summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/dai3wksi.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/drivers/dai3wksi.cpp')
-rw-r--r--src/mame/drivers/dai3wksi.cpp550
1 files changed, 550 insertions, 0 deletions
diff --git a/src/mame/drivers/dai3wksi.cpp b/src/mame/drivers/dai3wksi.cpp
new file mode 100644
index 00000000000..9ef942150e4
--- /dev/null
+++ b/src/mame/drivers/dai3wksi.cpp
@@ -0,0 +1,550 @@
+// license:???
+// copyright-holders:Derrick Renaud
+/*
+
+-Galaxy Force
+-Run Away
+--------------------------
+Dai San Wakusei Meteor
+(c)1979 Sun Electronics
+
+SIV-01-B
+TVG_13.6 [8e8b40b1]
+TVG_14.7 [d48cbabe]
+TVG_15.8 [cf44bd60]
+TVG_16.9 [ae723f56]
+--------------------------
+-Warp 1
+
+
+Dumped by Chack'n
+01/04/2009
+
+Written by Hau
+02/18/2009
+12/14/2010
+
+Discrete by Andy
+11/11/2009
+
+
+Driver Notes:
+
+- Two player games are automatically displayed in cocktail mode.
+ Is this by design (a cocktail only romset)?
+
+- Discrete audio needs adding to replace hardcoded samples
+
+*/
+
+#include "emu.h"
+#include "cpu/z80/z80.h"
+#include "sound/samples.h"
+#include "machine/rescap.h"
+#include "sound/sn76477.h"
+
+#define USE_SAMPLES (1)
+
+
+class dai3wksi_state : public driver_device
+{
+public:
+ dai3wksi_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_samples(*this, "samples"),
+ m_ic77(*this, "ic77"),
+ m_ic78(*this, "ic78"),
+ m_ic79(*this, "ic79"),
+ m_ic80(*this, "ic80"),
+ m_ic81(*this, "ic81"),
+ m_palette(*this, "palette"),
+ m_dai3wksi_videoram(*this, "videoram"),
+ m_in2(*this, "IN2") { }
+
+ /* devices */
+ required_device<cpu_device> m_maincpu;
+ required_device<samples_device> m_samples;
+ optional_device<sn76477_device> m_ic77;
+ optional_device<sn76477_device> m_ic78;
+ optional_device<sn76477_device> m_ic79;
+ optional_device<sn76477_device> m_ic80;
+ optional_device<sn76477_device> m_ic81;
+ required_device<palette_device> m_palette;
+
+ /* video */
+ required_shared_ptr<UINT8> m_dai3wksi_videoram;
+ int m_dai3wksi_flipscreen;
+ int m_dai3wksi_redscreen;
+ int m_dai3wksi_redterop;
+ UINT32 screen_update_dai3wksi(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
+
+ /* sound */
+ UINT8 m_port_last1;
+ UINT8 m_port_last2;
+ int m_enabled_sound;
+ int m_sound3_counter;
+ DECLARE_WRITE8_MEMBER(dai3wksi_audio_1_w);
+ DECLARE_WRITE8_MEMBER(dai3wksi_audio_2_w);
+ DECLARE_WRITE8_MEMBER(dai3wksi_audio_3_w);
+
+ /* i/o ports */
+ required_ioport m_in2;
+
+ virtual void machine_start();
+ virtual void machine_reset();
+};
+
+
+/*************************************
+ *
+ * Video system
+ *
+ *************************************/
+
+static const UINT8 vr_prom1[64*8*2]={
