//****************************************** // COMMODORE 64 MODULE //****************************************** #ifdef ENABLE_C64 // Commodore 64 // Cartridge Pinout // 44P 2.54mm pitch connector // // FRONT BACK // SIDE SIDE // +-------+ // GND -| 1 A |- GND // +5VDC -| 2 B |- /ROMH // +5VDC -| 3 C |- /RESET // /IRQ -| 4 D |- /NMI // R/W -| 5 E |- PHI2 // DOTCLK -| 6 F |- A15 // /IO1 -| 7 H |- A14 // /GAME -| 8 J |- A13 // /EXROM -| 9 K |- A12 // /IO2 -| 10 L |- A11 // /ROML -| 11 M |- A10 // BA -| 12 N |- A9 // /DMA -| 13 P |- A8 // D7 -| 14 R |- A7 // D6 -| 15 S |- A6 // D5 -| 16 T |- A5 // D4 -| 17 U |- A4 // D3 -| 18 V |- A3 // D2 -| 19 W |- A2 // D1 -| 20 X |- A1 // D0 -| 21 Y |- A0 // GND -| 22 Z |- GND // +-------+ // // TOP // +---------------------------------------------------------------------------------------+ // | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | // LEFT | | RIGHT // | A B C D E F H J K L M N P R S T U V W X Y Z | // +---------------------------------------------------------------------------------------+ // BOTTOM // // CONTROL PINS: // /RESET(PH0) - SNES RESET // PHI2(PH1) - SNES CPUCLK // /GAME(PH3) - SNES /CS // /EXROM(PH4) - SNES /IRQ // R/W(PH6) - SNES /RD // /ROML(PL0) - SNES A16 // /ROMH(PL1) - SNES A17 // /IO1(PL2) - SNES A18 // /IO2(PL3) - SNES A19 //****************************************** // Defines //****************************************** #define PHI2_ENABLE PORTH |= (1 << 1) #define PHI2_DISABLE PORTH &= ~(1 << 1) #define GAME_DISABLE PORTH |= (1 << 3) #define GAME_ENABLE PORTH &= ~(1 << 3) #define EXROM_DISABLE PORTH |= (1 << 4) #define EXROM_ENABLE PORTH &= ~(1 << 4) #define ROML_DISABLE PORTL |= (1 << 0) #define ROML_ENABLE PORTL &= ~(1 << 0) #define ROMH_DISABLE PORTL |= (1 << 1) #define ROMH_ENABLE PORTL &= ~(1 << 1) #define IO1_DISABLE PORTL |= (1 << 2) #define IO1_ENABLE PORTL &= ~(1 << 2) #define IO2_DISABLE PORTL |= (1 << 3) #define IO2_ENABLE PORTL &= ~(1 << 3) //****************************************** // Supported Mappers //****************************************** // Supported Mapper Array // Format = {c64mapper,c64lo,c64hi} static const byte PROGMEM c64mapsize[] = { 0, 0, 3, // Normal 4K/8K/16K + Ultimax 8K/16K 1, 5, 5, // Action Replay 32K [UNTESTED] 2, 3, 3, // KCS Power Cartridge 16K [UNTESTED] 3, 6, 6, // Final Cartridge III 64K [UNTESTED] 4, 3, 3, // Simons Basic 16K [UNTESTED] 5, 7, 9, // Ocean 128K/256K/512K 6, 2, 2, // Expert Cartridge 8K [UNTESTED] 7, 7, 7, // Fun Play, Power Play 128K [UNTESTED] 8, 6, 6, // Super Games 64K [UNTESTED] 9, 5, 5, // Atomic Power 32K [UNTESTED] 10, 2, 2, // Epyx Fastload 8K [UNTESTED] 11, 3, 3, // Westermann Learning 16K [UNTESTED] 12, 1, 1, // Rex Utility 8K [UNTESTED] 13, 3, 3, // Final Cartridge I 16K [UNTESTED] 14, 6, 6, // Magic Formel 64K [UNTESTED] 15, 9, 9, // C64 Game System, System 3 512K [UNTESTED] 16, 3, 3, // WarpSpeed 16K [UNTESTED] 17, 7, 7, // Dinamic 128K [UNTESTED] 18, 4, 4, // Zaxxon, Super Zaxxon (SEGA) 20K [UNTESTED] 19, 5, 7, // Magic Desk, Domark, HES Australia 32K/64K/128K [UNTESTED] 20, 6, 6, // Super Snapshot 5 64K [UNTESTED] 21, 6, 6, // Comal-80 64K [UNTESTED] }; int C64[] = { 4, 8, 12, 16, 20, 32, 64, 128, 256, 512 }; byte c64lo = 0; // Lowest Entry byte c64hi = 9; // Highest Entry byte c64mapcount = 22; // (sizeof(mapsize)/sizeof(mapsize[0])) / 3; boolean c64mapfound = false; byte c64mapselect; int c64index; byte c64mapper; byte newc64mapper; byte c64size; byte newc64size; uint8_t c64banks; byte c64port; // exrom+game byte newc64port; // EEPROM MAPPING // 07 MAPPER // 08 ROM SIZE // 12 PORT STATE - EXROM/GAME //****************************************** // MENU //****************************************** // Base Menu static const char* const menuOptionsC64[] PROGMEM = { FSTRING_SELECT_CART, FSTRING_READ_ROM, FSTRING_SET_SIZE, FSTRING_RESET }; void c64Menu() { convertPgm(menuOptionsC64, 4); uint8_t mainMenu = question_box(F("C64 MENU"), menuOptions, 4, 0); switch (mainMenu) { case 0: // Select Cart setCart_C64(); wait(); setup_C64(); break; case 1: // Read ROM sd.chdir("/"); readROM_C64(); sd.chdir("/"); break; case 2: // Set Mapper + Size + Ports setMapper_C64(); checkMapperSize_C64(); setROMSize_C64(); setPorts_C64(); break; case 3: // reset