void ts802_state::ts802(machine_config &config)
{
/* basic machine hardware */
Z80(config, m_maincpu, 16_MHz_XTAL / 4);
m_maincpu->set_addrmap(AS_PROGRAM, &ts802_state::ts802_mem);
m_maincpu->set_addrmap(AS_IO, &ts802_state::ts802_io);
//m_maincpu->set_daisy_config(daisy_chain_intf); // causes problems
/* Devices */
GENERIC_TERMINAL(config, m_terminal, 0);
m_terminal->set_keyboard_callback(FUNC(ts802_state::kbd_put));
z80dma_device& dma(Z80DMA(config, "dma", 16_MHz_XTAL / 4));
dma.out_busreq_callback().set_inputline(m_maincpu, INPUT_LINE_HALT);
dma.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
dma.in_mreq_callback().set(FUNC(ts802_state::memory_read_byte));
dma.out_mreq_callback().set(FUNC(ts802_state::memory_write_byte));
dma.in_iorq_callback().set(FUNC(ts802_state::io_read_byte));
dma.out_iorq_callback().set(FUNC(ts802_state::io_write_byte));
z80dart_device& dart1(Z80DART(config, "dart1", 16_MHz_XTAL / 4));
dart1.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
z80dart_device& dart2(Z80DART(config, "dart2", 16_MHz_XTAL / 4));
dart2.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
z80ctc_device& ctc(Z80CTC(config, "ctc", 16_MHz_XTAL / 4));
ctc.intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
FD1793(config, "fdc", 4'000'000 / 2); // unknown clock
FLOPPY_CONNECTOR(config, "fdc:0", ts802_floppies, "525dd", floppy_image_device::default_floppy_formats).enable_sound(true);
}
void zorba_state::zorba(machine_config &config)
{
// basic machine hardware
Z80(config, m_maincpu, 24_MHz_XTAL / 6);
m_maincpu->set_addrmap(AS_PROGRAM, &zorba_state::zorba_mem);
m_maincpu->set_addrmap(AS_IO, &zorba_state::zorba_io);
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
screen.set_color(rgb_t::green());
screen.set_refresh_hz(50);
screen.set_screen_update("crtc", FUNC(i8275_device::screen_update));
GFXDECODE(config, "gfxdecode", m_palette, gfx_zorba);
PALETTE(config, m_palette, palette_device::MONOCHROME_HIGHLIGHT);
/* sound hardware */
SPEAKER(config, "mono").front_center();
BEEP(config, m_beep, 800).add_route(ALL_OUTPUTS, "mono", 1.00); // should be horizontal frequency / 16, so depends on CRTC parameters
INPUT_MERGER_ANY_HIGH(config, "irq0").output_handler().set(FUNC(zorba_state::irq_w<0>));
INPUT_MERGER_ANY_HIGH(config, "irq1").output_handler().set(FUNC(zorba_state::irq_w<1>));
INPUT_MERGER_ANY_HIGH(config, "irq2").output_handler().set(FUNC(zorba_state::irq_w<2>));
/* devices */
Z80DMA(config, m_dma, 24_MHz_XTAL / 6);
// busack on cpu connects to bai pin
m_dma->out_busreq_callback().set(FUNC(zorba_state::busreq_w)); //connects to busreq on cpu
m_dma->out_int_callback().set("irq0", FUNC(input_merger_device::in_w<0>));
//ba0 - not connected
m_dma->in_mreq_callback().set(FUNC(zorba_state::memory_read_byte));
m_dma->out_mreq_callback().set(FUNC(zorba_state::memory_write_byte));
m_dma->in_iorq_callback().set(FUNC(zorba_state::io_read_byte));
m_dma->out_iorq_callback().set(FUNC(zorba_state::io_write_byte));
I8251(config, m_uart0, 0); // U32 COM port J2
m_uart0->txd_handler().set("rs232", FUNC(rs232_port_device::write_txd)); // TODO: this line has a LED attached
m_uart0->dtr_handler().set("rs232", FUNC(rs232_port_device::write_dtr));
m_uart0->rts_handler().set("rs232", FUNC(rs232_port_device::write_rts));
m_uart0->rxrdy_handler().set(FUNC(zorba_state::tx_rx_rdy_w<1>));
m_uart0->txrdy_handler().set(FUNC(zorba_state::tx_rx_rdy_w<0>));
I8251(config, m_uart1, 0); // U31 printer port J3
m_uart1->txd_handler().set("serprn", FUNC(rs232_port_device::write_txd));
m_uart1->rts_handler().set("serprn", FUNC(rs232_port_device::write_rts));
m_uart1->rxrdy_handler().set(FUNC(zorba_state::tx_rx_rdy_w<3>));
m_uart1->txrdy_handler().set(FUNC(zorba_state::tx_rx_rdy_w<2>));
I8251(config, m_uart2, 0); // U30 serial keyboard J6
m_uart2->txd_handler().set("keyboard", FUNC(zorba_keyboard_device::txd_w));
m_uart2->rxrdy_handler().set(FUNC(zorba_state::tx_rx_rdy_w<5>));
m_uart2->txrdy_handler().set(FUNC(zorba_state::tx_rx_rdy_w<4>));
// port A - disk select etc, beeper
// port B - parallel interface
PIA6821(config, m_pia0, 0);
m_pia0->writepa_handler().set(FUNC(zorba_state::pia0_porta_w));
m_pia0->writepb_handler().set("parprndata", FUNC(output_latch_device::bus_w));
m_pia0->cb2_handler().set("parprn", FUNC(centronics_device::write_strobe));
// IEEE488 interface
PIA6821(config, m_pia1, 0);
m_pia1->readpa_handler().set(m_ieee, FUNC(ieee488_device::dio_r)); // TODO: gated with PB1
m_pia1->writepa_handler().set(m_ieee, FUNC(ieee488_device::host_dio_w)); // TODO: gated with PB1
m_pia1->readpb_handler().set(FUNC(zorba_state::pia1_portb_r));
m_pia1->writepb_handler().set(FUNC(zorba_state::pia1_portb_w));
m_pia1->ca2_handler().set(m_ieee, FUNC(ieee488_device::host_ifc_w));
m_pia1->cb2_handler().set(m_ieee, FUNC(ieee488_device::host_ren_w));
m_pia1->irqa_handler().set("irq1", FUNC(input_merger_device::in_w<0>));
m_pia1->irqb_handler().set("irq1", FUNC(input_merger_device::in_w<1>));
// PIT
pit8254_device &pit(PIT8254(config, "pit", 0));
pit.set_clk<0>(24_MHz_XTAL / 3);
pit.set_clk<1>(24_MHz_XTAL / 3);
pit.set_clk<2>(24_MHz_XTAL / 3);
pit.out_handler<0>().set(FUNC(zorba_state::br1_w));
pit.out_handler<1>().set(m_uart1, FUNC(i8251_device::write_txc));
pit.out_handler<1>().append(m_uart1, FUNC(i8251_device::write_rxc));
pit.out_handler<2>().set(m_uart2, FUNC(i8251_device::write_txc));
pit.out_handler<2>().append(m_uart2, FUNC(i8251_device::write_rxc));
// CRTC
I8275(config, m_crtc, 14.318'181_MHz_XTAL / 7);
m_crtc->set_character_width(8);
m_crtc->set_display_callback(FUNC(zorba_state::zorba_update_chr), this);
m_crtc->drq_wr_callback().set(m_dma, FUNC(z80dma_device::rdy_w));
m_crtc->irq_wr_callback().set("irq0", FUNC(input_merger_device::in_w<1>));
m_crtc->set_screen("screen");
// Floppies
FD1793(config, m_fdc, 24_MHz_XTAL / 24);
m_fdc->intrq_wr_callback().set("irq2", FUNC(input_merger_device::in_w<0>));
m_fdc->drq_wr_callback().set("irq2", FUNC(input_merger_device::in_w<1>));
FLOPPY_CONNECTOR(config, m_floppy0, zorba_floppies, "525dd", floppy_image_device::default_floppy_formats).enable_sound(true);
FLOPPY_CONNECTOR(config, m_floppy1, zorba_floppies, "525dd", floppy_image_device::default_floppy_formats).enable_sound(true);
// J1 IEEE-488
IEEE488(config, m_ieee);
m_ieee->srq_callback().set(m_pia1, FUNC(pia6821_device::ca2_w)); // TODO: gated with PB1 from PIA
// J2 EIA RS232/internal modem
// TODO: this has additional lines compared to a regular RS232 port (TxC in, RxC in, RxC out, speaker in, power)
rs232_port_device &rs232(RS232_PORT(config, "rs232", default_rs232_devices, nullptr));
rs232.rxd_handler().set(m_uart0, FUNC(i8251_device::write_rxd)); // TODO: this line has a LED attached
rs232.cts_handler().set(m_uart0, FUNC(i8251_device::write_cts)); // TODO: this line has a LED attached
rs232.dsr_handler().set(m_uart0, FUNC(i8251_device::write_dsr));
// J3 Parallel printer
centronics_device &parprn(CENTRONICS(config, "parprn", centronics_devices, "printer"));
parprn.busy_handler().set(m_uart1, FUNC(i8251_device::write_cts));
parprn.busy_handler().append(m_uart1, FUNC(i8251_device::write_dsr)); // TODO: shared with serial CTS
parprn.fault_handler().set(FUNC(zorba_state::printer_fault_w));
parprn.select_handler().set(FUNC(zorba_state::printer_select_w));
output_latch_device &parprndata(OUTPUT_LATCH(config, "parprndata"));
parprn.set_output_latch(parprndata);
// J3 Serial printer
rs232_port_device &serprn(RS232_PORT(config, "serprn", default_rs232_devices, nullptr));
serprn.rxd_handler().set(m_uart1, FUNC(i8251_device::write_rxd)); // TODO: this line has a LED attached
// J6 TTL-level serial keyboard
ZORBA_KEYBOARD(config, "keyboard").rxd_cb().set(m_uart2, FUNC(i8251_device::write_rxd));
SOFTWARE_LIST(config, "flop_list").set_original("zorba");
}
void bullet_state::bullet(machine_config &config)
{
// basic machine hardware
Z80(config, m_maincpu, 16_MHz_XTAL / 4);
m_maincpu->set_addrmap(AS_PROGRAM, &bullet_state::bullet_mem);
m_maincpu->set_addrmap(AS_IO, &bullet_state::bullet_io);
