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|
//******************************************
// CASIO PV-1000/PV-2000 MODULE
//******************************************
#ifdef ENABLE_PV1000
// Casio PV-1000/PV-2000
// Cartridge Pinout
// 36P 2.54mm pitch connector
//
// FRONT BACK
// SIDE SIDE
// +---------+
// VCC -| B01 A01 |- GND
// NC -| B02 A02 |- NC
// A14 -| B03 A03 |- A15
// A12 -| B04 A04 |- A13
// A10 -| B05 A05 |- A11
// A8 -| B06 A06 |- A9
// A6 -| B07 A07 |- A7
// A4 -| B08 A08 |- A5
// A2 -| B09 A09 |- A3
// A0 -| B10 A10 |- A1
// D6 -| B11 A11 |- D7
// D4 -| B12 A12 |- D5
// D2 -| B13 A13 |- D3
// D0 -| B14 A14 |- D1
// /CS1 -| B15 A15 |- /CS2
// /WR -| B16 A16 |- /RD
// CON -| B17 A17 |- /IORQ
// VCC -| B18 A18 |- GND
// +---------+
//
// BACK
// GND NC A15 A13 A11 A9 A7 A5 A3 A1 D7 D5 D3 D1 /CS2 /RD /IO GND
// +-------------------------------------------------------------------------+
// | A01 A02 A03 A04 A05 A06 A07 A08 A09 A10 A11 A12 A13 A14 A15 A16 A17 A18 |
// LEFT | | RIGHT
// | B01 B02 B03 B04 B05 B06 B07 B08 B09 B10 B11 B12 B13 B14 B15 B16 B17 B18 |
// +-------------------------------------------------------------------------+
// VCC NC A14 A12 A10 A8 A6 A4 A2 A0 D6 D4 D2 D0 /CS1 /WR CON VCC
// FRONT
// CONTROL PINS:
// /CS2(PH3) - SNES /CS
// /CS1(PH4) - SNES /IRQ
// /WR(PH5) - SNES /WR
// /RD(PH6) - SNES /RD
//******************************************
// VARIABLES
//******************************************
byte PV1000[] = {8,16};
byte pv1000lo = 0; // Lowest Entry
byte pv1000hi = 1; // Highest Entry
byte pv1000size;
byte newpv1000size;
// EEPROM MAPPING
// 08 ROM SIZE
//******************************************
// MENU
//******************************************
// Base Menu
static const char* const menuOptionsPV1000[] PROGMEM = { FSTRING_SELECT_CART, FSTRING_READ_ROM, FSTRING_SET_SIZE, FSTRING_RESET };
void pv1000Menu()
{
convertPgm(menuOptionsPV1000, 4);
uint8_t mainMenu = question_box(F("PV-1000 MENU"), menuOptions, 4, 0);
switch (mainMenu)
{
case 0:
// Select Cart
setCart_PV1000();
setup_PV1000();
break;
case 1:
// Read ROM
sd.chdir("/");
readROM_PV1000();
sd.chdir("/");
break;
case 2:
// Set Size
setROMSize_PV1000();
break;
case 3:
// reset
resetArduino();
break;
}
}
//******************************************
// SETUP
//******************************************
void setup_PV1000()
{
// Request 5V
setVoltage(VOLTS_SET_5V);
// Set Address Pins to Output
// PV-1000 uses A0-A15 [A16-A23 UNUSED]
//A0-A7
DDRF = 0xFF;
//A8-A15
DDRK = 0xFF;
//A16-A23
DDRL = 0xFF;
// Set Control Pins to Output
// ---(PH0) ---(PH1) /CS2(PH3) /CS1(PH4) /WR(PH5) /RD(PH6)
DDRH |= (1 << 0) | (1 << 1) | (1 << 3) | (1 << 4) | (1 << 5) | (1 << 6);
// Set TIME(PJ0) to Output (UNUSED)
DDRJ |= (1 << 0);
// Set Pins (D0-D7) to Input
DDRC = 0x00;
// Setting Control Pins to HIGH
// ---(PH0) ---(PH1) /CS2(PH3) /CS1(PH4) /WR(PH5) /RD(PH6)
PORTH |= (1 << 0) | (1 << 1) | (1 << 3) | (1 << 4) | (1 << 5) | (1 << 6);
// Set Unused Data Pins (PA0-PA7) to Output
DDRA = 0xFF;
// Set Unused Pins HIGH
PORTA = 0xFF;
PORTL = 0xFF; // A16-A23
PORTJ |= (1 << 0); // TIME(PJ0)
checkStatus_PV1000();
strcpy(romName, "PV1000");
mode = CORE_PV1000;
}
//******************************************
// READ FUNCTIONS
//******************************************
