void rastan_state::rastan(machine_config &config)
{
/* basic machine hardware */
M68000(config, m_maincpu, XTAL(16'000'000)/2); /* verified on pcb */
m_maincpu->set_addrmap(AS_PROGRAM, &rastan_state::rastan_map);
m_maincpu->set_vblank_int("screen", FUNC(rastan_state::irq5_line_hold));
Z80(config, m_audiocpu, XTAL(16'000'000)/4); /* verified on pcb */
m_audiocpu->set_addrmap(AS_PROGRAM, &rastan_state::rastan_s_map);
config.m_minimum_quantum = attotime::from_hz(600); /* 10 CPU slices per frame - enough for the sound CPU to read all commands */
WATCHDOG_TIMER(config, "watchdog");
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
screen.set_refresh_hz(60);
screen.set_vblank_time(ATTOSECONDS_IN_USEC(0));
screen.set_size(40*8, 32*8);
screen.set_visarea(0*8, 40*8-1, 1*8, 31*8-1);
screen.set_screen_update(FUNC(rastan_state::screen_update_rastan));
screen.set_palette("palette");
GFXDECODE(config, "gfxdecode", "palette", gfx_rastan);
PALETTE(config, "palette").set_format(palette_device::xBGR_555, 2048);
PC080SN(config, m_pc080sn, 0);
m_pc080sn->set_gfxdecode_tag("gfxdecode");
PC090OJ(config, m_pc090oj, 0);
m_pc090oj->set_gfx_region(1);
m_pc090oj->set_gfxdecode_tag("gfxdecode");
m_pc090oj->set_palette_tag("palette");
/* sound hardware */
SPEAKER(config, "mono").front_center();
ym2151_device &ymsnd(YM2151(config, "ymsnd", XTAL(16'000'000)/4)); /* verified on pcb */
ymsnd.irq_handler().set_inputline(m_audiocpu, 0);
ymsnd.port_write_handler().set(FUNC(rastan_state::rastan_bankswitch_w));
ymsnd.add_route(0, "mono", 0.50);
ymsnd.add_route(1, "mono", 0.50);
MSM5205(config, m_msm, XTAL(384'000)); /* verified on pcb */
m_msm->vck_legacy_callback().set(FUNC(rastan_state::rastan_msm5205_vck)); /* VCK function */
m_msm->set_prescaler_selector(msm5205_device::S48_4B); /* 8 kHz */
m_msm->add_route(ALL_OUTPUTS, "mono", 0.60);
LS157(config, m_adpcm_sel, 0);
m_adpcm_sel->out_callback().set(m_msm, FUNC(msm5205_device::data_w));
pc060ha_device &ciu(PC060HA(config, "ciu", 0));
ciu.set_master_tag(m_maincpu);
ciu.set_slave_tag(m_audiocpu);
}
void firetrap_state::firetrap(machine_config &config)
{
/* basic machine hardware */
Z80(config, m_maincpu, FIRETRAP_XTAL/2); // 6 MHz
m_maincpu->set_addrmap(AS_PROGRAM, &firetrap_state::firetrap_map);
m_maincpu->set_vblank_int("screen", FUNC(firetrap_state::firetrap_irq));
M6502(config, m_audiocpu, FIRETRAP_XTAL/8); // 1.5 MHz
m_audiocpu->set_addrmap(AS_PROGRAM, &firetrap_state::sound_map);
/* IRQs are caused by the ADPCM chip */
/* NMIs are caused by the main CPU */
I8751(config, "mcu", XTAL(8'000'000)).set_disable();
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
// screen.set_refresh_hz(57.4034); // PCB measurement
// screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */
// screen.set_size(32*8, 32*8);
// screen.set_visarea(0*8, 32*8-1, 1*8, 31*8-1);
// DECO video CRTC, unverified
screen.set_raw(FIRETRAP_XTAL/2,384,0,256,272,8,248);
screen.set_screen_update(FUNC(firetrap_state::screen_update_firetrap));
screen.set_palette(m_palette);
GFXDECODE(config, m_gfxdecode, m_palette, gfx_firetrap);
PALETTE(config, m_palette, FUNC(firetrap_state::firetrap_palette), 256);
/* sound hardware */
SPEAKER(config, "mono").front_center();
GENERIC_LATCH_8(config, m_soundlatch);
m_soundlatch->data_pending_callback().set_inputline(m_audiocpu, INPUT_LINE_NMI);
ym3526_device &ymsnd(YM3526(config, "ymsnd", FIRETRAP_XTAL/4)); // 3 MHz
ymsnd.add_route(ALL_OUTPUTS, "mono", 1.0);
LS157(config, m_adpcm_select, 0);
m_adpcm_select->out_callback().set("msm", FUNC(msm5205_device::data_w));
MSM5205(config, m_msm, FIRETRAP_XTAL/32); // 375 kHz
m_msm->vck_callback().set(FUNC(firetrap_state::firetrap_adpcm_int));
m_msm->set_prescaler_selector(msm5205_device::S48_4B); /* 7.8125kHz */
m_msm->add_route(ALL_OUTPUTS, "mono", 0.30);
}