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//******************************************
// VSMILE MODULE
//******************************************
#ifdef ENABLE_VSMILE
// V.Smile
// Cartridge pinout
// 48P 2.54mm pitch connector
//
// FRONT BACK
// SIDE SIDE
// +---------+
// VCC -| 25 1 |- WE
// RAMCS -| 26 2 |- OE
// VCC -| 27 3 |- GND
// CSB2 -| 28 4 |- D3
// D2 -| 29 5 |- D4
// D1 -| 30 6 |- D5
// D0 -| 31 7 |- D6
// D7 -| 32 8 |- D11
// D10 -| 33 9 |- D12
// D9 -| 34 10 |- D13
// D8 -| 35 11 |- D15
// D14 -| 36 12 |- A1
// A17 -| 37 13 |- A2
// A3 -| 38 14 |- A4
// |---------|
// A5 -| 39 15 |- A6
// A7 -| 40 16 |- A8
// A18 -| 41 17 |- A19
// A9 -| 42 18 |- A10
// A11 -| 43 19 |- A12
// A13 -| 44 20 |- A14
// A15 -| 45 21 |- A16
// A20 -| 46 22 |- A21
// A22 -| 47 23 |- GND
// CSB1 -| 48 24 |- VCC
// +---------+
//
// DATA D0-D7 - PORTC
// DATA D8-D15 - PORTA
// ADDR A1-A8 - PORTF
// ADDR A9-A16 - PORTK
// ADDR A17-A22 - PORTL
// CONTROL PINS - PORTH
//******************************************
// DEFINES
//******************************************
#define OE_HIGH PORTH |= (1<<3) // SNES /CART
#define OE_LOW PORTH &= ~(1<<3)
#define CSB1_HIGH PORTH |= (1<<6) // SNES /RD
#define CSB1_LOW PORTH &= ~(1<<6)
#define CSB2_HIGH PORTH |= (1<<4) // SNES /IRQ
#define CSB2_LOW PORTH &= ~(1<<4)
//******************************************
// VARIABLES
//******************************************
byte VSMILE[] = {4,6,8,16};
byte vsmilelo = 0; // Lowest Entry
byte vsmilehi = 3; // Highest Entry
byte vsmilesize;
byte newvsmilesize;
// EEPROM MAPPING
// 08 ROM SIZE
//******************************************
// MENU
//******************************************
// Base Menu
static const char* const menuOptionsVSMILE[] PROGMEM = { FSTRING_SELECT_CART, FSTRING_READ_ROM, FSTRING_SET_SIZE, FSTRING_RESET };
void vsmileMenu()
{
convertPgm(menuOptionsVSMILE, 4);
uint8_t mainMenu = question_box(F("V.SMILE MENU"), menuOptions, 4, 0);
// wait for user choice to come back from the question box menu
switch (mainMenu) {
// Select Cart
case 0:
setCart_VSMILE();
setup_VSMILE();
break;
// Read ROM
case 1:
sd.chdir("/");
readROM_VSMILE();
sd.chdir("/");
break;
// Set Size
case 2:
setROMSize_VSMILE();
break;
// Reset
case 3:
resetArduino();
break;
}
}
//******************************************
// SETUP
//******************************************
void setup_VSMILE()
{
// Request 3.3V
setVoltage(VOLTS_SET_3V3);
// Control Pins OE(PH3), CSB2(PH4), CSB1(PH6)
DDRH = 0x58; // 0b01011000 - CSB1, CSB2, OE [OUTPUT] - Unused Pins [INPUT]
PORTH = 0xFF; // 0b11111111 - CSB1, CSB2, OE [HIGH] - Unused Pins [HIGH]
// Address Pins
DDRF = 0xFF; // Address A1-A8 [OUTPUT]
DDRK = 0xFF; // Address A9-A16 [OUTPUT]
DDRL = 0x3F; // Address A17-A22 [OUTPUT] 0b00111111
// Data Pins
DDRC = 0x00; // D0-D7 [INPUT]
DDRA = 0x00; // D8-D15 [INPUT]
checkStatus_VSMILE();
strcpy(romName, "VSMILE");
mode = CORE_VSMILE;
}
//******************************************
// READ FUNCTIONS
//******************************************
// Max Single ROM Size 0x800000 (Highest WORD Address = 0x3FFFFF)
word read_rom_word_VSMILE(unsigned long address)
{
PORTL = (address >> 16) & 0xFF;
PORTK = (address >> 8) & 0xFF;
PORTF = address & 0xFF;
_delay_us(1); // Need longer delay
CSB2_HIGH;
CSB1_LOW;
OE_LOW;
unsigned char data1 = PINC;
unsigned char data2 = PINA;
word data = (data1 << 8) | (data2);
OE_HIGH;
CSB1_HIGH;
return data;
}
// VSMILE 2ND EPOXY CHIP [+2MB]
// CSB2 LOW ONLY
word read_rom2_word_VSMILE(unsigned long address)
{
PORTL = (address >> 16) & 0xFF;
PORTK = (address >> 8) & 0xFF;
PORTF = address & 0xFF;
_delay_us(1); // Need longer delay
CSB1_HIGH;
CSB2_LOW;
OE_LOW;
_delay_us(1); // Need longer delay
unsigned char data1 = PINC;
unsigned char data2 = PINA;
word data = (data1 << 8) | (data2);
OE_HIGH;
CSB2_HIGH;
return data;
}
// VSMILE MOTION 16MB 2ND CHIP [+8MB]
// CSB1 + CSB2 LOW
word read_rom3_word_VSMILE(unsigned long address)
{
PORTL = (address >> 16) & 0xFF;
PORTK = (address >> 8) & 0xFF;
PORTF = address & 0xFF;
CSB1_LOW;
CSB2_LOW;
OE_LOW;
unsigned char data1 = PINC;
unsigned char data2 = PINA;
word data = (data1 << 8) | (data2);
OE_HIGH;
CSB1_HIGH;
CSB2_HIGH;
return data;
}
//******************************************
// READ ROM
//******************************************
void readROM_VSMILE()
{
createFolderAndOpenFile("VSMILE", "ROM", romName, "bin");
for (unsigned long address = 0; address < 0x200000; address += 256) { // 4MB
for (unsigned int x = 0; x < 256; x++) {
word tempword = read_rom_word_VSMILE(address + x); // CSB1 LOW [CSB2 HIGH]
sdBuffer[x * 2] = (tempword >> 0x8) & 0xFF;
sdBuffer[(x * 2) + 1] = tempword & 0xFF;
}
myFile.write(sdBuffer, 512);
}
if (vsmilesize == 1) { // 6MB - 2 EPOXY CHIPS [4MB + 2MB] Alphabet Park/Care Bears
for (unsigned long address = 0; address < 0x100000; address += 256) { // +2MB HIGH = 6MB
for (unsigned int x = 0; x < 256; x++) {
word tempword = read_rom2_word_VSMILE(address + x); // CSB2 LOW [CSB1 HIGH]
sdBuffer[x * 2] = (tempword >> 0x8) & 0xFF;
sdBuffer[(x * 2) + 1] = tempword & 0xFF;
}
myFile.write(sdBuffer, 512);
}
}
else if (vsmilesize > 1) { // Normal 8MB
for (unsigned long address = 0x200000; address < 0x400000; address += 256) { // +4MB = 8MB
for (unsigned int x = 0; x < 256; x++) {
word tempword = read_rom_word_VSMILE(address + x); // CSB1 LOW [CSB2 HIGH]
sdBuffer[x * 2] = (tempword >> 0x8) & 0xFF;
sdBuffer[(x * 2) + 1] = tempword & 0xFF;
}
myFile.write(sdBuffer, 512);
}
if (vsmilesize > 2) { // Motion 16MB [8MB + 8MB] - Cars 2/Shrek Forever After/Super WHY!/Toy Story 3
for (unsigned long address = 0; address < 0x400000; address += 256) { // +8MB HIGH = 16MB
for (unsigned int x = 0; x < 256; x++) {
word tempword = read_rom3_word_VSMILE(address + x); // CSB1 + CSB2 LOW
sdBuffer[x * 2] = (tempword >> 0x8) & 0xFF;
sdBuffer[(x * 2) + 1] = tempword & 0xFF;
}
myFile.write(sdBuffer, 512);
}
}
}
myFile.close();
printCRC(fileName, NULL, 0);
println_Msg(FS(FSTRING_EMPTY));
print_STR(press_button_STR, 1);
display_Update();
wait();
}
//******************************************
// ROM SIZE
//******************************************
#if (defined(ENABLE_OLED) || defined(ENABLE_LCD))
void printRomSize_VSMILE(int index)
{
display_Clear();
print_Msg(FS(FSTRING_ROM_SIZE));
println_Msg(VSMILE[index]);
}
#endif
void setROMSize_VSMILE()
{
byte newvsmilesize;
#if (defined(ENABLE_OLED) || defined(ENABLE_LCD))
display_Clear();
if (vsmilelo == vsmilehi)
newvsmilesize = vsmilelo;
else {
newvsmilesize = navigateMenu(vsmilelo, vsmilehi, &printRomSize_VSMILE);
display.setCursor(0, 56); // Display selection at bottom
}
print_Msg(FS(FSTRING_ROM_SIZE));
print_Msg(VSMILE[newvsmilesize]);
println_Msg(F("KB"));
display_Update();
delay(1000);
#else
if (vsmilelo == vsmilehi)
newvsmilesize = vsmilelo;
else {
setrom:
String sizeROM;
for (int i = 0; i < (vsmilehi - vsmilelo + 1); i++) {
Serial.print(F("Select ROM Size: "));
Serial.print(i);
Serial.print(F(" = "));
Serial.print(VSMILE[i + vsmilelo]);
Serial.println(F("KB"));
}
Serial.print(F("Enter ROM Size: "));
while (Serial.available() == 0) {}
sizeROM = Serial.readStringUntil('\n');
Serial.println(sizeROM);
newvsmilesize = sizeROM.toInt() + vsmilelo;
if (newvsmilesize > vsmilehi) {
Serial.println(F("SIZE NOT SUPPORTED"));
Serial.println(FS(FSTRING_EMPTY));
goto setrom;
}
}
Serial.print(F("ROM Size = "));
Serial.print(VSMILE[newvsmilesize]);
Serial.println(F("KB"));
#endif
EEPROM_writeAnything(8, newvsmilesize);
vsmilesize = newvsmilesize;
}
void checkStatus_VSMILE()
{
EEPROM_readAnything(8, vsmilesize);
if (vsmilesize > vsmilehi) {
vsmilesize = 2; // default 8M
EEPROM_writeAnything(8, vsmilesize);
}
#if (defined(ENABLE_OLED) || defined(ENABLE_LCD))
display_Clear();
println_Msg(F("V.SMILE READER"));
println_Msg(FS(FSTRING_CURRENT_SETTINGS));
println_Msg(FS(FSTRING_EMPTY));
print_Msg(FS(FSTRING_ROM_SIZE));
print_Msg(VSMILE[vsmilesize]);
println_Msg(F("MB"));
display_Update();
wait();
#else
Serial.print(FS(FSTRING_ROM_SIZE));
Serial.print(VSMILE[vsmilesize]);
Serial.println(F("MB"));
Serial.println(FS(FSTRING_EMPTY));
#endif
}
//******************************************
// CART SELECT CODE
//******************************************
void setCart_VSMILE()
{
//go to root
sd.chdir();
byte gameSize;
// Select starting letter
//byte myLetter = starting_letter();
// Open database
if (myFile.open("vsmilecart.txt", O_READ)) {
// seek_first_letter_in_database(myFile, myLetter);
if(checkCartSelection(myFile, &readDataLineSingleDigit, &gameSize)) {
EEPROM_writeAnything(8, gameSize);
}
} else {
print_FatalError(FS(FSTRING_DATABASE_FILE_NOT_FOUND));
}
}
#endif
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