// license:BSD-3-Clause // copyright-holders:Miodrag Milanovic /*************************************************************************** PK-8020 driver by Miodrag Milanovic based on work of Sergey Erokhin from pk8020.narod.ru 18/07/2008 Preliminary driver. ****************************************************************************/ #include "emu.h" #include "includes/pk8020.h" #include "bus/rs232/rs232.h" #include "cpu/i8085/i8085.h" #include "machine/i8255.h" #include "formats/pk8020_dsk.h" #include "machine/ram.h" #include "screen.h" #include "softlist.h" #include "speaker.h" /* Address maps */ void pk8020_state::pk8020_mem(address_map &map) { } void pk8020_state::pk8020_io(address_map &map) { map.global_mask(0xff); map.unmap_value_high(); } /* Input ports */ static INPUT_PORTS_START( pk8020 ) PORT_START("LINE0") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("@") PORT_CODE(KEYCODE_F9) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_START("LINE1") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_START("LINE2") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_START("LINE3") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("\\") PORT_CODE(KEYCODE_BACKSLASH) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("^") PORT_CODE(KEYCODE_TILDE) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("_") PORT_CODE(KEYCODE_EQUALS) PORT_START("LINE4") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_START("LINE5") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(":") PORT_CODE(KEYCODE_QUOTE) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(";") PORT_CODE(KEYCODE_COLON) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(",") PORT_CODE(KEYCODE_COMMA) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_STOP) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_SLASH) PORT_START("LINE6") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("STRN") PORT_CODE(KEYCODE_MINUS_PAD) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("STOP") PORT_CODE(KEYCODE_F12) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("IZ") PORT_CODE(KEYCODE_ASTERISK) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("VZ") PORT_CODE(KEYCODE_SLASH_PAD) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Tab") PORT_CODE(KEYCODE_TAB) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_START("LINE7") // All keys in this line are reversed logic PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Alf") PORT_CODE(KEYCODE_F11) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Graf") PORT_CODE(KEYCODE_F10) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Prf") PORT_CODE(KEYCODE_ESC) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Sel") PORT_CODE(KEYCODE_RCONTROL) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Upr") PORT_CODE(KEYCODE_LCONTROL) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("OO") PORT_CODE(KEYCODE_LALT) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_RSHIFT) PORT_START("LINE8") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 0") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 1") PORT_CODE(KEYCODE_1_PAD) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 2") PORT_CODE(KEYCODE_2_PAD) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 3") PORT_CODE(KEYCODE_3_PAD) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 4") PORT_CODE(KEYCODE_4_PAD) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 5") PORT_CODE(KEYCODE_5_PAD) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 6") PORT_CODE(KEYCODE_6_PAD) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 7") PORT_CODE(KEYCODE_7_PAD) PORT_START("LINE9") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 