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Diffstat (limited to 'src/mame/drivers/zodiack.cpp')
-rw-r--r--src/mame/drivers/zodiack.cpp714
1 files changed, 714 insertions, 0 deletions
diff --git a/src/mame/drivers/zodiack.cpp b/src/mame/drivers/zodiack.cpp
new file mode 100644
index 00000000000..2e1c0737769
--- /dev/null
+++ b/src/mame/drivers/zodiack.cpp
@@ -0,0 +1,714 @@
+// license:BSD-3-Clause
+// copyright-holders:Zsolt Vasvari
+/***************************************************************************
+
+Zodiack/Dogfight (c) 1983 Orca
+
+driver by Zsolt Vasvari
+
+Notes:
+- Moguchan and The Percussor triggers this code:
+ 2DD6: D1 pop de
+ 2DD7: D1 pop de
+ 2DD8: D1 pop de
+ 2DD9: D1 pop de
+ 2DDA: D1 pop de
+ 2DDB: D1 pop de
+ 2DDC: 32 00 70 ld ($7000),a
+ 2DDF: 0B dec bc
+ 2DE0: 78 ld a,b
+ 2DE1: B1 or c
+ 2DE2: 20 F2 jr nz,$2DD6
+ 2DE4: E9 jp (hl)
+ All it does is scanning the whole 64k z80 space via all those pop opcodes ...
+ DE register values are always discarded ... bug in coding or ROM patch?
+
+TODO:
+- improve video emulation (especially moguchan colors)
+- where do the sound related irqs come from exactly?
+- can eventually be merged with espial.c
+
+============================================================================
+
+Zodiack
+Orca, 1983
+
+PCB Layouts
+-----------
+
+Top PCB Middle PCB
+
+ |---------------------| |---------------------|
+ | HM4334 DIP24| | OVG30C.6|
+|-| HM4334 | |-| DIP24 |
+| | OVG20C.1| | | 6116 DIP24 |
+| | | | | DIP24 |
+| | Z80 | | | OVG30C.3|
+| | | | | OVG30C.2|
+|-| | |-| |
+ | AY3-8910| | |
+ | | | |
+ |2 | | |
+ |2 DSW1 DSW2| | |
+ |W | | Z80 |
+ |A 555 LM324 | | |
+ |Y M51516 VOL | | 18.432MHz|
+ |---------------------| |---------------------|
+Notes: Notes:
+ Z80 - clock 18.432/6 Z80 - clock 18.432/6
+ AY3-8910 - clock 18.432/12 6116 - 2k x8 SRAM
+ HM4334 - 1k x4 SRAM DIP24 - Empty socket
+ DIP24 - Empty socket ROM 2/3 - 2764
+ ROM 1 - 2716 ROM 6 - 2732
+ VSync - 60.5900Hz
+ HSync - 15.5143kHz
+
+
+Bottom PCB
+
+ |------------------------------------------|
+ | 2114 OVG40C.7 |
+|-| 2114 OVG40C.9 |
+| | 2114 |
+| | 2114 OVG40C.8 |
+| | |
+| | 2114 |
+|-| 2114 |
+ | |
+ | |
+ | 93422 |
+ | OVG40C.2B |
+ | OVG40C.2A |
+ |------------------------------------------|
+Notes:
+ 2114 - 1k x4 SRAM
+ 93422 - 256 x4 SRAM
+ ALL ROMs 2732
+ ALL PROMs MMI 6331
+
+***************************************************************************/
+
+#include "emu.h"
+#include "cpu/z80/z80.h"
+#include "sound/ay8910.h"
+#include "includes/zodiack.h"
+
+#define PIXEL_CLOCK (XTAL_18_432MHz/3)
+
+#define HTOTAL (396)
+#define HBEND (0)
+#define HBSTART (256)
+
+#define VTOTAL (256)
+#define VBEND (16)
+#define VBSTART (240)
+
+
+WRITE8_MEMBER( zodiack_state::nmi_mask_w )
+{
+ m_main_nmi_enabled = (data & 1) ^ 1;
+}
+
+WRITE8_MEMBER( zodiack_state::sound_nmi_enable_w )
+{
+ m_sound_nmi_enabled = data & 1;
+}
+
+INTERRUPT_GEN_MEMBER(zodiack_state::zodiack_main_nmi_gen)
+{
+ if (m_main_nmi_enabled)
+ nmi_line_pulse(device);
+}
+
+INTERRUPT_GEN_MEMBER(zodiack_state::zodiack_sound_nmi_gen)
+{
+ if (m_sound_nmi_enabled)
+ nmi_line_pulse(device);
+}
+
+
+WRITE8_MEMBER( zodiack_state::master_soundlatch_w )
