diff options
Diffstat (limited to 'src/mame/drivers/drmicro.cpp')
-rw-r--r-- | src/mame/drivers/drmicro.cpp | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/src/mame/drivers/drmicro.cpp b/src/mame/drivers/drmicro.cpp new file mode 100644 index 00000000000..7181682c3ec --- /dev/null +++ b/src/mame/drivers/drmicro.cpp @@ -0,0 +1,322 @@ +// license:BSD-3-Clause +// copyright-holders:Uki +/***************************************************************************** + +Dr. Micro (c) 1983 Sanritsu + + driver by Uki + +Quite similar to Appoooh + +*****************************************************************************/ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "sound/msm5205.h" +#include "sound/sn76496.h" +#include "includes/drmicro.h" + +#define MCLK 18432000 + + +/************************************* + * + * Memory handlers + * + *************************************/ + +INTERRUPT_GEN_MEMBER(drmicro_state::drmicro_interrupt) +{ + if (m_nmi_enable) + device.execute().set_input_line(INPUT_LINE_NMI, PULSE_LINE); +} + +WRITE8_MEMBER(drmicro_state::nmi_enable_w) +{ + m_nmi_enable = data & 1; + m_flipscreen = (data & 2) ? 1 : 0; + flip_screen_set(data & 2); + + // bit2,3 unknown +} + + +WRITE_LINE_MEMBER(drmicro_state::pcm_w) +{ + UINT8 *PCM = memregion("adpcm")->base(); + + int data = PCM[m_pcm_adr / 2]; + + if (data != 0x70) // ?? + { + if (~m_pcm_adr & 1) + data >>= 4; + + m_msm->data_w(data & 0x0f); + m_msm->reset_w(0); + + m_pcm_adr = (m_pcm_adr + 1) & 0x7fff; + } + else + m_msm->reset_w(1); +} + +WRITE8_MEMBER(drmicro_state::pcm_set_w) +{ + m_pcm_adr = ((data & 0x3f) << 9); + pcm_w(1); +} + +/************************************* + * + * Address maps + * + *************************************/ + +static ADDRESS_MAP_START( drmicro_map, AS_PROGRAM, 8, drmicro_state ) + AM_RANGE(0x0000, 0xbfff) AM_ROM + AM_RANGE(0xc000, 0xdfff) AM_RAM + AM_RANGE(0xe000, 0xefff) AM_RAM_WRITE(drmicro_videoram_w) + AM_RANGE(0xf000, 0xffff) AM_RAM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( io_map, AS_IO, 8, drmicro_state ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0x00, 0x00) AM_READ_PORT("P1") AM_DEVWRITE("sn1", sn76496_device, write) + AM_RANGE(0x01, 0x01) AM_READ_PORT("P2") AM_DEVWRITE("sn2", sn76496_device, write) + AM_RANGE(0x02, 0x02) AM_DEVWRITE("sn3", sn76496_device, write) + AM_RANGE(0x03, 0x03) AM_READ_PORT("DSW1") AM_WRITE(pcm_set_w) + AM_RANGE(0x04, 0x04) AM_READ_PORT("DSW2") AM_WRITE(nmi_enable_w) + AM_RANGE(0x05, 0x05) AM_NOP // unused? / watchdog? +ADDRESS_MAP_END + +/************************************* + * + * Input ports + * + *************************************/ + +static INPUT_PORTS_START( drmicro ) + PORT_START("P1") + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_SERVICE1 ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_COIN1 ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY + + PORT_START("P2") + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_START2 ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_START1 ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(2) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(2) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2) + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(2) + + PORT_START("DSW1") + PORT_DIPNAME( 0x03, 