void venture_sound_device::device_add_mconfig(machine_config &config)
{
m6502_device &audiocpu(M6502(config, "audiocpu", 3579545/4));
audiocpu.set_addrmap(AS_PROGRAM, &venture_sound_device::venture_audio_map);
RIOT6532(config, m_riot, SH6532_CLOCK);
m_riot->in_pa_callback().set(FUNC(venture_sound_device::r6532_porta_r));
m_riot->out_pa_callback().set(FUNC(venture_sound_device::r6532_porta_w));
m_riot->in_pb_callback().set(FUNC(venture_sound_device::r6532_portb_r));
m_riot->out_pb_callback().set(FUNC(venture_sound_device::r6532_portb_w));
m_riot->irq_callback().set("audioirq", FUNC(input_merger_device::in_w<0>));
PIA6821(config, m_pia, 0);
m_pia->writepa_handler().set(FUNC(venture_sound_device::pia_pa_w));
m_pia->writepb_handler().set(FUNC(venture_sound_device::pia_pb_w));
m_pia->ca2_handler().set(FUNC(venture_sound_device::pia_ca2_w));
m_pia->cb2_handler().set(FUNC(venture_sound_device::pia_cb2_w));
m_pia->irqb_handler().set("audioirq", FUNC(input_merger_device::in_w<1>));
INPUT_MERGER_ANY_HIGH(config, "audioirq").output_handler().set_inputline("audiocpu", m6502_device::IRQ_LINE); // open collector
SPEAKER(config, "mono").front_center();
this->add_route(ALL_OUTPUTS, "mono", 0.50);
}
DEVICE_INPUT_DEFAULTS_END
//-------------------------------------------------
// device_add_mconfig - add device-specific
// machine configuration
//-------------------------------------------------
void ss50_mpc_device::device_add_mconfig(machine_config &config)
{
PIA6821(config, m_pia, 0); // actually MC6820
m_pia->writepa_handler().set("outgate", FUNC(input_merger_device::in_w<0>)).bit(0);
m_pia->cb2_handler().set(FUNC(ss50_mpc_device::reader_control_w));
m_pia->readpb_handler().set_ioport("STOP").mask(0x01).lshift(6);
m_pia->readpb_handler().append(FUNC(ss50_mpc_device::count_r)).lshift(7);
m_pia->writepb_handler().set(FUNC(ss50_mpc_device::count_select_w)).bit(2);
m_pia->writepb_handler().append(m_counter, FUNC(ripple_counter_device::reset_w)).bit(0);
//m_pia->irqa_handler().set(FUNC(ss50_mpc_device::pia_irq_w));
//m_pia->irqb_handler().set(FUNC(ss50_mpc_device::pia_irq_w));
rs232_port_device &rs232(RS232_PORT(config, "rs232", default_rs232_devices, "terminal"));
rs232.rxd_handler().set(FUNC(ss50_mpc_device::serial_input_w));
rs232.set_option_device_input_defaults("terminal", DEVICE_INPUT_DEFAULTS_NAME(terminal));
INPUT_MERGER_ALL_HIGH(config, "outgate").output_handler().set("rs232", FUNC(rs232_port_device::write_txd));
INPUT_MERGER_ANY_HIGH(config, m_loopback).output_handler().set("outgate", FUNC(input_merger_device::in_w<1>));
RIPPLE_COUNTER(config, m_counter); // CD4024AE (IC3)
m_counter->set_stages(7); // only Q5 (÷32) and Q4 (÷16) are actually used
}
INPUT_PORTS_END
//-------------------------------------------------
// device_add_mconfig - add device configuration
//-------------------------------------------------
void gottlieb_sound_r1_device::device_add_mconfig(machine_config &config)
{
// audio CPU
m6502_device &audiocpu(M6502(config, "audiocpu", SOUND1_CLOCK/4)); // the board can be set to /2 as well
audiocpu.set_addrmap(AS_PROGRAM, &gottlieb_sound_r1_device::gottlieb_sound_r1_map);
INPUT_MERGER_ANY_HIGH(config, "nmi").output_handler().set_inputline("audiocpu", INPUT_LINE_NMI);
// I/O configuration
RIOT6532(config, m_riot, SOUND1_CLOCK/4);
m_riot->in_pb_callback().set_ioport("SB1");
m_riot->out_pb_callback().set("nmi", FUNC(input_merger_device::in_w<0>)).bit(7).invert(); // unsure if this is ever used, but the NMI is connected to the RIOT's PB7
m_riot->irq_callback().set_inputline("audiocpu", M6502_IRQ_LINE);
// sound devices
DAC_8BIT_R2R(config, "dac", 0).add_route(ALL_OUTPUTS, *this, 0.25); // unknown DAC
voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
vref.set_output(5.0);
vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
vref.add_route(0, "dac", -1.0, DAC_VREF_NEG_INPUT);
}
void acorn_vib_device::device_add_mconfig(machine_config &config)
{
INPUT_MERGER_ANY_HIGH(config, m_irqs).output_handler().set(FUNC(acorn_vib_device::irq_w));
VIA6522(config, m_via6522, XTAL(1'000'000));
m_via6522->writepa_handler().set("cent_data_out", FUNC(output_latch_device::bus_w));
m_via6522->ca2_handler().set(m_centronics, FUNC(centronics_device::write_strobe));
m_via6522->irq_handler().set(m_irqs, FUNC(input_merger_device::in_w<0>));
CENTRONICS(config, m_centronics, centronics_devices, "printer");
m_centronics->ack_handler().set(m_via6522, FUNC(via6522_device::write_ca1));
m_centronics->busy_handler().set(m_via6522, FUNC(via6522_device::write_pa7));
output_latch_device ¢_data_out(OUTPUT_LATCH(config, "cent_data_out"));
m_centronics->set_output_latch(cent_data_out);
I8255(config, m_ppi8255, 0);
ACIA6850(config, m_acia, 0);
m_acia->txd_handler().set(m_rs232, FUNC(rs232_port_device::write_txd));
m_acia->rts_handler().set(m_rs232, FUNC(rs232_port_device::write_rts));
m_acia->irq_handler().set(m_irqs, FUNC(input_merger_device::in_w<1>));
RS232_PORT(config, m_rs232, default_rs232_devices, nullptr);
m_rs232->rxd_handler().set(m_acia, FUNC(acia6850_device::write_rxd));
m_rs232->cts_handler().set(m_acia, FUNC(acia6850_device::write_cts));
m_rs232->dcd_handler().set(m_acia, FUNC(acia6850_device::write_dcd));
CLOCK(config, m_acia_clock, 1.8432_MHz_XTAL);
m_acia_clock->signal_handler().set(FUNC(acorn_vib_device::write_acia_clock));
}
void efo_zsu_device::device_add_mconfig(machine_config &config)
{
z80_device& soundcpu(Z80(config, "soundcpu", 4000000));
soundcpu.set_addrmap(AS_PROGRAM, &efo_zsu_device::zsu_map);
soundcpu.set_addrmap(AS_IO, &efo_zsu_device::zsu_io);
soundcpu.set_daisy_config(daisy_chain);
Z80CTC(config, m_ctc0, 4000000);
m_ctc0->intr_callback().set("soundirq", FUNC(input_merger_device::in_w<0>));
m_ctc0->zc_callback<0>().set(FUNC(efo_zsu_device::ctc0_z0_w));
m_ctc0->zc_callback<1>().set(FUNC(efo_zsu_device::ctc0_z1_w));
m_ctc0->zc_callback<2>().set(FUNC(efo_zsu_device::ctc0_z2_w));
Z80CTC(config, m_ctc1, 4000000);
m_ctc1->intr_callback().set("soundirq", FUNC(input_merger_device::in_w<1>));
m_ctc1->zc_callback<0>().set(FUNC(efo_zsu_device::ctc1_z0_w));
m_ctc1->zc_callback<1>().set(FUNC(efo_zsu_device::ctc1_z1_w));
m_ctc1->zc_callback<2>().set(FUNC(efo_zsu_device::ctc1_z2_w));
#if 0 // does nothing useful now
clock_device &ck1mhz(CLOCK(config, "ck1mhz", 4000000/4);
ck1mhz.signal_handler().set(m_ctc1, FUNC(z80ctc_device::trg0));
ck1mhz.signal_handler().append(m_ctc1, FUNC(z80ctc_device::trg1));
ck1mhz.signal_handler().append(m_ctc1, FUNC(z80ctc_device::trg2));
#endif
GENERIC_LATCH_8(config, m_soundlatch);
m_soundlatch->data_pending_callback().set("soundirq", FUNC(input_merger_device::in_w<2>));
INPUT_MERGER_ANY_HIGH(config, "soundirq").output_handler().set_inputline("soundcpu", INPUT_LINE_IRQ0); // 74HC03 NAND gate
SPEAKER(config, "mono").front_center();
ay8910_device &aysnd0(AY8910(config, "aysnd0", 4000000/2));
aysnd0.port_a_write_callback().set_membank("rombank").mask(0x03);
aysnd0.add_route(ALL_OUTPUTS, "mono", 0.5);
ay8910_device &aysnd1(AY8910(config, "aysnd1", 4000000/2));
aysnd1.port_a_write_callback().set(FUNC(efo_zsu_device::ay1_porta_w));
aysnd1.add_route(ALL_OUTPUTS, "mono", 0.5);
CD40105(config, m_fifo, 0);
m_fifo->out_ready_cb().set(FUNC(efo_zsu_device::fifo_dor_w));
m_fifo->out_cb().set(m_adpcm, FUNC(msm5205_device::data_w));
MSM5205(config, m_adpcm, 4000000/8).add_route(ALL_OUTPUTS, "mono", 0.50);
}
void v550_state::v550(machine_config &config)
{
Z80(config, m_maincpu, 34.846_MHz_XTAL / 16); // NEC D780C (2.177875 MHz verified)
m_maincpu->set_addrmap(AS_PROGRAM, &v550_state::mem_map);
m_maincpu->set_addrmap(AS_IO, &v550_state::io_map);
NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // NEC D444C-2 + battery
upd7220_device &gdc(UPD7220(config, "gdc", 34.846_MHz_XTAL / 16)); // NEC D7220D (2.177875 MHz verified)
gdc.set_screen("screen");
I8255(config, "ppi"); // NEC D8255AC-5
I8251(config, m_usart, 34.846_MHz_XTAL / 16); // NEC D8251AC
m_usart->rxrdy_handler().set("mainint", FUNC(input_merger_device::in_w<1>));
upd7201_new_device& mpsc(UPD7201_NEW(config, "mpsc", 34.846_MHz_XTAL / 16)); // NEC D7201C
mpsc.out_int_callback().set("mainint", FUNC(input_merger_device::in_w<0>));
INPUT_MERGER_ANY_HIGH(config, "mainint").output_handler().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
com8116_device &brg1(COM8116(config, "brg1", 5068800)); // actually SMC COM8116T-020 (unknown clock)
brg1.ft_handler().set("mpsc", FUNC(upd7201_new_device::txca_w));
brg1.fr_handler().set("mpsc", FUNC(upd7201_new_device::rxca_w));
com8116_device &brg2(COM8116(config, "brg2", 5068800)); // actually SMC COM8116T-020
brg2.ft_handler().set("mpsc", FUNC(upd7201_new_device::txcb_w));
brg2.ft_handler().append("mpsc", FUNC(upd7201_new_device::rxcb_w));
brg2.fr_handler().set("usart", FUNC(i8251_device::write_txc));
brg2.fr_handler().append("usart", FUNC(i8251_device::write_rxc));
mcs48_cpu_device &kbdmcu(I8035(config, "kbdmcu", 4'608'000));
kbdmcu.set_addrmap(AS_PROGRAM, &v550_state::kbd_map);
SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
m_screen->set_raw(34.846_MHz_XTAL, 19 * 102, 0, 19 * 80, 295, 0, 272);
m_screen->set_screen_update(FUNC(v550_state::screen_update));
scn2672_device &pvtc(SCN2672(config, "pvtc", 34.846_MHz_XTAL / 19));
pvtc.set_addrmap(0, &v550_state::pvtc_char_map);
pvtc.set_addrmap(1, &v550_state::pvtc_attr_map);
pvtc.set_character_width(19);
pvtc.intr_callback().set_inputline(m_maincpu, INPUT_LINE_NMI);
pvtc.set_screen("screen");
// SCB2673 clock verified at 17.423 MHz
}
void cms_state::cms6502(machine_config &config)
{
M6502(config, m_maincpu, 1_MHz_XTAL);
m_maincpu->set_addrmap(AS_PROGRAM, &cms_state::cms6502_mem);
INPUT_MERGER_ANY_HIGH(config, m_irqs).output_handler().set_inputline(m_maincpu, M6502_IRQ_LINE);
VIA6522(config, m_via, 1_MHz_XTAL);
//m_via->cb2_handler().set(FUNC(cms_state::cass_w));
m_via->irq_handler().set("irqs", FUNC(input_merger_device::in_w<0>));
/* 7 Slot Backplane */
ACORN_BUS(config, m_bus, 0);
m_bus->set_space(m_maincpu, AS_PROGRAM);
m_bus->out_irq_callback().set(m_irqs, FUNC(input_merger_device::in_w<1>));
m_bus->out_nmi_callback().set(FUNC(cms_state::bus_nmi_w));
ACORN_BUS_SLOT(config, "bus1", m_bus, cms_bus_devices, "4080term");
ACORN_BUS_SLOT(config, "bus2", m_bus, cms_bus_devices, nullptr);
ACORN_BUS_SLOT(config, "bus3", m_bus, cms_bus_devices, "fdc");
ACORN_BUS_SLOT(config, "bus4", m_bus, cms_bus_devices, "hires");
ACORN_BUS_SLOT(config, "bus5", m_bus, cms_bus_devices, nullptr);
ACORN_BUS_SLOT(config, "bus6", m_bus, cms_bus_devices, nullptr);
}
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");
}