+{
+ soundlatch_byte_w(space, offset, data);
+ m_audiocpu->set_input_line(0, HOLD_LINE);
+}
+
+WRITE8_MEMBER( zodiack_state::control_w )
+{
+ /* Bit 0-1 - coin counters */
+ coin_counter_w(machine(), 0, data & 0x02);
+ coin_counter_w(machine(), 1, data & 0x01);
+ /* Bit 2 - ???? */
+}
+
+
+static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8, zodiack_state )
+ AM_RANGE(0x0000, 0x4fff) AM_ROM
+ AM_RANGE(0x5800, 0x5fff) AM_RAM
+ AM_RANGE(0x6081, 0x6081) AM_READ_PORT("DSW0") AM_WRITE(control_w)
+ AM_RANGE(0x6082, 0x6082) AM_READ_PORT("DSW1")
+ AM_RANGE(0x6083, 0x6083) AM_READ_PORT("IN0")
+ AM_RANGE(0x6084, 0x6084) AM_READ_PORT("IN1")
+ AM_RANGE(0x6090, 0x6090) AM_READWRITE(soundlatch_byte_r, master_soundlatch_w)
+ AM_RANGE(0x7000, 0x7000) AM_READNOP AM_WRITE(watchdog_reset_w) /* NOP??? */
+ AM_RANGE(0x7100, 0x7100) AM_WRITE(nmi_mask_w)
+ AM_RANGE(0x7200, 0x7200) AM_WRITE(flipscreen_w)
+ AM_RANGE(0x9000, 0x903f) AM_RAM_WRITE(attributes_w) AM_SHARE("attributeram")
+ AM_RANGE(0x9040, 0x905f) AM_RAM AM_SHARE("spriteram")
+ AM_RANGE(0x9060, 0x907f) AM_RAM AM_SHARE("bulletsram")
+ AM_RANGE(0x9080, 0x93ff) AM_RAM
+ AM_RANGE(0xa000, 0xa3ff) AM_RAM_WRITE(videoram_w) AM_SHARE("videoram")
+ AM_RANGE(0xb000, 0xb3ff) AM_RAM_WRITE(videoram2_w) AM_SHARE("videoram_2")
+ AM_RANGE(0xc000, 0xcfff) AM_ROM
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( sound_map, AS_PROGRAM, 8, zodiack_state )
+ AM_RANGE(0x0000, 0x1fff) AM_ROM
+ AM_RANGE(0x2000, 0x23ff) AM_RAM
+ AM_RANGE(0x4000, 0x4000) AM_WRITE(sound_nmi_enable_w)
+ AM_RANGE(0x6000, 0x6000) AM_READWRITE(soundlatch_byte_r, soundlatch_byte_w)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( io_map, AS_IO, 8, zodiack_state )
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ AM_RANGE(0x00, 0x01) AM_DEVWRITE("aysnd", ay8910_device, address_data_w)
+ADDRESS_MAP_END
+
+
+
+static INPUT_PORTS_START( zodiack )
+ PORT_START("DSW0") /* never read in this game */
+ PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNUSED )
+
+ PORT_START("DSW1")
+ PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:1,2")
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x01, "4" )
+ PORT_DIPSETTING( 0x02, "5" )
+ PORT_DIPSETTING( 0x03, "6" )
+ PORT_DIPNAME( 0x1c, 0x00, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW1:3,4,5")
+ PORT_DIPSETTING( 0x14, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x18, "2 Coins/1 Credit 3 Coins/2 Credits" )
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( 1C_6C ) )
+ PORT_DIPSETTING( 0x1c, DEF_STR( Free_Play ) )
+ PORT_DIPNAME( 0x20, 0x00, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW1:6")
+ PORT_DIPSETTING( 0x00, "20000 50000" )
+ PORT_DIPSETTING( 0x20, "40000 70000" )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW1:7")
+ PORT_DIPSETTING( 0x40, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:8") /* Manual shows this one as Service Mode */
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START1 )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN1 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_COCKTAIL
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 )