8") PORT_CODE(KEYCODE_8_PAD) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num 9") PORT_CODE(KEYCODE_9_PAD) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Num .") PORT_CODE(KEYCODE_DEL_PAD) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_START("LINE10") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_START("LINE11") PORT_BIT(0xFF, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_START("LINE12") PORT_BIT(0xFF, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_START("LINE13") PORT_BIT(0xFF, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_START("LINE14") PORT_BIT(0xFF, IP_ACTIVE_HIGH, IPT_UNUSED) PORT_START("LINE15") PORT_BIT(0xFF, IP_ACTIVE_HIGH, IPT_UNUSED) INPUT_PORTS_END /* F4 Character Displayer */ static const gfx_layout pk8020_charlayout = { 8, 16, /* 8 x 16 characters */ 512, /* 512 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, 9*8, 10*8, 11*8, 12*8, 13*8, 14*8, 15*8 }, 8*16 /* every char takes 16 bytes */ }; static GFXDECODE_START( gfx_pk8020 ) GFXDECODE_ENTRY( "gfx1", 0x0000, pk8020_charlayout, 0, 4 ) GFXDECODE_END FLOPPY_FORMATS_MEMBER( pk8020_state::floppy_formats ) FLOPPY_PK8020_FORMAT FLOPPY_FORMATS_END static void pk8020_floppies(device_slot_interface &device) { device.option_add("qd", FLOPPY_525_QD); } /* * interrupts * * 0 external devices * 1 uart rx ready * 2 uart tx ready * 3 lan * 4 vblank * 5 timer ch2 * 6 printer * 7 floppy */ /* Machine driver */ MACHINE_CONFIG_START(pk8020_state::pk8020) /* basic machine hardware */ MCFG_DEVICE_ADD("maincpu", I8080, 20_MHz_XTAL / 8) MCFG_DEVICE_PROGRAM_MAP(pk8020_mem) MCFG_DEVICE_IO_MAP(pk8020_io) MCFG_DEVICE_VBLANK_INT_DRIVER("screen", pk8020_state, pk8020_interrupt) MCFG_DEVICE_IRQ_ACKNOWLEDGE_DEVICE("pic8259", pic8259_device, inta_cb) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(50) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ MCFG_SCREEN_SIZE(512, 256) MCFG_SCREEN_VISIBLE_AREA(0, 512-1, 0, 256-1) MCFG_SCREEN_UPDATE_DRIVER(pk8020_state, screen_update_pk8020) MCFG_SCREEN_PALETTE(m_palette) MCFG_DEVICE_ADD("gfxdecode", GFXDECODE, m_palette, gfx_pk8020) PALETTE(config, m_palette, FUNC(pk8020_state::pk8020_palette), 16); I8255(config, m_ppi8255_1); m_ppi8255_1->in_pa_callback().set(FUNC(pk8020_state::pk8020_porta_r)); m_ppi8255_1->out_pb_callback().set(FUNC(pk8020_state::pk8020_portb_w)); m_ppi8255_1->in_pc_callback().set(FUNC(pk8020_state::pk8020_portc_r)); m_ppi8255_1->out_pc_callback().set(FUNC(pk8020_state::pk8020_portc_w)); I8255(config, m_ppi8255_2); m_ppi8255_2->out_pc_callback().set(FUNC(pk8020_state::pk8020_2_portc_w)); I8255(config, m_ppi8255_3); PIT8253(config, m_pit8253, 0); m_pit8253->set_clk<0>(20_MHz_XTAL / 10); m_pit8253->out_handler<0>().set(FUNC(pk8020_state::pk8020_pit_out0)); m_pit8253->set_clk<1>(20_MHz_XTAL / 10); m_pit8253->out_handler<1>().set(FUNC(pk8020_state::pk8020_pit_out1)); m_pit8253->set_clk<2>((20_MHz_XTAL / 8) / 164); m_pit8253->out_handler<2>().set(m_pic8259, FUNC(pic8259_device::ir5_w)); PIC8259(config, m_pic8259, 0); m_pic8259->out_int_callback().set_inputline(m_maincpu, 0); I8251(config, m_rs232, 0); m_rs232->txd_handler().set("rs232", FUNC(rs232_port_device::write_txd)); m_rs232->rxrdy_handler().set(m_pic8259, FUNC(pic8259_device::ir1_w)); m_rs232->txrdy_handler().set(m_pic8259, FUNC(pic8259_device::ir2_w)); rs232_port_device &rs232(RS232_PORT(config, "rs232", default_rs232_devices, nullptr)); rs232.rxd_handler().set(m_rs232, FUNC(i8251_device::write_rxd)); rs232.cts_handler().set(m_rs232, FUNC(i8251_device::write_cts)); rs232.dsr_handler().set(m_rs232, FUNC(i8251_device::write_dsr)); I8251(config, m_lan, 