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 4,4,4,4,4,4,4,4, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 4,4,4,4,4,4,4,4, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 4,4,4,4,4,4,4,4, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 4,4,4,4,4,4,4,4, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 5,5,5,5,5,5,5,5, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+};
+
+static const UINT8 vr_prom2[64*8*2]={
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,6,6,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 6, 6,6,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+ 3, 3,3,2,2,6,6,6,6, 6,6,6,6,6,6,6,6, 3,3,3,3,3,3,3,3, 7,7,7,7,7,7,7,7, 3,3,3,3,3,3,3,3, 2,2,2,2,2,2,2,2, 6,6,6,6,6,6,6,6, 4,4,4,4,4,4,4,
+};
+
+UINT32 dai3wksi_state::screen_update_dai3wksi(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
+{
+ for (offs_t offs = 0; offs < m_dai3wksi_videoram.bytes(); offs++)
+ {
+ UINT8 x = offs << 2;
+ UINT8 y = offs >> 6;
+ UINT8 data = m_dai3wksi_videoram[offs];
+ UINT8 color;
+ int value = (x >> 2) + ((y >> 5) << 6) + 64 * 8 * (m_dai3wksi_redterop ? 1 : 0);
+
+ if (m_dai3wksi_redscreen)
+ {
+ color = 0x02;
+ }
+ else
+ {
+ if (m_in2->read() & 0x03)
+ color = vr_prom2[value];
+ else
+ color = vr_prom1[value];
+ }
+
+ for (int i = 0; i <= 3; i++)
+ {
+ rgb_t pen = (data & (1 << i)) ? m_palette->pen_color(color) : rgb_t::black;
+
+ if (m_dai3wksi_flipscreen)
+ bitmap.pix32(255-y, 255-x) = pen;
+ else
+ bitmap.pix32(y, x) = pen;
+
+ x++;
+ }
+ }
+
+ return 0;
+}
+
+
+/*************************************
+ *
+ * Audio system
+ *
+ *************************************/
+
+#define SAMPLE_SOUND1 0
+#define SAMPLE_SOUND2 1
+#define SAMPLE_SOUND3_1 2
+#define SAMPLE_SOUND3_2 3
+#define SAMPLE_SOUND4 4
+#define SAMPLE_SOUND5 5
+#define SAMPLE_SOUND6_1 6
+#define SAMPLE_SOUND6_2 7
+
+#define CHANNEL_SOUND1 0
+#define CHANNEL_SOUND2 1
+#define CHANNEL_SOUND3 2
+#define CHANNEL_SOUND4 3
+#define CHANNEL_SOUND5 4
+#define CHANNEL_SOUND6 5
+
+
+#if (USE_SAMPLES)
+WRITE8_MEMBER(dai3wksi_state::dai3wksi_audio_1_w)
+{
+ UINT8 rising_bits = data & ~m_port_last1;
+
+ m_enabled_sound = data & 0x80;
+
+ if ((rising_bits & 0x20) && m_enabled_sound)
+ {
+ if (data & 0x04)
+ m_samples->start(CHANNEL_SOUND5, SAMPLE_SOUND5);
+ else
+ m_samples->start(CHANNEL_SOUND5, SAMPLE_SOUND5, true);
+ }
+ if (!(data & 0x20) && (m_port_last1 & 0x20))
+ m_samples->stop(CHANNEL_SOUND5);
+
+ m_port_last1 = data;
+}
+
+WRITE8_MEMBER(dai3wksi_state::dai3wksi_audio_2_w)
+{
+ UINT8 rising_bits = data & ~m_port_last2;
+
+ m_dai3wksi_flipscreen = data & 0x10;
+ m_dai3wksi_redscreen = ~data & 0x20;
+ m_dai3wksi_redterop = data & 0x40;
+
+ if (m_enabled_sound)
+ {
+ if (rising_bits & 0x01) m_samples->start(CHANNEL_SOUND1, SAMPLE_SOUND1);