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( dogfight )
+ PORT_START("DSW0")
+ PORT_DIPNAME( 0x07, 0x00, DEF_STR( Coin_B ) )
+ PORT_DIPSETTING( 0x05, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x06, DEF_STR( 3C_2C ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0x03, DEF_STR( 1C_4C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_6C ) )
+ PORT_DIPSETTING( 0x07, DEF_STR( Free_Play ) )
+ PORT_DIPNAME( 0x38, 0x00, DEF_STR( Coin_A ) )
+ PORT_DIPSETTING( 0x38, DEF_STR( 5C_1C ) )
+ PORT_DIPSETTING( 0x30, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x28, DEF_STR( 3C_1C ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x18, DEF_STR( 3C_4C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( 1C_3C ) )
+ PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) ) /* most likely unused */
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( On ) )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) ) /* most likely unused */
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("DSW1")
+ PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x01, "4" )
+ PORT_DIPSETTING( 0x02, "5" )
+ PORT_DIPSETTING( 0x03, "6" )
+ PORT_DIPNAME( 0x04, 0x00, DEF_STR( Unused ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( On ) )
+ PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unused ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( On ) )
+ PORT_DIPNAME( 0x10, 0x00, "Invulnerability (Cheat)")
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x00, DEF_STR( Bonus_Life ) )
+ PORT_DIPSETTING( 0x00, "20000 50000" )
+ PORT_DIPSETTING( 0x20, "40000 70000" )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x80, 0x00, "Freeze" )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START1 )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN2 )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN1 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_COIN3 )
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_COCKTAIL
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 )
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( moguchan )
+ PORT_START("DSW0")
+ PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+
+ PORT_START("DSW1")
+ PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x01, "4" )
+ PORT_DIPSETTING( 0x02, "5" )
+ PORT_DIPSETTING( 0x03, "6" )
+ PORT_DIPNAME( 0x1c, 0x00, DEF_STR( Coinage ) )
+ PORT_DIPSETTING( 0x14, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x18, "2 Coins/1 Credit 3 Coins/2 Credits" )
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( 1C_6C ) )
+ PORT_DIPSETTING( 0x1c, DEF_STR( Free_Play ) )
+ PORT_DIPNAME( 0x20, 0x00, DEF_STR( Bonus_Life ) )
+ PORT_DIPSETTING( 0x00, "20000 50000" )
+ PORT_DIPSETTING( 0x20, "40000 70000" )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START1 )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN1 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_COCKTAIL /* these are read, but are they */
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 ) /* ever used? */
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( percuss )
+ PORT_START("DSW0")
+ PORT_DIPNAME( 0x01, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( On ) )
+ PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Bonus_Life ) )
+ PORT_DIPSETTING( 0x00, "20000 100000" )
+ PORT_DIPSETTING( 0x04, "20000 200000" )
+ PORT_DIPSETTING( 0x08, "40000 100000" )
+ PORT_DIPSETTING( 0x0c, "40000 200000" )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( On ) )
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON2 )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("DSW1")
+ PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x00, "4" )
+ PORT_DIPSETTING( 0x01, "5" )
+ PORT_DIPSETTING( 0x02, "6" )
+ PORT_DIPSETTING( 0x03, "7" )
+ PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Coinage ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( Free_Play ) )
+ PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( On ) )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START1 )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN1 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_COCKTAIL
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 )
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( bounty )
+ PORT_START("DSW0")
+ PORT_DIPNAME( 0x01, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( On ) )
+ PORT_DIPNAME( 0x04, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( On ) )
+ PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( On ) )
+ PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( On ) )
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON2 )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("DSW1")
+ PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x01, "4" )
+ PORT_DIPSETTING( 0x02, "5" )
+ PORT_DIPSETTING( 0x03, "6" )
+ PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Coinage ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( Free_Play ) )
+ PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START1 )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN1 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY
+ PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_COCKTAIL
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 )
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY
+INPUT_PORTS_END
+
+
+
+static const gfx_layout charlayout =
+{
+ 8,8, /* 8*8 chars */
+ 256, /* 256 characters */
+ 1, /* 1 bit per pixel */
+ { 0 } , /* single bitplane */
+ { 0, 1, 2, 3, 4, 5, 6, 7 },
+ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
+ 8*8 /* every char takes 8 consecutive bytes */
+};
+
+static const gfx_layout charlayout_2 =
+{
+ 8,8, /* 8*8 chars */
+ 256, /* 256 characters */
+ 2, /* 2 bits per pixel */
+ { 0, 512*8*8 }, /* The bitplanes are separate */
+ { 0, 1, 2, 3, 4, 5, 6, 7 },
+ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
+ 8*8 /* every char takes 8 consecutive bytes */
+};
+
+static const gfx_layout spritelayout =
+{
+ 16,16, /* 16*16 sprites */
+ 64, /* 64 sprites */
+ 2, /* 2 bits per pixel */
+ { 0, 128*32*8 }, /* the two bitplanes are separated */
+ { 0, 1, 2, 3, 4, 5, 6, 7,
+ 8*8+0, 8*8+1, 8*8+2, 8*8+3, 8*8+4, 8*8+5, 8*8+6, 8*8+7 },
+ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
+ 16*8, 17*8, 18*8, 19*8, 20*8, 21*8, 22*8, 23*8 },
+ 32*8 /* every sprite takes 32 consecutive bytes */