m_maincpu->set_daisy_config(daisy_chain);
// devices
Z80CTC(config, m_ctc, 16_MHz_XTAL / 4);
m_ctc->intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
m_ctc->zc_callback<0>().set(FUNC(bullet_state::dart_rxtxca_w));
m_ctc->zc_callback<1>().set(m_dart, FUNC(z80dart_device::rxtxcb_w));
m_ctc->zc_callback<2>().set(m_ctc, FUNC(z80ctc_device::trg3));
TIMER(config, "ctc").configure_periodic(FUNC(bullet_state::ctc_tick), attotime::from_hz(4.9152_MHz_XTAL / 4));
Z80DART(config, m_dart, 16_MHz_XTAL / 4);
m_dart->out_txda_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_txd));
m_dart->out_dtra_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_dtr));
m_dart->out_rtsa_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_rts));
m_dart->out_wrdya_callback().set(FUNC(bullet_state::dartardy_w));
m_dart->out_txdb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_txd));
m_dart->out_dtrb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_dtr));
m_dart->out_rtsb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_rts));
m_dart->out_wrdyb_callback().set(FUNC(bullet_state::dartbrdy_w));
m_dart->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
Z80DMA(config, m_dmac, 16_MHz_XTAL / 4);
m_dmac->out_busreq_callback().set_inputline(m_maincpu, INPUT_LINE_HALT);
m_dmac->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
m_dmac->in_mreq_callback().set(FUNC(bullet_state::dma_mreq_r));
m_dmac->out_mreq_callback().set(FUNC(bullet_state::dma_mreq_w));
m_dmac->in_iorq_callback().set(FUNC(bullet_state::io_read_byte));
m_dmac->out_iorq_callback().set(FUNC(bullet_state::io_write_byte));
z80pio_device& pio(Z80PIO(config, Z80PIO_TAG, 16_MHz_XTAL / 4));
pio.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
pio.out_pa_callback().set("cent_data_out", FUNC(output_latch_device::bus_w));
pio.in_pb_callback().set(FUNC(bullet_state::pio_pb_r));
MB8877(config, m_fdc, 16_MHz_XTAL / 16);
m_fdc->intrq_wr_callback().set(m_dart, FUNC(z80dart_device::dcda_w));
m_fdc->drq_wr_callback().set(FUNC(bullet_state::fdc_drq_w));
FLOPPY_CONNECTOR(config, MB8877_TAG":0", bullet_525_floppies, "525qd", floppy_image_device::default_floppy_formats);
FLOPPY_CONNECTOR(config, MB8877_TAG":1", bullet_525_floppies, nullptr, floppy_image_device::default_floppy_formats);
FLOPPY_CONNECTOR(config, MB8877_TAG":2", bullet_525_floppies, nullptr, floppy_image_device::default_floppy_formats);
FLOPPY_CONNECTOR(config, MB8877_TAG":3", bullet_525_floppies, nullptr, floppy_image_device::default_floppy_formats);
FLOPPY_CONNECTOR(config, MB8877_TAG":4", bullet_8_floppies, nullptr, floppy_image_device::default_floppy_formats);
FLOPPY_CONNECTOR(config, MB8877_TAG":5", bullet_8_floppies, nullptr, floppy_image_device::default_floppy_formats);
FLOPPY_CONNECTOR(config, MB8877_TAG":6", bullet_8_floppies, nullptr, floppy_image_device::default_floppy_formats);
FLOPPY_CONNECTOR(config, MB8877_TAG":7", bullet_8_floppies, nullptr, floppy_image_device::default_floppy_formats);
CENTRONICS(config, m_centronics, centronics_devices, "printer");
m_centronics->busy_handler().set(FUNC(bullet_state::write_centronics_busy));
m_centronics->perror_handler().set(FUNC(bullet_state::write_centronics_perror));
m_centronics->select_handler().set(FUNC(bullet_state::write_centronics_select));
m_centronics->fault_handler().set(FUNC(bullet_state::write_centronics_fault));
output_latch_device ¢_data_out(OUTPUT_LATCH(config, "cent_data_out"));
m_centronics->set_output_latch(cent_data_out);
rs232_port_device &rs232a(RS232_PORT(config, RS232_A_TAG, default_rs232_devices, "terminal"));
rs232a.rxd_handler().set(m_dart, FUNC(z80dart_device::rxa_w));
rs232a.set_option_device_input_defaults("terminal", DEVICE_INPUT_DEFAULTS_NAME(terminal));
rs232_port_device &rs232b(RS232_PORT(config, RS232_B_TAG, default_rs232_devices, nullptr));
rs232b.rxd_handler().set(m_dart, FUNC(z80dart_device::rxb_w));
// software lists
SOFTWARE_LIST(config, "flop_list").set_original("wmbullet");
// internal ram
RAM(config, RAM_TAG).set_default_size("128K");
}