resetArduino(); break; } } //****************************************** // SETUP //****************************************** void setup_C64() { // Request 5V setVoltage(VOLTS_SET_5V); // Set Address Pins to Output // C64 uses A0-A15 //A0-A7 DDRF = 0xFF; //A8-A15 DDRK = 0xFF; //A16-A23 - Use A16-A19 for /ROML, /ROMH, /IO1, /IO2 DDRL = 0xFF; // Set Control Pins to Output // /RST(PH0) /GAME(PH3) /EXROM(PH4) ---(PH5) R/W(PH6) DDRH |= (1 << 0) | (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 // /RST(PH0) /GAME(PH3) /EXROM(PH4) ---(PH5) R/W(PH6) PORTH |= (1 << 0) | (1 << 3) | (1 << 4) | (1 << 5) | (1 << 6); // Set /GAME(PH3) and /EXROM(PH4) to LOW PORTH &= ~(1 << 3) & ~(1 << 4); // Set /ROML, /ROMH, /IO1, /IO2 to HIGH PORTL = 0xFF; // A16-A23 (A16 = /ROML, A17 = /ROMH, A18 = /IO1, A19 = /IO2) // Set Unused Data Pins (PA0-PA7) to Output DDRA = 0xFF; // Set Unused Pins HIGH PORTA = 0xFF; PORTJ |= (1 << 0); // TIME(PJ0) #ifdef ENABLE_CLOCKGEN // Adafruit Clock Generator initializeClockOffset(); if (!i2c_found) { display_Clear(); print_FatalError(F("Clock Generator not found")); } // Set Eeprom clock to 1Mhz clockgen.set_freq(100000000ULL, SI5351_CLK1); // Start outputting Eeprom clock clockgen.output_enable(SI5351_CLK1, 1); // Eeprom clock // Wait for clock generator clockgen.update_status(); #else // Set PHI2(PH1 to Output DDRH |= (1 << 1); // Setting Control Pins to HIGH for PHI2(PH1) PHI2_ENABLE; #endif checkStatus_C64(); strcpy(romName, "C64"); mode = CORE_C64; } //****************************************** // READ DATA //****************************************** uint8_t readData_C64(uint16_t addr) { PORTF = addr & 0xFF; // A0-A7 PORTK = (addr >> 8) & 0xFF; // A8-A15 NOP; NOP; // Set /GAME(PH3) + /EXROM(PH4) to LOW // PORTH &= ~(1 << 3) & ~(1 << 4); // Set R/W(PH6) to HIGH PORTH |= (1 << 6); // R/W HIGH (READ) NOP; NOP; NOP; uint8_t ret = PINC; // Set /GAME(PH3) + /EXROM(PH4) to HIGH // PORTH |= (1 << 3) | (1 << 4); // NOP; NOP; return ret; } void readSegment_C64(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_C64(addr + w); sdBuffer[w] = temp; } myFile.write(sdBuffer, 512); } } void readSegmentSmall_C64(uint32_t startaddr, uint32_t endaddr) { for (uint32_t addr = startaddr; addr < endaddr; addr += 256) { for (int w = 0; w < 256; w++) { uint8_t temp = readData_C64(addr + w); sdBuffer[w] = temp; } myFile.write(sdBuffer, 256); } } //****************************************** // WRITE DATA //****************************************** void writeData_C64(uint16_t addr, uint8_t data) { PORTF = addr & 0xFF; // A0-A7 PORTK = (addr >> 8) & 0xFF; // A8-A15 NOP; NOP; DDRC = 0xFF; // Set to Output PORTC = data; NOP; NOP; NOP; // Set R/W(PH6) to LOW PORTH &= ~(1 << 6); // R/W LOW (WRITE) NOP; NOP; NOP; // Set R/W(PH6) to HIGH PORTH |= (1 << 6); NOP; NOP; DDRC = 0x00; // Reset to Input } void bankSwitch_C64(uint16_t addr, uint8_t data) { PORTF = addr & 0xFF; // A0-A7 PORTK = (addr >> 8) & 0xFF; // A8-A15 NOP; NOP; NOP; DDRC = 0xFF; // Set to Output PORTC = data; NOP; NOP; NOP; // Latch Bank Data PHI2_DISABLE; // PHI2 LOW if (((addr >> 8) & 0xFF) == 0xDF) // 0xDFxx IO2_ENABLE; else if (((addr >> 8) & 0xFF) == 0xDE) // 0xDExx IO1_ENABLE; PORTH &= ~(1 << 6); // R/W LOW (WRITE) NOP; NOP; NOP; PORTH |= (1 << 6); // R/W HIGH (READ) PHI2_ENABLE; // PHI2 HIGH IO2_DISABLE; IO1_DISABLE; DDRC = 0x00; // Reset to Input } //****************************************** // PORT STATE //****************************************** void enablePorts_C64() { if (c64port == 0) { // 0 = 00 = EXROM LOW/GAME LOW EXROM_ENABLE; GAME_ENABLE; } else if (c64port == 1) { // 1 = 01 = EXROM LOW/GAME HIGH EXROM_ENABLE; GAME_DISABLE; } else if (c64port == 2) { // 2 = 10 = EXROM HIGH/GAME LOW EXROM_DISABLE; GAME_ENABLE; } else { // c64port == 3 = 11 = EXROM HIGH/GAME HIGH EXROM_DISABLE; GAME_DISABLE; } } void disablePorts_C64() { // EXROM HIGH/GAME HIGH EXROM_DISABLE; GAME_DISABLE; } //****************************************** // READ ROM //****************************************** // ADDRESS RANGES // $8000-$9FFF/$A0000-$BFFF/$E000-$FFFF // NORMAL (EXROM LOW/GAME LOW): ROML = $8000, ROMH = $A000 // ULTIMAX (EXROM HIGH/GAME LOW/): ROML = $8000, ROMH = $E000 // GAME HIGH/EXROM LOW: ROML = $8000 void readROM_C64() { strcpy(fileName, romName); strcat(fileName, ".bin"); // create a new folder for storing rom file EEPROM_readAnything(0, foldern); sprintf(folder, "C64/ROM/%d", foldern); sd.mkdir(folder, true); sd.chdir(folder); display_Clear(); print_STR(saving_to_STR, 0); print_Msg(folder); println_Msg(F("/...")); display_Update(); // open file on sdcard if (!myFile.open(fileName, O_RDWR | O_CREAT)) print_FatalError(sd_error_STR); // write new folder number back to EEPROM foldern++; EEPROM_writeAnything(0, foldern); switch (c64mapper) { case 0: // Normal (4K/8K/16K) & Ultimax (8K/16K) // ULTIMAX CARTS if (c64port == 2) { // 2 = 10 = EXROM HIGH/GAME LOW GAME_ENABLE; // LOW EXROM_DISABLE; // HIGH if (c64size > 1) { // 16K [NO ROML FOR 8K] ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; } ROMH_ENABLE; readSegment_C64(0xE000, 0x10000); // +8K = 8K/16K ROMH_DISABLE; } else { // NORMAL CARTS enablePorts_C64(); // MOST CARTS EXROM LOW/GAME LOW BUT VARIATIONS EXIST ROML_ENABLE; readSegment_C64(0x8000, 0x9000); // 4K if (c64size > 0) readSegment_C64(0x9000, 0xA000); // +4K = 8K ROML_DISABLE; if (c64size > 1) { ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 16K ROMH_DISABLE; } } disablePorts_C64(); break; case 1: // Action Replay (32K) GAME_DISABLE; // HIGH EXROM_ENABLE; // LOW ROML_ENABLE; for (int x = 0; x < 4; x++) { bankSwitch_C64(0xDE00, x << 3); // Switch Bank using D3-D4 readSegment_C64(0x8000, 0xA000); // 8K *4 = 32K } ROML_DISABLE; disablePorts_C64(); break; case 2: // KCS Power Cartridge (16K) case 11: // Westermann Learning (16K) GAME_ENABLE; // LOW EXROM_ENABLE; // LOW ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 16K ROMH_DISABLE; disablePorts_C64(); break; case 3: // Final Cartridge III (64K) GAME_DISABLE; // HIGH EXROM_DISABLE; // HIGH for (int x = 0; x < 4; x++) { bankSwitch_C64(0xDFFF, 0x40 + x); // Switch Bank using $DFFF ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 16K ROMH_DISABLE; } break; case 4: // Simons Basic (16K) GAME_DISABLE; // HIGH EXROM_ENABLE; // LOW ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; ROMH_ENABLE; bankSwitch_C64(0xDE00, 0x1); // Switch Bank to ROM readSegment_C64(0xA000, 0xC000); // +8K = 16K ROMH_DISABLE; disablePorts_C64(); break; // Ocean Bank 1/B (Single Chip) Selection Notes (Luigi Di Fraia): // 128 KiB cartridges (all known titles): bits 0-3 at $DE00 and /ROML (single 128 KiB chip with A16 on pin 22, rather than the /OE signal) // 256 KiB cartridges (just "Chase H.Q. II"): bits 0-4 at $DE00 and /ROML (single 256 KiB chip) // 512 KiB cartridges (just "Terminator 2"): bits 0-5 at $DE00 and /ROML (single 512 KiB chip) // Ocean 256K ROM Start Data // Single Chip: // Chase HQ II 09 80 63 80 C3 C2 CD 38 30 4C 63 80 4C C8 80 80 // Space Gun 09 80 09 80 C3 C2 CD 38 30 78 A2 FF 9A A9 E7 85 // Two Chip: // Robocop 2 09 80 75 80 C3 C2 CD 38 30 4C 75 80 4C FA 80 80 // Shadow of the Beast 09 80 83 81 C3 C2 CD 38 30 4C 83 81 4C 76 82 80 // Read 0x8002 to determine whether Single Chip or Two Chip // IF 0x75 OR 0x83, THEN Two Chip ELSE Single Chip case 5: { // Ocean 128K/256K/512K GAME_ENABLE; // LOW EXROM_ENABLE; // LOW ROML_ENABLE; bankSwitch_C64(0xDE00, 0); // Reset Bank 0 uint8_t checkOcean = readData_C64(0x8002); ROML_DISABLE; if ((c64size == 8) && ((checkOcean == 0x75) || (checkOcean == 0x83))) { // Two Chip 256K // Robocop 2 + Shadow of the Beast println_Msg(F("TWO CHIP")); display_Update(); ROML_ENABLE; for (int x = 0; x < 16; x++) { bankSwitch_C64(0xDE00, x); // Switch Bank using D0-D3 readSegment_C64(0x8000, 0xA000); // 8K * 16 = 128K } ROML_DISABLE; ROMH_ENABLE; for (int x = 0; x < 16; x++) { bankSwitch_C64(0xDE00, x); // Switch Bank using D0-D3 readSegment_C64(0xA000, 0xC000); // 8K * 16 = +128K = 256K } ROMH_DISABLE; } else { // Single Chip 128K/256K/512K println_Msg(F("SINGLE CHIP")); display_Update(); ROML_ENABLE; c64banks = C64[c64size] / 8; for (int x = 0; x < c64banks; x++) { bankSwitch_C64(0xDE00, x); // Switch Bank using D0-D5 readSegment_C64(0x8000, 0xA000); // 8K * Banks = 128K/256K/512K } ROML_DISABLE; } disablePorts_C64(); break; } case 6: // Expert Cartridge (8K) GAME_DISABLE; // HIGH EXROM_DISABLE; // HIGH ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; break; case 7: // Fun Play, Power Play (128K) GAME_ENABLE; // LOW EXROM_ENABLE; // LOW ROML_ENABLE; for (int