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cartreader/Cart_Reader/JAG.ino
Greg Dole 4d80beeb43 added Atari Jaguar Dumping
2024-07-31 13:37:56 -04:00

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//******************************************************************************
//* Atari Jaguar Module *
//* *
//* Author: skaman / cephiros *
//* Date: 2024-07-05 *
//* *
//******************************************************************************
#ifdef ENABLE_JAGUAR
// HARDWARE PROFILE
// PIN ASSIGNMENTS
// DATA D0-D7 - PORTF
// DATA D8-D15 - PORTK
// DATA D16-D23 - PORTL
// DATA D24-D31 - PORTC
// 74HC595 (ADDR) PINS - PORTE: ADDR (PE3-PJ0), SRCLR (PE4), SRCLK (PE5)
// PORTG: RCLK (PG5)
// EEPROM PINS - EEPDO (PA5), EEPSK (PA6), EEPCS (PA7), [EEPDI = DATA D0 (PF0)]
// CONTROL PINS - PORTH: OEH (PH3), OEL (PH4), CE (PH5), WE (PH6)
//******************************************
// Defines
//******************************************
uint16_t tempDataLO = 0;
uint16_t tempDataHI = 0;
unsigned long jagCartSize; // (0x20000)/0x100000/0x200000/0x400000
byte jagromSize = 0; // 0 = 1MB, 1 = 2MB, 2 = 4MB
// Variable to count errors
//unsigned long writeErrors;
// SAVE TYPE
// 0 = SERIAL EEPROM
// 1 = FLASH
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)
// SERIAL EEPROM SIZES
// 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
int jagEepSize;
byte jagEepBuf[2];
boolean jagEepBit[16];
// MEMORY TRACK CART
boolean jagMemorytrack = 0;
char jagFlashID[5]; // AT29C010 = "1FD5"
unsigned long jagflaSize = 0; // AT29C010 = 128K
// JAGUAR EEPROM MAPPING
// 08 ROM SIZE
// 10 EEP SIZE
//******************************************
// MENU
//******************************************
// Base Menu
static const char jagMenuItem6[] PROGMEM = "Read MEMORY TRACK";
static const char jagMenuItem7[] PROGMEM = "Write FLASH";
static const char* const menuOptionsJag[] PROGMEM = { FSTRING_SELECT_CART, FSTRING_READ_ROM, FSTRING_SET_SIZE, FSTRING_READ_SAVE, FSTRING_WRITE_SAVE, jagMenuItem6, jagMenuItem7 };
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 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};
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
switch (mainMenu) {
// Select Cart
case 0:
setCart_Jag();
break;
// Read ROM
case 1:
display_Clear();
// Change working dir to root
readJagROM();
break;
// Set ROM Size
case 2:
jagSizeMenu();
jagEepMenu();
setDefaultRomName();
getJagCartInfo();
break;
// Read EEPROM
case 3:
display_Clear();
if (jagSaveType == 0)
readJagEEP();
else {
println_Msg(F("Cart has no EEPROM"));
display.display();
}
break;
// Write EEPROM
case 4:
if (jagSaveType == 0) {
// Launch file browser
sd.chdir("/");
fileBrowser(FS(FSTRING_SELECT_FILE));
display_Clear();
writeJagEEP();
}
else {
println_Msg(F("Cart has no EEPROM"));
display.display();
}
break;
// Read MEMORY TRACK
case 5:
readJagMEMORY();
if (jagSaveType == 1)
readJagFLASH();
else {
println_Msg(F("Cart has no FLASH"));
display.display();
}
break;
// Write FLASH
case 6:
display_Clear();
if (jagSaveType == 1) {
// Launch file browser
sd.chdir("/");
fileBrowser(FS(FSTRING_SELECT_FILE));
display_Clear();
writeJagFLASH();
verifyJagFLASH();
}
else {
println_Msg(F("Cart has no FLASH"));
display.display();
}
break;
}
}
//******************************************
// CART SELECT CODE
//******************************************
struct database_entry_Jag {
byte gameSize;
byte saveSize;
};
void readDataLine_Jag(FsFile& database, void* entry) {
struct database_entry_Jag* castEntry = (database_entry_Jag*)entry;
// Read CRC32 checksum
for (byte i = 0; i < 8; i++) {
checksumStr[i] = char(database.read());
}
// Skip over semicolon
database.seekCur(1);
// Read rom size
// Read the next ascii character and subtract 48 to convert to decimal
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);
// Skip rest of line