+};
+
+static const gfx_layout bulletlayout =
+{
+ /* there is no gfx ROM for this one, it is generated by the hardware */
+ 7,1, /* it's just 1 pixel, but we use 7*1 to position it correctly */
+ 1, /* just one */
+ 1, /* 1 bit per pixel */
+ { 10*8*8 }, /* point to letter "A" */
+ { 3, 7, 7, 7, 7, 7, 7 }, /* I "know" that this bit of the */
+ { 1*8 }, /* graphics ROMs is 1 */
+ 0 /* no use */
+};
+
+static GFXDECODE_START( zodiack )
+ GFXDECODE_ENTRY( "gfx1", 0x0000, charlayout, 8*4 , 8 )
+ GFXDECODE_ENTRY( "gfx1", 0x0800, spritelayout, 0 , 8 )
+ GFXDECODE_ENTRY( "gfx1", 0x0000, bulletlayout, 8*4+8*2, 1 )
+ GFXDECODE_ENTRY( "gfx1", 0x1000, charlayout_2, 0 , 8 )
+GFXDECODE_END
+
+
+void zodiack_state::machine_start()
+{
+ save_item(NAME(m_sound_nmi_enabled));
+ save_item(NAME(m_main_nmi_enabled));
+}
+
+void zodiack_state::machine_reset()
+{
+ m_sound_nmi_enabled = 0;
+ m_main_nmi_enabled = 0;
+}
+
+
+static MACHINE_CONFIG_START( zodiack, zodiack_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu", Z80, XTAL_18_432MHz/6)
+ MCFG_CPU_PROGRAM_MAP(main_map)
+ MCFG_CPU_VBLANK_INT_DRIVER("screen", zodiack_state, zodiack_main_nmi_gen)
+ MCFG_CPU_PERIODIC_INT_DRIVER(zodiack_state, irq0_line_hold, 1*60) // sound related - unknown source, timing is guessed
+
+ MCFG_CPU_ADD("audiocpu", Z80, XTAL_18_432MHz/6)
+ MCFG_CPU_PROGRAM_MAP(sound_map)
+ MCFG_CPU_IO_MAP(io_map)
+ MCFG_CPU_PERIODIC_INT_DRIVER(zodiack_state, zodiack_sound_nmi_gen, 8*60) // sound tempo - unknown source, timing is guessed
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_RAW_PARAMS(PIXEL_CLOCK, HTOTAL, HBEND, HBSTART, VTOTAL, VBEND, VBSTART)
+ MCFG_SCREEN_UPDATE_DRIVER(zodiack_state, screen_update)
+ MCFG_SCREEN_PALETTE("palette")
+
+ MCFG_GFXDECODE_ADD("gfxdecode", "palette", zodiack)
+ MCFG_PALETTE_ADD("palette", 4*8+2*8+2*1)
+ MCFG_PALETTE_INDIRECT_ENTRIES(48+1)
+ MCFG_PALETTE_INIT_OWNER(zodiack_state,zodiack)
+
+ /* sound hardware */
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+
+ MCFG_SOUND_ADD("aysnd", AY8910, XTAL_18_432MHz/12)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
+MACHINE_CONFIG_END
+
+
+/***************************************************************************
+
+ Game driver(s)
+
+***************************************************************************/
+ROM_START( zodiack )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "ovg30c.2", 0x0000, 0x2000, CRC(a2125e99) SHA1(00ae4ed2c7b6895d2dc58aa2fc51c25b6428e4ba) )
+ ROM_LOAD( "ovg30c.3", 0x2000, 0x2000, CRC(aee2b77f) SHA1(2581b7a75d38663cc5ebc91a77385ca7eb9b4aba) )
+ ROM_LOAD( "ovg30c.6", 0x4000, 0x0800, CRC(1debb278) SHA1(98c9f09c5f3125ba8a1392be62fd469aa0ba4d98) )
+
+ ROM_REGION( 0x10000, "audiocpu", 0 )
+ ROM_LOAD( "ovg20c.1", 0x0000, 0x1000, CRC(2d3c3baf) SHA1(e32937b947e591cba45da2dd456e4f655e62ddfd) )
+
+ ROM_REGION( 0x2800, "gfx1", 0 )
+ ROM_LOAD( "ovg40c.7", 0x0000, 0x0800, CRC(ed9d3be7) SHA1(80d5906afef8b6d68fb13d41992aea208d9e3690) )
+ ROM_LOAD( "orca40c.8", 0x0800, 0x1000, CRC(88269c94) SHA1(acc27be0d27b33c2242ecf0563fe986e8dffb264) )
+ ROM_LOAD( "orca40c.9", 0x1800, 0x1000, CRC(a3bd40c9) SHA1(dcf8cbb73c081a3af85da135e8278c54e9e0de7c) )
+
+ ROM_REGION( 0x0040, "proms", 0 )
+ ROM_LOAD( "ovg40c.2a", 0x0000, 0x0020, CRC(703821b8) SHA1(33dcc9b0bea5e110eb4ffd3b8b8763e32e927b22) )
+ ROM_LOAD( "ovg40c.2b", 0x0020, 0x0020, CRC(21f77ec7) SHA1(b1019afc4361aca98b7120b21743bfeb5ea2ff63) )
+ROM_END
+
+ROM_START( dogfight )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "df-2.4f", 0x0000, 0x2000, CRC(ad24b28b) SHA1(5bfc24c9d176a987525c5ad3eff3308f679d4d44) )
+ ROM_LOAD( "df-3.4h", 0x2000, 0x2000, CRC(cd172707) SHA1(9d7a494006db13cbe9c895875a18d9423a0128bc) )
+ ROM_LOAD( "df-5.4n", 0x4000, 0x1000, CRC(874dc6bf) SHA1(2c34fdfb2838c41f239171bc9a14a5cc7a94a170) )
+ ROM_LOAD( "df-4.4m", 0xc000, 0x1000, CRC(d8aa3d6d) SHA1(0863d566ff4a181ae8a8d552f9768dd028254605) )
+
+ ROM_REGION( 0x10000, "audiocpu", 0 )
+ ROM_LOAD( "df-1.4n", 0x0000, 0x1000, CRC(dcbb1c5b) SHA1(51fa51ff64982455b00484d55f6a8cf89fc786f1) )
+
+ ROM_REGION( 0x2800, "gfx1", 0 )
+ ROM_LOAD( "df-6.3s", 0x0000, 0x0800, CRC(3059b515) SHA1(849e99a04ddcdfcf097cc3ac17e9edf12b51cd69) )
+ ROM_LOAD( "df-7.7n", 0x0800, 0x1000, CRC(ffe05fee) SHA1(70b9d0808defd936e2c3567f8e6996a19753de81) )
+ ROM_LOAD( "df-8.7r", 0x1800, 0x1000, CRC(2cb51793) SHA1(d90177ef28730774202a04a0846281537a1883df) )
+
+ ROM_REGION( 0x0040, "proms", 0 )
+ ROM_LOAD( "mmi6331.2a", 0x0000, 0x0020, CRC(69a35aa5) SHA1(fe494ed1ff642f95834dfca92e9c4494e04f7b81) )
+ ROM_LOAD( "mmi6331.2b", 0x0020, 0x0020, CRC(596ae457) SHA1(1c1a3130d88c5fd5c66ce9f91d97a09c0a0b535f) )
+ROM_END
+
+ROM_START( moguchan )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "2.5r", 0x0000, 0x1000, CRC(85d0cb7e) SHA1(20066f71d80161dff556bc86edf40fcc2ac3b993) )
+ ROM_LOAD( "4.5m", 0x1000, 0x1000, CRC(359ef951) SHA1(93e80fcd371e8d2026919d0e046b636b7c19002e) )
+ ROM_LOAD( "3.5np", 0x2000, 0x1000, CRC(c8776f77) SHA1(edc28a6a804b9573307faa25b6fdd096b7093593) )
+
+ ROM_REGION( 0x10000, "audiocpu", 0 )
+ ROM_LOAD( "1.7hj", 0x0000, 0x1000, CRC(1a88d35f) SHA1(d9347723c0eb6508739a6c0de4984b8244b197cf) )
+
+ ROM_REGION( 0x2800, "gfx1", 0 )
+ ROM_LOAD( "5.4r", 0x0000, 0x0800, CRC(1b7febd8) SHA1(4f9ce99f05e6e207bb91f831b6bee7cf72b3d05b) )
+ ROM_LOAD( "6.7p", 0x0800, 0x1000, CRC(c8060ffe) SHA1(f1f975c2638e6cdf00af4a96591529c7b6684742) )
+ ROM_LOAD( "7.7m", 0x1800, 0x1000, CRC(bfca00f4) SHA1(797b07bab2467fe00cd85cd4477db2367a3e5a40) )
+
+ ROM_REGION( 0x0040, "proms", 0 )
+ ROM_LOAD( "moguchan.2a", 0x0000, 0x0020, CRC(e83daab3) SHA1(58b38091dfbc3f3b4ddf6c6febd98c909be89063) )
+ ROM_LOAD( "moguchan.2b", 0x0020, 0x0020, CRC(9abfdf40) SHA1(44c4dcdd3d79af2c4a897cc003b5287dece0313e) )
+ROM_END
+
+ROM_START( percuss )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "percuss.1", 0x0000, 0x1000, CRC(ff0364f7) SHA1(048963d70e513068fdb591b4bc152473fe4cc2c3) )
+ ROM_LOAD( "percuss.3", 0x1000, 0x1000, CRC(7f646c59) SHA1(976210f1fed11c03e0a159c8189630a1fec63fc9) )
+ ROM_LOAD( "percuss.2", 0x2000, 0x1000, CRC(6bf72dd2) SHA1(447109a508a571650501d3dd3fa018513b4e4558) )
+ ROM_LOAD( "percuss.4", 0x3000, 0x1000, CRC(fb1b15ba) SHA1(778853a0fbef7dd80d1046e2b04adcd9d1241f83) )
+ ROM_LOAD( "percuss.5", 0x4000, 0x1000, CRC(8e5a9692) SHA1(17db644c3cd0435c380b2080bda02c6a6d45eaf6) )
+
+ ROM_REGION( 0x10000, "audiocpu", 0 )
