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Diffstat (limited to 'src/mame/drivers/ppmast93.c')
-rw-r--r--src/mame/drivers/ppmast93.c400
1 files changed, 400 insertions, 0 deletions
diff --git a/src/mame/drivers/ppmast93.c b/src/mame/drivers/ppmast93.c
new file mode 100644
index 00000000000..85c12db1820
--- /dev/null
+++ b/src/mame/drivers/ppmast93.c
@@ -0,0 +1,400 @@
+/*
+
+Ping Pong Masters '93
+Electronic Devices, 1993
+
+PCB Layout
+----------
+
+|----------------------------------------------|
+| |
+| 2018 |
+| 1.UE7 YM2413 |
+| |----------| |
+| Z80 |Unknown | 24MHz PROM1|
+| |PLCC84 | |
+|J DSW2 | | PROM2|
+|A 2.UP7 | | PAL |
+|M | | PAL PROM3|
+|M DSW1 2018 |----------| |
+|A 2018 |
+| PAL 2018 |
+| 5MHz |
+| |
+| |
+| |
+| Z80 3.UG16 4.UG15 |
+|----------------------------------------------|
+Notes:
+ Z80 clock : 5.000MHz (both)
+ YM2413 clock : 2.500MHz (5/2)
+ VSync : 55Hz
+
+
+Dip Switch Settings
+-------------------
+
+SW1 1 2 3 4 5 6 7 8
+|-------|-------|-----|-----|-----|-----|-----|-----|-----|-----|
+|Coin1 | 1C 1P | OFF | OFF | OFF | OFF | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 1C 2P | ON | OFF | OFF | OFF | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 1C 3P | OFF | ON | OFF | OFF | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 1C 4P | ON | ON | OFF | OFF | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 1C 5P | OFF | OFF | ON | OFF | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 2C 1P | ON | OFF | ON | OFF | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 2C 3P | OFF | ON | ON | OFF | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 2C 5P | ON | ON | ON | OFF | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 3C 1P | OFF | OFF | OFF | ON | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 3C 2P | ON | OFF | OFF | ON | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 3C 5P | OFF | ON | OFF | ON | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 4C 1P | ON | ON | OFF | ON | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 4C 3P | OFF | OFF | ON | ON | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 4C 5P | ON | OFF | ON | ON | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 5C 1P | OFF | ON | ON | ON | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 5C 2P | ON | ON | ON | ON | | | | |
+|-------|-------|-----|-----|-----|-----|-----|-----|-----|-----|
+|Coin2 | 1C 1P | | | | | OFF | OFF | OFF | OFF |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 1C 2P | | | | | ON | OFF | OFF | OFF |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 1C 3P | | | | | OFF | ON | OFF | OFF |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 1C 4P | | | | | ON | ON | OFF | OFF |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 1C 5P | | | | | OFF | OFF | ON | OFF |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 2C 1P | | | | | ON | OFF | ON | OFF |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 2C 3P | | | | | OFF | ON | ON | OFF |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 2C 5P | | | | | ON | ON | ON | OFF |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 3C 1P | | | | | OFF | OFF | OFF | ON |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 3C 2P | | | | | ON | OFF | OFF | ON |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 3C 5P | | | | | OFF | ON | OFF | ON |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 4C 1P | | | | | ON | ON | OFF | ON |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 4C 3P | | | | | OFF | OFF | ON | ON |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 4C 5P | | | | | ON | OFF | ON | ON |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 5C 1P | | | | | OFF | ON | ON | ON |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | 5C 2P | | | | | ON | ON | ON | ON |
+|-------|-------|-----|-----|-----|-----|-----|-----|-----|-----|
+
+SW2 1 2 3 4 5 6 7 8
+|-------|-------|-----|-----|-----|-----|-----|-----|-----|-----|
+|Diffic-| Easy | OFF | OFF | | | | | | |
+|ulty |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | Normal| ON | OFF | | | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | Hard | OFF | ON | | | | | | |
+| |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | V.Hard| ON | ON | | | | | | |
+|-------|-------|-----|-----|-----|-----|-----|-----|-----|-----|
+|Demo |Without| | | OFF | | | | | |
+|Sound |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | With | | | ON | | | | | |
+|-------|-------|-----|-----|-----|-----|-----|-----|-----|-----|
+|Test | No | | | | OFF | | | | |
+|Mode |-------|-----|-----|-----|-----|-----|-----|-----|-----|
+| | Yes | | | | ON | | | | |
+|-------|-------|-----|-----|-----|-----|-----|-----|-----|-----|
+
+The DIP sheet also seems to suggest the use of a 4-way joystick and 2 buttons,
+one for shoot and one for select.
+
+*/
+
+#include "driver.h"
+#include "sound/3812intf.h"
+#include "sound/2413intf.h"
+#include "sound/dac.h"
+
+
+static tilemap *ppmast93_fg_tilemap, *ppmast93_bg_tilemap;
+static UINT8 *ppmast93_fgram, *ppmast93_bgram;
+
+static WRITE8_HANDLER( ppmast93_fgram_w )
+{
+ ppmast93_fgram[offset] = data;
+ tilemap_mark_tile_dirty(ppmast93_fg_tilemap,offset/2);
+}
+
+static WRITE8_HANDLER( ppmast93_bgram_w )
+{
+ ppmast93_bgram[offset] = data;
+ tilemap_mark_tile_dirty(ppmast93_bg_tilemap,offset/2);
+}
+
+static WRITE8_HANDLER( ppmast93_port4_w )
+{
+ UINT8 *rom = memory_region(REGION_CPU1);
+ int bank;
+
+ coin_counter_w(0, data & 0x08);
+ coin_counter_w(1, data & 0x10);
+
+ bank = data & 0x07;
+ memory_set_bankptr(1,&rom[0x10000+(bank*0x4000)]);
+}
+
+static ADDRESS_MAP_START( ppmast93_cpu1_map, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0x7fff) AM_READ(MRA8_ROM) AM_WRITENOP AM_REGION(REGION_CPU1, 0x10000)
+ AM_RANGE(0x8000, 0xbfff) AM_READ(MRA8_BANK1)
+ AM_RANGE(0xd000, 0xd7ff) AM_RAM AM_WRITE(ppmast93_bgram_w) AM_BASE(&ppmast93_bgram) AM_SHARE(1)
+ AM_RANGE(0xd800, 0xdfff) AM_WRITENOP
+ AM_RANGE(0xf000, 0xf7ff) AM_RAM AM_WRITE(ppmast93_fgram_w) AM_BASE(&ppmast93_fgram) AM_SHARE(2)
+ AM_RANGE(0xf800, 0xffff) AM_RAM
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( ppmast93_cpu1_io, ADDRESS_SPACE_IO, 8 )
+ ADDRESS_MAP_FLAGS( AMEF_ABITS(8) )
+ AM_RANGE(0x00, 0x00) AM_READ(input_port_0_r)
+ AM_RANGE(0x02, 0x02) AM_READ(input_port_1_r)
+ AM_RANGE(0x04, 0x04) AM_READ(input_port_2_r)
+ AM_RANGE(0x06, 0x06) AM_READ(input_port_3_r)
+ AM_RANGE(0x08, 0x08) AM_READ(input_port_4_r)
+
+ AM_RANGE(0x00, 0x00) AM_WRITE(soundlatch_w)
+ AM_RANGE(0x04, 0x04) AM_WRITE(ppmast93_port4_w)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( ppmast93_cpu2_map, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0xfbff) AM_ROM AM_REGION(REGION_CPU2, 0x10000)
+ AM_RANGE(0xfc00, 0xfc00) AM_READ(soundlatch_r)
+ AM_RANGE(0xfd00, 0xffff) AM_RAM
+ADDRESS_MAP_END
+
+
+static WRITE8_HANDLER(ppmast_sound_w)
+{
+ switch(offset&0xff)
+ {
+ case 0: YM2413_register_port_0_w(0,data); break;
+ case 1: YM2413_data_port_0_w(0,data); break;
+ case 2: DAC_0_data_w(0,data);break;
+ default: logerror("%x %x - %x\n",offset,data,activecpu_get_previouspc());
+ }
+}
+
+static ADDRESS_MAP_START( ppmast93_cpu2_io, ADDRESS_SPACE_IO, 8 )
+ AM_RANGE(0x0000, 0xffff) AM_READ(MRA8_ROM) AM_WRITE(ppmast_sound_w) AM_REGION(REGION_CPU2, 0x20000)
+ADDRESS_MAP_END
+
+static INPUT_PORTS_START( ppmast93 )
+ PORT_START /* 8bit */
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) // nothing?
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START1 )
+
+ PORT_START /* 8bit */
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) // nothing?
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 )
+
+ PORT_START /* 8bit */
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
+ 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_HIGH, IPT_SPECIAL ) // or it always goes to test mode
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START
+ PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 5C_1C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x07, DEF_STR( 3C_1C ) )
+ PORT_DIPSETTING( 0x00, "5 Coins/2 Credits" )
+ PORT_DIPSETTING( 0x0a, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x06, DEF_STR( 3C_2C ) )
+ PORT_DIPSETTING( 0x03, DEF_STR( 4C_3C ) )
+ PORT_DIPSETTING( 0x0f, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( 4C_5C ) )
+ PORT_DIPSETTING( 0x09, DEF_STR( 2C_3C ) )
+ PORT_DIPSETTING( 0x05, "3 Coins/5 Credits" )
+ PORT_DIPSETTING( 0x0e, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 2C_5C ) )
+ PORT_DIPSETTING( 0x0d, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) )
+ PORT_DIPSETTING( 0x0b, DEF_STR( 1C_5C ) )
+ PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( 5C_1C ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x70, DEF_STR( 3C_1C ) )
+ PORT_DIPSETTING( 0x00, "5 Coins/2 Credits" )
+ PORT_DIPSETTING( 0xa0, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x60, DEF_STR( 3C_2C ) )
+ PORT_DIPSETTING( 0x30, DEF_STR( 4C_3C ) )
+ PORT_DIPSETTING( 0xf0, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( 4C_5C ) )
+ PORT_DIPSETTING( 0x90, DEF_STR( 2C_3C ) )
+ PORT_DIPSETTING( 0x50, "3 Coins/5 Credits" )
+ PORT_DIPSETTING( 0xe0, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( 2C_5C ) )
+ PORT_DIPSETTING( 0xd0, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0xc0, DEF_STR( 1C_4C ) )
+ PORT_DIPSETTING( 0xb0, DEF_STR( 1C_5C ) )
+
+ PORT_START
+ PORT_DIPNAME( 0x03, 0x02, DEF_STR( Difficulty ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Very_Hard ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( Hard ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( Normal ) )
+ PORT_DIPSETTING( 0x03, DEF_STR( Easy ) )
+ PORT_DIPNAME( 0x04, 0x04, DEF_STR( Demo_Sounds ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( On ) )
+ PORT_SERVICE( 0x08, IP_ACTIVE_LOW )
+ 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 const gfx_layout tiles8x8_layout =
+{
+ 8,8,
+ RGN_FRAC(1,1),
+ 4,
+ { 0, 2, 4, 6 },
+ { 1, 0, 9, 8, 17, 16, 25, 24 },
+ { 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32 },
+ 32*8
+};
+
+static GFXDECODE_START( ppmast93 )
+ GFXDECODE_ENTRY( REGION_GFX1, 0, tiles8x8_layout, 0, 16 )
+GFXDECODE_END
+
+static TILE_GET_INFO( get_ppmast93_bg_tile_info )
+{
+ int code = (ppmast93_bgram[tile_index*2+1] << 8) | ppmast93_bgram[tile_index*2];
+ SET_TILE_INFO(
+ 0,
+ code & 0x0fff,
+ (code & 0xf000) >> 12,
+ 0);
+}
+
+static TILE_GET_INFO( get_ppmast93_fg_tile_info )
+{
+ int code = (ppmast93_fgram[tile_index*2+1] << 8) | ppmast93_fgram[tile_index*2];
+ SET_TILE_INFO(
+ 0,
+ (code & 0x0fff)+0x1000,
+ (code & 0xf000) >> 12,
+ 0);
+}
+
+static VIDEO_START( ppmast93 )
+{
+ ppmast93_bg_tilemap = tilemap_create(get_ppmast93_bg_tile_info,tilemap_scan_rows,TILEMAP_TYPE_PEN,8,8,32, 32);
+ ppmast93_fg_tilemap = tilemap_create(get_ppmast93_fg_tile_info,tilemap_scan_rows,TILEMAP_TYPE_PEN,8,8,32, 32);
+
+ tilemap_set_transparent_pen(ppmast93_fg_tilemap,0);
+}
+
+static VIDEO_UPDATE( ppmast93 )
+{
+ tilemap_draw(bitmap,cliprect,ppmast93_bg_tilemap,0,0);
+ tilemap_draw(bitmap,cliprect,ppmast93_fg_tilemap,0,0);
+ return 0;
+}
+
+static MACHINE_DRIVER_START( ppmast93 )
+ /* basic machine hardware */
+ MDRV_CPU_ADD(Z80,5000000) /* 5 MHz */
+ MDRV_CPU_PROGRAM_MAP(ppmast93_cpu1_map,0)
+ MDRV_CPU_IO_MAP(ppmast93_cpu1_io,0)
+ MDRV_CPU_VBLANK_INT(irq0_line_hold,1)
+
+ MDRV_CPU_ADD(Z80,5000000) /* 5 MHz */
+ MDRV_CPU_PROGRAM_MAP(ppmast93_cpu2_map,0)
+ MDRV_CPU_IO_MAP(ppmast93_cpu2_io,0)
+ MDRV_CPU_PERIODIC_INT(irq0_line_hold,8000)
+
+ MDRV_SCREEN_REFRESH_RATE(55)
+ 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(256, 256)
+ MDRV_SCREEN_VISIBLE_AREA(0, 256-1, 0, 256-1)
+ MDRV_GFXDECODE(ppmast93)
+
+ MDRV_PALETTE_INIT(RRRR_GGGG_BBBB)
+ MDRV_PALETTE_LENGTH(0x100)
+
+ MDRV_VIDEO_START(ppmast93)
+ MDRV_VIDEO_UPDATE(ppmast93)
+
+ MDRV_SPEAKER_STANDARD_MONO("mono")
+
+ MDRV_SOUND_ADD(YM2413, 5000000/2)
+ MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00)
+
+ MDRV_SOUND_ADD(DAC, 0)
+ MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.60)
+
+MACHINE_DRIVER_END
+
+ROM_START( ppmast93 )
+ ROM_REGION( 0x30000, REGION_CPU1, 0 )
+ ROM_LOAD( "2.up7", 0x10000, 0x20000, CRC(8854d8db) SHA1(9d93ddfb44d533772af6519747a6cb50b42065cd) )
+
+ ROM_REGION( 0x30000, REGION_CPU2, 0 )
+ ROM_LOAD( "1.ue7", 0x10000, 0x20000, CRC(8e26939e) SHA1(e62441e523f5be6a3889064cc5e0f44545260e93) )
+
+ ROM_REGION( 0x40000, REGION_GFX1, ROMREGION_DISPOSE )
+ ROM_LOAD( "3.ug16", 0x00000, 0x20000, CRC(8ab24641) SHA1(c0ebee90bf3fe208947ae5ea56f31469ed24d198) )
+ ROM_LOAD( "4.ug15", 0x20000, 0x20000, CRC(b16e9fb6) SHA1(53aa962c63319cd649e0c8cf0c26e2308598e1aa) )
+
+ ROM_REGION( 0x300, REGION_PROMS, 0 )
+ ROM_LOAD( "prom3.ug24", 0x000, 0x100, CRC(b1a4415a) SHA1(1dd22260f7dbdc9c812a2349069ed5f3c9c92826) )
+ ROM_LOAD( "prom2.ug25", 0x100, 0x100, CRC(4b5055ba) SHA1(6213e79492d35593c643ef5c01ce6a58a77866aa) )
+ ROM_LOAD( "prom1.ug26", 0x200, 0x100, CRC(d979c64e) SHA1(172c9579013d58e35a5b4f732e360811ac36295e) )
+ROM_END
+
+GAME( 1993, ppmast93, 0, ppmast93, ppmast93, 0, ROT0, "Electronic Devices S.R.L.", "Ping Pong Masters '93", GAME_IMPERFECT_SOUND )