpants, LuigiBlood, InvalidInterrupt, andy-miles,
wfmarques
And to nocash for figuring out the secrets of the SFC Nintendo Power cartridge.

View File

@ -35,12 +35,12 @@ byte jagSaveType = 0; // Serial EEPROM
// SERIAL EEPROM 93CX6
// CONTROL: EEPCS (PA7), EEPSK (PA6), EEPDI (PF0) [DATA D0]
// SERIAL DATA OUTPUT: EEPDO (PA5)
#define EEP_CS_SET PORTA |= (1<<7)
#define EEP_CS_CLEAR PORTA &= ~(1<<7)
#define EEP_SK_SET PORTA |= (1<<6)
#define EEP_SK_CLEAR PORTA &= ~(1<<6)
#define EEP_DI_SET PORTF |= (1<<0)
#define EEP_DI_CLEAR PORTF &= ~(1<<0)
#define EEP_CS_SET PORTA |= (1 << 7)
#define EEP_CS_CLEAR PORTA &= ~(1 << 7)
#define EEP_SK_SET PORTA |= (1 << 6)
#define EEP_SK_CLEAR PORTA &= ~(1 << 6)
#define EEP_DI_SET PORTF |= (1 << 0)
#define EEP_DI_CLEAR PORTF &= ~(1 << 0)
// SERIAL EEPROM SIZES
// 0 = 93C46 = 128 byte = Standard
@ -74,21 +74,21 @@ static const char* const menuOptionsJag[] PROGMEM = { FSTRING_SELECT_CART, FSTRI
static const char jagRomItem1[] PROGMEM = "1MB ROM";
static const char jagRomItem2[] PROGMEM = "2MB ROM";
static const char jagRomItem3[] PROGMEM = "4MB ROM";
static const char* const jagRomMenu[] PROGMEM = {jagRomItem1, jagRomItem2, jagRomItem3};
static const char* const jagRomMenu[] PROGMEM = { jagRomItem1, jagRomItem2, jagRomItem3 };
static const char jagEepItem1[] PROGMEM = "128B (93C46)";
static const char jagEepItem2[] PROGMEM = "256B (93C56)";
static const char jagEepItem3[] PROGMEM = "512B (93C66)";
static const char jagEepItem4[] PROGMEM = "1024B (93C76)";
static const char jagEepItem5[] PROGMEM = "2048B (93C86)";
static const char* const jagSaveMenu[] PROGMEM = {jagEepItem1, jagEepItem2, jagEepItem3, jagEepItem4, jagEepItem5};
static const char* const ConfirmMenu[] PROGMEM = {FSTRING_OK, FSTRING_RESET};
static const char* const jagSaveMenu[] PROGMEM = { jagEepItem1, jagEepItem2, jagEepItem3, jagEepItem4, jagEepItem5 };
static const char* const ConfirmMenu[] PROGMEM = { FSTRING_OK, FSTRING_RESET };
void jagMenu() {
convertPgm(menuOptionsJag, 7);
uint8_t mainMenu = question_box(F("Jaguar MENU"), menuOptions, 8, 0);
// wait for user choice to come back from the question box menu
// wait for user choice to come back from the question box menu
switch (mainMenu) {
// Select Cart
case 0:
@ -129,8 +129,7 @@ void jagMenu() {
fileBrowser(FS(FSTRING_SELECT_FILE));
display_Clear();
writeJagEEP();
}
else {
} else {
println_Msg(F("Cart has no EEPROM"));
display.display();
}
@ -157,8 +156,7 @@ void jagMenu() {
display_Clear();
writeJagFLASH();
verifyJagFLASH();
}
else {
} else {
println_Msg(F("Cart has no FLASH"));
display.display();
}
@ -187,14 +185,14 @@ void readDataLine_Jag(FsFile& database, void* entry) {
// Read rom size
// Read the next ascii character and subtract 48 to convert to decimal
castEntry->gameSize = (database.read()-48);
castEntry->gameSize = (database.read() - 48);
// Skip over semicolon
database.seekCur(1);
// Read save size
// Read the next ascii character and subtract 48 to convert to decimal
castEntry->saveSize = (database.read()-48);
castEntry->saveSize = (database.read() - 48);
// Skip rest of line
database.seekCur(2);
@ -206,10 +204,10 @@ void printDataLine_Jag(void* entry) {
print_Msg(castEntry->gameSize);
println_Msg(F("MB"));
// 0 = 93C46 = 128 byte = Standard
// 1 = 93C56 = 256 byte = Aftermarket
// 2 = 93C66 = 512 byte = Aftermarket
// 3 = 93C76 = 1024 byte = Aftermarket
// 4 = 93C86 = 2048 byte = Aftermarket - Battlesphere Gold
// 1 = 93C56 = 256 byte = Aftermarket
// 2 = 93C66 = 512 byte = Aftermarket
// 3 = 93C76 = 1024 byte = Aftermarket
// 4 = 93C86 = 2048 byte = Aftermarket - Battlesphere Gold
switch (castEntry->saveSize) {
case 0:
println_Msg(F("Save: 128B"));
@ -272,7 +270,7 @@ void setCart_Jag() {
seek_first_letter_in_database(myFile, myLetter);
if(checkCartSelection(myFile, &readDataLine_Jag, &entry, &printDataLine_Jag,&setRomnameFromString)) {
if (checkCartSelection(myFile, &readDataLine_Jag, &entry, &printDataLine_Jag, &setRomnameFromString)) {
EEPROM_writeAnything(10, entry.saveSize);
jagEepSize = entry.saveSize;
switch (entry.gameSize) {
@ -426,8 +424,7 @@ void setup_Jag() {
strcpy(romName, "jagMemorytrack");
jagCartSize = 0x20000;
jagflaSize = 0x20000;
}
else
} else
setCart_Jag();
getJagCartInfo();
@ -448,18 +445,16 @@ void getJagCartInfo() {
if (jagMemorytrack) {
print_Msg(jagCartSize / 1024);
println_Msg(F(" KB"));
}
else {
} else {
print_Msg(jagCartSize / 1024 / 1024 );
print_Msg(jagCartSize / 1024 / 1024);
println_Msg(F(" MB"));
}
if (jagSaveType == 0) {
print_Msg(F("EEPROM: "));
print_Msg(int_pow(2, jagEepSize) * 128); // 128/256/512/1024/2048 BYTES
println_Msg(F(" B"));
}
else if (jagSaveType == 1) {
} else if (jagSaveType == 1) {
print_Msg(F("FLASH: "));
print_Msg(jagflaSize / 1024);
println_Msg(F(" KB"));
@ -500,8 +495,7 @@ void shiftOutFAST(byte addr) { //
CLOCK_CLEAR;
if (addr & (1 << i)) {
SER_SET; // 1
}
else {
} else {
SER_CLEAR; // 0
}
CLOCK_SET; // shift bit
@ -532,7 +526,18 @@ void readJagData(unsigned long myAddress) {
PORTH &= ~(1 << 3) & ~(1 << 4);
// Long delay here or there will be read errors
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
// Read
tempDataLO = (((PINK & 0xFF) << 8) | (PINF & 0xFF)); // D0-D15 [ROM U1]
@ -542,7 +547,12 @@ void readJagData(unsigned long myAddress) {
PORTH |= (1 << 3) | (1 << 4);
// Setting CE(PH5) HIGH
PORTH |= (1 << 5);
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
SRCLR_CLEAR;
}
@ -579,7 +589,7 @@ void readJagROM() {
// create a new folder
sd.chdir();
EEPROM_readAnything(0, foldern);
// sprintf(folder, "JAG/ROM/%s/%d", romName, foldern);
// sprintf(folder, "JAG/ROM/%s/%d", romName, foldern);
sprintf(folder, "JAG/ROM/%d", foldern);
sd.mkdir(folder, true);
sd.chdir(folder);
@ -739,8 +749,7 @@ void EepromWriteData(void) {
for (int i = 0; i < 8; i++) {
if (((UPPER >> 7) & 0x1) == 1) { // Bit is HIGH
