// license:GPL-2.0+ // copyright-holders: Felipe Sanches /*************************************************************************** Itautec I7000 driver by Felipe C. da S. Sanches with tech info provided by Alexandre Souza (a.k.a. Tabajara). The portuguese Wikipedia article available at http://pt.wikipedia.org/wiki/Itautec_I-7000 also provides a technical overview of this machine: The I-7000 was the first computer manufactured by Itautec (http://www.itautec.com.br/pt-br/produtos). It was originally an 8 bit CP/M computer that became an IBM PC-XT clone in later hardware revisions which took the "I-7000 PC-XT" name. * Released in 1982 * Operating System: SIM/M / BASIC * CPU: National NSC800 D-4 at 4,00 MHz * Memory: 64KB to 128KB * keyboards: 80 keys (with a reduced numerical keypad and function keys) * display: - 40 X 25 text - 80 X 25 text - 160 X 100 (8 colors) - 640 X 200 (monochrome, with an expansion board) - 320 X 200 (16 colors, with an expansion board) * Expansion slots: - 1 frontal cart slot - 4 internal expansion slots * Ports: - 1 composite video output for a color monitor - 2 cassete interfaces - 1 RS-232C serial port - 1 parallel interface * Storage: - Cassetes recorder - Up to 4 external floppy drives: 8" (FD/DD, 1,1MB) or 5" 1/4 - Up to 1 external 10 MB hard-drive ****************************************************************************/ #include "emu.h" #include "cpu/z80/z80.h" //CPU was actually a NSC800 (Z80 compatible) #include "bus/generic/carts.h" #include "machine/pit8253.h" #include "machine/i8279.h" #include "sound/speaker.h" #include "video/mc6845.h" class i7000_state : public driver_device { public: i7000_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_card(*this, "cardslot"), m_gfxdecode(*this, "gfxdecode"), m_videoram(*this, "videoram") { } void video_start(); void machine_start(); required_device m_maincpu; required_device m_card; required_device m_gfxdecode; required_shared_ptr m_videoram; UINT32 screen_update_i7000(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); UINT8 *m_char_rom; UINT8 m_row; tilemap_t *m_bg_tilemap; TILE_GET_INFO_MEMBER(get_bg_tile_info); MC6845_ON_UPDATE_ADDR_CHANGED(crtc_addr); DECLARE_DRIVER_INIT(i7000); DECLARE_PALETTE_INIT(i7000); DECLARE_DEVICE_IMAGE_LOAD_MEMBER( i7000_card ); DECLARE_READ8_MEMBER(i7000_kbd_r); DECLARE_WRITE8_MEMBER(i7000_scanlines_w); }; WRITE8_MEMBER( i7000_state::i7000_scanlines_w ) { m_row = data; } READ8_MEMBER( i7000_state::i7000_kbd_r ) { UINT8 data = 0xff; for (int i=0; i<40*25; i++){ m_bg_tilemap->mark_tile_dirty(i); } if (m_row < 8) { char kbdrow[6]; sprintf(kbdrow,"X%X",m_row); data = ioport(kbdrow)->read(); } return data; } /* Input ports */ static INPUT_PORTS_START( i7000 ) PORT_START("X0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("!") PORT_CHAR('!') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ENTER") PORT_CODE(KEYCODE_ENTER) PORT_START("X1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0x9D") PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0x8F") PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^R DC2") //0x12 PORT_START("X2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("$ ^") PORT_CHAR('$') PORT_CHAR('^') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0xA0") PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("- _") PORT_CODE(KEYCODE_MINUS) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BACKSPACE") PORT_CODE(KEYCODE_BACKSPACE) PORT_START("X3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("% +") PORT_CHAR('%') PORT_CHAR('+') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0x9C") PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("@") PORT_CHAR('@') PORT_START("X4") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5 *") PORT_CODE(KEYCODE_5) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^U NAK") //0x15 PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("| <") PORT_CHAR('<') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(", ;") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR(';') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^E