C++ required_device::cb2_handler方法代码示例

void s4_state::s4(machine_config &config)
{
	/* basic machine hardware */
	M6800(config, m_maincpu, 3580000);
	m_maincpu->set_addrmap(AS_PROGRAM, &s4_state::s4_main_map);
	TIMER(config, "irq").configure_periodic(FUNC(s4_state::irq), attotime::from_hz(250));
	MCFG_MACHINE_RESET_OVERRIDE(s4_state, s4)

	/* Video */
	config.set_default_layout(layout_s4);

	/* Sound */
	genpin_audio(config);

	/* Devices */
	PIA6821(config, m_pia22, 0);
	m_pia22->writepa_handler().set(FUNC(s4_state::sol0_w));
	m_pia22->writepb_handler().set(FUNC(s4_state::sol1_w));
	m_pia22->ca2_handler().set(FUNC(s4_state::pia22_ca2_w));
	m_pia22->cb2_handler().set(FUNC(s4_state::pia22_cb2_w));
	m_pia22->irqa_handler().set_inputline("maincpu", M6800_IRQ_LINE);
	m_pia22->irqb_handler().set_inputline("maincpu", M6800_IRQ_LINE);

	PIA6821(config, m_pia24, 0);
	m_pia24->writepa_handler().set(FUNC(s4_state::lamp0_w));
	m_pia24->writepb_handler().set(FUNC(s4_state::lamp1_w));
	m_pia24->ca2_handler().set(FUNC(s4_state::pia24_ca2_w));
	m_pia24->cb2_handler().set(FUNC(s4_state::pia24_cb2_w));
	m_pia24->irqa_handler().set_inputline("maincpu", M6800_IRQ_LINE);
	m_pia24->irqb_handler().set_inputline("maincpu", M6800_IRQ_LINE);

	PIA6821(config, m_pia28, 0);
	m_pia28->readpa_handler().set(FUNC(s4_state::dips_r));
	m_pia28->readca1_handler().set(FUNC(s4_state::pia28_ca1_r));
	m_pia28->readcb1_handler().set(FUNC(s4_state::pia28_cb1_r));
	m_pia28->writepa_handler().set(FUNC(s4_state::dig0_w));
	m_pia28->writepb_handler().set(FUNC(s4_state::dig1_w));
	m_pia28->ca2_handler().set(FUNC(s4_state::pia28_ca2_w));
	m_pia28->cb2_handler().set(FUNC(s4_state::pia28_cb2_w));
	m_pia28->irqa_handler().set_inputline("maincpu", M6800_IRQ_LINE);
	m_pia28->irqb_handler().set_inputline("maincpu", M6800_IRQ_LINE);

	PIA6821(config, m_pia30, 0);
	m_pia30->readpa_handler().set(FUNC(s4_state::switch_r));
	m_pia30->writepb_handler().set(FUNC(s4_state::switch_w));
	m_pia30->ca2_handler().set(FUNC(s4_state::pia30_ca2_w));
	m_pia30->cb2_handler().set(FUNC(s4_state::pia30_cb2_w));
	m_pia30->irqa_handler().set_inputline("maincpu", M6800_IRQ_LINE);
	m_pia30->irqb_handler().set_inputline("maincpu", M6800_IRQ_LINE);

	NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0);
}

DEVICE_INPUT_DEFAULTS_END
#endif

/* Fake clock values until we TODO: figure out how the PTM generates the clocks */
#define CAN09T_BAUDGEN_CLOCK 1.8432_MHz_XTAL
#define CAN09T_ACIA_CLOCK (CAN09T_BAUDGEN_CLOCK / 12)

void can09t_state::can09t(machine_config &config)
{
	MC6809(config, m_maincpu, 4.9152_MHz_XTAL); // IPL crystal
	m_maincpu->set_addrmap(AS_PROGRAM, &can09t_state::can09t_map);

	/* --PIA inits----------------------- */
	PIA6821(config, m_syspia, 0); // CPU board
	m_syspia->readpa_handler().set(FUNC(can09t_state::syspia_A_r));
	m_syspia->readpb_handler().set(FUNC(can09t_state::syspia_B_r));
	m_syspia->writepb_handler().set(FUNC(can09t_state::syspia_B_w));
	m_syspia->cb2_handler().set(FUNC(can09t_state::syspia_cb2_w));
	/* 0xE1FB 0xB112 (SYSPIA Control A) = 0x00 - Channel A IRQ disabled */
	/* 0xE1FB 0xB113 (SYSPIA Control B) = 0x00 - Channel B IRQ disabled */
	/* 0xE203 0xB110 (SYSPIA DDR A)     = 0x00 - Port A all inputs */
	/* 0xE203 0xB111 (SYSPIA DDR B)     = 0x7F - Port B mixed mode */
	/* 0xE20A 0xB112 (SYSPIA Control A) = 0x05 - IRQ A enabled on falling transition on CA2 */
	/* 0xE20A 0xB113 (SYSPIA Control B) = 0x34 - CB2 is low and lock DDRB */
	/* 0xE20E 0xB111 (SYSPIA port B)    = 0x10 - Data to port B */

	PIA6821(config, m_usrpia, 0); // CPU board
	m_usrpia->cb2_handler().set(FUNC(can09t_state::usrpia_cb2_w));
	/* 0xE212 0xB122 (USRPIA Control A) = 0x00 - Channel A IRQ disabled */
	/* 0xE212 0xB123 (USRPIA Control B) = 0x00 - Channel B IRQ disabled */
	/* 0xE215 0xB120 (USRPIA DDR A)     = 0x00 - Port A all inputs */
	/* 0xE215 0xB121 (USRPIA DDR B)     = 0xFF - Port B all outputs */
	/* 0xE21A 0xB122 (USRPIA Control A) = 0x34 - CA2 is low and lock DDRB */
	/* 0xE21A 0xB123 (USRPIA Control B) = 0x34 - CB2 is low and lock DDRB */
	PIA6821(config, m_pia3, 0); // ROM board
	PIA6821(config, m_pia4, 0); // ROM board

	PTM6840(config, "ptm", 0);

	/* RS232 usage: mame can09t -window -debug -rs232 terminal */
	ACIA6850(config, m_acia, 0);
	m_acia->txd_handler().set("rs232", FUNC(rs232_port_device::write_txd));
	m_acia->rts_handler().set("rs232", FUNC(rs232_port_device::write_rts));
	rs232_port_device &rs232(RS232_PORT(config, "rs232", default_rs232_devices, "terminal"));
	rs232.rxd_handler().set(m_acia, FUNC(acia6850_device::write_rxd));
	rs232.cts_handler().set(m_acia, FUNC(acia6850_device::write_cts));

	CLOCK(config, "acia_clock", CAN09T_ACIA_CLOCK).signal_handler().set(FUNC(can09t_state::write_acia_clock));
}

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
}

void lwriter_state::lwriter(machine_config &config)
{
	M68000(config, m_maincpu, CPU_CLK);
	m_maincpu->set_addrmap(AS_PROGRAM, &lwriter_state::maincpu_map);

	SCC8530N(config, m_scc, CPU_CLK);
	m_scc->configure_channels(RXC_CLK, 0, RXC_CLK, 0);
	/* Port A */
	m_scc->out_txda_callback().set("rs232a", FUNC(rs232_port_device::write_txd));
	m_scc->out_dtra_callback().set("rs232a", FUNC(rs232_port_device::write_dtr));
	m_scc->out_rtsa_callback().set("rs232a", FUNC(rs232_port_device::write_rts));
	/* Port B */
	m_scc->out_txdb_callback().set("rs232b", FUNC(rs232_port_device::write_txd));
	m_scc->out_dtrb_callback().set("rs232b", FUNC(rs232_port_device::write_dtr));
	m_scc->out_rtsb_callback().set("rs232b", FUNC(rs232_port_device::write_rts));
	/* Interrupt */
	m_scc->out_int_callback().set("via", FUNC(via6522_device::write_ca1));
	//m_scc->out_int_callback().set(FUNC(lwriter_state::scc_int));

	rs232_port_device &rs232a(RS232_PORT(config, "rs232a", default_rs232_devices, "terminal"));
	rs232a.rxd_handler().set("scc", FUNC(scc8530_device::rxa_w));
	rs232a.cts_handler().set("scc", FUNC(scc8530_device::ctsa_w));

	rs232_port_device &rs232b(RS232_PORT(config, "rs232b", default_rs232_devices, "terminal"));
	rs232b.rxd_handler().set("scc", FUNC(scc8530_device::rxb_w));
	rs232b.cts_handler().set("scc", FUNC(scc8530_device::ctsb_w));