x = 0; x < 8; x++) { bankSwitch_C64(0xDE00, x * 8); // Switch Bank 0-8 readSegment_C64(0x8000, 0xA000); // 8K * 8 = 64K } ROML_DISABLE; ROMH_ENABLE; for (int x = 0; x < 8; x++) { bankSwitch_C64(0xDE00, (x * 8) + 1); // Switch Bank 9-15 readSegment_C64(0x8000, 0xA000); // 8K * 8 = +64K = 128K } ROMH_DISABLE; bankSwitch_C64(0xDE00, 0x86); // Reset ROM disablePorts_C64(); break; case 8: // Super Games (64K) GAME_ENABLE; // LOW EXROM_ENABLE; // LOW for (int x = 0; x < 4; x++) { bankSwitch_C64(0xDF00, x); // Switch Bank ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 16K ROMH_DISABLE; } disablePorts_C64(); break; case 9: // Atomic Power (32K) GAME_ENABLE; // LOW EXROM_ENABLE; // LOW ROML_ENABLE; for (int x = 0; x < 4; x++) { bankSwitch_C64(0xDE00, x << 3); // Switch Bank using D3-D4 readSegment_C64(0x8000, 0xA000); // 8K } ROML_DISABLE; disablePorts_C64(); break; case 10: // Epyx Fastload (8K) GAME_DISABLE; // HIGH EXROM_DISABLE; // HIGH ROML_ENABLE; bankSwitch_C64(0xDE00, 0); // Read IO1 - Trigger Access readSegment_C64(0x8000, 0x9E00); // 7680 Bytes readSegmentSmall_C64(0x9E00, 0x9F00); // +256 Bytes = 7936 Bytes bankSwitch_C64(0xDF00, 0); // Read IO2 - Access Last 256 Bytes readSegmentSmall_C64(0x9F00, 0xA000); // +256 Bytes = 8K ROML_DISABLE; break; case 12: // Rex Utility (8K) GAME_DISABLE; // HIGH EXROM_ENABLE; // LOW ROML_ENABLE; bankSwitch_C64(0xDFC0, 0); // Enable ROM readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; disablePorts_C64(); break; case 13: // Final Cartridge I (16K) GAME_DISABLE; // HIGH EXROM_DISABLE; // HIGH bankSwitch_C64(0xDF00, 0); // Enable ROM ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 16K ROMH_DISABLE; break; case 14: // Magic Formel (64K) GAME_ENABLE; // LOW EXROM_ENABLE; // LOW ROMH_ENABLE; for (int x = 0; x < 8; x++) { bankSwitch_C64(0xDF00 + x, 0); // Switch Bank using A0-A2 readSegment_C64(0xE000, 0x10000); // 8K * 8 = 64K } ROMH_DISABLE; disablePorts_C64(); break; case 15: // C64 Game System, System 3 (512K) GAME_ENABLE; // LOW EXROM_DISABLE; // HIGH ROML_ENABLE; for (int x = 0; x < 64; x++) { bankSwitch_C64(0xDE00 + x, 0); // Switch Bank using A0-A4 readSegment_C64(0x8000, 0xA000); // 8K * 64 = 512K } disablePorts_C64(); break; case 16: // WarpSpeed (16K) GAME_ENABLE; // LOW EXROM_ENABLE; // LOW ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 16K ROMH_DISABLE; disablePorts_C64(); break; case 17: // Dinamic (128K) - Luigi Di Fraia has opposite PORT states - GAME_DISABLE/EXROM_ENABLE GAME_ENABLE; // LOW EXROM_DISABLE; // HIGH ROML_ENABLE; for (int x = 0; x < 16; x++) { bankSwitch_C64(0xDE00 + x, 0); // Switch Bank using A0-A4 readSegment_C64(0x8000, 0xA000); // 8K * 16 = 128K } ROML_DISABLE; disablePorts_C64(); break; case 18: // Zaxxon, Super Zaxxon (SEGA) (20K) GAME_DISABLE; // HIGH EXROM_DISABLE; // HIGH ROML_ENABLE; readSegment_C64(0x8000, 0x9000); // 4K ROML_DISABLE; ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 12K ROMH_DISABLE; // Switch Bank readData_C64(0x9000); ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 20K ROMH_DISABLE; break; case 19: // Magic Desk, Domark, HES Australia (32K/64K/128K) GAME_ENABLE; // LOW EXROM_DISABLE; // HIGH ROML_ENABLE; c64banks = C64[c64size] / 8; for (int x = 0; x < c64banks; x++) { bankSwitch_C64(0xDE00, x); // Switch Bank using D0-D3 readSegment_C64(0x8000, 0xA000); // 8K * Banks = 32K/64K/128K } ROML_DISABLE; disablePorts_C64(); break; case 20: // Super Snapshot 5 (64K) GAME_DISABLE; EXROM_DISABLE; for (int x = 0; x < 4; x++) { int bank = (((x & 2) << 3) | (0 << 3) | ((x & 1) << 2)); bankSwitch_C64(0xDE00, bank); // Switch Bank using D2-D4 (D3 == 0 Enable ROM) ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 16K ROMH_DISABLE; } break; case 21: // Comal-80 (64K) GAME_DISABLE; EXROM_DISABLE; for (int x = 0; x < 4; x++) { bankSwitch_C64(0xDE00, x + 0x80); // Switch Bank ROML_ENABLE; readSegment_C64(0x8000, 0xA000); // 8K ROML_DISABLE; ROMH_ENABLE; readSegment_C64(0xA000, 0xC000); // +8K = 16K ROMH_DISABLE; } } myFile.close(); unsigned long crcsize = C64[c64size] * 0x400; calcCRC(fileName, crcsize, NULL, 0); println_Msg(FS(FSTRING_EMPTY)); // Prints string out of the common strings array either with or without newline print_STR(press_button_STR, 1); display_Update(); wait(); } //****************************************** // MAPPER CODE //****************************************** void setMapper_C64() { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) uint8_t b = 0; int i = 0; // Check Button Status #if defined(ENABLE_OLED) buttonVal1 = (PIND & (1 << 7)); // PD7 #elif defined(ENABLE_LCD) boolean buttonVal1 = (PING & (1 << 2)); //PG2 #endif if (buttonVal1 == LOW) { // Button Pressed while (1) { // Scroll Mapper List #if defined(ENABLE_OLED) buttonVal1 = (PIND & (1 << 7)); // PD7 #elif defined(ENABLE_LCD) boolean buttonVal1 = (PING & (1 << 2)); //PG2 #endif if (buttonVal1 == HIGH) { // Button Released // Correct Overshoot if (i == 0) i = c64mapcount - 1; else i--; break; } display_Clear(); print_Msg(F("Mapper: ")); c64index = i * 3; c64mapselect = pgm_read_byte(c64mapsize + c64index); println_Msg(c64mapselect); printMapper_C64(c64mapselect); display_Update(); if (i == (c64mapcount - 1)) i = 0; else i++; delay(250); } } display_Clear(); print_Msg(F("Mapper: ")); c64index = i * 3; c64mapselect = pgm_read_byte(c64mapsize + c64index); println_Msg(c64mapselect); printMapper_C64(c64mapselect); println_Msg(FS(FSTRING_EMPTY)); #if defined(ENABLE_OLED) print_STR(press_to_change_STR, 1); print_STR(right_to_select_STR, 1); #elif defined(ENABLE_LCD) print_STR(rotate_to_change_STR, 1); print_STR(press_to_select_STR, 1); #endif display_Update(); while (1) { b = checkButton(); if (b == 2) { // Previous Mapper (doubleclick) if (i == 0) i = c64mapcount - 1; else i--; display_Clear(); print_Msg(F("Mapper: ")); c64index = i * 3; c64mapselect = pgm_read_byte(c64mapsize + c64index); println_Msg(c64mapselect); printMapper_C64(c64mapselect); println_Msg(FS(FSTRING_EMPTY)); #if defined(ENABLE_OLED) print_STR(press_to_change_STR, 1); print_STR(right_to_select_STR, 1); #elif defined(ENABLE_LCD) print_STR(rotate_to_change_STR, 1); print_STR(press_to_select_STR, 1); #endif display_Update(); } if (b == 1) { // Next Mapper (press) if (i == (c64mapcount - 1)) i = 0; else i++; display_Clear(); print_Msg(F("Mapper: ")); c64index = i * 3; c64mapselect = pgm_read_byte(c64mapsize + c64index); println_Msg(c64mapselect); printMapper_C64(c64mapselect); println_Msg(FS(FSTRING_EMPTY)); #if defined(ENABLE_OLED) print_STR(press_to_change_STR, 1); print_STR(right_to_select_STR, 1); #elif defined(ENABLE_LCD) print_STR(rotate_to_change_STR, 1); print_STR(press_to_select_STR, 1); #endif display_Update(); } if (b == 3) { // Long Press - Execute (hold) newc64mapper = c64mapselect; break; } } display.setCursor(0, 56); print_Msg(F("MAPPER ")); print_Msg(newc64mapper); println_Msg(F(" SELECTED")); display_Update(); delay(1000); #else setmapper: String newmap; c64mapfound = false; printMapper_C64(0); Serial.print(F("Enter Mapper [0-22]: ")); while (Serial.available() == 0) {} newmap = Serial.readStringUntil('\n'); Serial.println(newmap); newc64mapper = newmap.toInt(); for (int i = 0; i < c64mapcount; i++) { c64index = i * 3; c64mapselect = pgm_read_byte(c64mapsize + c64index); if (newc64mapper == c64mapselect) c64mapfound = true; } if (c64mapfound == false) { Serial.println(F("MAPPER NOT SUPPORTED!")); Serial.println(FS(FSTRING_EMPTY)); newc64mapper = 0; goto setmapper; } #endif EEPROM_writeAnything(7, newc64mapper); c64mapper = newc64mapper; } void checkMapperSize_C64() { for (int i = 0; i < c64mapcount; i++) { c64index = i * 3; byte mapcheck = pgm_read_byte(c64mapsize + c64index); if (mapcheck == c64mapper) { c64lo = pgm_read_byte(c64mapsize + c64index + 1); c64hi = pgm_read_byte(c64mapsize + c64index + 2); break; } } } //****************************************** // SET ROM SIZE //****************************************** void setROMSize_C64() { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display_Clear(); if (c64lo == c64hi) newc64size = c64lo; else { uint8_t b = 0; int i = c64lo; display_Clear(); print_Msg(F("ROM Size: ")); println_Msg(C64[i]); println_Msg(FS(FSTRING_EMPTY)); #if defined(ENABLE_OLED) print_STR(press_to_change_STR, 1); print_STR(right_to_select_STR, 1); #elif defined(ENABLE_LCD) print_STR(rotate_to_change_STR, 1); print_STR(press_to_select_STR, 1); #endif display_Update(); while (1) { b = checkButton(); if (b == 2) { // Previous (doubleclick) if (i == c64lo) i = c64hi; else i--; display_Clear(); print_Msg(F("ROM Size: ")); println_Msg(C64[i]); println_Msg(FS(FSTRING_EMPTY)); #if defined(ENABLE_OLED) print_STR(press_to_change_STR, 1); print_STR(right_to_select_STR, 1); #elif defined(ENABLE_LCD) print_STR(rotate_to_change_STR, 1); print_STR(press_to_select_STR, 1); #endif display_Update(); } if (b == 1) { // Next (press) if (i == c64hi) i = c64lo; else i++; display_Clear(); print_Msg(F("ROM Size: ")); println_Msg(C64[i]); println_Msg(FS(FSTRING_EMPTY)); #if defined(ENABLE_OLED) print_STR(press_to_change_STR, 1); print_STR(right_to_select_STR, 1); #elif defined(ENABLE_LCD) print_STR(rotate_to_change_STR, 1); print_STR(press_to_select_STR, 1); #endif display_Update(); } if (b == 3) { // Long Press - Execute (hold) newc64size = i; break; } } display.setCursor(0, 56); // Display selection at bottom } print_Msg(F("ROM SIZE ")); print_Msg(C64[newc64size]); println_Msg(F("K")); display_Update(); delay(1000); #else if (c64lo == c64hi) newc64size = c64lo; else { setrom: String sizeROM; for (int i = 0; i < (c64hi - c64lo + 1); i++) { Serial.print(F("Select ROM Size: ")); Serial.print(i); Serial.print(F(" = ")); Serial.print(C64[i + c64lo]); Serial.println(F("K")); } Serial.print(F("Enter ROM Size: ")); while (Serial.available() == 0) {} sizeROM = Serial.readStringUntil('\n'); Serial.println(sizeROM); newc64size = sizeROM.toInt() + c64lo; if (newc64size > c64hi) { Serial.println(F("SIZE NOT SUPPORTED")); Serial.println(FS(FSTRING_EMPTY)); goto setrom; } } Serial.print(F("ROM Size = ")); Serial.print(C64[newc64size]); Serial.println(F("K")); #endif EEPROM_writeAnything(8, newc64size); c64size = newc64size; } //****************************************** // SET PORT STATE //****************************************** #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) void println_C64_PortState(int state) { display_Clear(); print_Msg(F("Port State: ")); println_Msg(state); switch (state) { case 0: println_Msg(F("EXROM LOW/GAME LOW")); break; case 1: println_Msg(F("EXROM LOW/GAME HIGH")); break; case 2: println_Msg(F("EXROM HIGH/GAME LOW")); break; case 3: println_Msg(F("EXROM HIGH/GAME HIGH")); break; } println_Msg(FS(FSTRING_EMPTY)); println_Msg(F("Press to Change")); println_Msg(F("Hold to Select")); display_Update(); } #endif void setPorts_C64() { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) uint8_t b = 0; int i = 0; println_C64_PortState(i); while (1) { b = checkButton(); if (b == 2) { // Previous (doubleclick) if (i == 0) i = 3; else i--; println_C64_PortState(i); } if (b == 1) { // Next (press) if (i == 3) i = 0; else i++; println_C64_PortState(i); } if (b == 3) { // Long Press - Execute (hold) newc64port = i; break; } } display.setCursor(0, 56); // Display selection at bottom print_Msg(F("PORT STATE ")); println_Msg(newc64port); display_Update(); delay(1000); #else setrom: String sizeROM; Serial.print(F("Select Port State [0-3]:")); Serial.println(F("0 = EXROM LOW/GAME LOW")); Serial.println(F("1 = EXROM LOW/GAME HIGH")); Serial.println(F("2 = EXROM HIGH/GAME LOW")); Serial.println(F("3 = EXROM HIGH/GAME HIGH")); Serial.print(F("Enter Port State: ")); while (Serial.available() == 0) {} sizeROM = Serial.readStringUntil('\n'); Serial.println(sizeROM); newc64port = sizeROM.toInt(); if (newc64port > 3) { Serial.println(F("INVALID STATE")); Serial.println(FS(FSTRING_EMPTY)); goto setrom; } Serial.print(F("Port State = ")); Serial.println(newc64port); #endif EEPROM_writeAnything(12, newc64port); c64port = newc64port; } //****************************************** // CHECK STATUS //****************************************** void checkStatus_C64() { EEPROM_readAnything(7, c64mapper); EEPROM_readAnything(8, c64size); EEPROM_readAnything(12, c64port); if (c64mapper > 21) { c64mapper = 0; EEPROM_writeAnything(7, c64mapper); } if (c64size > 9) { c64size = 0; EEPROM_writeAnything(8, c64size); } if (c64port > 3) { c64port = 0; EEPROM_writeAnything(12, c64port); } #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display_Clear(); println_Msg(F("C64 READER")); println_Msg(F("CURRENT SETTINGS")); println_Msg(FS(FSTRING_EMPTY)); print_Msg(F("MAPPER: ")); println_Msg(c64mapper); printMapper_C64(c64mapper); print_Msg(F("ROM SIZE: ")); print_Msg(C64[c64size]); println_Msg(F("K")); print_Msg(F("PORT STATE: ")); println_Msg(c64port); display_Update(); wait(); #else Serial.print(F("CURRENT MAPPER: ")); Serial.println(c64mapper); Serial.print(F("CURRENT ROM SIZE: ")); Serial.print(C64[c64size]); Serial.println(F("K")); Serial.print(F("CURRENT PORT STATE: ")); Setial.println(c64port); Serial.println(FS(FSTRING_EMPTY)); #endif } void printMapper_C64(byte c64maplabel) { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) switch (c64maplabel) { case 0: println_Msg(F("NORMAL/ULTIMAX")); break; case 1: println_Msg(F("ACTION REPLAY")); break; case 2: println_Msg(F("KCS POWER CARTRIDGE")); break; case 3: println_Msg(F("FINAL CARTRIDGE III")); break; case 4: println_Msg(F("SIMONS BASIC")); break; case 5: println_Msg(F("OCEAN")); break; case 6: println_Msg(F("EXPERT CARTRIDGE")); break; case 7: println_Msg(F("FUN PLAY/POWER PLAY")); break; case 8: println_Msg(F("SUPER GAMES")); break; case 9: println_Msg(F("ATOMIC POWER")); break; case 10: println_Msg(F("EPYX FASTLOAD")); break; case 11: println_Msg(F("WESTERMANN LEARNING")); break; case 12: println_Msg(F("REX UTILITY")); break; case 13: println_Msg(F("FINAL CARTRIDGE I")); break; case 14: println_Msg(F("MAGIC FORMEL")); break; case 15: println_Msg(F("C64 GAME SYSTEM")); break; case 16: println_Msg(F("WARPSPEED")); break; case 17: println_Msg(F("DINAMIC")); break; case 18: println_Msg(F("ZAXXON/SUPER ZAXXON")); break; case 19: println_Msg(F("MAGIC DESK/DOMARK")); break; case 20: println_Msg(F("SUPER SNAPSHOT")); break; case 21: println_Msg(F("COMAL-80")); break; } #else Serial.println(F("0 = NORMAL/ULTIMAX")); Serial.println(F("1 = ACTION REPLAY")); Serial.println(F("2 = KCS POWER CARTRIDGE")); Serial.println(F("3 = FINAL CARTRIDGE III")); Serial.println(F("4 = SIMONS BASIC")); Serial.println(F("5 = OCEAN")); Serial.println(F("6 = EXPERT CARTRIDGE")); Serial.println(F("7 = FUN PLAY/POWER PLAY")); Serial.println(F("8 = SUPER GAMES")); Serial.println(F("9 = ATOMIC POWER")); Serial.println(F("10 = EPYX FASTLOAD")); Serial.println(F("11 = WESTERMANN LEARNING")); Serial.println(F("12 = REX UTILITY")); Serial.println(F("13 = FINAL CARTRIDGE I")); Serial.println(F("14 = MAGIC FORMEL")); Serial.println(F("15 = C64 GAME SYSTEM")); Serial.println(F("16 = WARPSPEED")); Serial.println(F("17 = DINAMIC")); Serial.println(F("18 = ZAXXON/SUPER ZAXXON")); Serial.println(F("19 = MAGIC DESK/DOMARK/HES AUSTRALIA")); Serial.println(F("20 = SUPER SNAPSHOT")); Serial.println(F("21 = COMAL-80")); #endif } //****************************************** // CART SELECT CODE //****************************************** FsFile c64csvFile; char c64game[47]; // title char c64mm[3]; // mapper char c64rr[3]; // romsize char c64pp[3]; // port state (exrom+game) char c64ll[4]; // linelength (previous line) unsigned long c64csvpos; // CSV File Position char c64cartCSV[] = "c64cart.txt"; // CSV List char c64csvEND[] = "EOF"; // CSV End Marker for scrolling bool readLine_C64(FsFile& f, char* line, size_t maxLen) { for (size_t n = 0; n < maxLen; n++) { int c = f.read(); if (c < 0 && n == 0) return false; // EOF if (c < 0 || c == '\n') { line[n] = 0; return true; } line[n] = c; } return false; // line too long } bool readVals_C64(char* c64game, char* c64mm, char* c64rr, char* c64pp, char* c64ll) { char line[54]; c64csvpos = c64csvFile.position(); if (!readLine_C64(c64csvFile, line, sizeof(line))) { return false; // EOF or too long } char* comma = strtok(line, ","); int x = 0; while (comma != NULL) { if (x == 0) strcpy(c64game, comma); else if (x == 1) strcpy(c64mm, comma); else if (x == 2) strcpy(c64rr, comma); else if (x == 3) strcpy(c64pp, comma); else if (x == 4) strcpy(c64ll, comma); comma = strtok(NULL, ","); x += 1; } return true; } bool getCartListInfo_C64() { bool buttonreleased = 0; bool cartselected = 0; #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display_Clear(); println_Msg(F(" HOLD TO FAST CYCLE")); display_Update(); #else Serial.println(F("HOLD BUTTON TO FAST CYCLE")); #endif delay(2000); #if defined(ENABLE_OLED) buttonVal1 = (PIND & (1 << 7)); // PD7 #elif defined(ENABLE_LCD) boolean buttonVal1 = (PING & (1 << 2)); //PG2 #endif if (buttonVal1 == LOW) { // Button Held - Fast Cycle while (1) { // Scroll Game List while (readVals_C64(c64game, c64mm, c64rr, c64pp, c64ll)) { if (strcmp(c64csvEND, c64game) == 0) { c64csvFile.seek(0); // Restart } else { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display_Clear(); println_Msg(F("CART TITLE:")); println_Msg(FS(FSTRING_EMPTY)); println_Msg(c64game); display_Update(); #else Serial.print(F("CART TITLE:")); Serial.println(c64game); #endif #if defined(ENABLE_OLED) buttonVal1 = (PIND & (1 << 7)); // PD7 #elif defined(ENABLE_LCD) boolean buttonVal1 = (PING & (1 << 2)); //PG2 #endif if (buttonVal1 == HIGH) { // Button Released buttonreleased = 1; break; } if (buttonreleased) { buttonreleased = 0; // Reset Flag break; } } } #if defined(ENABLE_OLED) buttonVal1 = (PIND & (1 << 7)); // PD7 #elif defined(ENABLE_LCD) boolean buttonVal1 = (PING & (1 << 2)); //PG2 #endif if (buttonVal1 == HIGH) // Button Released break; } } #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display.setCursor(0, 56); println_Msg(F("FAST CYCLE OFF")); display_Update(); #else Serial.println(FS(FSTRING_EMPTY)); Serial.println(F("FAST CYCLE OFF")); Serial.println(F("PRESS BUTTON TO STEP FORWARD")); Serial.println(F("DOUBLE CLICK TO STEP BACK")); Serial.println(F("HOLD TO SELECT")); Serial.println(FS(FSTRING_EMPTY)); #endif while (readVals_C64(c64game, c64mm, c64rr, c64pp, c64ll)) { if (strcmp(c64csvEND, c64game) == 0) { c64csvFile.seek(0); // Restart } else { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display_Clear(); println_Msg(F("CART TITLE:")); println_Msg(FS(FSTRING_EMPTY)); println_Msg(c64game); display.setCursor(0, 48); #if defined(ENABLE_OLED) print_STR(press_to_change_STR, 1); print_STR(right_to_select_STR, 1); #elif defined(ENABLE_LCD) print_STR(rotate_to_change_STR, 1); print_STR(press_to_select_STR, 1); #endif display_Update(); #else Serial.print(F("CART TITLE:")); Serial.println(c64game); #endif while (1) { // Single Step uint8_t b = checkButton(); if (b == 1) { // Continue (press) break; } if (b == 2) { // Reset to Start of List (doubleclick) byte prevline = strtol(c64ll, NULL, 10); c64csvpos -= prevline; c64csvFile.seek(c64csvpos); break; } if (b == 3) { // Long Press - Select Cart (hold) newc64mapper = strtol(c64mm, NULL, 10); newc64size = strtol(c64rr, NULL, 10); newc64port = strtol(c64pp, NULL, 10); EEPROM_writeAnything(7, newc64mapper); EEPROM_writeAnything(8, newc64size); EEPROM_writeAnything(12, newc64port); cartselected = 1; // SELECTION MADE #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) println_Msg(F("SELECTION MADE")); display_Update(); #else Serial.println(F("SELECTION MADE")); #endif break; } } if (cartselected) { cartselected = 0; // Reset Flag return true; } } } #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) println_Msg(FS(FSTRING_EMPTY)); println_Msg(F("END OF FILE")); display_Update(); #else Serial.println(F("END OF FILE")); #endif return false; } void checkCSV_C64() { if (getCartListInfo_C64()) { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display_Clear(); println_Msg(F("CART SELECTED")); println_Msg(FS(FSTRING_EMPTY)); println_Msg(c64game); display_Update(); // Display Settings display.setCursor(0, 56); print_Msg(F("CODE: M")); print_Msg(newc64mapper); print_Msg(F("/R")); print_Msg(newc64size); print_Msg(F("/P")); print_Msg(newc64port); display_Update(); #else Serial.println(FS(FSTRING_EMPTY)); Serial.println(F("CART SELECTED")); Serial.println(c64game); // Display Settings Serial.print(F("CODE: M")); Serial.print(newc64mapper); Serial.print(F("/R")); Serial.print(newc64size); Serial.print(F("/P")); Serial.print(newc64port); Serial.println(FS(FSTRING_EMPTY)); #endif } else { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display.setCursor(0, 56); println_Msg(F("NO SELECTION")); display_Update(); #else Serial.println(F("NO SELECTION")); #endif } } void setCart_C64() { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display_Clear(); println_Msg(c64cartCSV); display_Update(); #endif sd.chdir(); sprintf(folder, "C64/CSV"); sd.chdir(folder); // Switch Folder c64csvFile = sd.open(c64cartCSV, O_READ); if (!c64csvFile) { #if (defined(ENABLE_OLED) || defined(ENABLE_LCD)) display_Clear(); println_Msg(F("CSV FILE NOT FOUND!")); display_Update(); #else Serial.println(F("CSV FILE NOT FOUND!")); #endif while (1) { if (checkButton() != 0) setup_C64(); } } checkCSV_C64(); c64csvFile.close(); } #endif