0x01, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:!1,!2") + PORT_DIPSETTING( 0x00, "2" ) + PORT_DIPSETTING( 0x01, "3" ) + PORT_DIPSETTING( 0x02, "4" ) + PORT_DIPSETTING( 0x03, "5" ) + PORT_DIPNAME( 0x04, 0x04, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW1:!3") + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x04, DEF_STR( On ) ) + PORT_DIPNAME( 0x18, 0x08, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW1:!4,!5") + PORT_DIPSETTING( 0x00, "30000 100000" ) + PORT_DIPSETTING( 0x08, "50000 150000" ) + PORT_DIPSETTING( 0x10, "70000 200000" ) + PORT_DIPSETTING( 0x18, "100000 300000" ) + PORT_SERVICE_DIPLOC( 0x20, IP_ACTIVE_HIGH, "SW1:!6" ) /* Service Mode shows as "X" */ + 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( Flip_Screen ) ) PORT_DIPLOCATION("SW1:!8") + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x80, DEF_STR( On ) ) + + PORT_START("DSW2") + PORT_DIPNAME( 0x07, 0x00, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW2:!1,!2,!3") + PORT_DIPSETTING( 0x07, DEF_STR( 4C_1C ) ) + PORT_DIPSETTING( 0x06, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0x05, DEF_STR( 2C_1C ) ) + 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_5C ) ) + PORT_DIPUNUSED_DIPLOC( 0x08, IP_ACTIVE_HIGH, "SW2:!4" ) /* Service Mode shows as "X" */ + PORT_DIPUNUSED_DIPLOC( 0x10, IP_ACTIVE_HIGH, "SW2:!5" ) /* Service Mode shows as "X" */ + PORT_DIPUNUSED_DIPLOC( 0x20, IP_ACTIVE_HIGH, "SW2:!6" ) /* Service Mode shows as "X" */ + PORT_DIPUNUSED_DIPLOC( 0x40, IP_ACTIVE_HIGH, "SW2:!7" ) /* Service Mode shows as "X" */ + PORT_DIPUNUSED_DIPLOC( 0x80, IP_ACTIVE_HIGH, "SW2:!8" ) /* Service Mode shows as "X" */ +INPUT_PORTS_END + +/************************************* + * + * Graphics definitions + * + *************************************/ + +static const gfx_layout spritelayout4 = +{ + 16,16, + 0x100, + 2, + {0,0x2000*8}, + {STEP8(7,-1),STEP8(71,-1)}, + {STEP8(0,8),STEP8(128,8)}, + 8*8*4 +}; + +static const gfx_layout spritelayout8 = +{ + 16,16, + 0x100, + 3, + {0x2000*16,0x2000*8,0}, + {STEP8(7,-1),STEP8(71,-1)}, + {STEP8(0,8),STEP8(128,8)}, + 8*8*4 +}; + +static const gfx_layout charlayout4 = +{ + 8,8, + 0x400, + 2, + {0,0x2000*8}, + {STEP8(7,-1)}, + {STEP8(0,8)}, + 8*8*1 +}; + +static const gfx_layout charlayout8 = +{ + 8,8, + 0x400, + 3, + {0x2000*16,0x2000*8,0}, + {STEP8(7,-1)}, + {STEP8(0,8)}, + 8*8*1 +}; + +static GFXDECODE_START( drmicro ) + GFXDECODE_ENTRY( "gfx1", 0x0000, charlayout4, 0, 64 ) /* tiles */ + GFXDECODE_ENTRY( "gfx2", 0x0000, charlayout8, 256, 32 ) /* tiles */ + GFXDECODE_ENTRY( "gfx1", 0x0000, spritelayout4, 0, 64 ) /* sprites */ + GFXDECODE_ENTRY( "gfx2", 0x0000, spritelayout8, 256, 32 ) /* sprites */ +GFXDECODE_END + + +/************************************* + * + * Machine driver + * + *************************************/ + +void drmicro_state::machine_start() +{ + save_item(NAME(m_nmi_enable)); + save_item(NAME(m_pcm_adr)); + save_item(NAME(m_flipscreen)); +} + +void drmicro_state::machine_reset() +{ + m_nmi_enable = 0; + m_pcm_adr = 0; + m_flipscreen = 0; +} + + +static MACHINE_CONFIG_START( drmicro, drmicro_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80,MCLK/6) /* 3.072MHz? */ + MCFG_CPU_PROGRAM_MAP(drmicro_map) + MCFG_CPU_IO_MAP(io_map) + MCFG_CPU_VBLANK_INT_DRIVER("screen", drmicro_state, drmicro_interrupt) + + MCFG_QUANTUM_TIME(attotime::from_hz(60)) + + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */) + MCFG_SCREEN_SIZE(32*8, 32*8) + MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1) + MCFG_SCREEN_UPDATE_DRIVER(drmicro_state, screen_update_drmicro) + MCFG_SCREEN_PALETTE("palette") + + MCFG_GFXDECODE_ADD("gfxdecode", "palette", drmicro) + MCFG_PALETTE_ADD("palette", 512) + MCFG_PALETTE_INDIRECT_ENTRIES(32) + MCFG_PALETTE_INIT_OWNER(drmicro_state, drmicro) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_SOUND_ADD("sn1", SN76496, MCLK/4) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MCFG_SOUND_ADD("sn2", SN76496, MCLK/4) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MCFG_SOUND_ADD("sn3", SN76496, MCLK/4) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MCFG_SOUND_ADD("msm", MSM5205, 384000) + MCFG_MSM5205_VCLK_CB(WRITELINE(drmicro_state, pcm_w)) /* IRQ handler */ + MCFG_MSM5205_PRESCALER_SELECTOR(MSM5205_S64_4B) /* 6 KHz */ + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.75) +MACHINE_CONFIG_END + +/************************************* + * + * ROM definition(s) + * + *************************************/ + +ROM_START( drmicro ) + ROM_REGION( 0x10000, "maincpu", 0 ) // CPU + ROM_LOAD( "dm-00.13b", 0x0000, 0x2000, CRC(270f2145) SHA1(1557428387e2c0f711c676a13a763c8d48aa497b) ) + ROM_LOAD( "dm-01.14b", 0x2000, 0x2000, CRC(bba30c80) SHA1(a084429fad58fa6348936084652235d5f55e3b89) ) + ROM_LOAD( "dm-02.15b", 0x4000, 0x2000, CRC(d9e4ca6b) SHA1(9fb6d1d6b45628891deae389cf1d142332b110ba) ) + ROM_LOAD( "dm-03.13d", 0x6000, 0x2000, CRC(b7bcb45b) SHA1(61035afc642bac2e1c56c36c188bed4e1949523f) ) + ROM_LOAD( "dm-04.14d", 0x8000, 0x2000, CRC(071db054) SHA1(75929b7692bebf2246fa84581b6d1eedb02c9aba) ) + ROM_LOAD( "dm-05.15d", 0xa000, 0x2000, CRC(f41b8d8a) SHA1(802830f3f0362ec3df257f31dc22390e8ae4207c) ) + + ROM_REGION( 0x04000, "gfx1", 0 ) // gfx 1 + ROM_LOAD( "dm-23.5l", 0x0000, 0x2000, CRC(279a76b8) SHA1(635650621bdce5873bb5faf64f8352149314e784) ) + ROM_LOAD( "dm-24.5n", 0x2000, 0x2000, CRC(ee8ed1ec) SHA1(7afc05c73186af9fe3d3f3ce13412c8ee560b146) ) + + ROM_REGION( 0x06000, "gfx2", 0 ) // gfx 2 + ROM_LOAD( "dm-20.4a", 0x0000, 0x2000, CRC(6f5dbf22) SHA1(41ef084336e2ebb1016b28505dcb43483e37a0de) ) + ROM_LOAD( "dm-21.4c", 0x2000, 0x2000, CRC(8b17ff47) SHA1(5bcc14489ea1d4f1fe8e51c24a72a8e787ab8159) ) + ROM_LOAD( "dm-22.4d", 0x4000, 0x2000, CRC(84daf771) SHA1(d187debcca59ceab6cd696be246370120ee575c6) ) + + ROM_REGION( 0x04000, "adpcm", 0 ) // samples + ROM_LOAD( "dm-40.12m", 0x0000, 0x2000, CRC(3d080af9) SHA1(f9527fae69fe3ca0762024ac4a44b1f02fbee66a) ) + ROM_LOAD( "dm-41.13m", 0x2000, 0x2000, CRC(ddd7bda2) SHA1(bbe9276cb47fa3e82081d592522640e04b4a9223) ) + + ROM_REGION( 0x00220, "proms", 0 ) // PROMs + ROM_LOAD( "dm-62.9h", 0x0000, 0x0020, CRC(e3e36eaf) SHA1(5954400190e587a20cad60f5829f4bddc85ea526) ) + ROM_LOAD( "dm-61.4m", 0x0020, 0x0100, CRC(0dd8e365) SHA1(cbd43a2d4af053860932af32ca5e13bef728e38a) ) + ROM_LOAD( "dm-60.6e", 0x0120, 0x0100, CRC(540a3953) SHA1(bc65388a1019dadf8c71705e234763f5c735e282) ) +ROM_END + + +/************************************* + * + * Game driver(s) + * + *************************************/ + +GAME( 1983, drmicro, 0, drmicro, drmicro, driver_device, 0, ROT270, "Sanritsu", "Dr. Micro", MACHINE_SUPPORTS_SAVE ) |