+ if (rising_bits & 0x02) m_samples->start(CHANNEL_SOUND2, SAMPLE_SOUND2);
+ if (rising_bits & 0x08) m_samples->start(CHANNEL_SOUND4, SAMPLE_SOUND4);
+ if (rising_bits & 0x04)
+ {
+ if (!m_sound3_counter)
+ m_samples->start(CHANNEL_SOUND3, SAMPLE_SOUND3_1);
+ else
+ m_samples->start(CHANNEL_SOUND3, SAMPLE_SOUND3_2);
+
+ m_sound3_counter ^= 1;
+ }
+ }
+
+ m_port_last2 = data;
+}
+
+WRITE8_MEMBER(dai3wksi_state::dai3wksi_audio_3_w)
+{
+ if (m_enabled_sound)
+ {
+ if (data & 0x40)
+ m_samples->start(CHANNEL_SOUND6, SAMPLE_SOUND6_1);
+ else if (data & 0x80)
+ m_samples->start(CHANNEL_SOUND6, SAMPLE_SOUND6_2);
+ }
+}
+
+
+static const char *const dai3wksi_sample_names[] =
+{
+ "*dai3wksi",
+ "1",
+ "2",
+ "3",
+ "3-2",
+ "4",
+ "5",
+ "6",
+ "6-2",
+ 0
+};
+
+
+#else
+
+WRITE8_MEMBER(dai3wksi_state::dai3wksi_audio_1_w)
+{
+ machine().sound().system_enable(data & 0x80);
+
+ m_ic79->enable_w((~data >> 5) & 0x01); /* invader movement enable */
+ m_ic79->envelope_1_w((~data >> 2) & 0x01); /* invader movement envelope control*/
+}
+
+WRITE8_MEMBER(dai3wksi_state::dai3wksi_audio_2_w)
+{
+ m_dai3wksi_flipscreen = data & 0x10;
+ m_dai3wksi_redscreen = ~data & 0x20;
+ m_dai3wksi_redterop = data & 0x40;
+
+ m_ic77->enable_w((~data >> 0) & 0x01); /* ship movement */
+ m_ic78->enable_w((~data >> 1) & 0x01); /* danger text */
+ /* ic76 - invader hit (~data >> 2) & 0x01 */
+ m_ic80->enable_w((~data >> 3) & 0x01); /* planet explosion */
+}
+
+WRITE8_MEMBER(dai3wksi_state::dai3wksi_audio_3_w)
+{
+ m_ic81->enable_w((~data >> 2) & 0x01); /* player shoot enable */
+ m_ic81->vco_w((~data >> 3) & 0x01); /* player shoot vco control */
+}
+
+#endif
+
+
+/*************************************
+ *
+ * Memory handlers
+ *
+ *************************************/
+
+static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8, dai3wksi_state )
+ AM_RANGE(0x0000, 0x1bff) AM_ROM
+ AM_RANGE(0x2000, 0x23ff) AM_RAM
+ AM_RANGE(0x2400, 0x24ff) AM_MIRROR(0x100) AM_READ_PORT("IN0")
+ AM_RANGE(0x2800, 0x28ff) AM_MIRROR(0x100) AM_READ_PORT("IN1")
+ AM_RANGE(0x3000, 0x3000) AM_WRITE(dai3wksi_audio_1_w)
+ AM_RANGE(0x3400, 0x3400) AM_WRITE(dai3wksi_audio_2_w)
+ AM_RANGE(0x3800, 0x3800) AM_WRITE(dai3wksi_audio_3_w)
+ AM_RANGE(0x8000, 0xbfff) AM_RAM AM_SHARE("videoram")
+ADDRESS_MAP_END
+
+
+/*************************************
+ *
+ * Port definitions
+ *
+ *************************************/
+
+static INPUT_PORTS_START( dai3wksi )
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(1)
+ PORT_SERVICE( 0x04, IP_ACTIVE_HIGH )
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(2)
+ PORT_DIPNAME( 0x10, 0x00, "DIPSW #7" ) PORT_DIPLOCATION("SW1:7")
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x00, "DIPSW #8" ) PORT_DIPLOCATION("SW1:8")
