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-rw-r--r--src/devices/bus/rs232/terminal.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/src/devices/bus/rs232/terminal.h b/src/devices/bus/rs232/terminal.h
index e58b882a96d..727b3122583 100644
--- a/src/devices/bus/rs232/terminal.h
+++ b/src/devices/bus/rs232/terminal.h
@@ -20,9 +20,7 @@ public:
protected:
virtual ioport_constructor device_input_ports() const override;
- virtual void device_start() override;
virtual void device_reset() override;
- virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
virtual void tra_callback() override;
virtual void send_key(uint8_t code) override;
/a> 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386
// license:BSD-3-Clause
// copyright-holders:Brad Oliver,Fabio Priuli
/***************************************************************************

  nes.c

  Driver file to handle emulation of the Nintendo Entertainment System (Famicom).

  MESS driver by Brad Oliver (bradman@pobox.com), NES sound code by Matt Conte.
  Based in part on the old xNes code, by Nicolas Hamel, Chuck Mason, Brad Oliver,
  Richard Bannister and Jeff Mitchell.

***************************************************************************/

#include "emu.h"
#include "includes/nes.h"

#include "cpu/m6502/n2a03.h"
#include "screen.h"
#include "softlist.h"
#include "speaker.h"


WRITE8_MEMBER(nes_state::nes_vh_sprite_dma_w)
{
	m_ppu->spriteram_dma(space, data);
}

void nes_state::nes_map(address_map &map)
{
	map(0x0000, 0x07ff).ram().mirror(0x1800);                   /* RAM */
	map(0x2000, 0x3fff).rw(m_ppu, FUNC(ppu2c0x_device::read), FUNC(ppu2c0x_device::write));        /* PPU registers */
	map(0x4014, 0x4014).w(this, FUNC(nes_state::nes_vh_sprite_dma_w));              /* stupid address space hole */
	map(0x4016, 0x4016).rw(this, FUNC(nes_state::nes_in0_r), FUNC(nes_state::nes_in0_w));         /* IN0 - input port 1 */
	map(0x4017, 0x4017).r(this, FUNC(nes_state::nes_in1_r));                         /* IN1 - input port 2 */
	// 0x4100-0x5fff -> LOW HANDLER defined on a pcb base
	// 0x6000-0x7fff -> MID HANDLER defined on a pcb base
	// 0x8000-0xffff -> HIGH HANDLER defined on a pcb base
}

static INPUT_PORTS_START( nes )
	// input devices go through slot options
INPUT_PORTS_END

static INPUT_PORTS_START( famicom )
	// input devices go through slot options
	PORT_START("FLIPDISK") /* fake key */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_OTHER) PORT_NAME("Change Disk Side") PORT_CODE(KEYCODE_SPACE)
INPUT_PORTS_END


void nes_state::ppu_nmi(int *ppu_regs)
{
	m_maincpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
}


MACHINE_CONFIG_START(nes_state::nes)
	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", N2A03, NTSC_APU_CLOCK)
	MCFG_CPU_PROGRAM_MAP(nes_map)

	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_REFRESH_RATE(60.0988)
	// This isn't used so much to calulate the vblank duration (the PPU code tracks that manually) but to determine
	// the number of cycles in each scanline for the PPU scanline timer. Since the PPU has 20 vblank scanlines + 2
	// non-rendering scanlines, we compensate. This ends up being 2500 cycles for the non-rendering portion, 2273
	// cycles for the actual vblank period.
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC((113.66/(NTSC_APU_CLOCK.dvalue()/1000000)) * (ppu2c0x_device::VBLANK_LAST_SCANLINE_NTSC-ppu2c0x_device::VBLANK_FIRST_SCANLINE+1+2)))
	MCFG_SCREEN_SIZE(32*8, 262)
	MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 30*8-1)
	MCFG_SCREEN_UPDATE_DRIVER(nes_state, screen_update_nes)
	MCFG_SCREEN_PALETTE("palette")

	MCFG_PALETTE_ADD("palette", 4*16*8)
	MCFG_PALETTE_INIT_OWNER(nes_state, nes)

	MCFG_PPU2C02_ADD("ppu")
	MCFG_PPU2C0X_CPU("maincpu")
	MCFG_PPU2C0X_SET_NMI(nes_state, ppu_nmi)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	// note APU sound level here was specified as 0.90, not 0.50 like the others
	// not sure how to adjust it when it's inside the CPU?