+ ROM_LOAD( "percuss.8", 0x0000, 0x0800, CRC(d63f56f3) SHA1(2cf9cca55fb612c9efae06e62bd6d33fdd38de57) )
+ ROM_LOAD( "percuss.9", 0x0800, 0x0800, CRC(e08fef2f) SHA1(af41763f200c4c660ca7230eace4f443e57e809a) )
+
+ ROM_REGION( 0x2800, "gfx1", 0 )
+ ROM_LOAD( "percuss.10", 0x0000, 0x0800, CRC(797598aa) SHA1(6d26ed5e964b7f1b2ce651c7bf0168a730bee02f) )
+ ROM_LOAD( "percuss.6", 0x0800, 0x1000, CRC(5285a580) SHA1(cd7ba64706458c67166934d0fa08894fb577810b) )
+ ROM_LOAD( "percuss.7", 0x1800, 0x1000, CRC(8fc4175d) SHA1(0249f6324ae44142d7da2306674ed86afcccf5f2) )
+
+ ROM_REGION( 0x0040, "proms", 0 )
+ ROM_LOAD( "percus2a.prm", 0x0000, 0x0020, CRC(e2ee9637) SHA1(e4ca064793ae1dc36b2d852448162d062a2f26f8) )
+ ROM_LOAD( "percus2b.prm", 0x0020, 0x0020, CRC(e561b029) SHA1(7d21a3492a179f5ce541911d19e4816960547089) )
+ROM_END
+
+ROM_START( bounty )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "1.4f", 0x0000, 0x1000, CRC(f495b19d) SHA1(df2de0869b10da1ee1d98d48615c9e1dce798c26) )
+ ROM_LOAD( "3.4k", 0x1000, 0x1000, CRC(fa3086c3) SHA1(b8bab26a4e68e6d2e5b899e900c9affd297c22de) )
+ ROM_LOAD( "2.4h", 0x2000, 0x1000, CRC(52ab5314) SHA1(ba399f8b86cc64d1dd585dde79d8036d24296475) )
+ ROM_LOAD( "4.4m", 0x3000, 0x1000, CRC(5c9d3f07) SHA1(340460f38c5b23c591f92d386c0df10ed75fa16f) )
+
+ ROM_REGION( 0x10000, "audiocpu", 0 )
+ ROM_LOAD( "7.4n", 0x0000, 0x1000, CRC(45e369b8) SHA1(9799b2ece5e3b92da435255e1b49f5097d3f7972) )
+ ROM_LOAD( "8.4r", 0x1000, 0x1000, CRC(4f52c87d) SHA1(1738d798c341a54d293c70da7b6e4a3dfb00de38) )
+
+ ROM_REGION( 0x2800, "gfx1", 0 )
+ ROM_LOAD( "9.4r", 0x0000, 0x0800, CRC(4b4acde5) SHA1(5ed60fe50a9ab0b8d433ee9ae5787b936ddbfbdd) )
+ ROM_LOAD( "5.7m", 0x0800, 0x1000, CRC(a5ce2a24) SHA1(b5469d31bda52a61cdc46349c139a7eb339ac8a7) )
+ ROM_LOAD( "6.7p", 0x1800, 0x1000, CRC(43183301) SHA1(9df89479396d7847ee3325649d7264e75d413add) )
+
+ ROM_REGION( 0x0040, "proms", 0 )
+ ROM_LOAD( "mb7051.2a", 0x0000, 0x0020, CRC(0de11a46) SHA1(3bc81571832dd78b29654e86479815ee5f97a4d3) )
+ ROM_LOAD( "mb7051.2b", 0x0020, 0x0020, CRC(465e31d4) SHA1(d47a4aa0e8931dcd8f85017ef04c2f6ad79f5725) )
+ROM_END
+
+
+DRIVER_INIT_MEMBER(zodiack_state,zodiack)
+{
+ m_percuss_hardware = false;
+}
+
+DRIVER_INIT_MEMBER(zodiack_state,percuss)
+{
+ m_percuss_hardware = true;
+}
+
+GAME( 1983, zodiack, 0, zodiack, zodiack, zodiack_state, zodiack, ROT270, "Orca (Esco Trading Co., Inc. license)", "Zodiack", MACHINE_IMPERFECT_COLORS | MACHINE_SUPPORTS_SAVE ) /* bullet color needs to be verified */
+GAME( 1983, dogfight, 0, zodiack, dogfight, zodiack_state, zodiack, ROT270, "Orca / Thunderbolt", "Dog Fight (Thunderbolt)", MACHINE_IMPERFECT_COLORS | MACHINE_SUPPORTS_SAVE ) /* bullet color needs to be verified */
+GAME( 1982, moguchan, 0, zodiack, moguchan, zodiack_state, percuss, ROT270, "Orca (Eastern Commerce Inc. license)", "Mogu Chan (bootleg?)", MACHINE_WRONG_COLORS | MACHINE_SUPPORTS_SAVE ) /* license copyright taken from ROM string at $0b5c */
+GAME( 1981, percuss, 0, zodiack, percuss, zodiack_state, percuss, ROT270, "Orca", "The Percussor", MACHINE_SUPPORTS_SAVE )
+GAME( 1982, bounty, 0, zodiack, bounty, zodiack_state, percuss, ROT180, "Orca", "The Bounty", MACHINE_SUPPORTS_SAVE )