database.seekCur(2);
}
void printDataLine_Jag(void* entry) {
struct database_entry_Jag* castEntry = (database_entry_Jag*)entry;
print_Msg(FS(FSTRING_SIZE));
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
switch (castEntry->saveSize) {
case 0:
println_Msg(F("Save: 128B"));
break;
case 1:
println_Msg(F("Save: 256B"));
break;
case 2:
println_Msg(F("Save: 512B"));
break;
case 3:
println_Msg(F("Save: 1KB"));
break;
case 4:
println_Msg(F("Save: 2KB"));
break;
}
}
#ifndef ENABLE_NES
void setDefaultRomName() {
romName[0] = 'C';
romName[1] = 'A';
romName[2] = 'R';
romName[3] = 'T';
romName[4] = '\0';
}
void setRomnameFromString(const char* input) {
uint8_t myLength = 0;
for (uint8_t i = 0; i < 20 && myLength < 15; i++) {
// Stop at first "(" to remove "(Country)"
if (input[i] == '(') {
break;
}
if (
(input[i] >= '0' && input[i] <= '9') || (input[i] >= 'A' && input[i] <= 'Z') || (input[i] >= 'a' && input[i] <= 'z')) {
romName[myLength++] = input[i];
}
}
// If name consists out of all japanese characters use CART as name
if (myLength == 0) {
setDefaultRomName();
}
}
#endif
void setCart_Jag() {
//go to root
sd.chdir();
struct database_entry_Jag entry;
// Select starting letter
byte myLetter = starting_letter();
// Open database
if (myFile.open("jag.txt", O_READ)) {
seek_first_letter_in_database(myFile, myLetter);
if(checkCartSelection(myFile, &readDataLine_Jag, &entry, &printDataLine_Jag,&setRomnameFromString)) {
EEPROM_writeAnything(10, entry.saveSize);
jagEepSize = entry.saveSize;
switch (entry.gameSize) {
case 1:
jagromSize = 0;
EEPROM_writeAnything(8, jagromSize);
jagCartSize = 0x100000;
break;
case 2:
jagromSize = 1;
EEPROM_writeAnything(8, jagromSize);
jagCartSize = 0x200000;
break;
case 4:
jagromSize = 2;
EEPROM_writeAnything(8, jagromSize);
jagCartSize = 0x400000;
break;
}
}
} else {
print_FatalError(FS(FSTRING_DATABASE_FILE_NOT_FOUND));
}
}
//******************************************************************************
// ROM SIZE MENU
//******************************************************************************
void jagSizeMenu() {
convertPgm(jagRomMenu, 3);
unsigned char subMenu = question_box(F("Select ROM Size"), menuOptions, 3, 0);
switch (subMenu) {
case 0:
jagromSize = 0;
EEPROM_writeAnything(8, jagromSize);
jagCartSize = 0x100000;
break;
case 1:
jagromSize = 1;
EEPROM_writeAnything(8, jagromSize);
jagCartSize = 0x200000;
break;
case 2:
jagromSize = 2;
EEPROM_writeAnything(8, jagromSize);
jagCartSize = 0x400000;
break;
}
}
//******************************************************************************
// EEPROM SIZE MENU
//******************************************************************************
void jagEepMenu() {
convertPgm(jagSaveMenu, 5);
unsigned char subMenu = question_box(F("Select EEPROM Size"), menuOptions, 5, 0);
switch (subMenu) {
case 0:
jagEepSize = 0; // 128B
EEPROM_writeAnything(10, jagEepSize);
println_Msg(F("128B (93C46)"));
display.display();
break;
case 1:
jagEepSize = 1; // 256B
EEPROM_writeAnything(10, jagEepSize);
println_Msg(F("256B (93C56)"));
display.display();
break;
case 2:
jagEepSize = 2; // 512B
EEPROM_writeAnything(10, jagEepSize);
println_Msg(F("512B (93C66)"));
display.display();
break;
case 3:
jagEepSize = 3; // 1024B
EEPROM_writeAnything(10, jagEepSize);
println_Msg(F("1024B (93C76)"));
display.display();
break;
case 4:
jagEepSize = 4; // 2048B
EEPROM_writeAnything(10, jagEepSize);
println_Msg(F("2048B (93C86)"));
display.display();
break;
}
}
//******************************************
// SETUP
//******************************************
void setup_Jag() {
// Request 5V
setVoltage(VOLTS_SET_5V);
// Set Address Pins to Output ADDR(PE3)(PJ0), SRCLR(PE4), SRCLK(PE5), RCLK(PG5)
DDRE |= (1 << 3) | (1 << 4) | (1 << 5);
DDRG |= (1 << 5);
// Set Control Pins to Output OEH(PH3), OEL(PH4), CE(PH5), WE(PH6)