	MCFG_NES_CONTROL_PORT_ADD("ctrl1", nes_control_port1_devices, "joypad")
	MCFG_NESCTRL_BRIGHTPIXEL_CB(nes_state, bright_pixel)
	MCFG_NES_CONTROL_PORT_ADD("ctrl2", nes_control_port2_devices, "joypad")
	MCFG_NESCTRL_BRIGHTPIXEL_CB(nes_state, bright_pixel)

	MCFG_NES_CARTRIDGE_ADD("nes_slot", nes_cart, nullptr)
	MCFG_SOFTWARE_LIST_ADD("cart_list", "nes")
	MCFG_SOFTWARE_LIST_ADD("ade_list", "nes_ade")         // Camerica/Codemasters Aladdin Deck Enhancer mini-carts
	MCFG_SOFTWARE_LIST_ADD("ntb_list", "nes_ntbrom")      // Sunsoft Nantettate! Baseball mini-carts
	MCFG_SOFTWARE_LIST_ADD("kstudio_list", "nes_kstudio") // Bandai Karaoke Studio expansion carts
	MCFG_SOFTWARE_LIST_ADD("datach_list", "nes_datach")   // Bandai Datach Joint ROM System mini-carts
MACHINE_CONFIG_END

MACHINE_CONFIG_START(nes_state::nespal)
	nes(config);
	/* basic machine hardware */
	MCFG_CPU_MODIFY("maincpu")
	MCFG_CPU_CLOCK(PAL_APU_CLOCK)
	MCFG_CPU_PROGRAM_MAP(nes_map)

	MCFG_DEVICE_REMOVE("ppu")
	MCFG_PPU2C07_ADD("ppu")
	MCFG_PPU2C0X_CPU("maincpu")
	MCFG_PPU2C0X_SET_NMI(nes_state, ppu_nmi)

	/* video hardware */
	MCFG_SCREEN_MODIFY("screen")
	MCFG_SCREEN_REFRESH_RATE(50.0070)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC((106.53/(PAL_APU_CLOCK.dvalue()/1000000)) * (ppu2c0x_device::VBLANK_LAST_SCANLINE_PAL-ppu2c0x_device::VBLANK_FIRST_SCANLINE+1+2)))
	MCFG_SCREEN_SIZE(32*8, 312)
	MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 30*8-1)
MACHINE_CONFIG_END

MACHINE_CONFIG_START(nes_state::famicom)
	nes(config);
	MCFG_DEVICE_REMOVE("ctrl1")
	MCFG_DEVICE_REMOVE("ctrl2")
	MCFG_NES_CONTROL_PORT_ADD("ctrl1", fc_control_port1_devices, "joypad")
	MCFG_NES_CONTROL_PORT_ADD("ctrl2", fc_control_port2_devices, "joypad")
	MCFG_FC_EXPANSION_PORT_ADD("exp", fc_expansion_devices, nullptr)
	MCFG_NESCTRL_BRIGHTPIXEL_CB(nes_state, bright_pixel)

	MCFG_SOFTWARE_LIST_ADD("flop_list", "famicom_flop")
	MCFG_SOFTWARE_LIST_ADD("cass_list", "famicom_cass")
MACHINE_CONFIG_END

MACHINE_CONFIG_START(nes_state::nespalc)
	nespal(config);
	MCFG_CPU_MODIFY( "maincpu" )
	MCFG_CPU_CLOCK(PALC_APU_CLOCK)
	MCFG_CPU_PROGRAM_MAP(nes_map)

	/* UMC 6538 and friends -- extends time for rendering dummy scanlines */
	MCFG_DEVICE_REMOVE("ppu")
	MCFG_PPUPALC_ADD("ppu")
	MCFG_PPU2C0X_CPU("maincpu")
	MCFG_PPU2C0X_SET_NMI(nes_state, ppu_nmi)

	/* video hardware */
	MCFG_SCREEN_MODIFY("screen")
	MCFG_SCREEN_REFRESH_RATE(50.0070)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC((113.66/(PALC_APU_CLOCK.dvalue()/1000000)) * (ppu2c0x_device::VBLANK_LAST_SCANLINE_PAL-ppu2c0x_device::VBLANK_FIRST_SCANLINE_PALC+1+2)))
MACHINE_CONFIG_END