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( On ) )
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_COIN1 )
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START2 )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START1 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2)
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1)
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(1)
+
+ PORT_START("IN2")
+ PORT_DIPNAME( 0x01, 0x00, "DIPSW #1" ) PORT_DIPLOCATION("SW1:1")
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x00, "DIPSW #2" ) PORT_DIPLOCATION("SW1:2")
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( On ) )
+ PORT_BIT( 0xfc, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+INPUT_PORTS_END
+
+
+/*************************************
+ *
+ * Machine drivers
+ *
+ *************************************/
+
+void dai3wksi_state::machine_start()
+{
+ /* Set up save state */
+ save_item(NAME(m_dai3wksi_flipscreen));
+ save_item(NAME(m_dai3wksi_redscreen));
+ save_item(NAME(m_dai3wksi_redterop));
+ save_item(NAME(m_port_last1));
+ save_item(NAME(m_port_last2));
+ save_item(NAME(m_enabled_sound));
+ save_item(NAME(m_sound3_counter));
+}
+
+void dai3wksi_state::machine_reset()
+{
+ m_port_last1 = 0;
+ m_port_last2 = 0;
+ m_enabled_sound = 0;
+ m_sound3_counter = 0;
+}
+
+
+static MACHINE_CONFIG_START( dai3wksi, dai3wksi_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu", Z80, XTAL_10MHz/4)
+ MCFG_CPU_PROGRAM_MAP(main_map)
+ MCFG_CPU_VBLANK_INT_DRIVER("screen", dai3wksi_state, irq0_line_hold)
+
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_SIZE(256, 256)
+ MCFG_SCREEN_VISIBLE_AREA(4, 251, 8, 247)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_UPDATE_DRIVER(dai3wksi_state, screen_update_dai3wksi)
+
+ MCFG_PALETTE_ADD_3BIT_BRG("palette")
+
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+
+#if (USE_SAMPLES)
+ MCFG_SOUND_ADD("samples", SAMPLES, 0)
+ MCFG_SAMPLES_CHANNELS(6)
+ MCFG_SAMPLES_NAMES(dai3wksi_sample_names)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
+#else
+ // Invader Hit
+ MCFG_SOUND_ADD("ic76", SN76477, 0)
+ MCFG_SN76477_NOISE_PARAMS(0, 0, 0) // noise + filter: N/C
+ MCFG_SN76477_DECAY_RES(RES_K(4.7)) // decay_res
+ MCFG_SN76477_ATTACK_PARAMS(CAP_U(0.1), RES_K(4.7)) // attack_decay_cap + attack_res
+ MCFG_SN76477_AMP_RES(RES_K(150)) // amplitude_res
+ MCFG_SN76477_FEEDBACK_RES(RES_K(47)) // feedback_res
+ MCFG_SN76477_VCO_PARAMS(0, CAP_U(0.022), RES_K(33)) // VCO volt + cap + res
+ MCFG_SN76477_PITCH_VOLTAGE(5.0) // pitch_voltage
+ MCFG_SN76477_SLF_PARAMS(0, 0) // slf caps + res: N/C
+ MCFG_SN76477_ONESHOT_PARAMS(0, 0) // oneshot caps + res: N/C
+ MCFG_SN76477_VCO_MODE(0) // VCO mode