DDRH |= (1 << 3) | (1 << 4) | (1 << 5) | (1 << 6);
// Set EEPROM Control Pins to Output EEPSK(PA6), EEPCS(PA7)
DDRA |= (1 << 6) | (1 << 7);
// Set EEPROM Data to Input EEPDO(PA5)
DDRA &= ~(1 << 5);
// Set Data Pins (D0-D31) to Input
DDRF = 0x00;
DDRK = 0x00;
DDRL = 0x00;
DDRC = 0x00;
// Set Control Pins HIGH - OEH(PH3), OEL(PH4), CE(PH5), WE(PH6)
PORTH |= (1 << 3) | (1 << 4) | (1 << 5) | (1 << 6);
// Set 74HC595 (Address) Clear LOW - SRCLR (PE4)
PORTE &= ~(1 << 4); // Disable Address Shift Register
EEPROM_readAnything(8, jagromSize);
EEPROM_readAnything(10, jagEepSize);
// Print all the info
if (jagromSize > 2) {
jagromSize = 1; // default 2MB
EEPROM_writeAnything(8, jagromSize);
}
jagCartSize = long(int_pow(2, jagromSize)) * 0x100000;
strcpy(romName, "JAG");
if (jagEepSize > 4) {
jagEepSize = 0; // default 128B
EEPROM_writeAnything(10, jagEepSize);
}
readJagID();
if (strcmp(jagFlashID, "1FD5") == 0) { // AT29C010 128K FLASH
jagMemorytrack = 1; // Memory Track Found
jagSaveType = 1; // FLASH
strcpy(romName, "jagMemorytrack");
jagCartSize = 0x20000;
jagflaSize = 0x20000;
}
else
setCart_Jag();
getJagCartInfo();
mode = CORE_JAGUAR;
}
//******************************************************************************
// GET CART INFO
//******************************************************************************
void getJagCartInfo() {
// Check for Memory Track NVRAM Cart
display_Clear();
println_Msg(F("CART INFO"));
print_Msg(F("Name: "));
println_Msg(romName);
print_Msg(F("Size: "));
if (jagMemorytrack) {
print_Msg(jagCartSize / 1024);
println_Msg(F(" KB"));
}
else {
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) {
print_Msg(F("FLASH: "));
print_Msg(jagflaSize / 1024);
println_Msg(F(" KB"));
}
display_Update();
println_Msg(F("Press Button..."));
wait();
}
//******************************************************************************
// SHIFT OUT
//******************************************************************************
// SHIFT OUT ADDRESS CODE
// SN74HC595 (ADDR) PINS - PORTE: ADDR (PJ3-PE3), SRCLR (PE4), SRCLK (PE5)
// PORTG: RCLK (PG5)
// DATA (SER/DS) PIN 14 = PE3 PJ0
// /OE (GND) PIN 13
// LATCH (RCLK/STCP) PIN 12 - LO/HI TO OUTPUT ADDRESS = PG5
// CLOCK (SRCLK/SHCP) PIN 11 - LO/HI TO READ ADDRESS = PE5
// RESET (/SRCLR//MR) PIN 10 = PE4
#define SER_CLEAR PORTE &= ~(1 << 3);
#define SER_SET PORTE |= (1 << 3);
#define SRCLR_CLEAR PORTE &= ~(1 << 4);
#define SRCLR_SET PORTE |= (1 << 4);
#define CLOCK_CLEAR PORTE &= ~(1 << 5);
#define CLOCK_SET PORTE |= (1 << 5);
#define LATCH_CLEAR PORTG &= ~(1 << 5);
#define LATCH_SET PORTG |= (1 << 5);
// INPUT ADDRESS BYTE IN MSB
// LATCH LO BEFORE FIRST SHIFTOUT
// LATCH HI AFTER LAST SHIFOUT
void shiftOutFAST(byte addr) { //
for (int i = 7; i >= 0; i--) { // MSB
CLOCK_CLEAR;
if (addr & (1 << i)) {
SER_SET; // 1
}
else {
SER_CLEAR; // 0
}
CLOCK_SET; // shift bit
SER_CLEAR; // reset 1
}
CLOCK_CLEAR;
}
//******************************************
// READ DATA
//******************************************
void readJagData(unsigned long myAddress) {
SRCLR_CLEAR;
SRCLR_SET;
LATCH_CLEAR;
shiftOutFAST((myAddress >> 16) & 0xFF);
shiftOutFAST((myAddress >> 8) & 0xFF);
shiftOutFAST(myAddress);
LATCH_SET;
// Arduino running at 16Mhz -> one nop = 62.5ns
__asm__("nop\n\t");
// Setting CE(PH5) LOW
PORTH &= ~(1 << 5);
// Setting OEH3(PH3) + OEL(PH4) LOW
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");
// Read
tempDataLO = (((PINK & 0xFF) << 8) | (PINF & 0xFF)); // D0-D15 [ROM U1]
tempDataHI = (((PINC & 0xFF) << 8) | (PINL & 0xFF)); // D16-D31 [ROM U2]
// Setting OEH(PH3) + OEL(PH4) HIGH
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");
SRCLR_CLEAR;
}
// Switch data pins to write
void dataOut_Jag() {
DDRF = 0xFF;
DDRK = 0xFF;
DDRL = 0xFF;
DDRC = 0xFF;
}
// Switch data pins to read
void dataIn_Jag() {
DDRF = 0x00;
DDRK = 0x00;
DDRL = 0x00;
