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Diffstat (limited to 'src/mame/drivers/skylncr.c')
-rw-r--r--src/mame/drivers/skylncr.c500
1 files changed, 500 insertions, 0 deletions
diff --git a/src/mame/drivers/skylncr.c b/src/mame/drivers/skylncr.c
new file mode 100644
index 00000000000..ab46d0e62a6
--- /dev/null
+++ b/src/mame/drivers/skylncr.c
@@ -0,0 +1,500 @@
+/*************************************************************************************************************
+
+ Sky Lancer
+
+ preliminary driver by Luca Elia
+
+ compare with carrera.c & cherrym2.c
+
+*************************************************************************************************************/
+
+#include "driver.h"
+#include "sound/ay8910.h"
+
+static tilemap *tmap, *tmap2;
+
+static UINT8 *skylncr_videoram,*skylncr_colorram;
+static UINT8 *skylncr_videoram2,*skylncr_colorram2;
+
+static WRITE8_HANDLER( skylncr_videoram_w )
+{
+ skylncr_videoram[offset] = data;
+ tilemap_mark_tile_dirty(tmap, offset);
+}
+
+static WRITE8_HANDLER( skylncr_colorram_w )
+{
+ skylncr_colorram[offset] = data;
+ tilemap_mark_tile_dirty(tmap, offset);
+}
+
+static TILE_GET_INFO( get_tile_info )
+{
+ UINT16 code = skylncr_videoram[ tile_index ] + (skylncr_colorram[ tile_index ] << 8);
+ SET_TILE_INFO(0, code, 0, TILE_FLIPYX( 0 ));
+}
+
+
+static WRITE8_HANDLER( skylncr_videoram2_w )
+{
+ skylncr_videoram2[offset] = data;
+ tilemap_mark_tile_dirty(tmap2, offset);
+}
+
+static WRITE8_HANDLER( skylncr_colorram2_w )
+{
+ skylncr_colorram2[offset] = data;
+ tilemap_mark_tile_dirty(tmap2, offset);
+}
+
+static TILE_GET_INFO( get_tile_info2 )
+{
+ UINT16 code = skylncr_videoram2[ tile_index ] + (skylncr_colorram2[ tile_index ] << 8);
+ SET_TILE_INFO(1, code, 0, TILE_FLIPYX( 0 ));
+}
+
+#define TILES_PER_PAGE_X (0x40)
+#define TILES_PER_PAGE_Y (0x8)
+#define PAGES_PER_TMAP_X (0x2)
+#define PAGES_PER_TMAP_Y (0x2)
+
+static TILEMAP_MAPPER( skylncr_tilemap_scan_pages )
+{
+ return (col / TILES_PER_PAGE_X) * TILES_PER_PAGE_X * TILES_PER_PAGE_Y +
+ (col % TILES_PER_PAGE_X) +
+
+ (row / TILES_PER_PAGE_Y) * TILES_PER_PAGE_X * TILES_PER_PAGE_Y * PAGES_PER_TMAP_X +
+ (row % TILES_PER_PAGE_Y) * TILES_PER_PAGE_X;
+}
+
+static VIDEO_START( skylncr )
+{
+
+ tmap = tilemap_create( get_tile_info, tilemap_scan_rows,
+ TILEMAP_TYPE_PEN, 8,8, 0x40,0x20 );
+
+ tmap2 = tilemap_create( get_tile_info2, skylncr_tilemap_scan_pages,
+ TILEMAP_TYPE_PEN, 8,32,
+ TILES_PER_PAGE_X*PAGES_PER_TMAP_X,TILES_PER_PAGE_Y*PAGES_PER_TMAP_Y );
+
+ tilemap_set_transparent_pen(tmap, 0);
+ tilemap_set_transparent_pen(tmap2, 0);
+}
+
+static VIDEO_UPDATE( skylncr )
+{
+ fillbitmap(bitmap,machine->pens[0],cliprect);
+ tilemap_draw(bitmap,cliprect, tmap2, 0, 0);
+ tilemap_draw(bitmap,cliprect, tmap, 0, 0);
+ return 0;
+}
+