0); FD1793(config, m_wd1793, 20_MHz_XTAL / 20); m_wd1793->intrq_wr_callback().set(m_pic8259, FUNC(pic8259_device::ir7_w)); MCFG_FLOPPY_DRIVE_ADD("wd1793:0", pk8020_floppies, "qd", pk8020_state::floppy_formats) MCFG_FLOPPY_DRIVE_ADD("wd1793:1", pk8020_floppies, "qd", pk8020_state::floppy_formats) MCFG_FLOPPY_DRIVE_ADD("wd1793:2", pk8020_floppies, "qd", pk8020_state::floppy_formats) MCFG_FLOPPY_DRIVE_ADD("wd1793:3", pk8020_floppies, "qd", pk8020_state::floppy_formats) MCFG_SOFTWARE_LIST_ADD("flop_list", "korvet_flop") /* audio hardware */ SPEAKER(config, "mono").front_center(); SPEAKER_SOUND(config, "speaker").add_route(ALL_OUTPUTS, "mono", 0.25); WAVE(config, "wave", "cassette").add_route(ALL_OUTPUTS, "mono", 0.25); MCFG_CASSETTE_ADD( "cassette" ) MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_PLAY) /* internal ram */ RAM(config, RAM_TAG).set_default_size("258K").set_default_value(0x00); // 64 + 4*48 + 2 = 258 MACHINE_CONFIG_END /* ROM definition */ ROM_START( korvet ) ROM_REGION( 0x16000, "maincpu", ROMREGION_ERASEFF ) ROM_DEFAULT_BIOS("v11") ROM_SYSTEM_BIOS(0, "v11", "v1.1") ROMX_LOAD( "korvet11.rom", 0x10000, 0x6000, CRC(81bdc2af) SHA1(c3484c3f1f3d252475979283c073286b8661d2b9), ROM_BIOS(0)) ROM_SYSTEM_BIOS(1, "v20", "v2.0") ROMX_LOAD( "korvet20.rom", 0x10000, 0x6000, CRC(d6c36a45) SHA1(dba67e63457251814ad5c0fe6bb6d584eea5c7d2), ROM_BIOS(1)) ROM_SYSTEM_BIOS(2, "cpm", "cpm") ROMX_LOAD( "cpm.rom", 0x10000, 0x4000, CRC(7a38d7f6) SHA1(fec6623291a38990b003e818683cd5edfb494c36), ROM_BIOS(2)) ROM_REGION( 0x2000, "gfx1", 0 ) ROM_LOAD( "korvet2.fnt", 0x0000, 0x2000, CRC(fb1cd3d4) SHA1(58f1d6e393253b1e8b497ce0880b6eff6d85b42a)) ROM_END ROM_START( neiva ) ROM_REGION( 0x16000, "maincpu", ROMREGION_ERASEFF ) ROM_LOAD( "neiva_d22.bin", 0x10000, 0x2000, CRC(9cc28f67) SHA1(68f390e846e1290df68419d522088d5325682945)) ROM_LOAD( "neiva_d23.bin", 0x12000, 0x2000, CRC(31b53dc4) SHA1(607f2a2d8b1de469125c6c02b9ffc65649b753a2)) ROM_LOAD( "neiva_d24.bin", 0x14000, 0x2000, CRC(d05c80df) SHA1(1ec2fa9983be5579abff7247fc9b98fe50661bd9)) ROM_REGION( 0x2000, "gfx1", 0 ) ROM_LOAD( "neiva_d21.bin", 0x0000, 0x2000, CRC(fb1cd3d4) SHA1(58f1d6e393253b1e8b497ce0880b6eff6d85b42a)) ROM_END ROM_START( kontur ) ROM_REGION( 0x16000, "maincpu", ROMREGION_ERASEFF ) ROM_SYSTEM_BIOS(0, "v1", "v1") ROMX_LOAD( "kontur.rom", 0x10000, 0x2000, CRC(92cd441e) SHA1(9a0f9079256cefc6169ae4ba2114841d1f380480), ROM_BIOS(0)) ROM_SYSTEM_BIOS(1, "v2", "v2") ROMX_LOAD( "kontur2.rom", 0x10000, 0x2000, CRC(5256d101) SHA1(22022a3c6882dbc5ea28d7815f00c182bbaef9e1), ROM_BIOS(1)) ROM_REGION( 0x2000, "gfx1", 0 ) ROM_LOAD( "kontur.fnt", 0x0000, 0x2000, CRC(14d33790) SHA1(6d5fcb214805c5fc44ef98a97219158ff7826ac0)) ROM_END ROM_START( bk8t ) ROM_REGION( 0x16000, "maincpu", ROMREGION_ERASEFF ) ROM_LOAD( "kor1.bin", 0x10000, 0x2000, CRC(f1e16ddc) SHA1(e3a10c9ce3f333928eb0d5f9b84e159e41fae6ca)) ROM_LOAD( "kor2.bin", 0x12000, 0x2000, CRC(d4431d97) SHA1(08f79785846369d410a4183f0d60b856d6d70199)) ROM_LOAD( "kor3.bin", 0x14000, 0x2000, CRC(74781903) SHA1(caaa638afe80eb83fc30b07dd6d1e40b66ddc6d1)) ROM_REGION( 0x2000, "gfx1", 0 ) ROM_LOAD( "kor4.bin", 0x0000, 0x2000, CRC(d164bada) SHA1(c334e50fd31b1f42c7668b89772487971a6875cb)) ROM_END /* Driver */ /* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ COMP( 1987, korvet, 0, 0, pk8020, pk8020, pk8020_state, empty_init, "", "PK8020 Korvet", 0) COMP( 1987, neiva, korvet, 0, pk8020, pk8020, pk8020_state, empty_init, "", "PK8020 Neiva", 0) COMP( 1987, kontur, korvet, 0, pk8020, pk8020, pk8020_state, empty_init, "", "PK8020 Kontur", 0) COMP( 1987, bk8t, korvet, 0, pk8020, pk8020, pk8020_state, empty_init, "", "BK-8T", 0)