ENQ") //0x05 PORT_START("X5") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^O SI") //0x0F PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("#") PORT_CHAR('#') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("{") PORT_CHAR('{') PORT_START("X6") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^L FF") //0x0C PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^T DC4") //0x14 PORT_START("X7") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(">") PORT_CHAR('>') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SPACEBAR") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("}") PORT_CHAR('}') PORT_START("DSW") /* DP01 */ PORT_DIPNAME( 0x80, 0x80, "1") PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x80, DEF_STR( Yes ) ) PORT_DIPNAME( 0x40, 0x40, "2") PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x40, DEF_STR( Yes ) ) PORT_DIPNAME( 0x20, 0x00, "3") PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x20, DEF_STR( Yes ) ) PORT_DIPNAME( 0x10, 0x10, "4") PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x10, DEF_STR( Yes ) ) PORT_DIPNAME( 0x08, 0x08, "5") PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x08, DEF_STR( Yes ) ) PORT_DIPNAME( 0x04, 0x04, "6") PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x04, DEF_STR( Yes ) ) PORT_DIPNAME( 0x02, 0x00, "7") PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x02, DEF_STR( Yes ) ) PORT_DIPNAME( 0x01, 0x01, "8") PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x01, DEF_STR( Yes ) ) INPUT_PORTS_END DRIVER_INIT_MEMBER(i7000_state, i7000) { } void i7000_state::machine_start() { address_space &program = m_maincpu->space(AS_PROGRAM); if (m_card->exists()) { // 0x4000 - 0xbfff 32KB ROM program.install_read_handler(0x4000, 0xbfff, read8_delegate(FUNC(generic_slot_device::read_rom),(generic_slot_device*)m_card)); } } PALETTE_INIT_MEMBER(i7000_state, i7000) { palette.set_pen_color(0, rgb_t(0x33, 0x33, 0x33)); palette.set_pen_color(1, rgb_t(0xBB, 0xBB, 0xBB)); } /*FIXME: we still need to figure out the proper memory map for the maincpu and where the cartridge slot maps to. */ static ADDRESS_MAP_START(i7000_mem, AS_PROGRAM, 8, i7000_state) AM_RANGE(0x0000, 0x0fff) AM_ROM AM_REGION("boot", 0) AM_RANGE(0x2000, 0x2fff) AM_RAM AM_SHARE("videoram") AM_RANGE(0x4000, 0xffff) AM_RAM // AM_RANGE(0x4000, 0xbfff) AM_ROM AM_REGION("cardslot", 0) ADDRESS_MAP_END static ADDRESS_MAP_START( i7000_io , AS_IO, 8, i7000_state) ADDRESS_MAP_UNMAP_HIGH ADDRESS_MAP_GLOBAL_MASK (0xff) // AM_RANGE(0x06, 0x06) AM_WRITE(i7000_io_?_w) // AM_RANGE(0x08, 0x09) AM_WRITE(i7000_io_?_w) //printer perhaps? // AM_RANGE(0x0c, 0x0c) AM_WRITE(i7000_io_?_w) //0x0C and 0x10 may be related to mem page swapping. (self-test "4. PAG") // AM_RANGE(0x10, 0x10) AM_WRITE(i7000_io_?_w) // AM_RANGE(0x14, 0x15) AM_WRITE(i7000_io_?_w) AM_RANGE(0x18, 0x1b) AM_DEVREADWRITE("pit8253", pit8253_device, read, write) // AM_RANGE(0x1c, 0x1c) AM_WRITE(i7000_io_printer_data_w) //ASCII data AM_RANGE(0x1d, 0x1d) AM_READ_PORT("DSW") // AM_RANGE(0x1e, 0x1e) AM_READWRITE(i7000_io_printer_status_r, i7000_io_?_w) // AM_RANGE(0x1f, 0x1f) AM_WRITE(i7000_io_printer_strobe_w) //self-test routine writes 0x08 and 0x09 (it seems that bit 0 is the strobe and bit 3 is an enable signal) // AM_RANGE(0x20, 0x21) AM_READWRITE(i7000_io_keyboard_r, i7000_io_keyboard_w) AM_RANGE( 0x20, 0x20 ) AM_DEVREADWRITE("i8279", i8279_device, data_r, data_w) AM_RANGE( 0x21, 0x21 ) AM_DEVREADWRITE("i8279", i8279_device, status_r, cmd_w) // AM_RANGE(0x24, 0x24) AM_READ(i7000_io_?_r) // AM_RANGE(0x25, 0x25) AM_WRITE(i7000_io_?_w) // AM_RANGE(0x28, 0x2d) AM_READWRITE(i7000_io_joystick_r, i7000_io_joystick_w) // AM_RANGE(0x3b, 0x3b) AM_WRITE(i7000_io_?_w) // AM_RANGE(0x66, 0x67) AM_WRITE(i7000_io_?_w) // AM_RANGE(0xbb, 0xbb) AM_WRITE(i7000_io_?_w) //may be related to page-swapping... ADDRESS_MAP_END DEVICE_IMAGE_LOAD_MEMBER( i7000_state, i7000_card ) { UINT32 size = m_card->common_get_size("rom"); m_card->rom_alloc(size, GENERIC_ROM8_WIDTH, ENDIANNESS_BIG); m_card->common_load_rom(m_card->get_rom_base(), size, "rom"); return IMAGE_INIT_PASS; } static const gfx_layout i7000_charlayout = { 8, 8, /* 8 x 8 characters */ 256, /* 256 characters */ 1, /* 1 bits per pixel */ { 0 }, /* no bitplanes */ /* x offsets */ { 0, 1, 2, 3, 4, 5, 6, 7 }, /* y offsets */ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, 8*8 /* every char takes 8 bytes */ }; static GFXDECODE_START( i7000 ) GFXDECODE_ENTRY( "gfx1", 0x0000, i7000_charlayout, 0, 8 ) GFXDECODE_END /**************************** * Video/Character functions * ****************************/ TILE_GET_INFO_MEMBER(i7000_state::get_bg_tile_info) { SET_TILE_INFO_MEMBER(0, /*code:*/ m_videoram[tile_index], /*color:*/ 0, 0); } void i7000_state::video_start() { m_bg_tilemap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(i7000_state::get_bg_tile_info),this), TILEMAP_SCAN_ROWS, 8, 8, 40, 25); } UINT32 i7000_state::screen_update_i7000(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0); return 0; } /* ROCKWELL 6545 - Transparent Memory Addressing */ MC6845_ON_UPDATE_ADDR_CHANGED(i7000_state::crtc_addr) { /* What is this mandatory function meant to do ? */ } static MACHINE_CONFIG_START( i7000, i7000_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", NSC800, XTAL_4MHz) MCFG_CPU_PROGRAM_MAP(i7000_mem) MCFG_CPU_IO_MAP(i7000_io) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(60) MCFG_SCREEN_SIZE(320, 200) /* 40x25 8x8 chars */ MCFG_SCREEN_VISIBLE_AREA(0, 320-1, 0, 200-1) MCFG_SCREEN_UPDATE_DRIVER(i7000_state, screen_update_i7000) MCFG_SCREEN_PALETTE("palette") MCFG_GFXDECODE_ADD("gfxdecode", "palette", i7000) MCFG_PALETTE_ADD("palette", 2) MCFG_PALETTE_INIT_OWNER(i7000_state, i7000) MCFG_MC6845_ADD("crtc", R6545_1, "screen", XTAL_20MHz) /* (?) */ MCFG_MC6845_SHOW_BORDER_AREA(true) MCFG_MC6845_CHAR_WIDTH(8) MCFG_MC6845_ADDR_CHANGED_CB(i7000_state, crtc_addr) /* sound hardware */ MCFG_SPEAKER_STANDARD_MONO("mono") MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) /* Programmable timer */ MCFG_DEVICE_ADD("pit8253", PIT8253, 0) // MCFG_PIT8253_CLK0(XTAL_4MHz / 2) /* TODO: verify on PCB */ // MCFG_PIT8253_OUT0_HANDLER(WRITELINE(i7000_state,i7000_pit_out0)) // MCFG_PIT8253_CLK1(XTAL_4MHz / 2) /* TODO: verify on PCB */ // MCFG_PIT8253_OUT1_HANDLER(WRITELINE(i7000_state,i7000_pit_out1)) MCFG_PIT8253_CLK2(XTAL_4MHz / 2) /* TODO: verify on PCB */ MCFG_PIT8253_OUT2_HANDLER(DEVWRITELINE("speaker", speaker_sound_device, level_w)) /* Keyboard interface */ MCFG_DEVICE_ADD("i8279", I8279, 4000000) /* guessed value. TODO: verify on PCB */ MCFG_I8279_OUT_SL_CB(WRITE8(i7000_state, i7000_scanlines_w)) // scan SL lines MCFG_I8279_IN_RL_CB(READ8(i7000_state, i7000_kbd_r)) // kbd RL lines MCFG_I8279_IN_SHIFT_CB(VCC) // TODO: Shift key MCFG_I8279_IN_CTRL_CB(VCC) // TODO: Ctrl key /* Cartridge slot */ MCFG_GENERIC_CARTSLOT_ADD("cardslot", generic_romram_plain_slot, "i7000_card") MCFG_GENERIC_EXTENSIONS("rom") MCFG_GENERIC_LOAD(i7000_state, i7000_card) /* Software lists */ MCFG_SOFTWARE_LIST_ADD("card_list", "i7000_card") MACHINE_CONFIG_END ROM_START( i7000 ) ROM_REGION( 0x1000, "boot", 0 ) ROM_LOAD( "i7000_boot_v1_4r02_15_10_85_d52d.rom", 0x0000, 0x1000, CRC(622412e5) SHA1(bf187a095600fd46a739c35132a85b5f39b2f867) ) ROM_REGION( 0x0800, "gfx1", 0 ) ROM_LOAD( "i7000_chargen.rom", 0x0000, 0x0800, CRC(7ba75183) SHA1(4af799f4a8bd385e1e4e5ece378df93e1133dc12) ) ROM_REGION( 0x1000, "drive", 0 ) ROM_LOAD( "i7000_drive_ci01.rom", 0x0000, 0x1000, CRC(d8d6e5c1) SHA1(93e7db42fbfaa8243973321c7fc8c51ed80780be) ) ROM_REGION( 0x1000, "telex", 0 ) ROM_LOAD( "i7000_telex_ci09.rom", 0x0000, 0x1000, CRC(c1c8fcc8) SHA1(cbf5fb600e587b998f190a9e3fb398a51d8a5e87) ) ROM_END /* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ COMP( 1982, i7000, 0, 0, i7000, i7000, i7000_state, i7000, "Itautec", "I-7000", MACHINE_NOT_WORKING)