Eeprom1();
}
else { // Bit is LOW
} else { // Bit is LOW
Eeprom0();
}
// rotate to the next bit
@ -749,8 +758,7 @@ void EepromWriteData(void) {
for (int j = 0; j < 8; j++) {
if (((LOWER >> 7) & 0x1) == 1) { // Bit is HIGH
Eeprom1();
}
else { // Bit is LOW
} else { // Bit is LOW
Eeprom0();
}
// rotate to the next bit
@ -763,8 +771,7 @@ void jagEepromSetAddress(uint16_t addr) { // 16bit
for (int i = 0; i < shiftaddr; i++) {
if (((addr >> shiftaddr) & 1) == 1) { // Bit is HIGH
Eeprom1();
}
else { // Bit is LOW
} else { // Bit is LOW
Eeprom0();
}
// rotate to the next bit
@ -800,7 +807,9 @@ void EepromEWEN(void) { // EWEN 10011xxxx
}
EEP_CS_CLEAR;
_delay_us(2);
#ifdef SERIAL_MONITOR
Serial.println(F("ERASE ENABLED"));
#endif
}
void EepromERAL(void) { // ERASE ALL 10010xxxx
@ -827,7 +836,9 @@ void EepromERAL(void) { // ERASE ALL 10010xxxx
}
EEP_CS_CLEAR;
jagEepromStatus();
#ifdef SERIAL_MONITOR
Serial.println(F("ERASED ALL"));
#endif
}
void EepromEWDS(void) { // DISABLE 10000xxxx
@ -855,22 +866,25 @@ void EepromEWDS(void) { // DISABLE 10000xxxx
}
EEP_CS_CLEAR;
_delay_us(2);
#ifdef SERIAL_MONITOR
Serial.println(F("ERASE DISABLED"));
#endif
}
void jagEepromStatus(void) {// CHECK READY/BUSY
__asm__("nop\n\t""nop\n\t"); // CS LOW for minimum 100ns
void jagEepromStatus(void) { // CHECK READY/BUSY
__asm__("nop\n\t"
"nop\n\t"); // CS LOW for minimum 100ns
EEP_CS_SET;
boolean status = ((PINA & 0x20) >> 5); // Check DO
do {
_delay_ms(1);
status = ((PINA & 0x20) >> 5);
}
while (!status); // status == 0 = BUSY
} while (!status); // status == 0 = BUSY
EEP_CS_CLEAR;
}
void EepromDisplay(){ // FOR SERIAL ONLY
#ifdef SERIAL_MONITOR
void EepromDisplay() { // FOR SERIAL ONLY
word eepEnd = int_pow(2, jagEepSize) * 128;
for (word address = 0; address < eepEnd; address += 2) {
EepromRead(address);
@ -888,7 +902,7 @@ void EepromDisplay(){ // FOR SERIAL ONLY
Serial.println(F(""));
Serial.println(F(""));
}
#endif
//*****************************************************************************
// EEPROM
// (0) 93C46 128B STANDARD
@ -907,7 +921,7 @@ void readJagEEP() {
// create a new folder for the save file
EEPROM_readAnything(0, foldern);
sd.chdir();
// sprintf(folder, "JAG/SAVE/%s/%d", romName, foldern);
// sprintf(folder, "JAG/SAVE/%s/%d", romName, foldern);
sprintf(folder, "JAG/SAVE/%d", foldern);
sd.mkdir(folder, true);
sd.chdir(folder);
@ -935,8 +949,7 @@ void readJagEEP() {
}
myFile.write(sdBuffer, 512);
}
}
else { // 93C46/93C56 - 64/128 WORDS
} else { // 93C46/93C56 - 64/128 WORDS
for (word currWord = 0; currWord < eepEnd; currWord++) {
EepromRead(currWord * 2);
sdBuffer[(currWord * 2)] = jagEepBuf[1];
@ -966,7 +979,9 @@ void writeJagEEP() {
if (myFile.open(filePath, O_READ)) {
EepromEWEN(); // ERASE/WRITE ENABLE
EepromERAL(); // ERASE ALL
#ifdef SERIAL_MONITOR
Serial.println(F("WRITING"));
#endif
word eepEnd = int_pow(2, jagEepSize) * 64; // WORDS