uint8_t readData_PV1000(uint16_t addr)
{
PORTF = addr & 0xFF; // A0-A7
PORTK = (addr >> 8) & 0xFF; // A8-A13
NOP;
NOP;
NOP;
NOP;
NOP;
// Set /RD to LOW
PORTH &= ~(1 << 6); // /RD LOW (ENABLE)
NOP;
NOP;
NOP;
uint8_t ret = PINC;
// Pull /RD to HIGH
PORTH |= (1 << 6); // /RD HIGH (DISABLE)
return ret;
}
void readSegment_PV1000(uint32_t startaddr, uint32_t endaddr)
{
for (uint32_t addr = startaddr; addr < endaddr; addr += 512) {
for (int w = 0; w < 512; w++) {
uint8_t temp = readData_PV1000(addr + w);
sdBuffer[w] = temp;
}
myFile.write(sdBuffer, 512);
}
}
//******************************************
// READ ROM
//******************************************
void readROM_PV1000()
{
createFolderAndOpenFile("PV1000", "ROM", romName, "bin");
if (pv1000size == 0) { // 8K
PORTH &= ~(1 << 4); // /CS1(PH4) LOW
readSegment_PV1000(0x0000,0x2000); // 8K
PORTH |= (1 << 4); // /CS1(PH4) HIGH
}
else { // 16K
PORTH &= ~(1 << 3); // /CS2(PH3) LOW
readSegment_PV1000(0x0000,0x4000); // 16K
PORTH |= (1 << 3); // /CS2(PH3) HIGH
}
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_PV1000(int index)
{
display_Clear();
print_Msg(FS(FSTRING_ROM_SIZE));
println_Msg(PV1000[index]);
}
#endif
void setROMSize_PV1000()
{
byte newpv1000size;
#if (defined(ENABLE_OLED) || defined(ENABLE_LCD))
display_Clear();
if (pv1000lo == pv1000hi)
newpv1000size = pv1000lo;
else {
newpv1000size = navigateMenu(pv1000lo, pv1000hi, &printRomSize_PV1000);
display.setCursor(0, 56); // Display selection at bottom
}
print_Msg(FS(FSTRING_ROM_SIZE));
print_Msg(PV1000[newpv1000size]);
println_Msg(F("KB"));
display_Update();
delay(1000);
#else
if (pv1000lo == pv1000hi)
newpv1000size = pv1000lo;
else {
setrom:
String sizeROM;
for (int i = 0; i < (pv1000hi - pv1000lo + 1); i++) {
Serial.print(F("Select ROM Size: "));
Serial.print(i);
Serial.print(F(" = "));
Serial.print(PV1000[i + pv1000lo]);
Serial.println(F("KB"));
}
Serial.print(F("Enter ROM Size: "));
while (Serial.available() == 0) {}
sizeROM = Serial.readStringUntil('\n');
Serial.println(sizeROM);
newpv1000size = sizeROM.toInt() + pv1000lo;
if (newpv1000size > pv1000hi) {
Serial.println(F("SIZE NOT SUPPORTED"));
Serial.println(FS(FSTRING_EMPTY));
goto setrom;
}
}
Serial.print(F("ROM Size = "));
Serial.print(PV1000[newpv1000size]);
Serial.println(F("KB"));
#endif
EEPROM_writeAnything(8, newpv1000size);
pv1000size = newpv1000size;
}
void checkStatus_PV1000()
{
EEPROM_readAnything(8, pv1000size);
if (pv1000size > pv1000hi) {
pv1000size = 0; // default 8K
EEPROM_writeAnything(8, pv1000size);
}
#if (defined(ENABLE_OLED) || defined(ENABLE_LCD))
display_Clear();
println_Msg(F("CASIO PV-1000"));
println_Msg(FS(FSTRING_CURRENT_SETTINGS));
println_Msg(FS(FSTRING_EMPTY));
print_Msg(FS(FSTRING_ROM_SIZE));
print_Msg(PV1000[pv1000size]);
println_Msg(F("KB"));
display_Update();
wait();
#else
Serial.print(FS(FSTRING_ROM_SIZE));
Serial.print(PV1000[pv1000size]);
Serial.println(F("KB"));
Serial.println(FS(FSTRING_EMPTY));
#endif
}
//******************************************
// CART SELECT CODE
//******************************************
void setCart_PV1000()
{
//go to root
sd.chdir();
byte gameSize;
// Select starting letter
//byte myLetter = starting_letter();
// Open database
if (myFile.open("pv1000cart.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
|
