diff --git a/Cart_Reader/Cart_Reader.ino b/Cart_Reader/Cart_Reader.ino index 43c2c43..e389cfe 100644 --- a/Cart_Reader/Cart_Reader.ino +++ b/Cart_Reader/Cart_Reader.ino @@ -4,8 +4,8 @@ This project represents a community-driven effort to provide an easy to build and easy to modify cartridge dumper. - Date: 2024-08-02 - Version: 14.1 + Date: 2024-08-11 + Version: 14.2 SD lib: https://github.com/greiman/SdFat LCD lib: https://github.com/olikraus/u8g2 diff --git a/Cart_Reader/N64.ino b/Cart_Reader/N64.ino index 775ab7f..105613f 100644 --- a/Cart_Reader/N64.ino +++ b/Cart_Reader/N64.ino @@ -536,9 +536,7 @@ void setAddress_N64(unsigned long myAddress) { // Switch WR(PH5) RD(PH6) ale_L(PC0) ale_H(PC1) to high (since the pins are active low) PORTH |= (1 << 5) | (1 << 6); - PORTC |= (1 << 1); - __asm__("nop\n\t"); - PORTC |= (1 << 0); + PORTC |= (1 << 0) | (1 << 1); // Output high part to address pins PORTF = myAdrHighOut & 0xFF; @@ -561,18 +559,6 @@ void setAddress_N64(unsigned long myAddress) { // Pull ale_L(PC0) low PORTC &= ~(1 << 0); - // Wait ~600ns just to be sure address is set - __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"); - // Set data pins to input adIn_N64(); } @@ -595,8 +581,6 @@ word readWord_N64() { // Pull read(PH6) high PORTH |= (1 << 6); - // Wait 62.5ns - __asm__("nop\n\t"); return tempWord; } @@ -2184,6 +2168,8 @@ void idCart() { sdBuffer[c] = hiByte; sdBuffer[c + 1] = loByte; } + // Pull ale_H(PC1) high + PORTC |= (1 << 1); // CRC1 sprintf(checksumStr, "%02X%02X%02X%02X", sdBuffer[0x10], sdBuffer[0x11], sdBuffer[0x12], sdBuffer[0x13]); @@ -2409,6 +2395,7 @@ void writeSram(unsigned long sramSize) { // Read sram and save to the SD card void readSram(unsigned long sramSize, byte flashramType) { + word myWord; int offset = 512; int bufferSize = 512; if (flashramType == 2) { @@ -2435,23 +2422,17 @@ void readSram(unsigned long sramSize, byte flashramType) { setAddress_N64(currByte); for (int c = 0; c < bufferSize; c += 2) { - // split word - word myWord = readWord_N64(); - byte loByte = myWord & 0xFF; - byte hiByte = myWord >> 8; - - // write to buffer - sdBuffer[c] = hiByte; - sdBuffer[c + 1] = loByte; + // read, split and write word to buffer + myWord = readWord_N64(); + sdBuffer[c] = myWord >> 8; + sdBuffer[c + 1] = myWord & 0xFF; } + // Pull ale_H(PC1) high + PORTC |= (1 << 1); myFile.write(sdBuffer, bufferSize); } // Close the file: myFile.close(); - print_Msg(F("Saved to ")); - print_Msg(folder); - println_Msg(F("/")); - display_Update(); } unsigned long verifySram(unsigned long sramSize, byte flashramType) { @@ -2510,6 +2491,8 @@ void sendFramCmd(unsigned long myCommand) { // Send command writeWord_N64(myComHighOut); writeWord_N64(myComLowOut); + // Pull ale_H(PC1) high + PORTC |= (1 << 1); } // Init fram @@ -2744,6 +2727,8 @@ byte waitForFram(byte flashramType) { } } } + // Pull ale_H(PC1) high + PORTC |= (1 << 1); return framStatus; } @@ -2800,10 +2785,15 @@ void getFramType() { else { for (byte c = 0; c < 8; c++) { print_Msg(sdBuffer[c], HEX); - print_Msg(F(", ")); + if (c < 7) + print_Msg(F(", ")); + if (c == 7) + println_Msg(FS(FSTRING_EMPTY)); } print_FatalError(F("Flashram unknown")); } + // Pull ale_H(PC1) high + PORTC |= (1 << 1); } /****************************************** @@ -2847,6 +2837,9 @@ void readRom_N64() { processedProgressBar += 512; draw_progressbar(processedProgressBar, totalProgressBar); + + // Pull ale_H(PC1) high + PORTC |= (1 << 1); } // Close the file: myFile.close(); diff --git a/Cart_Reader/OSCR.cpp b/Cart_Reader/OSCR.cpp index 88b50fb..ae9aa22 100644 --- a/Cart_Reader/OSCR.cpp +++ b/Cart_Reader/OSCR.cpp @@ -49,7 +49,7 @@ * String Constants **/ // Firmware Version -constexpr char PROGMEM FSTRING_VERSION[] = "V14.1"; +constexpr char PROGMEM FSTRING_VERSION[] = "V14.2"; // Universal constexpr char PROGMEM FSTRING_RESET[] = "Reset";