if (jagEepSize > 1) { // 93C66/93C76/93C86
for (word currWord = 0; currWord < eepEnd; currWord += 256) {
@ -977,8 +992,7 @@ void writeJagEEP() {
EepromWrite((currWord + i) * 2);
}
}
}
else { // 93C46/93C56
} else { // 93C46/93C56
myFile.read(sdBuffer, eepEnd * 2);
for (word currWord = 0; currWord < eepEnd; currWord++) {
jagEepBuf[0] = sdBuffer[currWord * 2];
@ -993,8 +1007,7 @@ void writeJagEEP() {
println_Msg(F(""));
println_Msg(F("DONE"));
display_Update();
}
else {
} else {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
@ -1074,13 +1087,23 @@ void busyCheck() {
PORTH |= (1 << 5);
// Leave CE high for at least 60ns
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
// Setting CE(PH5) LOW
PORTH &= ~(1 << 5);
// Leave CE low for at least 50ns
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
// Read register
readBYTE_FLASH(0x0000);
@ -1100,7 +1123,12 @@ byte readBYTE_FLASH(unsigned long myAddress) {
LATCH_SET;
// Arduino running at 16Mhz -> one nop = 62.5ns
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
// Setting CE(PH5) LOW
PORTH &= ~(1 << 5);
@ -1109,7 +1137,18 @@ byte readBYTE_FLASH(unsigned long myAddress) {
// Setting OEL(PH4) LOW
PORTH &= ~(1 << 4);
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
// Read
byte tempByte = PINL; // D16..D23
@ -1119,7 +1158,12 @@ byte readBYTE_FLASH(unsigned long myAddress) {
// Setting OEL(PH4) HIGH
PORTH |= (1 << 4);
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
return tempByte;
}
@ -1134,14 +1178,30 @@ byte readBYTE_MEMROM(unsigned long myAddress) {
LATCH_SET;
// Arduino running at 16Mhz -> one nop = 62.5ns
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
// Setting CE(PH5) LOW
PORTH &= ~(1 << 5);
// Setting OEH(PH3) LOW
PORTH &= ~(1 << 3);
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
// Read
byte tempByte = PINF; // D0..D7
@ -1151,7 +1211,12 @@ byte readBYTE_MEMROM(unsigned long myAddress) {
// Setting OEH(PH3) HIGH
PORTH |= (1 << 3);
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
return tempByte;
}
@ -1167,7 +1232,12 @@ void writeBYTE_FLASH(unsigned long myAddress, byte myData) {
PORTL = myData;
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
// Setting OEL(PH4) HIGH
PORTH |= (1 << 4);
@ -1202,22 +1272,29 @@ void writeSECTOR_FLASH(unsigned long myAddress) {
LATCH_SET;
PORTL = sdBuffer[i];
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
// Setting OEL(PH4) HIGH
// PORTH |= (1 << 4);
// PORTH |= (1 << 4);
// Setting CE(PH5) LOW
PORTH &= ~(1 << 5);
// Switch WE(PH6) LOW
PORTH &= ~(1 << 6);
__asm__("nop\n\t""nop\n\t"); // Minimum 90ns
__asm__("nop\n\t"
"nop\n\t"); // Minimum 90ns
// Switch WE(PH6) HIGH
PORTH |= (1 << 6);
// Setting CE(PH5) HIGH
PORTH |= (1 << 5);
__asm__("nop\n\t""nop\n\t"); // Minimum 100ns
__asm__("nop\n\t"
"nop\n\t"); // Minimum 100ns
}
delay(30);
}
@ -1239,7 +1316,7 @@ void readJagMEMORY() {
// create a new folder
sd.chdir();