MACHINE_CONFIG_START(nes_state::famipalc)
	nespalc(config);
	MCFG_DEVICE_REMOVE("ctrl1")
	MCFG_DEVICE_REMOVE("ctrl2")
	MCFG_NES_CONTROL_PORT_ADD("ctrl1", fc_control_port1_devices, "joypad")
	MCFG_NES_CONTROL_PORT_ADD("ctrl2", fc_control_port2_devices, "joypad")
	MCFG_FC_EXPANSION_PORT_ADD("exp", fc_expansion_devices, nullptr)
	MCFG_NESCTRL_BRIGHTPIXEL_CB(nes_state, bright_pixel)

	MCFG_SOFTWARE_LIST_ADD("cass_list", "famicom_cass")
MACHINE_CONFIG_END

MACHINE_CONFIG_START(nes_state::suborkbd)
	famipalc(config);
	/* TODO: emulate the parallel port bus! */
	MCFG_DEVICE_MODIFY("exp")
	MCFG_SLOT_DEFAULT_OPTION("subor_keyboard")
	MCFG_SLOT_FIXED(true)
MACHINE_CONFIG_END

void nes_state::setup_disk(nes_disksys_device *slot)
{
	if (slot)
	{
		address_space &space = m_maincpu->space(AS_PROGRAM);

		// Set up memory handlers
		space.install_read_handler(0x4020, 0x40ff, read8_delegate(FUNC(nes_disksys_device::read_ex), (nes_disksys_device *)slot));
		space.install_write_handler(0x4020, 0x40ff, write8_delegate(FUNC(nes_disksys_device::write_ex), (nes_disksys_device *)slot));
		space.install_read_handler(0x4100, 0x5fff, read8_delegate(FUNC(device_nes_cart_interface::read_l), (device_nes_cart_interface *)slot));
		space.install_write_handler(0x4100, 0x5fff, write8_delegate(FUNC(device_nes_cart_interface::write_l), (device_nes_cart_interface *)slot));
		space.install_read_handler(0x6000, 0x7fff, read8_delegate(FUNC(nes_disksys_device::read_m), (nes_disksys_device *)slot));
		space.install_write_handler(0x6000, 0x7fff, write8_delegate(FUNC(nes_disksys_device::write_m), (nes_disksys_device *)slot));
		space.install_read_handler(0x8000, 0xffff, read8_delegate(FUNC(nes_disksys_device::read_h), (nes_disksys_device *)slot));
		space.install_write_handler(0x8000, 0xffff, write8_delegate(FUNC(nes_disksys_device::write_h), (nes_disksys_device *)slot));

		slot->vram_alloc(0x2000);
		slot->prgram_alloc(0x8000);

		slot->pcb_start(machine(), m_ciram.get(), false);
		m_ppu->space(AS_PROGRAM).install_readwrite_handler(0, 0x1fff, read8_delegate(FUNC(device_nes_cart_interface::chr_r),(device_nes_cart_interface *)slot), write8_delegate(FUNC(device_nes_cart_interface::chr_w),(device_nes_cart_interface *)slot));
		m_ppu->space(AS_PROGRAM).install_readwrite_handler(0x2000, 0x3eff, read8_delegate(FUNC(device_nes_cart_interface::nt_r),(device_nes_cart_interface *)slot), write8_delegate(FUNC(device_nes_cart_interface::nt_w),(device_nes_cart_interface *)slot));
		m_ppu->set_scanline_callback(ppu2c0x_device::scanline_delegate(FUNC(device_nes_cart_interface::scanline_irq),(device_nes_cart_interface *)slot));
		m_ppu->set_hblank_callback(ppu2c0x_device::hblank_delegate(FUNC(nes_disksys_device::hblank_irq),(nes_disksys_device *)slot));
		m_ppu->set_latch(ppu2c0x_device::latch_delegate(FUNC(device_nes_cart_interface::ppu_latch),(device_nes_cart_interface *)slot));
	}
}


MACHINE_START_MEMBER( nes_state, fds )
{
	m_ciram = std::make_unique<uint8_t[]>(0x800);
	m_io_disksel = ioport("FLIPDISK");
	setup_disk(m_disk);

	// register saves
	save_item(NAME(m_last_frame_flip));
	save_pointer(NAME(m_ciram.get()), 0x800);
}

MACHINE_RESET_MEMBER( nes_state, fds )
{
	// Reset the mapper variables
	m_disk->pcb_reset();

