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Multi Game (EGD): Sounds are 4-bit ADPCM driven by a NEC D7759GC.
Hooked preliminary sound routines. Needs more work. [Roberto Fresca]
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RobertoFresca
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548d0022d6
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@ -2,9 +2,12 @@
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// copyright-holders:???
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/***********************************************************************************
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Multi Game - EGD
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Multi Game - EGD, 1997
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Poker - Roulette - Black Jack - Bingo
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Game base is Bingo. Casino 10 (poker), Roulette, and Black Jack,
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could be enabled/disabled through DIP switches.
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************************************************************************************
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80186xl20 Xtal 40Mhz
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@ -39,6 +42,7 @@ TODO:
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- watchdog (service mode claims that there's one at the end of the aforementioned procedure);
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- fix the poker game (casino 10). seems lack of watchdog.
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- sound;
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- proper 3x D71055C emulation.
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***********************************************************************************/
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@ -47,6 +51,7 @@ TODO:
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#include "emu.h"
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#include "cpu/i86/i186.h"
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#include "video/clgd542x.h"
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#include "sound/upd7759.h"
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#include "machine/nvram.h"
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@ -55,9 +60,11 @@ class gambl186_state : public driver_device
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public:
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gambl186_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag),
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m_maincpu(*this, "maincpu") { }
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m_maincpu(*this, "maincpu"),
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m_upd7759(*this, "7759") { }
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required_device<cpu_device> m_maincpu;
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optional_device<upd7759_device> m_upd7759;
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int m_comms_state;
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int m_comms_ind;
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UINT8 m_comms_data[1002];
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@ -70,6 +77,8 @@ public:
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DECLARE_READ16_MEMBER(comms_r);
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DECLARE_WRITE16_MEMBER(comms_w);
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DECLARE_WRITE16_MEMBER(data_bank_w);
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DECLARE_READ16_MEMBER(upd_r);
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DECLARE_WRITE16_MEMBER(upd_w);
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};
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void gambl186_state::machine_start()
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@ -249,20 +258,52 @@ WRITE16_MEMBER( gambl186_state::data_bank_w)
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popmessage("warning: set %04x to data bank",data);
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}
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/* Preliminary sound through UPD7759
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port 400h writes the sample index/input
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port 504h writes the commands...
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504h xxxx ---- ---- ----
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Sound event:
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504h: 2000
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504h: e000
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400h: xxyy <--- xx and yy are the sample number/index
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504h: c000
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504h: e000
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504h: 2000
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*/
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WRITE16_MEMBER(gambl186_state::upd_w)
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{
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//// FIXME
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// m_upd7759->reset_w(0);
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// m_upd7759->reset_w(1);
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// if (mem_mask&0x00ff) m_upd7759->port_w(space, 0, data & 0xff);
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// if (mem_mask&0xff00) m_upd7759->port_w(space, 0, (data >> 8) & 0xff);
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data = (data >> 8);
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popmessage("sample index: %02x", data);
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// m_upd7759->start_w(0);
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// m_upd7759->start_w(1);
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}
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static ADDRESS_MAP_START( gambl186_io, AS_IO, 16, gambl186_state )
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AM_RANGE(0x03b0, 0x03bf) AM_DEVREADWRITE8("vga", cirrus_gd5428_device, port_03b0_r, port_03b0_w, 0xffff)
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AM_RANGE(0x03c0, 0x03cf) AM_DEVREADWRITE8("vga", cirrus_gd5428_device, port_03c0_r, port_03c0_w, 0xffff)
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AM_RANGE(0x03d0, 0x03df) AM_DEVREADWRITE8("vga", cirrus_gd5428_device, port_03d0_r, port_03d0_w, 0xffff)
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AM_RANGE(0x0400, 0x0401) AM_WRITENOP // sound
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AM_RANGE(0x0400, 0x0401) AM_WRITE(upd_w) // upd7759 sample index/input
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AM_RANGE(0x0500, 0x0501) AM_READ_PORT("IN0")
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AM_RANGE(0x0502, 0x0503) AM_READ_PORT("IN1")
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AM_RANGE(0x0504, 0x0505) AM_READ_PORT("IN2")
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AM_RANGE(0x0504, 0x0505) AM_READ_PORT("IN2") // Seems to writes more upd7759 params in MSB...
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//AM_RANGE(0x0500, 0x050f) AM_READ(unk_r)
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AM_RANGE(0x0580, 0x0581) AM_READ_PORT("DSW1")
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AM_RANGE(0x0582, 0x0583) AM_READ_PORT("JOY")
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AM_RANGE(0x0584, 0x0585) AM_READ_PORT("DSW0") AM_WRITENOP // Watchdog: bit 8
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AM_RANGE(0x0600, 0x0603) AM_WRITENOP // lamps
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// AM_RANGE(0x0600, 0x0603) AM_WRITENOP // lamps
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AM_RANGE(0x0680, 0x0683) AM_READWRITE(comms_r, comms_w)
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AM_RANGE(0x0700, 0x0701) AM_WRITE(data_bank_w)
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ADDRESS_MAP_END
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@ -358,6 +399,12 @@ static MACHINE_CONFIG_START( gambl186, gambl186_state )
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MCFG_NVRAM_ADD_0FILL("nvram")
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MCFG_FRAGMENT_ADD( pcvideo_cirrus_gd5428 )
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/* sound hardware */
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MCFG_SPEAKER_STANDARD_MONO("mono")
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MCFG_SOUND_ADD("7759", UPD7759, UPD7759_STANDARD_CLOCK)
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MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.75)
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MACHINE_CONFIG_END
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@ -371,7 +418,7 @@ ROM_START( gambl186 )
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ROM_LOAD16_BYTE( "se403p.u9", 0x00000, 0x20000, CRC(1021cc20) SHA1(d9bb67676b05458ff813d608431ff06946ab7721) )
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ROM_LOAD16_BYTE( "so403p.u10", 0x00001, 0x20000, CRC(af9746c9) SHA1(3f1ab8110cc5eadec661181779799693ad695e21) )
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ROM_REGION( 0x20000, "snd", 0 )
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ROM_REGION( 0x20000, "upd", 0 ) // upd7759 sound samples
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ROM_LOAD( "347.u302", 0x00000, 0x20000, CRC(7ce8f490) SHA1(2f856e31d189e9d46ba6b322133d99133e0b52ac) )
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ROM_END
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@ -384,7 +431,7 @@ ROM_START( gambl186a )
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ROM_LOAD16_BYTE( "se403p.u9", 0x00000, 0x20000, CRC(1021cc20) SHA1(d9bb67676b05458ff813d608431ff06946ab7721) )
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ROM_LOAD16_BYTE( "so403p.u10", 0x00001, 0x20000, CRC(af9746c9) SHA1(3f1ab8110cc5eadec661181779799693ad695e21) )
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ROM_REGION( 0x20000, "snd", 0 )
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ROM_REGION( 0x20000, "upd", 0 ) // upd7759 sound samples
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ROM_LOAD( "347.u302", 0x00000, 0x20000, CRC(7ce8f490) SHA1(2f856e31d189e9d46ba6b322133d99133e0b52ac) )
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ROM_END
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