void z80ne_state::z80ne(machine_config &config)
{
/* basic machine hardware */
Z80(config, m_maincpu, Z80NE_CPU_SPEED_HZ);
m_maincpu->set_addrmap(AS_PROGRAM, &z80ne_state::z80ne_mem);
m_maincpu->set_addrmap(AS_IO, &z80ne_state::z80ne_io);
MCFG_MACHINE_START_OVERRIDE(z80ne_state,z80ne)
MCFG_MACHINE_RESET_OVERRIDE(z80ne_state,z80ne)
AY31015(config, m_uart);
CLOCK(config, m_uart_clock, 4800);
m_uart_clock->signal_handler().set(FUNC(z80ne_state::lx385_uart_tx_clock_w));
m_uart_clock->signal_handler().append(m_uart, FUNC(ay31015_device::write_rcp));
CASSETTE(config, m_cassette1);
m_cassette1->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED);
m_cassette1->set_interface("z80ne_cass");
CASSETTE(config, m_cassette2);
m_cassette2->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED);
m_cassette2->set_interface("z80ne_cass");
config.set_default_layout(layout_z80ne);
/* internal ram */
RAM(config, m_ram).set_default_size("32K");
// all known tapes require LX.388 expansion
//SOFTWARE_LIST(config, "cass_list").set_original("z80ne_cass");
}
void z80ne_state::z80netb(machine_config &config)
{
/* basic machine hardware */
Z80(config, m_maincpu, Z80NE_CPU_SPEED_HZ);
m_maincpu->set_addrmap(AS_PROGRAM, &z80ne_state::z80netb_mem);
m_maincpu->set_addrmap(AS_IO, &z80ne_state::z80net_io);
MCFG_MACHINE_START_OVERRIDE(z80ne_state,z80netb)
MCFG_MACHINE_RESET_OVERRIDE(z80ne_state,z80netb)
AY31015(config, m_uart);
CLOCK(config, m_uart_clock, 4800);
m_uart_clock->signal_handler().set(FUNC(z80ne_state::lx385_uart_tx_clock_w));
m_uart_clock->signal_handler().append(m_uart, FUNC(ay31015_device::write_rcp));
CASSETTE(config, m_cassette1);
m_cassette1->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED);
m_cassette1->set_interface("z80ne_cass");
CASSETTE(config, m_cassette2);
m_cassette2->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED);
m_cassette2->set_interface("z80ne_cass");
KR2376_ST(config, m_lx387_kr2376, 50000);
m_lx387_kr2376->x<0>().set_ioport("X0");
m_lx387_kr2376->x<1>().set_ioport("X1");
m_lx387_kr2376->x<2>().set_ioport("X2");
m_lx387_kr2376->x<3>().set_ioport("X3");
m_lx387_kr2376->x<4>().set_ioport("X4");
m_lx387_kr2376->x<5>().set_ioport("X5");
m_lx387_kr2376->x<6>().set_ioport("X6");
m_lx387_kr2376->x<7>().set_ioport("X7");
m_lx387_kr2376->shift().set(FUNC(z80ne_state::lx387_shift_r));
m_lx387_kr2376->control().set(FUNC(z80ne_state::lx387_control_r));
/* video hardware */
SCREEN(config, "lx388", SCREEN_TYPE_RASTER);
MC6847_PAL(config, m_vdg, 4.433619_MHz_XTAL);
m_vdg->set_screen("lx388");
m_vdg->input_callback().set(FUNC(z80ne_state::lx388_mc6847_videoram_r));
// AG = GND, GM2 = GND, GM1 = GND, GM0 = GND, CSS = GND
// other lines not connected
config.set_default_layout(layout_z80netb);
/* internal ram */
RAM(config, m_ram).set_default_size("32K").set_extra_options("1K");
SOFTWARE_LIST(config, "cass_list").set_original("z80ne_cass");
}
void vt100_keyboard_device::device_add_mconfig(machine_config &config)
{
SPEAKER(config, "mono").front_center();
BEEP(config, m_speaker, 786); // 7.945us per serial clock = ~125865.324hz, / 160 clocks per char = ~ 786 hz
m_speaker->add_route(ALL_OUTPUTS, "mono", 0.50);
AY31015(config, m_uart);
m_uart->write_so_callback().set(FUNC(vt100_keyboard_device::signal_out_w));
RIPPLE_COUNTER(config, m_scan_counter); // 2x 74LS93
m_scan_counter->set_stages(8);
m_scan_counter->count_out_cb().set(FUNC(vt100_keyboard_device::key_scan_w));
}
void z80netf_state::z80netf(machine_config &config)
{
/* basic machine hardware */
Z80(config, m_maincpu, Z80NE_CPU_SPEED_HZ);
m_maincpu->set_addrmap(AS_PROGRAM, &z80netf_state::z80netf_mem);
m_maincpu->set_addrmap(AS_IO, &z80netf_state::z80netf_io);
MCFG_MACHINE_START_OVERRIDE(z80netf_state,z80netf)
MCFG_MACHINE_RESET_OVERRIDE(z80netf_state,z80netf)
AY31015(config, m_uart);
CLOCK(config, m_uart_clock, 4800);
m_uart_clock->signal_handler().set(FUNC(z80netf_state::lx385_uart_tx_clock_w));
m_uart_clock->signal_handler().append(m_uart, FUNC(ay31015_device::write_rcp));
CASSETTE(config, m_cassette1);
m_cassette1->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED);
m_cassette1->set_interface("z80ne_cass");
CASSETTE(config, m_cassette2);
m_cassette2->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED);
m_cassette2->set_interface("z80ne_cass");
KR2376_ST(config, m_lx387_kr2376, 50000);
/* video hardware */
SCREEN(config, "lx388", SCREEN_TYPE_RASTER);
MC6847_PAL(config, m_vdg, 4.433619_MHz_XTAL);
m_vdg->set_screen("lx388");
m_vdg->input_callback().set(FUNC(z80ne_state::lx388_mc6847_videoram_r));
// AG = GND, GM2 = GND, GM1 = GND, GM0 = GND, CSS = GND
// other lines not connected
FD1771(config, m_wd1771, 2_MHz_XTAL / 2);
FLOPPY_CONNECTOR(config, "wd1771:0", z80ne_floppies, "sssd", z80ne_state::floppy_formats);
FLOPPY_CONNECTOR(config, "wd1771:1", z80ne_floppies, "sssd", z80ne_state::floppy_formats);
FLOPPY_CONNECTOR(config, "wd1771:2", z80ne_floppies, nullptr, z80ne_state::floppy_formats);
FLOPPY_CONNECTOR(config, "wd1771:3", z80ne_floppies, nullptr, z80ne_state::floppy_formats);
config.set_default_layout(layout_z80netf);
/* internal ram */
RAM(config, m_ram).set_default_size("56K");
SOFTWARE_LIST(config, "cass_list").set_original("z80ne_cass");
SOFTWARE_LIST(config, "flop_list").set_original("z80ne_flop");
}
INPUT_PORTS_END
//**************************************************************************
// MACHINE DRIVERS
//**************************************************************************
void nascom_state::nascom(machine_config &config)
{
// video hardware
SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
m_screen->set_refresh_hz(50);
m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */
m_screen->set_size(48 * 8, 16 * 16);
m_screen->set_visarea(0, 48 * 8 - 1, 0, 16 * 16 - 1);
m_screen->set_screen_update(FUNC(nascom1_state::screen_update_nascom));
m_screen->set_palette(m_palette);
GFXDECODE(config, m_gfxdecode, m_palette, gfx_nascom1);
PALETTE(config, m_palette, palette_device::MONOCHROME);
// uart
AY31015(config, m_hd6402);
m_hd6402->set_tx_clock((16_MHz_XTAL / 16) / 256);
m_hd6402->set_rx_clock((16_MHz_XTAL / 16) / 256);
m_hd6402->read_si_callback().set(FUNC(nascom_state::nascom1_hd6402_si));
m_hd6402->write_so_callback().set(FUNC(nascom_state::nascom1_hd6402_so));
// cassette is connected to the uart
CASSETTE(config, m_cassette);
m_cassette->set_interface("nascom_cass");
// pio
Z80PIO(config, "z80pio", 16_MHz_XTAL / 8);
// internal extra ram
RAM(config, m_ram).set_default_size("48K").set_extra_options("8K,16K,32K");
// devices
snapshot_image_device &snapshot(SNAPSHOT(config, "snapshot", 0));
snapshot.set_handler(snapquick_load_delegate(&SNAPSHOT_LOAD_NAME(nascom_state, nascom1), this), "nas", 0.5);
snapshot.set_interface("nascom_snap");
snapshot_image_device &snapchar(SNAPSHOT(config, "snapchar", 0));
snapchar.set_handler(snapquick_load_delegate(&SNAPSHOT_LOAD_NAME(nascom_state, charrom), this), "chr", 0.5);
snapchar.set_interface("nascom_char");
}