+static READ8_HANDLER( ret_ff )
+{
+ return 0xff;
+}
+
+#ifdef UNUSED_FUNCTION
+static READ8_HANDLER( ret_00 )
+{
+ return 0x00;
+}
+#endif
+
+static UINT8 skylncr_nmi_enable;
+
+static WRITE8_HANDLER( skylncr_nmi_enable_w )
+{
+ skylncr_nmi_enable = data & 0x10;
+}
+
+static WRITE8_HANDLER( skylncr_paletteram_w )
+{
+ static int color;
+
+ if (offset == 0)
+ {
+ color = data;
+ }
+ else
+ {
+ int r,g,b;
+ paletteram[color] = data;
+ r = paletteram[(color/3*3)+0]; g = paletteram[(color/3*3)+1]; b = paletteram[(color/3*3)+2];
+ r = (r << 2) | (r >> 4); g = (g << 2) | (g >> 4); b = (b << 2) | (b >> 4);
+ palette_set_color(Machine,color/3,MAKE_RGB(r,g,b));
+ color = (color + 1) % (0x100*3);
+ }
+}
+
+static WRITE8_HANDLER( skylncr_paletteram2_w )
+{
+ static int color;
+
+ if (offset == 0)
+ {
+ color = data;
+ }
+ else
+ {
+ int r,g,b;
+ paletteram_2[color] = data;
+ r = paletteram_2[(color/3*3)+0]; g = paletteram_2[(color/3*3)+1]; b = paletteram_2[(color/3*3)+2];
+ r = (r << 2) | (r >> 4); g = (g << 2) | (g >> 4); b = (b << 2) | (b >> 4);
+ palette_set_color(Machine,0x100 + color/3,MAKE_RGB(r,g,b));
+ color = (color + 1) % (0x100*3);
+ }
+}
+
+static ADDRESS_MAP_START( mem_map_skylncr, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0x7fff) AM_ROM
+ AM_RANGE(0x8000, 0x87ff) AM_RAM
+
+ AM_RANGE(0x8800, 0x8fff) AM_READWRITE( MRA8_RAM, skylncr_videoram_w ) AM_BASE( &skylncr_videoram )
+ AM_RANGE(0x9000, 0x97ff) AM_READWRITE( MRA8_RAM, skylncr_colorram_w ) AM_BASE( &skylncr_colorram )
+
+ AM_RANGE(0x9800, 0x9fff) AM_READWRITE( MRA8_RAM, skylncr_videoram2_w ) AM_BASE( &skylncr_videoram2 )
+ AM_RANGE(0xa000, 0xa7ff) AM_READWRITE( MRA8_RAM, skylncr_colorram2_w ) AM_BASE( &skylncr_colorram2 )
+
+AM_RANGE(0xaa55, 0xaa55) AM_READ( ret_ff )
+
+ AM_RANGE(0xb000, 0xb7ff) AM_RAM
+
+ AM_RANGE(0xc000, 0xffff) AM_ROM
+ADDRESS_MAP_END
+
+
+static WRITE8_HANDLER( skylncr_coin_w )
+{
+ coin_counter_w( 0, data & 0x04 );
+// popmessage("%02x",data);
+}
+
+static ADDRESS_MAP_START( io_map_skylncr, ADDRESS_SPACE_IO, 8 )
+ ADDRESS_MAP_FLAGS( AMEF_ABITS(8) )
+
+ AM_RANGE(0x00, 0x00) AM_READ( input_port_0_r )
+ AM_RANGE(0x01, 0x01) AM_READ( input_port_1_r )
+ AM_RANGE(0x02, 0x02) AM_READ( input_port_2_r )
+ AM_RANGE(0x10, 0x10) AM_READ( input_port_3_r )
+ AM_RANGE(0x11, 0x11) AM_READ( input_port_4_r )
+ AM_RANGE(0x12, 0x12) AM_READ( input_port_5_r )
+
+ AM_RANGE(0x20, 0x20) AM_WRITE( skylncr_coin_w )
+
+ AM_RANGE(0x30, 0x30) AM_WRITE( AY8910_control_port_0_w )
+ AM_RANGE(0x31, 0x31) AM_READWRITE( AY8910_read_port_0_r , AY8910_write_port_0_w )
+
+ AM_RANGE(0x40, 0x41) AM_WRITE( skylncr_paletteram_w )
+ AM_RANGE(0x50, 0x51) AM_WRITE( skylncr_paletteram2_w )
+
+ AM_RANGE(0x70, 0x70) AM_WRITE( skylncr_nmi_enable_w )
+ADDRESS_MAP_END
+
+
+static const gfx_layout layout8x8x8 =
+{
+ 8,8,
+ RGN_FRAC(1,2),
+ 8,
+ { STEP8(0,1) },
+ {
+ 8*0,8*1,
+ RGN_FRAC(1,2)+8*0,RGN_FRAC(1,2)+8*1,
+ 8*2,8*3,
+ RGN_FRAC(1,2)+8*2,RGN_FRAC(1,2)+8*3
+ },
+ { STEP8(0,8*4) },
+ 8*8*4
+};
+
+static const gfx_layout layout8x32x8 =
+{
+ 8,32,
+ RGN_FRAC(1,2),
+ 8,
+ { STEP8(0,1) },
+ { 8*0,8*4,8*1,8*5,8*2,8*6,8*3,8*7 },
+ {
+ RGN_FRAC(1,2)+8*8*0, RGN_FRAC(0,2)+8*8*0,
+ RGN_FRAC(1,2)+8*8*1, RGN_FRAC(0,2)+8*8*1,
+ RGN_FRAC(1,2)+8*8*2, RGN_FRAC(0,2)+8*8*2,
+ RGN_FRAC(1,2)+8*8*3, RGN_FRAC(0,2)+8*8*3,
+ RGN_FRAC(1,2)+8*8*4, RGN_FRAC(0,2)+8*8*4,
+ RGN_FRAC(1,2)+8*8*5, RGN_FRAC(0,2)+8*8*5,
+ RGN_FRAC(1,2)+8*8*6, RGN_FRAC(0,2)+8*8*6,
+ RGN_FRAC(1,2)+8*8*7, RGN_FRAC(0,2)+8*8*7,
+ RGN_FRAC(1,2)+8*8*8, RGN_FRAC(0,2)+8*8*8,
+ RGN_FRAC(1,2)+8*8*9, RGN_FRAC(0,2)+8*8*9,
+ RGN_FRAC(1,2)+8*8*10,RGN_FRAC(0,2)+8*8*10,
+ RGN_FRAC(1,2)+8*8*11,RGN_FRAC(0,2)+8*8*11,
+ RGN_FRAC(1,2)+8*8*12,RGN_FRAC(0,2)+8*8*12,
+ RGN_FRAC(1,2)+8*8*13,RGN_FRAC(0,2)+8*8*13,
+ RGN_FRAC(1,2)+8*8*14,RGN_FRAC(0,2)+8*8*14,
+ RGN_FRAC(1,2)+8*8*15,RGN_FRAC(0,2)+8*8*15
+ },
+ 8*16*8
+};
+
+static const gfx_layout layout8x32x8_rot =
+{
+ 8,32,
+ RGN_FRAC(1,2),
+ 8,
+ { STEP8(0,1) },
+ {
+ 8*0, 8*1,
+ RGN_FRAC(1,2)+8*0, RGN_FRAC(1,2)+8*1,
+ 8*2, 8*3,
+ RGN_FRAC(1,2)+8*2, RGN_FRAC(1,2)+8*3
+ },
+ {
+ STEP16(0,8*4),
+ STEP16(16*8*4,8*4)
+ },
+ 8*32*8/2
+};
+
+static GFXDECODE_START( skylncr )
+ GFXDECODE_ENTRY( REGION_GFX1, 0, layout8x8x8, 0, 2 )
+ GFXDECODE_ENTRY( REGION_GFX2, 0, layout8x32x8_rot, 0, 2 )
+ GFXDECODE_ENTRY( REGION_GFX2, 0, layout8x32x8, 0, 2 )
+GFXDECODE_END
+
+static INPUT_PORTS_START( skylncr )
+
+ PORT_START // IN0 - $0 "PORT0 A"
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START3)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START4)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_SERVICE1)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_SERVICE2)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SERVICE3)
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE4)
+
+ PORT_START // IN1 - $1 "PORT0 B"
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON3)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON4)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(2) // skip test
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2) PORT_PLAYER(2)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3) PORT_PLAYER(2)
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4) PORT_PLAYER(2)
+
+ PORT_START // IN2 - $2 "DSW1"
+ PORT_DIPNAME( 0x01, 0x01, "DSW1" )
+ PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+
+ PORT_START // IN3 - $10 "DSW2"
+ PORT_DIPNAME( 0x01, 0x01, "DSW2" )
+ PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+
+ PORT_START // IN4 - $11 "PORT1 B"
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_IMPULSE(5)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START // IN5 - $12 "PORT1 C"
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN2)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START // IN6 - AY8910 port A
+ PORT_DIPNAME( 0x01, 0x01, "DSW4" )
+ PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+
+ PORT_START // IN7 - AY8910 port B
+ PORT_DIPNAME( 0x01, 0x01, "DSW3" )
+ PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+
+INPUT_PORTS_END
+
+static struct AY8910interface ay8910_interface =
+{
+ input_port_6_r, input_port_7_r,
+ 0, 0
+};
+
+
+// It runs in IM 0, thus needs an opcode on the data bus
+static INTERRUPT_GEN( skylncr_vblank_interrupt )
+{
+ if (skylncr_nmi_enable) cpunum_set_input_line(0, INPUT_LINE_NMI, PULSE_LINE);
+}
+
+static MACHINE_DRIVER_START( skylncr )
+
+ /* basic machine hardware */
+ MDRV_CPU_ADD(Z80, 12000000/4)
+ MDRV_CPU_PROGRAM_MAP(mem_map_skylncr,0)
+ MDRV_CPU_IO_MAP(io_map_skylncr,0)
+ MDRV_CPU_VBLANK_INT(skylncr_vblank_interrupt,1)
+
+ MDRV_SCREEN_REFRESH_RATE(60)
+ MDRV_SCREEN_VBLANK_TIME(DEFAULT_60HZ_VBLANK_DURATION)
+
+ /* video hardware */
+ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
+ MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
+ MDRV_SCREEN_SIZE(512, 256)
+ MDRV_SCREEN_VISIBLE_AREA(0, 512-1, 0, 256-1)
+ MDRV_GFXDECODE(skylncr)
+ MDRV_PALETTE_LENGTH(0x200)
+
+ MDRV_VIDEO_START(skylncr)
+ MDRV_VIDEO_UPDATE(skylncr)
+
+ /* sound hardware */
+ MDRV_SPEAKER_STANDARD_MONO("mono")
+ MDRV_SOUND_ADD(AY8910, 12000000/8)
+ MDRV_SOUND_CONFIG(ay8910_interface)
+ MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
+MACHINE_DRIVER_END
+
+/*
+Sky Lancer PCB Layout
+---------------------
+
+ |--------------------------------------------|
+ _| ROM.U33 |
+| |
+| ROM.U32 |
+| WF19054 |
+| |
+|_ |
+ | 6264 |
+ | |------| 6116 |
+ _| DSW4(8) |ACTEL | |
+| DSW3(8) |A1010B| |
+| DSW2(8) | | 6264 |
+| DSW1(8) |------| |
+| 6264 |
+| M5M82C255 |
+| |
+| ROM.U35 |
+|3.6V_BATT |
+|_ 6116 Z80 12MHz |
+ |--------------------------------------------|
+Notes:
+ Z80 @ 3.0MHz [12/4]
+ WF19054 = AY-3-8910 @ 1.5MHz [12/8]
+*/
+
+static DRIVER_INIT( skylncr )
+{
+ paletteram = auto_malloc(0x100*3);
+ paletteram_2 = auto_malloc(0x100*3);
+}
+
+ROM_START( skylncr )
+ ROM_REGION( 0x80000, REGION_CPU1, 0 )
+ ROM_LOAD( "27512.u35", 0x00000, 0x10000, CRC(98b1c9fe) SHA1(9ca1706d25038a078fb07ba5c2e6681ed468bc88) )
+
+ ROM_REGION( 0x80000, REGION_GFX1, 0 )
+ ROM_LOAD( "574200.u32", 0x00000, 0x80000, CRC(b36f11fe) SHA1(1d8660ac1ca44e33976ac14210e4a3a201f8f3c4) )
+
+ ROM_REGION( 0x80000, REGION_GFX2, 0 )
+ ROM_LOAD( "574200.u33", 0x00000, 0x80000, CRC(19b25221) SHA1(2f32d337125a9fd0bc7f50713b05e564fd4f81b2) )
+ROM_END
+
+GAME( 1995, skylncr, 0, skylncr, skylncr, skylncr, ROT0, "Bordun International", "Sky Lancer (Bordun International)", GAME_NOT_WORKING )