EEPROM_readAnything(0, foldern);
// sprintf(folder, "JAG/ROM/%s/%d", romName, foldern);
// sprintf(folder, "JAG/ROM/%s/%d", romName, foldern);
sprintf(folder, "JAG/ROM/%d", foldern);
sd.mkdir(folder, true);
sd.chdir(folder);
@ -1283,7 +1360,6 @@ void readJagMEMORY() {
println_Msg(F("Press Button..."));
wait();
}
//*****************************************************************************
@ -1302,7 +1378,7 @@ void readJagFLASH() {
// create a new folder for the save file
sd.chdir();
EEPROM_readAnything(0, foldern);
// sprintf(folder, "JAG/SAVE/%s/%d", romName, foldern);
// sprintf(folder, "JAG/SAVE/%s/%d", romName, foldern);
sprintf(folder, "JAG/SAVE/%d", foldern);
sd.mkdir(folder, true);
sd.chdir(folder);
@ -1384,8 +1460,7 @@ void writeJagFLASH() {
myFile.close();
println_Msg(F("WRITE COMPLETE"));
display_Update();
}
else {
} else {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
@ -1418,8 +1493,7 @@ unsigned long verifyJagFLASH() {
}
// Close the file:
myFile.close();
}
else {
} else {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
@ -1450,7 +1524,7 @@ void writeConfirm() {
convertPgm(ConfirmMenu, 4);
uint8_t resetMenu = question_box(F("CONTINUE?"), menuOptions, 2, 0);
// wait for user choice to come back from the question box menu
// wait for user choice to come back from the question box menu
switch (resetMenu) {
case 0:
return;
@ -1459,7 +1533,6 @@ void writeConfirm() {
wait();
resetArduino();
}
}
#endif
//******************************************

View File

@ -105,7 +105,7 @@ byte ljprosize;
byte newljprosize;
char mnfID[3];
char deviceID[5];
char deviceID_str[5];
boolean ljproflash1found = false;
boolean ljproflash2found = false;
byte ljproflash1size;
@ -346,18 +346,18 @@ void readID_U1() // Parallel Mode
CS1_HIGH; // U1 HIGH
// Flash ID
sprintf(mnfID, "%02X", id0);
sprintf(deviceID, "%02X%02X", id1, id2);
sprintf(deviceID_str, "%02X%02X", id1, id2);
// println_Msg(mnfID);
// println_Msg(deviceID);
// println_Msg(deviceID_str);
// display_Update();
if(strcmp(deviceID, "2015") == 0) { // MX25L1605
if(strcmp(deviceID_str, "2015") == 0) { // MX25L1605
ljproflash1found = 1;
ljproflash1size = 2;
display_Clear();
println_Msg(F("U1 MX25L1605 FOUND"));
display_Update();
}
else if (strcmp(deviceID, "2016") == 0) { // MX25L3205
else if (strcmp(deviceID_str, "2016") == 0) { // MX25L3205
ljproflash1found = 1;
ljproflash1size = 4;
display_Clear();
@ -380,17 +380,17 @@ void readID_U2() // Parallel Mode
CS2_HIGH; // U2 HIGH
// Flash ID
sprintf(mnfID, "%02X", id0);
sprintf(deviceID, "%02X%02X", id1, id2);
sprintf(deviceID_str, "%02X%02X", id1, id2);
// println_Msg(mnfID);
// println_Msg(deviceID);
// println_Msg(deviceID_str);
// display_Update();
if(strcmp(deviceID, "2015") == 0) { // MX25L1605
if(strcmp(deviceID_str, "2015") == 0) { // MX25L1605
ljproflash2found = 1;
ljproflash2size = 2;
println_Msg(F("U2 MX25L1605 FOUND"));
display_Update();
}