+ MCFG_SN76477_MIXER_PARAMS(0, 0, 0) // mixer A, B, C
+ MCFG_SN76477_ENVELOPE_PARAMS(0, 0) // envelope 1, 2
+ MCFG_SN76477_ENABLE(0) // enable
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.4)
+
+ // Ship Movement
+ MCFG_SOUND_ADD("ic77", SN76477, 0)
+ MCFG_SN76477_NOISE_PARAMS(0, 0, 0) // noise + filter: N/C
+ MCFG_SN76477_DECAY_RES(RES_K(4.7)) // decay_res
+ MCFG_SN76477_ATTACK_PARAMS(CAP_U(0.1), RES_K(4.7)) // attack_decay_cap + attack_res
+ MCFG_SN76477_AMP_RES(RES_K(150)) // amplitude_res
+ MCFG_SN76477_FEEDBACK_RES(RES_K(47)) // feedback_res
+ MCFG_SN76477_VCO_PARAMS(0, 0, 0) // VCO volt + cap + res: N/C
+ MCFG_SN76477_PITCH_VOLTAGE(0) // pitch_voltage
+ MCFG_SN76477_SLF_PARAMS(CAP_U(0.0022), RES_K(200)) // slf caps + res
+ MCFG_SN76477_ONESHOT_PARAMS(CAP_U(10), RES_K(4.7)) // oneshot caps + res
+ MCFG_SN76477_VCO_MODE(5) // VCO mode
+ MCFG_SN76477_MIXER_PARAMS(5, 0, 0) // mixer A, B, C
+ MCFG_SN76477_ENVELOPE_PARAMS(5, 0) // envelope 1, 2
+ MCFG_SN76477_ENABLE(1) // enable
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.4)
+
+ // Danger
+ MCFG_SOUND_ADD("ic78", SN76477, 0)
+ MCFG_SN76477_NOISE_PARAMS(RES_K(47), 0, 0) // noise + filter
+ MCFG_SN76477_DECAY_RES(RES_K(200)) // decay_res
+ MCFG_SN76477_ATTACK_PARAMS(CAP_U(0.1), RES_K(4.7)) // attack_decay_cap + attack_res
+ MCFG_SN76477_AMP_RES(RES_K(150)) // amplitude_res
+ MCFG_SN76477_FEEDBACK_RES(RES_K(47)) // feedback_res
+ MCFG_SN76477_VCO_PARAMS(0, CAP_U(0.47), RES_K(75)) // VCO volt + cap + res
+ MCFG_SN76477_PITCH_VOLTAGE(5.0) // pitch_voltage
+ MCFG_SN76477_SLF_PARAMS(CAP_N(1), RES_K(47)) // slf caps + res
+ MCFG_SN76477_ONESHOT_PARAMS(CAP_U(10), RES_K(22)) // oneshot caps + res
+ MCFG_SN76477_VCO_MODE(5) // VCO mode
+ MCFG_SN76477_MIXER_PARAMS(0, 0, 0) // mixer A, B, C
+ MCFG_SN76477_ENVELOPE_PARAMS(5, 0) // envelope 1, 2
+ MCFG_SN76477_ENABLE(1) // enable
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.4)
+
+ // Invader Marching Noise
+ MCFG_SOUND_ADD("ic79", SN76477, 0)
+ MCFG_SN76477_NOISE_PARAMS(0, 0, 0) // noise + filter: N/C
+ MCFG_SN76477_DECAY_RES(RES_K(56)) // decay_res
+ MCFG_SN76477_ATTACK_PARAMS(CAP_U(0.1), RES_K(4.7)) // attack_decay_cap + attack_res
+ MCFG_SN76477_AMP_RES(RES_K(150)) // amplitude_res
+ MCFG_SN76477_FEEDBACK_RES(RES_K(47)) // feedback_res
+ MCFG_SN76477_VCO_PARAMS(0, CAP_U(0.01), RES_K(100)) // VCO volt + cap + res
+ MCFG_SN76477_PITCH_VOLTAGE(5.0) // pitch_voltage
+ MCFG_SN76477_SLF_PARAMS(CAP_N(1), RES_K(150)) // slf caps + res
+ MCFG_SN76477_ONESHOT_PARAMS(CAP_U(10), RES_K(22)) // oneshot caps + res
+ MCFG_SN76477_VCO_MODE(5) // VCO mode
+ MCFG_SN76477_MIXER_PARAMS(0, 0, 0) // mixer A, B, C
+ MCFG_SN76477_ENVELOPE_PARAMS(5, 5) // envelope 1, 2
+ MCFG_SN76477_ENABLE(1) // enable