#if TPI
	TPI6525(config, "tpi", 0);
#else
	VIA6522(config, m_via, CPU_CLK/10); // 68000 E clock presumed
	m_via->readpa_handler().set(FUNC(lwriter_state::via_pa_r));
	m_via->readpb_handler().set(FUNC(lwriter_state::via_pb_r));
	m_via->writepa_handler().set(FUNC(lwriter_state::via_pa_w));
	m_via->writepb_handler().set(FUNC(lwriter_state::via_pb_w));
	m_via->cb1_handler().set(FUNC(lwriter_state::via_cb1_w));
	m_via->ca2_handler().set(FUNC(lwriter_state::via_ca2_w));
	m_via->cb2_handler().set(FUNC(lwriter_state::via_cb2_w));
	m_via->irq_handler().set(FUNC(lwriter_state::via_int_w));
#endif
}

void s6_state::s6(machine_config &config)
{
	/* basic machine hardware */
	M6808(config, m_maincpu, 3580000); // 6802 or 6808 could be used here
	m_maincpu->set_addrmap(AS_PROGRAM, &s6_state::s6_main_map);
	MCFG_MACHINE_RESET_OVERRIDE(s6_state, s6)

	/* Video */
	config.set_default_layout(layout_s6);

	/* Sound */
	genpin_audio(config);

	/* Devices */
	PIA6821(config, m_pia22, 0);
	m_pia22->writepa_handler().set(FUNC(s6_state::sol0_w));
	m_pia22->writepb_handler().set(FUNC(s6_state::sol1_w));
	m_pia22->ca2_handler().set(FUNC(s6_state::pia22_ca2_w));
	m_pia22->cb2_handler().set(FUNC(s6_state::pia22_cb2_w));
	m_pia22->irqa_handler().set(FUNC(s6_state::pia_irq));
	m_pia22->irqb_handler().set(FUNC(s6_state::pia_irq));

	PIA6821(config, m_pia24, 0);
	m_pia24->writepa_handler().set(FUNC(s6_state::lamp0_w));
	m_pia24->writepb_handler().set(FUNC(s6_state::lamp1_w));
	m_pia24->ca2_handler().set(FUNC(s6_state::pia24_ca2_w));
	m_pia24->cb2_handler().set(FUNC(s6_state::pia24_cb2_w));
	m_pia24->irqa_handler().set(FUNC(s6_state::pia_irq));
	m_pia24->irqb_handler().set(FUNC(s6_state::pia_irq));

	PIA6821(config, m_pia28, 0);
	m_pia28->readpa_handler().set(FUNC(s6_state::dips_r));
	m_pia28->writepa_handler().set(FUNC(s6_state::dig0_w));
	m_pia28->writepb_handler().set(FUNC(s6_state::dig1_w));
	m_pia28->ca2_handler().set(FUNC(s6_state::pia28_ca2_w));
	m_pia28->cb2_handler().set(FUNC(s6_state::pia28_cb2_w));
	m_pia28->irqa_handler().set(FUNC(s6_state::pia_irq));
	m_pia28->irqb_handler().set(FUNC(s6_state::pia_irq));

	PIA6821(config, m_pia30, 0);
	m_pia30->readpa_handler().set(FUNC(s6_state::switch_r));
	m_pia30->writepb_handler().set(FUNC(s6_state::switch_w));
	m_pia30->ca2_handler().set(FUNC(s6_state::pia30_ca2_w));
	m_pia30->cb2_handler().set(FUNC(s6_state::pia30_cb2_w));
	m_pia30->irqa_handler().set(FUNC(s6_state::pia_irq));
	m_pia30->irqb_handler().set(FUNC(s6_state::pia_irq));

	NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0);

	/* Add the soundcard */
	M6802(config, m_audiocpu, 3580000);
	m_audiocpu->set_addrmap(AS_PROGRAM, &s6_state::s6_audio_map);

	SPEAKER(config, "speaker").front_center();
	MC1408(config, "dac", 0).add_route(ALL_OUTPUTS, "speaker", 0.5);
	voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
	vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
	vref.add_route(0, "dac", -1.0, DAC_VREF_NEG_INPUT);

	SPEAKER(config, "speech").front_center();
	HC55516(config, m_hc55516, 0).add_route(ALL_OUTPUTS, "speech", 1.00);

	PIA6821(config, m_pias, 0);
	m_pias->readpb_handler().set(FUNC(s6_state::sound_r));
	m_pias->writepa_handler().set("dac", FUNC(dac_byte_interface::data_w));
	m_pias->ca2_handler().set(m_hc55516, FUNC(hc55516_device::digit_w));
	m_pias->cb2_handler().set(m_hc55516, FUNC(hc55516_device::clock_w));
	m_pias->irqa_handler().set_inputline(m_audiocpu, M6802_IRQ_LINE); // FIXME: needs an input merger
	m_pias->irqb_handler().set_inputline(m_audiocpu, M6802_IRQ_LINE);
}

void bitgraph_state::bg_motherboard(machine_config &config)
{
	SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
	m_screen->set_refresh_hz(40);
	m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */
	m_screen->set_size(1024, 768);
	m_screen->set_visarea_full();
	m_screen->set_screen_update(FUNC(bitgraph_state::screen_update));
	m_screen->set_palette("palette");

	PALETTE(config, "palette", palette_device::MONOCHROME);

	ACIA6850(config, m_acia0, 0);
	m_acia0->txd_handler().set(RS232_H_TAG, FUNC(rs232_port_device::write_txd));
	m_acia0->rts_handler().set(RS232_H_TAG, FUNC(rs232_port_device::write_rts));
	m_acia0->irq_handler().set_inputline(m_maincpu, M68K_IRQ_1);

	rs232_port_device &rs232h(RS232_PORT(config, RS232_H_TAG, default_rs232_devices, "null_modem"));
	rs232h.rxd_handler().set(m_acia0, FUNC(acia6850_device::write_rxd));
	rs232h.dcd_handler().set(m_acia0, FUNC(acia6850_device::write_dcd));
	rs232h.cts_handler().set(m_acia0, FUNC(acia6850_device::write_cts));

	ACIA6850(config, m_acia1, 0);
	m_acia1->txd_handler().set(RS232_K_TAG, FUNC(rs232_port_device::write_txd));
	m_acia1->rts_handler().set(RS232_K_TAG, FUNC(rs232_port_device::write_rts));
	m_acia1->irq_handler().set_inputline(m_maincpu, M68K_IRQ_1);

	rs232_port_device &rs232k(RS232_PORT(config, RS232_K_TAG, default_rs232_devices, "keyboard"));
	rs232k.rxd_handler().set(m_acia1, FUNC(acia6850_device::write_rxd));
	rs232k.dcd_handler().set(m_acia1, FUNC(acia6850_device::write_dcd));
	rs232k.cts_handler().set(m_acia1, FUNC(acia6850_device::write_cts));
	rs232k.set_option_device_input_defaults("keyboard", DEVICE_INPUT_DEFAULTS_NAME(kbd_rs232_defaults));

	ACIA6850(config, m_acia2, 0);
	m_acia2->txd_handler().set(RS232_D_TAG, FUNC(rs232_port_device::write_txd));
	m_acia2->rts_handler().set(RS232_D_TAG, FUNC(rs232_port_device::write_rts));
	m_acia2->irq_handler().set_inputline(m_maincpu, M68K_IRQ_1);

	rs232_port_device &rs232d(RS232_PORT(config, RS232_D_TAG, default_rs232_devices, nullptr));
	rs232d.rxd_handler().set(m_acia2, FUNC(acia6850_device::write_rxd));
	rs232d.dcd_handler().set(m_acia2, FUNC(acia6850_device::write_dcd));
	rs232d.cts_handler().set(m_acia2, FUNC(acia6850_device::write_cts));

	// XXX actual part may be something else
	COM8116(config, m_dbrga, 5.0688_MHz_XTAL);
	m_dbrga->fr_handler().set(FUNC(bitgraph_state::com8116_a_fr_w));
	m_dbrga->ft_handler().set(FUNC(bitgraph_state::com8116_a_ft_w));

	COM8116(config, m_dbrgb, 5.0688_MHz_XTAL);
	m_dbrgb->fr_handler().set(FUNC(bitgraph_state::com8116_b_fr_w));
	m_dbrgb->ft_handler().set(FUNC(bitgraph_state::com8116_b_ft_w));

	PIA6821(config, m_pia, 0);
	m_pia->readca1_handler().set(FUNC(bitgraph_state::pia_ca1_r));
	m_pia->cb2_handler().set(FUNC(bitgraph_state::pia_cb2_w));
	m_pia->readpa_handler().set(FUNC(bitgraph_state::pia_pa_r));
	m_pia->writepa_handler().set(FUNC(bitgraph_state::pia_pa_w));
	m_pia->readpb_handler().set(FUNC(bitgraph_state::pia_pb_r));
	m_pia->writepb_handler().set(FUNC(bitgraph_state::pia_pb_w));

	ER2055(config, m_earom, 0);

	SPEAKER(config, "mono").front_center();
	AY8912(config, m_psg, XTAL(1'294'400));
	m_psg->port_a_write_callback().set(FUNC(bitgraph_state::earom_write));
	m_psg->add_route(ALL_OUTPUTS, "mono", 1.00);
}

void by133_state::babypac(machine_config &config)
{
	/* basic machine hardware */
	M6800(config, m_maincpu, XTAL(3'579'545)/4); // no xtal, just 2 chips
	m_maincpu->set_addrmap(AS_PROGRAM, &by133_state::main_map);

	MC6809(config, m_videocpu, XTAL(3'579'545));
	m_videocpu->set_addrmap(AS_PROGRAM, &by133_state::video_map);

	M6803(config, m_audiocpu, XTAL(3'579'545));
	m_audiocpu->set_addrmap(AS_PROGRAM, &by133_state::sound_map);
	m_audiocpu->out_p1_cb().set("dac", FUNC(dac_byte_interface::data_w)); // P10-P17
	m_audiocpu->in_p2_cb().set(FUNC(by133_state::m6803_port2_r)); // P20-P24 sound command in
	m_audiocpu->out_p2_cb().set(FUNC(by133_state::m6803_port2_w));

	NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0);

	PIA6821(config, m_pia_u7, 0);
	m_pia_u7->readpa_handler().set(FUNC(by133_state::u7_a_r));
	m_pia_u7->writepa_handler().set(FUNC(by133_state::u7_a_w));
	m_pia_u7->readpb_handler().set(FUNC(by133_state::u7_b_r));
	m_pia_u7->writepb_handler().set(FUNC(by133_state::u7_b_w));
	m_pia_u7->ca2_handler().set(FUNC(by133_state::u7_ca2_w));
	m_pia_u7->cb2_handler().set(FUNC(by133_state::u7_cb2_w));
	m_pia_u7->irqa_handler().set_inputline("videocpu", M6809_FIRQ_LINE);
	m_pia_u7->irqa_handler().set_inputline("videocpu", M6809_FIRQ_LINE);

	PIA6821(config, m_pia_u10, 0);
	m_pia_u10->readpa_handler().set(FUNC(by133_state::u10_a_r));
	m_pia_u10->writepa_handler().set(FUNC(by133_state::u10_a_w));
	m_pia_u10->readpb_handler().set(FUNC(by133_state::u10_b_r));
	m_pia_u10->writepb_handler().set(FUNC(by133_state::u10_b_w));
	m_pia_u10->ca2_handler().set(FUNC(by133_state::u10_ca2_w));
	m_pia_u10->cb2_handler().set(FUNC(by133_state::u10_cb2_w));
	m_pia_u10->irqa_handler().set_inputline("maincpu", M6800_IRQ_LINE);
	m_pia_u10->irqb_handler().set_inputline("maincpu", M6800_IRQ_LINE);
	TIMER(config, "babypac1").configure_periodic(FUNC(by133_state::u10_timer), attotime::from_hz(120)); // mains freq*2

	PIA6821(config, m_pia_u11, 0);
	m_pia_u11->readpa_handler().set(FUNC(by133_state::u11_a_r));
	m_pia_u11->writepa_handler().set(FUNC(by133_state::u11_a_w));
	m_pia_u11->readpb_handler().set(FUNC(by133_state::u11_b_r));
	m_pia_u11->writepb_handler().set(FUNC(by133_state::u11_b_w));
	m_pia_u11->ca2_handler().set(FUNC(by133_state::u11_ca2_w));
	m_pia_u11->cb2_handler().set(FUNC(by133_state::u11_cb2_w));
	m_pia_u11->irqa_handler().set_inputline("maincpu", M6800_IRQ_LINE);
	m_pia_u11->irqb_handler().set_inputline("maincpu", M6800_IRQ_LINE);
	TIMER(config, "babypac2").configure_periodic(FUNC(by133_state::u11_timer), attotime::from_hz(634)); // 555 timer*2

	/* video hardware */
	TMS9928A(config, m_crtc, XTAL(10'738'635)).set_screen("screen");
	m_crtc->set_vram_size(0x4000);
	m_crtc->int_callback().set_inputline(m_videocpu, M6809_IRQ_LINE);
	SCREEN(config, "screen", SCREEN_TYPE_RASTER);

	/* sound hardware */
	SPEAKER(config, "speaker").front_center();
	ZN429E(config, "dac", 0).add_route(ALL_OUTPUTS, "speaker", 0.25); // U32 (Vidiot) or U6 (Cheap Squeak)
	voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
	vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
	vref.add_route(0, "dac", -1.0, DAC_VREF_NEG_INPUT);

	SPEAKER(config, "beee").front_center();
	BEEP(config, m_beep, 600).add_route(ALL_OUTPUTS, "beee", 0.10);
}