	// the rest is the same as for nes/famicom/dendy
	m_maincpu->reset();
}

MACHINE_CONFIG_START(nes_state::fds)
	famicom(config);
	MCFG_MACHINE_START_OVERRIDE( nes_state, fds )
	MCFG_MACHINE_RESET_OVERRIDE( nes_state, fds )

	MCFG_DEVICE_REMOVE("nes_slot")
	MCFG_DEVICE_ADD("disk", NES_DISKSYS, 0)

	MCFG_DEVICE_REMOVE("cart_list")
	MCFG_DEVICE_REMOVE("cass_list")
	MCFG_DEVICE_REMOVE("ade_list")
	MCFG_DEVICE_REMOVE("ntb_list")
	MCFG_DEVICE_REMOVE("kstudio_list")
	MCFG_DEVICE_REMOVE("datach_list")
MACHINE_CONFIG_END


MACHINE_START_MEMBER( nes_state, famitwin )
{
	// start the base nes stuff
	machine_start();

	// if there is no cart inserted, setup the disk expansion instead
	if (!m_cartslot->exists())
	{
		setup_disk(m_disk);

		// replace the famicom disk ROM with the famicom twin one (until we modernize the floppy drive)
		m_maincpu->space(AS_PROGRAM).install_read_bank(0xe000, 0xffff, "ftbios");
		membank("ftbios")->set_base(machine().root_device().memregion("maincpu")->base() + 0xe000);
	}
}

MACHINE_RESET_MEMBER( nes_state, famitwin )
{
	// Reset the mapper variables. Will also mark the char-gen ram as dirty
	m_cartslot->pcb_reset();
	// if there is no cart inserted, initialize the disk expansion instead
	if (!m_cartslot->exists())
		m_disk->pcb_reset();

	// the rest is the same as for nes/famicom/dendy
	m_maincpu->reset();
}

MACHINE_CONFIG_START(nes_state::famitwin)
	famicom(config);

	MCFG_MACHINE_START_OVERRIDE( nes_state, famitwin )
	MCFG_MACHINE_RESET_OVERRIDE( nes_state, famitwin )

	MCFG_DEVICE_MODIFY("nes_slot")
	MCFG_NES_CARTRIDGE_NOT_MANDATORY

	MCFG_DEVICE_ADD("disk", NES_DISKSYS, 0)
MACHINE_CONFIG_END



ROM_START( nes )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )  /* Main RAM */
ROM_END

ROM_START( nespal )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )  /* Main RAM */
ROM_END

ROM_START( famicom )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )  /* Main RAM */
ROM_END

#define rom_fds rom_famicom

ROM_START( famitwin )
	ROM_REGION( 0x10000, "maincpu", 0 )  /* Main RAM */
	ROM_LOAD( "rp2c33a-02.bin", 0xe000, 0x2000, CRC(4df24a6c) SHA1(e4e41472c454f928e53eb10e0509bf7d1146ecc1) ) // "Famicom" logo instead of Nintendo logo
ROM_END

ROM_START( m82 )
	ROM_REGION( 0x14000, "maincpu", 0 )  /* Main RAM + program banks */
	/* Banks to be mapped at 0xe000? More investigations needed... */
	ROM_LOAD( "m82_v1_0.bin", 0x10000, 0x4000, CRC(7d56840a) SHA1(cbd2d14fa073273ba58367758f40d67fd8a9106d) )
ROM_END

ROM_START( m82p )
	/* same as m82 */
	ROM_REGION( 0x14000, "maincpu", 0 )  /* Main RAM + program banks */
	/* Banks to be mapped at 0xe000? More investigations needed... */
	ROM_LOAD( "m82_v1_0.bin", 0x10000, 0x4000, CRC(7d56840a) SHA1(cbd2d14fa073273ba58367758f40d67fd8a9106d) )
ROM_END