DDRC = 0x00;
}
//******************************************************************************
// READ ROM
//******************************************************************************
// Read rom and save to the SD card
void readJagROM() {
// Set control
dataIn_Jag();
// Get name, add extension and convert to char array for sd lib
strcpy(fileName, romName);
strcat(fileName, ".J64");
// create a new folder
sd.chdir();
EEPROM_readAnything(0, foldern);
// sprintf(folder, "JAG/ROM/%s/%d", romName, foldern);
sprintf(folder, "JAG/ROM/%d", foldern);
sd.mkdir(folder, true);
sd.chdir(folder);
display_Clear();
print_Msg(F("Saving ROM to "));
print_Msg(folder);
println_Msg(F("/..."));
display_Update();
// write new folder number back to eeprom
foldern = foldern + 1;
EEPROM_writeAnything(0, foldern);
// Open file on sd card
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
wait();
resetArduino();
}
//Initialize progress bar
uint32_t processedProgressBar = 0;
uint32_t totalProgressBar = (uint32_t)(jagCartSize);
draw_progressbar(0, totalProgressBar);
int d = 0;
for (unsigned long currBuffer = 0; currBuffer < jagCartSize; currBuffer += 512) {
// Blink led
if (currBuffer % 16384 == 0)
blinkLED();
// MaskROM does not use A0 + A1 - Shift Address *4
for (int currWord = 0; currWord < 512; currWord += 4) {
readJagData(currBuffer + currWord);
// Move WORD into SD Buffer
sdBuffer[d] = (tempDataHI >> 8) & 0xFF;
sdBuffer[d + 1] = tempDataHI & 0xFF;
sdBuffer[d + 2] = (tempDataLO >> 8) & 0xFF;
sdBuffer[d + 3] = tempDataLO & 0xFF;
d += 4;
}
myFile.write(sdBuffer, 512);
d = 0;
processedProgressBar += 512;
draw_progressbar(processedProgressBar, totalProgressBar);
}
// Close the file:
myFile.close();
compareCRC("jag.txt", 0, 1, 0);
println_Msg(F("Press Button..."));
display_Update();
wait();
}
//*****************************************************************************
// MICROCHIP EEPROM 93C56/66/76/86 CODE
// SERIAL DATA OUTPUT (DO): PIN PA5
//
// ISSI 93C46-3P EEPROM ONLY USES WORD MODE
// EEPROM CODE IS WRITTEN IN WORD MODE (16bit)
//
// 93C46 (16bit): A5..A0, EWEN/ERAL/EWDS XXXX
// 93C56 (16bit): A6..A0, EWEN/ERAL/EWDS XXXXXX
// 93C66 (16bit): A7..A0, EWEN/ERAL/EWDS XXXXXX
// 93C76 (16bit): A8..A0, EWEN/ERAL/EWDS XXXXXXXX
// 93C86 (16bit): A9..A0, EWEN/ERAL/EWDS XXXXXXXX
//
// MICROCHIP EEPROM - TIE PIN 6 (ORG) TO VCC (ORG = 1) TO ENABLE 16bit MODE
// FOR 93C76 & 93C86, TIE PIN 7 (PE) TO VCC TO ENABLE PROGRAMMING
//*****************************************************************************
void Eepromdisplay_Clear() {
DDRF |= (1 << 0); // DATA PIN PF0 AS OUTPUT
DDRA &= ~(1 << 5); // DO INPUT
EEP_CS_CLEAR;
EEP_SK_CLEAR;
EEP_DI_CLEAR;
}
void EepromresetArduino() {
DDRF &= ~(1 << 0); // DATA PIN PF0 AS INPUT
EEP_CS_CLEAR;
EEP_SK_CLEAR;
EEP_DI_CLEAR;
}
void Eeprom0() {
EEP_DI_CLEAR;
EEP_SK_SET;
_delay_us(1); // minimum 250ns
EEP_DI_CLEAR;
EEP_SK_CLEAR;
_delay_us(1); // minimum 250ns
}
void Eeprom1() {
EEP_DI_SET;
EEP_SK_SET;
_delay_us(1); // minimum 250ns
EEP_DI_CLEAR;
EEP_SK_CLEAR;
_delay_us(1); // minimum 250ns
}
void EepromRead(uint16_t addr) {
Eepromdisplay_Clear();
EEP_CS_SET;
Eeprom1(); // 1
Eeprom1(); // 1
Eeprom0(); // 0
if ((jagEepSize == 1) || (jagEepSize == 3))
Eeprom0(); // Dummy 0 for 56/76
jagEepromSetAddress(addr);
_delay_us(12); // From Willem Timing
// DATA OUTPUT
EepromreadData();
EEP_CS_CLEAR;
// OR 16 bits into two bytes
for (int j = 0; j < 16; j += 8) {
jagEepBuf[(j / 8)] = jagEepBit[0 + j] << 7 | jagEepBit[1 + j] << 6 | jagEepBit[2 + j] << 5 | jagEepBit[3 + j] << 4 | jagEepBit[4 + j] << 3 | jagEepBit[5 + j] << 2 | jagEepBit[6 + j] << 1 | jagEepBit[7 + j];
}
}
// Capture 2 bytes in 16 bits into bit array jagEepBit[]
void EepromreadData(void) {
for (int i = 0; i < 16; i++) {
EEP_SK_SET;
_delay_us(1); // minimum 250ns
jagEepBit[i] = ((PINA & 0x20) >> 5); // Read DO (PA5) - PINA with Mask 0x20
EEP_SK_CLEAR;
_delay_us(1); // minimum 250ns
}
}
void EepromWrite(uint16_t addr) {
Eepromdisplay_Clear();
EEP_CS_SET;
Eeprom1(); // 1
Eeprom0(); // 0
Eeprom1(); // 1
if ((jagEepSize == 1) || (jagEepSize == 3))
Eeprom0(); // Dummy 0 for 56/76
jagEepromSetAddress(addr);
// DATA OUTPUT
EepromWriteData();
EEP_CS_CLEAR;
jagEepromStatus();
}
void EepromWriteData(void) {
byte UPPER = jagEepBuf[1];
byte LOWER = jagEepBuf[0];
for (int i = 0; i < 8; i++) {
if (((UPPER >> 7) & 0x1) == 1) { // Bit is HIGH
Eeprom1();
}
else { // Bit is LOW
Eeprom0();
}
// rotate to the next bit
UPPER <<= 1;
}
for (int j = 0; j < 8; j++) {
if (((LOWER >> 7) & 0x1) == 1) { // Bit is HIGH
Eeprom1();
}
else { // Bit is LOW
Eeprom0();
}
// rotate to the next bit
LOWER <<= 1;
}
}
void jagEepromSetAddress(uint16_t addr) { // 16bit
uint8_t shiftaddr = jagEepSize + 6; // 93C46 = 0 + 6, 93C56 = 7, 93C66 = 8, 93C76 = 9, 93C86 = 10
for (int i = 0; i < shiftaddr; i++) {
if (((addr >> shiftaddr) & 1) == 1) { // Bit is HIGH
Eeprom1();
}
else { // Bit is LOW
Eeprom0();
}
// rotate to the next bit
addr <<= 1;
}
}
// EWEN/ERAL/EWDS
// 93C56/93C66 - 10000xxxxxx (6 PULSES)
// 93C76/93C86 - 10000xxxxxxxx (8 PULSES)
void EepromEWEN(void) { // EWEN 10011xxxx
Eepromdisplay_Clear();
EEP_CS_SET;
Eeprom1(); // 1
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom1(); // 1
Eeprom1(); // 1
// 46 = 4x Trailing 0s for 16bit
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom0(); // 0
// 56/66 = 6x Trailing 0s for 16bit
if (jagEepSize > 0) {
Eeprom0(); // 0
Eeprom0(); // 0
}
// 76/86 = 8x Trailing 0s for 16bit
if (jagEepSize > 2) {
Eeprom0(); // 0
Eeprom0(); // 0
}
EEP_CS_CLEAR;
_delay_us(2);
Serial.println(F("ERASE ENABLED"));
}
void EepromERAL(void) { // ERASE ALL 10010xxxx
EEP_CS_SET;
Eeprom1(); // 1
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom1(); // 1
Eeprom0(); // 0
// 46 = 4x Trailing 0s for 16bit
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom0(); // 0
// 56/66 = 6x Trailing 0s for 16bit
if (jagEepSize > 0) {
Eeprom0(); // 0
Eeprom0(); // 0
}
// 76/86 = 8x Trailing 0s for 16bit
if (jagEepSize > 2) {
Eeprom0(); // 0
Eeprom0(); // 0
}
EEP_CS_CLEAR;
jagEepromStatus();
Serial.println(F("ERASED ALL"));
}
void EepromEWDS(void) { // DISABLE 10000xxxx
Eepromdisplay_Clear();
EEP_CS_SET;
Eeprom1(); // 1
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom0(); // 0
// 46 = 4x Trailing 0s for 16bit
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom0(); // 0
Eeprom0(); // 0
// 56/66 = 6x Trailing 0s for 16bit
if (jagEepSize > 0) {
Eeprom0(); // 0
Eeprom0(); // 0
}
// 76/86 = 8x Trailing 0s for 16bit
if (jagEepSize > 2) {
Eeprom0(); // 0
Eeprom0(); // 0
}
EEP_CS_CLEAR;
_delay_us(2);
Serial.println(F("ERASE DISABLED"));
}
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
EEP_CS_CLEAR;
}
void EepromDisplay(){ // FOR SERIAL ONLY
word eepEnd = int_pow(2, jagEepSize) * 128;
for (word address = 0; address < eepEnd; address += 2) {
EepromRead(address);
if ((address % 16 == 0) && (address != 0))
Serial.println(F(""));
if (jagEepBuf[1] < 0x10)
Serial.print(F("0"));
Serial.print(jagEepBuf[1], HEX);
Serial.print(F(" "));
if (jagEepBuf[0] < 0x10)
Serial.print(F("0"));
Serial.print(jagEepBuf[0], HEX);
Serial.print(F(" "));
}
Serial.println(F(""));
Serial.println(F(""));
}
//*****************************************************************************
// EEPROM
// (0) 93C46 128B STANDARD
// (1) 93C56 256B AFTERMARKET
// (2) 93C66 512B AFTERMARKET
// (3) 93C76 1024B AFTERMARKET
// (4) 93C86 2048B AFTERMARKET - Battlesphere Gold
//*****************************************************************************
// Read EEPROM and save to the SD card
void readJagEEP() {
// Get name, add extension and convert to char array for sd lib
strcpy(fileName, romName);
strcat(fileName, ".eep");
println_Msg(F("Reading..."));
// 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/%d", foldern);
sd.mkdir(folder, true);
sd.chdir(folder);
// write new folder number back to eeprom
foldern = foldern + 1;
EEPROM_writeAnything(0, foldern);
// Open file on sd card
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
wait();
resetArduino();
}
word eepEnd = int_pow(2, jagEepSize) * 64; // WORDS
if (jagEepSize > 1) { // 93C66/93C76/93C86 - 256/512/1024 WORDS
for (word currWord = 0; currWord < eepEnd; currWord += 256) {
for (int i = 0; i < 256; i++) {
EepromRead((currWord + i) * 2);
sdBuffer[(i * 2)] = jagEepBuf[1];
sdBuffer[(i * 2) + 1] = jagEepBuf[0];
}
myFile.write(sdBuffer, 512);
}
}
else { // 93C46/93C56 - 64/128 WORDS
for (word currWord = 0; currWord < eepEnd; currWord++) {
EepromRead(currWord * 2);
sdBuffer[(currWord * 2)] = jagEepBuf[1];
sdBuffer[(currWord * 2) + 1] = jagEepBuf[0];
}
myFile.write(sdBuffer, eepEnd * 2);
}
EepromresetArduino();
// Close the file:
myFile.close();
println_Msg(F(""));
print_Msg(F("Saved to "));
println_Msg(folder);
display_Update();
wait();
}
// NOTE: TO WRITE TO 93C76 & 93C86, MUST TIE PE (PROGRAM ENABLE) PIN 7 TO VCC
void writeJagEEP() {
// Create filepath
sprintf(filePath, "%s/%s", filePath, fileName);
println_Msg(F("Writing..."));
println_Msg(filePath);
display_Update();
// Open file on sd card
if (myFile.open(filePath, O_READ)) {
EepromEWEN(); // ERASE/WRITE ENABLE
EepromERAL(); // ERASE ALL
Serial.println(F("WRITING"));
word eepEnd = int_pow(2, jagEepSize) * 64; // WORDS
if (jagEepSize > 1) { // 93C66/93C76/93C86
for (word currWord = 0; currWord < eepEnd; currWord += 256) {
myFile.read(sdBuffer, 512);
for (int i = 0; i < 256; i++) {
jagEepBuf[0] = sdBuffer[(i * 2)];
jagEepBuf[1] = sdBuffer[(i * 2) + 1];
EepromWrite((currWord + i) * 2);
}
}
}
else { // 93C46/93C56
myFile.read(sdBuffer, eepEnd * 2);
for (word currWord = 0; currWord < eepEnd; currWord++) {
jagEepBuf[0] = sdBuffer[currWord * 2];
jagEepBuf[1] = sdBuffer[(currWord * 2) + 1];
EepromWrite(currWord * 2);
}
}
EepromEWDS(); // ERASE/WRITE DISABLE
EepromresetArduino();
// Close the file:
myFile.close();
println_Msg(F(""));
println_Msg(F("DONE"));
display_Update();
}
else {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
wait();
resetArduino();
}
}
//*****************************************************************************
// MEMORY TRACK NVRAM FLASH
//*****************************************************************************
void readJagID() { // AT29C010 Flash ID "1FD5"
// Switch to write
dataOut_Jag();
// ID command sequence
writeBYTE_FLASH(0x15554, 0xAA); // 0x5555
writeBYTE_FLASH(0xAAA8, 0x55); // 0x2AAA
writeBYTE_FLASH(0x15554, 0x90); // 0x5555
// Switch to read
dataIn_Jag();
// Read the two id bytes into a string
sprintf(jagFlashID, "%02X%02X", readBYTE_FLASH(0x0000), readBYTE_FLASH(0x0004));
resetFLASH();
}
void eraseFLASH() { // Chip Erase (NOT NEEDED FOR WRITES)
// Switch to write
dataOut_Jag();
println_Msg(F("Erasing..."));
display_Update();
// Erase command sequence
writeBYTE_FLASH(0x15554, 0xAA); // 0x5555
writeBYTE_FLASH(0xAAA8, 0x55); // 0x2AAA
writeBYTE_FLASH(0x15554, 0x80); // 0x5555
writeBYTE_FLASH(0x15554, 0xAA); // 0x5555
writeBYTE_FLASH(0xAAA8, 0x55); // 0x2AAA
writeBYTE_FLASH(0x15554, 0x10); // 0x5555
// Wait for command to complete
busyCheck();
// Switch to read
dataIn_Jag();
}
void resetFLASH() {
// Switch to write
dataOut_Jag();
// Reset command sequence
writeBYTE_FLASH(0x15554, 0xAA); // 0x5555
writeBYTE_FLASH(0xAAA8, 0x55); // 0x2AAA
writeBYTE_FLASH(0x15554, 0xF0); // 0x5555
// Switch to read
dataIn_Jag();
delayMicroseconds(10);
}
void busyCheck() {
// Switch to read
dataIn_Jag();
// Read register
readBYTE_FLASH(0x0000);
// CE or OE must be toggled with each subsequent status read or the
// completion of a program or erase operation will not be evident.
while (((PINL >> 6) & 0x1) == 0) { // IO6 = PORTL PL6
// Setting CE(PH5) HIGH
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");
// 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");
// Read register
readBYTE_FLASH(0x0000);
}
// Switch to write
dataOut_Jag();
}
byte readBYTE_FLASH(unsigned long myAddress) {
SRCLR_CLEAR;
SRCLR_SET;
LATCH_CLEAR;
shiftOutFAST((myAddress >> 16) & 0xFF);
shiftOutFAST((myAddress >> 8) & 0xFF);
shiftOutFAST(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");
// Setting CE(PH5) LOW
PORTH &= ~(1 << 5);
// Setting OEH(PH3) HIGH
PORTH |= (1 << 3);
// 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");
// Read
byte tempByte = PINL; // D16..D23
// Setting CE(PH5) HIGH
PORTH |= (1 << 5);
// 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");
return tempByte;
}
byte readBYTE_MEMROM(unsigned long myAddress) {
SRCLR_CLEAR;
SRCLR_SET;
LATCH_CLEAR;
shiftOutFAST((myAddress >> 16) & 0xFF);
shiftOutFAST((myAddress >> 8) & 0xFF);
shiftOutFAST(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");
// 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");
// Read
byte tempByte = PINF; // D0..D7
// Setting CE(PH5) HIGH
PORTH |= (1 << 5);
// 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");
return tempByte;
}
void writeBYTE_FLASH(unsigned long myAddress, byte myData) {
SRCLR_CLEAR;
SRCLR_SET;
LATCH_CLEAR;
shiftOutFAST((myAddress >> 16) & 0xFF);
shiftOutFAST((myAddress >> 8) & 0xFF);
shiftOutFAST(myAddress);
LATCH_SET;
PORTL = myData;
__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);
// Setting CE(PH5) LOW
PORTH &= ~(1 << 5);
// Switch WE(PH6) LOW
PORTH &= ~(1 << 6);
delayMicroseconds(10);
// Switch WE(PH6) HIGH
PORTH |= (1 << 6);
// Setting CE(PH5) HIGH
PORTH |= (1 << 5);
delayMicroseconds(10);
}
void writeSECTOR_FLASH(unsigned long myAddress) {
dataOut_Jag();
// Enable command sequence
writeBYTE_FLASH(0x15554, 0xAA); // 0x5555
writeBYTE_FLASH(0xAAA8, 0x55); // 0x2AAA
writeBYTE_FLASH(0x15554, 0xA0); // 0x5555
for (int i = 0; i < 128; i++) {
SRCLR_CLEAR;
SRCLR_SET;
LATCH_CLEAR;
shiftOutFAST((((myAddress + i) * 4) >> 16) & 0xFF);
shiftOutFAST((((myAddress + i) * 4) >> 8) & 0xFF);
shiftOutFAST((myAddress + i) * 4); // (myAddress + i) * 4
LATCH_SET;
PORTL = sdBuffer[i];
__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);
// Setting CE(PH5) LOW
PORTH &= ~(1 << 5);
// Switch WE(PH6) LOW
PORTH &= ~(1 << 6);
__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
}
delay(30);
}
//*****************************************************************************
// MEMORY TRACK ROM U1
// U1 ADDR PINS A0..A18 [USES A0..A17 = 0x20000 BYTES]
// U1 DATA PINS D0..D7
// /CE ON PIN 20A (CONTROLS BOTH U1 AND U2)
// /OEH ON PIN 23B (CONTROLS U1 ROM ONLY)
//*****************************************************************************
void readJagMEMORY() {
// Set control
dataIn_Jag();
strcpy(fileName, romName);
strcat(fileName, ".J64");
// create a new folder
sd.chdir();
EEPROM_readAnything(0, foldern);
// sprintf(folder, "JAG/ROM/%s/%d", romName, foldern);
sprintf(folder, "JAG/ROM/%d", foldern);
sd.mkdir(folder, true);
sd.chdir(folder);
display_Clear();
print_Msg(F("Saving ROM to "));
print_Msg(folder);
println_Msg(F("/..."));
display_Update();
// write new folder number back to eeprom
foldern = foldern + 1;
EEPROM_writeAnything(0, foldern);
// Open file on sd card
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
wait();
resetArduino();
}
// Memory Track ROM Size 0x20000
//Initialize progress bar
uint32_t processedProgressBar = 0;
uint32_t totalProgressBar = (uint32_t)(jagCartSize);
draw_progressbar(0, totalProgressBar);
for (unsigned long currBuffer = 0; currBuffer < jagCartSize; currBuffer += 512) {
// Blink led
if (currBuffer % 16384 == 0)
blinkLED();
for (int currByte = 0; currByte < 512; currByte++) {
sdBuffer[currByte] = readBYTE_MEMROM(currBuffer + currByte);
}
myFile.write(sdBuffer, 512);
processedProgressBar += 512;
draw_progressbar(processedProgressBar, totalProgressBar);
}
// Close the file:
myFile.close();
println_Msg(F("Press Button..."));
wait();
}