else if (strcmp(deviceID, "2016") == 0) { // MX25L3205
else if (strcmp(deviceID_str, "2016") == 0) { // MX25L3205
ljproflash2found = 1;
ljproflash2size = 4;
println_Msg(F("U2 MX25L3205 FOUND"));

View File

@ -76,10 +76,10 @@
#define NAND_1A_LOW PORTH &= ~(1 << 3)
#define NAND_1B_HIGH PORTH |= (1 << 4)
#define NAND_1B_LOW PORTH &= ~(1 << 4) // Built-in RAM + I/O
#define WE_HIGH PORTH |= (1 << 5)
#define WE_LOW PORTH &= ~(1 << 5)
#define OE_HIGH PORTH |= (1 << 6)
#define OE_LOW PORTH &= ~(1 << 6)
#define WE_HIGH_PCW PORTH |= (1 << 5)
#define WE_LOW_PCW PORTH &= ~(1 << 5)
#define OE_HIGH_PCW PORTH |= (1 << 6)
#define OE_LOW_PCW PORTH &= ~(1 << 6)
#define MODE_READ DDRC = 0 // [INPUT]
#define MODE_WRITE DDRC = 0xFF //[OUTPUT]
@ -207,8 +207,8 @@ void read_setup_PCW()
{
NAND_1A_HIGH;
NAND_1B_HIGH;
OE_HIGH;
WE_HIGH;
OE_HIGH_PCW;
WE_HIGH_PCW;
LE_LOW;
}
@ -226,11 +226,11 @@ unsigned char read_rom_byte_PCW(unsigned long address)
__asm__("nop\n\t"
"nop\n\t");
// Read Data on AD0-AD7
OE_LOW;
OE_LOW_PCW;
DATA_READ;
delayMicroseconds(5); // 3+ Microseconds for Problem Carts
unsigned char data = PINC;
OE_HIGH;
OE_HIGH_PCW;
return data;
}
@ -254,7 +254,7 @@ unsigned char read_ram_byte_1A_PCW(unsigned long address)
"nop\n\t"
"nop\n\t");
// Read Data on AD0-AD7
OE_LOW;
OE_LOW_PCW;
DATA_READ;
__asm__("nop\n\t"
"nop\n\t"
@ -263,7 +263,7 @@ unsigned char read_ram_byte_1A_PCW(unsigned long address)
"nop\n\t"
"nop\n\t");
unsigned char data = PINC;
OE_HIGH;
OE_HIGH_PCW;
NAND_1A_HIGH;
__asm__("nop\n\t"
"nop\n\t"
@ -300,7 +300,7 @@ unsigned char read_ram_byte_1B_PCW(unsigned long address)
"nop\n\t"
"nop\n\t");
// Read Data on AD0-AD7
OE_LOW;
OE_LOW_PCW;
DATA_READ;
__asm__("nop\n\t"
"nop\n\t"
@ -309,7 +309,7 @@ unsigned char read_ram_byte_1B_PCW(unsigned long address)
"nop\n\t"
"nop\n\t");
unsigned char data = PINC;
OE_HIGH;
OE_HIGH_PCW;
NAND_1B_HIGH;
__asm__("nop\n\t"
"nop\n\t"
@ -333,13 +333,13 @@ void write_ram_byte_1A_PCW(unsigned long address, unsigned char data)
PORTC = address & 0xFF; // A0-A7
LE_LOW; // Address Latched
// Write Data on AD0-AD7 - WE LOW ~240-248ns
WE_LOW;
WE_LOW_PCW;
PORTC = data;
__asm__("nop\n\t"
"nop\n\t"
"nop\n\t"
"nop\n\t");
WE_HIGH;
WE_HIGH_PCW;
NAND_1A_HIGH;
}
@ -358,7 +358,7 @@ void write_ram_byte_1B_PCW(unsigned long address, unsigned char data)
PORTC = address & 0xFF; // A0-A7
LE_LOW; // Address Latched
// Write Data on AD0-AD7 - WE LOW ~740ns
WE_LOW;
WE_LOW_PCW;
PORTC = data;
__asm__("nop\n\t"
"nop\n\t"
@ -370,7 +370,7 @@ void write_ram_byte_1B_PCW(unsigned long address, unsigned char data)
"nop\n\t"
"nop\n\t"
"nop\n\t");
WE_HIGH;
WE_HIGH_PCW;
NAND_1B_HIGH;
}
@ -540,13 +540,13 @@ void write_bank_byte_PCW(unsigned char data)
PORTC = 0xFF; // A0-A7
LE_LOW; // Address Latched
// Write Data on AD0-AD7 - WE LOW ~728-736ns
WE_LOW;
WE_LOW_PCW;
PORTC = data;
for (unsigned int x = 0; x < 40; x++)
__asm__("nop\n\t");
WE_HIGH;
WE_HIGH_PCW;
NAND_1B_HIGH;
}