// see http://www.disgruntleddesigner.com/chrisc/drpcjr/index.html
// and http://www.disgruntleddesigner.com/chrisc/drpcjr/DrPCJrMemMap.txt
ROM_START( drpcjr )
	ROM_REGION( 0x18000, "maincpu", 0 )  /* Main RAM + program banks */
	/* 4 banks to be mapped in 0xe000-0xffff (or 8 banks to be mapped in 0xe000-0xefff & 0xf000-0xffff).
	Banks selected by writing at 0x4180 */
	ROM_LOAD("drpcjr_bios.bin", 0x10000, 0x8000, CRC(c8fbef89) SHA1(2cb0a817b31400cdf27817d09bae7e69f41b062b) ) // bios vers. 1.0a
	// Not sure if we should support this: hacked version 1.5a by Chris Covell with bugfixes and GameGenie support
//  ROM_LOAD("drpcjr_v1_5_gg.bin", 0x10000, 0x8000, CRC(98f2033b) SHA1(93c114da787a19279d1a46667c2f69b49e25d4f1) )
ROM_END

ROM_START( iq501 )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )  /* Main RAM */
ROM_END

ROM_START( iq502 )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )  /* Main RAM */
ROM_END

ROM_START( dendy )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )  /* Main RAM */
ROM_END

ROM_START( dendy2 )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )  /* Main RAM */
ROM_END

ROM_START( gchinatv )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )  /* Main RAM */
ROM_END

ROM_START( sb486 )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )  /* Main RAM */
ROM_END

/***************************************************************************

  Game driver(s)

***************************************************************************/

//    YEAR  NAME       PARENT      COMPAT  MACHINE    INPUT    STATE          INIT     COMPANY          FULLNAME

// Nintendo Entertainment System hardware
CONS( 1985, nes,       0,          0,      nes,       nes,     nes_state,     0,       "Nintendo",      "Nintendo Entertainment System / Famicom (NTSC)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
CONS( 1987, nespal,    nes,        0,      nespal,    nes,     nes_state,     0,       "Nintendo",      "Nintendo Entertainment System (PAL)",            MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
// M82 Display Unit
// supports up to twelve cartridge slots
CONS( 198?, m82,       nes,        0,      nes,       nes,     nes_state,     0,       "Nintendo",      "M82 Display Unit (NTSC)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )
CONS( 198?, m82p,      nes,        0,      nespal,    nes,     nes_state,     0,       "Nintendo",      "M82 Display Unit (PAL)",  MACHINE_IMPERFECT_GRAPHICS | MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )

// Famicom hardware
CONS( 1983, famicom,   0,          nes,    famicom,   famicom, nes_state,     famicom, "Nintendo",      "Famicom",                         MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
CONS( 1983, fds,       famicom,    0,      fds,       famicom, nes_state,     famicom, "Nintendo",      "Famicom (w/ Disk System add-on)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
CONS( 1986, famitwin,  famicom,    0,      famitwin,  famicom, nes_state,     famicom, "Sharp",         "Famicom Twin",                    MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )

// Clone hardware
// Many knockoffs using derivatives of the UMC board design, later incorporated into single CMOS chips, were manufactured before and past the end of the Famicom's timeline.

// !! PAL clones documented here !!
// Famicom-based
CONS( 1992, iq501,     0,          nes,    famipalc,  nes,     nes_state,     famicom, "Micro Genius",  "IQ-501",               MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
CONS( 1992, iq502,     0,          nes,    famipalc,  nes,     nes_state,     famicom, "Micro Genius",  "IQ-502",               MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
CONS( 1992, dendy,     iq501,      0,      famipalc,  nes,     nes_state,     famicom, "Steepler",      "Dendy Classic 1",      MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
CONS( 1992, dendy2,    iq502,      0,      famipalc,  nes,     nes_state,     famicom, "Steepler",      "Dendy Classic 2",      MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
CONS( 198?, gchinatv,  0,          nes,    famipalc,  nes,     nes_state,     famicom, "Golden China",  "Golden China TV Game", MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )

// Subor/Xiao Ba Wang hardware and derivatives
// These clones implement a keyboard and a parallel port for printing from a word processor. Later models have mice, PS/2 ports, serial ports and a floppy drive.
CONS( 1993, sb486,     0,          nes,    suborkbd,  nes,     nes_state,     famicom, "Subor",         "SB-486", MACHINE_IMPERFECT_GRAPHICS | MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )

// !! NTSC clones documented here !!
// Famicom-based
// Bung hardware
// Mice, keyboard, etc, including a floppy drive that allows you to run games with a selection of 4 internal "mappers" available on the system.
CONS( 1996, drpcjr,    0,          nes,    famicom,   famicom, nes_state,     famicom, "Bung",          "Doctor PC Jr", MACHINE_IMPERFECT_GRAPHICS | MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )