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Create skeleton device for Sega Megalo 50 DASS and hook it on supported Sega C2 games [jordigahan, Recreativas.org] (#12401)

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ClawGrip 2025-03-22 16:13:45 +01:00 committed by GitHub
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3 changed files with 109 additions and 16 deletions
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52
src/mame/sega/m50dass.cpp Normal file
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@ -0,0 +1,52 @@
// license:BSD-3-Clause
// copyright-holders:
/*******************************************************************************************
Skeleton device for Sega DASS (Dual Active Seat System), found on the Megalo 50 cabinet.
Sega PCB 837-8683:
-Z0840004PSC Z80 CPU
-YM-2413
-Two Sega 315-5296 I/O chips
-3 banks of eight dip switches
There is at least an undumped "A" revision.
*******************************************************************************************/
#include "emu.h"
#include "m50dass.h"
#include "speaker.h"
DEFINE_DEVICE_TYPE(MEGALO50_DASS, m50dass_device, "m50dass", "Sega DASS")
m50dass_device::m50dass_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
: device_t(mconfig, MEGALO50_DASS, tag, owner, clock)
, m_maincpu(*this, "maincpu")
, m_ym2413(*this, "ym2413")
{
}
void m50dass_device::device_start()
{
}
void m50dass_device::device_add_mconfig(machine_config &config)
{
Z80(config, m_maincpu, 8_MHz_XTAL / 2); // Z0840004PSC, divider not verified
SPEAKER(config, "mono").front_center();
YM2413(config, m_ym2413, 8_MHz_XTAL / 2).add_route(ALL_OUTPUTS, "mono", 0.8); // divider and configuration unknown
}
ROM_START(m50dass)
ROM_REGION(0x20000, "maincpu", 0)
ROM_LOAD("epr-14705.ic18", 0x00000, 0x20000, CRC(b863d2c5) SHA1(f6aa309bc8be15c26d91f3cf048ea140a9ca12eb)) // Strings "MEGALO50 910322", "** SHUNICHI **" on ROM
ROM_REGION(0x117, "pld", 0)
ROM_LOAD("315-5592_gal16v8a.ic19", 0x000, 0x117, NO_DUMP)
ROM_END
const tiny_rom_entry *m50dass_device::device_rom_region() const
{
return ROM_NAME(m50dass);
}

30
src/mame/sega/m50dass.h Normal file
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@ -0,0 +1,30 @@
// license:BSD-3-Clause
// copyright-holders:
#ifndef MAME_SEGA_M50DASS_H
#define MAME_SEGA_M50DASS_H
#pragma once
#include "cpu/z80/z80.h"
#include "sound/ymopl.h"
class m50dass_device : public device_t
{
public:
m50dass_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock = 0);
void m50dass(machine_config &config) ATTR_COLD;
protected:
virtual void device_start() override ATTR_COLD;
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
private:
required_device<cpu_device> m_maincpu;
required_device<ym2413_device> m_ym2413;
};
DECLARE_DEVICE_TYPE(MEGALO50_DASS, m50dass_device)
#endif // MAME_SEGA_M50DASS_H

43
src/mame/sega/segac2.cpp
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@ -156,11 +156,13 @@
***********************************************************************************************/
#include "emu.h"
#include "315_5296.h"
#include "m50dass.h"
#include "segaipt.h"
#include "cpu/m68000/m68000.h"
#include "machine/nvram.h"
#include "315_5296.h"
#include "sound/sn76496.h"
#include "sound/upd7759.h"
#include "sound/ymopn.h"
@ -209,6 +211,7 @@ public:
void tfrceacjpb(machine_config &config);
void ribbit(machine_config &config);
void c2m50dass(machine_config &config);
void init_noprot();
void init_columns();
@ -1922,13 +1925,13 @@ void segac2_state::segac2(machine_config &config)
UPD7759(config, m_upd7759, XL1_CLOCK).add_route(ALL_OUTPUTS, "mono", 0.50);
}
void segac2_state::tfrceacjpb(machine_config& config)
void segac2_state::tfrceacjpb(machine_config &config)
{
segac2(config);
m_io->set_ddr_override(0xf); // game erroneously writes 0x58 to DDR
}
void segac2_state::ribbit(machine_config& config)
void segac2_state::ribbit(machine_config &config)
{
segac2(config);
@ -1937,7 +1940,15 @@ void segac2_state::ribbit(machine_config& config)
m_upd7759->set_start_delay(250);
}
void pclub_state::pclub(machine_config& config)
// Games supporting Megalo 50 moving seats (DASS)
void segac2_state::c2m50dass(machine_config &config)
{
segac2(config);
MEGALO50_DASS(config, "m50dass");
}
void pclub_state::pclub(machine_config &config)
{
segac2(config);
// Print Club boards use a different crystal, possibly for better compatibility with the camera timings.
@ -3031,7 +3042,7 @@ GAME( 1990, column2j, columns2, segac, columns2, segac2_state, init_co
/* System C-2 Games */
GAME( 1990, tfrceac, 0, segac2, tfrceac, segac2_state, init_tfrceac, ROT0, "Technosoft / Sega", "Thunder Force AC", 0 )
GAME( 1990, tfrceacj, tfrceac, segac2, tfrceac, segac2_state, init_tfrceac, ROT0, "Technosoft / Sega", "Thunder Force AC (Japan)", 0 )
GAME( 1990, tfrceacb, tfrceac, segac2, tfrceac, segac2_state, init_tfrceacb, ROT0, "bootleg", "Thunder Force AC (bootleg)", 0 )
GAME( 1990, tfrceacb, tfrceac, segac2, tfrceac, segac2_state, init_tfrceacb, ROT0, "bootleg", "Thunder Force AC (bootleg)", 0 )
GAME( 1990, tfrceacjpb, tfrceac, tfrceacjpb, tfrceac, segac2_state, init_tfrceac, ROT0, "Technosoft / Sega", "Thunder Force AC (Japan, prototype, bootleg)", 0 )
GAME( 1990, borench, 0, segac2, borench, segac2_state, init_borench, ROT0, "Sega", "Borench (set 1)", 0 )
@ -3041,7 +3052,7 @@ GAME( 1990, borenchj, borench, segac2, borench, segac2_state, init_bo
GAME( 1991, ribbit, 0, ribbit, ribbit, segac2_state, init_ribbit, ROT0, "Sega", "Ribbit!", 0 )
GAME( 1991, ribbitj, ribbit, ribbit, ribbitj, segac2_state, init_ribbit, ROT0, "Sega", "Ribbit! (Japan)", 0 )
GAME( 1991, twinsqua, 0, segac2, twinsqua, segac2_state, init_twinsqua, ROT0, "Sega", "Twin Squash", 0 )
GAME( 1991, twinsqua, 0, c2m50dass, twinsqua, segac2_state, init_twinsqua, ROT0, "Sega", "Twin Squash", 0 )
GAME( 1991, soniccar, 0, segac2, soniccar, segac2_state, init_noprot, ROT0, "Sega", "Waku Waku Sonic Patrol Car", 0 )
@ -3049,13 +3060,13 @@ GAME( 1992, ssonicbr, 0, segac2, ssonicbr, segac2_state, init_no
GAME( 1992, ooparts, 0, segac2, ooparts, segac2_state, init_noprot, ROT270, "hack", "OOPArts (prototype, joystick hack)", 0 )
GAME( 1992, puyo, 0, segac2, puyo, segac2_state, init_puyo, ROT0, "Compile / Sega", "Puyo Puyo (World)", 0 )
GAME( 1992, puyobl, puyo, segac2, puyo, segac2_state, init_puyo, ROT0, "bootleg", "Puyo Puyo (World, bootleg)", 0 )
GAME( 1992, puyoj, puyo, segac2, puyo, segac2_state, init_puyo, ROT0, "Compile / Sega", "Puyo Puyo (Japan, Rev B)", 0 )
GAME( 1992, puyoja, puyo, segac2, puyo, segac2_state, init_puyo, ROT0, "Compile / Sega", "Puyo Puyo (Japan, Rev A)", 0 )
GAME( 1992, puyo, 0, c2m50dass, puyo, segac2_state, init_puyo, ROT0, "Compile / Sega", "Puyo Puyo (World)", 0 )
GAME( 1992, puyobl, puyo, c2m50dass, puyo, segac2_state, init_puyo, ROT0, "bootleg", "Puyo Puyo (World, bootleg)", 0 )
GAME( 1992, puyoj, puyo, c2m50dass, puyo, segac2_state, init_puyo, ROT0, "Compile / Sega", "Puyo Puyo (Japan, Rev B)", 0 )
GAME( 1992, puyoja, puyo, c2m50dass, puyo, segac2_state, init_puyo, ROT0, "Compile / Sega", "Puyo Puyo (Japan, Rev A)", 0 )
GAME( 1992, tantr, 0, segac2, ichir, segac2_state, init_tantr, ROT0, "Sega", "Puzzle & Action: Tant-R (Japan)", 0 )
GAME( 1993, tantrkor, tantr, segac2, ichir, segac2_state, init_tantrkor, ROT0, "Sega", "Puzzle & Action: Tant-R (Korea)", 0 )
GAME( 1992, tantr, 0, segac2, ichir, segac2_state, init_tantr, ROT0, "Sega", "Puzzle & Action: Tant-R (Japan)", 0 )
GAME( 1993, tantrkor, tantr, segac2, ichir, segac2_state, init_tantrkor, ROT0, "Sega", "Puzzle & Action: Tant-R (Korea)", 0 )
GAME( 1992, tantrbl, tantr, segac2, ichir, segac2_state, init_noprot, ROT0, "bootleg", "Puzzle & Action: Tant-R (Japan) (bootleg set 1)", 0 )
GAME( 1992, tantrbl4, tantr, segac2, ichir, segac2_state, init_noprot, ROT0, "bootleg", "Puzzle & Action: Tant-R (Japan) (bootleg set 4)", 0 )
GAME( 1994, tantrbl2, tantr, segac, ichir, segac2_state, init_tantr, ROT0, "bootleg", "Puzzle & Action: Tant-R (Japan) (bootleg set 2)", 0 ) // Common bootleg in Europe, C board, no samples
@ -3073,15 +3084,15 @@ GAME( 1993, sonicpop, 0, segac2, sonicpop, segac2_state, init_no
GAME( 1993, sonicfgt, 0, segac2, sonicfgt, segac2_state, init_noprot, ROT0, "Sega", "SegaSonic Cosmo Fighter (World)", 0 )
GAME( 1993, sonicfgtj, sonicfgt, segac2, sonicfgt, segac2_state, init_noprot, ROT0, "Sega", "SegaSonic Cosmo Fighter (Japan)", 0 )
GAME( 1994, potopoto, 0, segac2, potopoto, segac2_state, init_potopoto, ROT0, "Sega", "Poto Poto (Japan, Rev A)", 0 )
GAME( 1994, potopoto, 0, c2m50dass, potopoto, segac2_state, init_potopoto, ROT0, "Sega", "Poto Poto (Japan, Rev A)", 0 )
GAME( 1994, stkclmns, 0, segac2, stkclmns, segac2_state, init_stkclmns, ROT0, "Sega", "Stack Columns (World)", 0 )
GAME( 1994, stkclmnsj, stkclmns, segac2, stkclmns, segac2_state, init_stkclmnj, ROT0, "Sega", "Stack Columns (Japan)", 0 )
GAME( 1994, ichir, 0, segac2, ichir, segac2_state, init_ichir, ROT0, "Sega", "Puzzle & Action: Ichidant-R (World)", 0 )
GAME( 1994, ichir, 0, segac2, ichir, segac2_state, init_ichir, ROT0, "Sega", "Puzzle & Action: Ichidant-R (World)", 0 )
GAME( 1994, ichirbl, ichir, segac2, ichir, segac2_state, init_noprot, ROT0, "bootleg", "Puzzle & Action: Ichidant-R (World) (bootleg)", 0 )
GAME( 1994, ichirk, ichir, segac2, ichir, segac2_state, init_ichirk, ROT0, "Sega", "Puzzle & Action: Ichidant-R (Korea)", 0 )
GAME( 1994, ichirj, ichir, segac2, ichir, segac2_state, init_ichirj, ROT0, "Sega", "Puzzle & Action: Ichidant-R (Japan)", 0 )
GAME( 1994, ichirk, ichir, segac2, ichir, segac2_state, init_ichirk, ROT0, "Sega", "Puzzle & Action: Ichidant-R (Korea)", 0 )
GAME( 1994, ichirj, ichir, segac2, ichir, segac2_state, init_ichirj, ROT0, "Sega", "Puzzle & Action: Ichidant-R (Japan)", 0 )
GAME( 1994, ichirjbl, ichir, segac, ichir, segac2_state, init_ichirjbl, ROT0, "bootleg", "Puzzle & Action: Ichidant-R (Japan) (bootleg)", 0 ) // C board, no samples
GAME( 1994, puyopuy2, 0, segac2, puyopuy2, segac2_state, init_puyopuy2, ROT0, "Compile (Sega license)", "Puyo Puyo 2 (Japan)", 0 )