//*****************************************************************************
// MEMORY TRACK FLASH U2
// AT29C010 = 0x20000 BYTES = 128 KB
// U2 ADDR PINS A2..A18
// U2 DATA PINS D16..D23
// /CE ON PIN 20A (CONTROLS BOTH U1 AND U2)
// /OEL ON PIN 22B (CONTROLS U2 FLASH ONLY)
//*****************************************************************************
void readJagFLASH() {
dataIn_Jag();
strcpy(fileName, romName);
strcat(fileName, ".fla");
// 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/%d", foldern);
sd.mkdir(folder, true);
sd.chdir(folder);
display_Clear();
print_Msg(F("Saving FLASH to "));
print_Msg(folder);
println_Msg(F("/..."));
display_Update();
// write new folder number back to eeprom
foldern = foldern + 1;
EEPROM_writeAnything(0, foldern);
// Open file on sd card
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
wait();
resetArduino();
}
//Initialize progress bar
uint32_t processedProgressBar = 0;
uint32_t totalProgressBar = (uint32_t)(jagflaSize);
draw_progressbar(0, totalProgressBar);
for (unsigned long currByte = 0; currByte < jagflaSize; currByte += 512) {
// Blink led
if (currByte % 16384 == 0)
blinkLED();
for (int i = 0; i < 512; i++) {
sdBuffer[i] = readBYTE_FLASH((currByte + i) * 4); // Address Shift A2..A18
}
myFile.write(sdBuffer, 512);
processedProgressBar += 512;
draw_progressbar(processedProgressBar, totalProgressBar);
}
// Close the file:
myFile.close();
print_Msg(F("Saved to "));
print_Msg(folder);
println_Msg(F("/"));
println_Msg(F("Press Button..."));
display_Update();
wait();
}
// AT29C010 - Write in 128 BYTE Secrors
// Write Enable then Write DATA
void writeJagFLASH() {
dataOut_Jag();
// Create filepath
sprintf(filePath, "%s/%s", filePath, fileName);
println_Msg(F("Writing..."));
println_Msg(filePath);
display_Update();
// Open file on sd card
if (myFile.open(filePath, O_READ)) {
//Initialize progress bar
uint32_t processedProgressBar = 0;
uint32_t totalProgressBar = (uint32_t)(jagflaSize);
draw_progressbar(0, totalProgressBar);
for (unsigned long currByte = 0; currByte < jagflaSize; currByte += 128) {
// Blink led
if (currByte % 16384 == 0)
blinkLED();
// Load Data
for (int i = 0; i < 128; i++) {
sdBuffer[i] = myFile.read() & 0xFF;
}
writeSECTOR_FLASH(currByte);
processedProgressBar += 128;
draw_progressbar(processedProgressBar, totalProgressBar);
}
// Close the file:
myFile.close();
println_Msg(F("WRITE COMPLETE"));
display_Update();
}
else {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
wait();
resetArduino();
}
dataIn_Jag();
}
unsigned long verifyJagFLASH() {
dataIn_Jag();
writeErrors = 0;
println_Msg(F(""));
println_Msg(F("Verifying..."));
display_Update();
// Open file on sd card
if (myFile.open(filePath, O_READ)) {
for (unsigned long currByte = 0; currByte < jagflaSize; currByte += 512) {
for (int i = 0; i < 512; i++) {
sdBuffer[i] = readBYTE_FLASH((currByte + i) * 4);
}
// Check sdBuffer content against file on sd card
for (int j = 0; j < 512; j++) {
if (myFile.read() != sdBuffer[j]) {
writeErrors++;
}
}
}
// Close the file:
myFile.close();
}
else {
println_Msg(F("SD ERROR"));
println_Msg(F("Press Button to Reset"));
display_Update();
wait();
resetArduino();
}
if (!writeErrors)
println_Msg(F("WRITE VERIFIED"));
else
println_Msg(F("WRITE ERROR"));
display_Update();
println_Msg(F("Press Button..."));
display_Update();
wait();
// Return 0 if verified ok, or number of errors
return writeErrors;
}
//******************************************************************************
// WRITE CONFIRM
//******************************************************************************
void writeConfirm() {
display_Clear();
println_Msg(F("***** WARNING ******"));
println_Msg(F("* YOU ARE ABOUT TO *"));
println_Msg(F("* ERASE SAVE DATA! *"));
println_Msg(F("********************"));
wait();
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
switch (resetMenu) {
case 0:
return;
case 1:
println_Msg(F("Press Button to Reset"));
wait();
resetArduino();
}
}
#endif
//******************************************
// End of File
//******************************************
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