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.4)
+
+ // Big Planet Explosion
+ MCFG_SOUND_ADD("ic80", SN76477, 0)
+ MCFG_SN76477_NOISE_PARAMS(RES_K(47), RES_K(330), CAP_P(470)) // noise + filter
+ MCFG_SN76477_DECAY_RES(RES_M(2)) // decay_res
+ MCFG_SN76477_ATTACK_PARAMS(CAP_U(1.0), RES_K(4.7)) // attack_decay_cap + attack_res
+ MCFG_SN76477_AMP_RES(RES_K(150)) // amplitude_res
+ MCFG_SN76477_FEEDBACK_RES(RES_K(47)) // feedback_res
+ MCFG_SN76477_VCO_PARAMS(0, 0, 0) // VCO volt + cap + res: N/C
+ MCFG_SN76477_PITCH_VOLTAGE(5.0) // pitch_voltage
+ MCFG_SN76477_SLF_PARAMS(0, 0) // slf caps + res: N/C
+ MCFG_SN76477_ONESHOT_PARAMS(CAP_U(10), RES_K(55)) // oneshot caps + res
+ MCFG_SN76477_VCO_MODE(5) // VCO mode
+ MCFG_SN76477_MIXER_PARAMS(0, 5, 0) // mixer A, B, C
+ MCFG_SN76477_ENVELOPE_PARAMS(5, 0) // envelope 1, 2
+ MCFG_SN76477_ENABLE(1) // enable
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.4)
+
+ // Plane Shoot noise
+ MCFG_SOUND_ADD("ic81", SN76477, 0)
+ MCFG_SN76477_NOISE_PARAMS(0, 0, 0) // noise + filter: N/C
+ MCFG_SN76477_DECAY_RES(RES_K(200)) // decay_res
+ MCFG_SN76477_ATTACK_PARAMS(CAP_U(10), RES_K(4.7)) // attack_decay_cap + attack_res
+ MCFG_SN76477_AMP_RES(RES_K(150)) // amplitude_res
+ MCFG_SN76477_FEEDBACK_RES(RES_K(47)) // feedback_res
+ MCFG_SN76477_VCO_PARAMS(2.5, CAP_U(0.01), RES_K(100)) // VCO volt + cap + res
+ MCFG_SN76477_PITCH_VOLTAGE(5.0) // pitch_voltage
+ MCFG_SN76477_SLF_PARAMS(CAP_N(0.47), RES_K(100)) // slf caps + res
+ MCFG_SN76477_ONESHOT_PARAMS(CAP_U(10), RES_K(6.8)) // oneshot caps + res
+ MCFG_SN76477_VCO_MODE(0) // VCO mode
+ MCFG_SN76477_MIXER_PARAMS(0, 5, 5) // mixer A, B, C
+ MCFG_SN76477_ENVELOPE_PARAMS(5, 0) // envelope 1, 2
+ MCFG_SN76477_ENABLE(1) // enable
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.4)
+#endif
+MACHINE_CONFIG_END
+
+
+/*************************************
+ *
+ * ROM definitions
+ *
+ *************************************/
+
+ROM_START( dai3wksi )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "tvg_13.6", 0x0000, 0x0800, CRC(8e8b40b1) SHA1(25b9223486dd348ea302e8e8f1d47c804a88b142) )
+ ROM_LOAD( "tvg_14.7", 0x0800, 0x0800, CRC(d48cbabe) SHA1(64b571cd778fc7d67a5fa998a0defd36c04f111f) )
+ ROM_LOAD( "tvg_15.8", 0x1000, 0x0800, CRC(cf44bd60) SHA1(61e0b3f9c4a1f9da1de57fb8276d4fc9e43b8f24) )
+ ROM_LOAD( "tvg_16.9", 0x1800, 0x0400, CRC(ae723f56) SHA1(c25c27d6144533b2b2a888bfa8dbf48ed8d8b09a) )
+ROM_END
+
+
+/*************************************
+ *
+ * Game drivers
+ *
+ *************************************/
+
+GAME( 1979, dai3wksi, 0, dai3wksi, dai3wksi, driver_device, 0, ROT270, "Sun Electronics", "Dai San Wakusei Meteor (Japan)", MACHINE_WRONG_COLORS | MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )