// license:BSD-3-Clause // copyright-holders:Luca Elia /*************************************************************************** Wyvern F-0 (1985, Taito) driver by Luca Elia Typical Taito mid-80s hardware but with dual video output. Sound board: Z80, 2 x YM2149, OKI M5232 CPU board: Z80, ROM and RAM, 68705P5 MCU (protected) OBJ board: 48MHz OSC, ROMs and RAM Video board: ROMs and RAM, 4 x Fujitsu MB112S146 (also used on arkanoid, lkage) The rest is just common logic, there are no custom chips. The cabinet uses a half-silvered mirror to mix the images from two screens for a pseudo-3D effect: http://www.higenekodo.jp/untiku/wy.htm Backgrounds and enemies on the ground are displayed in the lower screen, while player ship and enemies in the air are displayed in the upper screen. And the cabinet also has two speakers. The sound of enemies on the ground is heard from the bottom speaker and the sound of enemies in the air is heard from the top speaker. Actual game video: http://www.nicozon.net/watch/sm10823430 TODO: - TA7630; ***************************************************************************/ #include "emu.h" #include "cpu/z80/z80.h" #include "cpu/m6805/m6805.h" #include "machine/taito68705interface.h" #include "machine/gen_latch.h" #include "sound/ay8910.h" #include "sound/msm5232.h" #include "sound/dac.h" #include "sound/volt_reg.h" #include "emupal.h" #include "screen.h" #include "speaker.h" #include "tilemap.h" class wyvernf0_state : public driver_device { public: wyvernf0_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_bgram(*this,"bgram"), m_fgram(*this,"fgram"), m_scrollram(*this,"scrollram"), m_spriteram(*this,"spriteram"), m_maincpu(*this, "maincpu"), m_audiocpu(*this, "audiocpu"), m_bmcu(*this, "bmcu"), m_gfxdecode(*this, "gfxdecode"), m_palette(*this, "palette"), m_soundlatch(*this, "soundlatch") { } void wyvernf0(machine_config &config); protected: virtual void machine_start() override; virtual void machine_reset() override; virtual void video_start() override; private: // memory pointers required_shared_ptr m_bgram; required_shared_ptr m_fgram; required_shared_ptr m_scrollram; required_shared_ptr m_spriteram; // video-related tilemap_t *m_bg_tilemap; tilemap_t *m_fg_tilemap; std::unique_ptr m_objram; TILE_GET_INFO_MEMBER(get_bg_tile_info); TILE_GET_INFO_MEMBER(get_fg_tile_info); DECLARE_WRITE8_MEMBER(bgram_w); DECLARE_WRITE8_MEMBER(fgram_w); uint32_t screen_update_wyvernf0(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect, bool is_foreground ); // misc int m_sound_nmi_enable; int m_pending_nmi; uint8_t m_rombank; uint8_t m_rambank; DECLARE_WRITE8_MEMBER(rambank_w); DECLARE_WRITE8_MEMBER(rombank_w); DECLARE_WRITE8_MEMBER(sound_command_w); DECLARE_WRITE8_MEMBER(nmi_disable_w); DECLARE_WRITE8_MEMBER(nmi_enable_w); TIMER_CALLBACK_MEMBER(nmi_callback); DECLARE_READ8_MEMBER(mcu_status_r); // devices required_device m_maincpu; required_device m_audiocpu; required_device m_bmcu; required_device m_gfxdecode; required_device m_palette; required_device m_soundlatch; void sound_map(address_map &map); void wyvernf0_map(address_map &map); }; /*************************************************************************** Video Note: if MAME_DEBUG is defined, pressing Z with: Q Shows the background tilemap W Shows the foreground tilemap A Shows the background sprites S Shows the foreground sprites Keys can be used together! ***************************************************************************/ WRITE8_MEMBER(wyvernf0_state::bgram_w) { m_bgram[offset] = data; m_bg_tilemap->mark_tile_dirty(offset / 2); } WRITE8_MEMBER(wyvernf0_state::fgram_w) { m_fgram[offset] = data; m_fg_tilemap->mark_tile_dirty(offset / 2); } TILE_GET_INFO_MEMBER(wyvernf0_state::get_bg_tile_info) { int offs = tile_index * 2; int code = m_bgram[offs] + (m_bgram[offs+1] << 8); int color = 0 + ((code & 0x3000) >> 12); SET_TILE_INFO_MEMBER(1, code, color, TILE_FLIPXY(code >> 14)); } TILE_GET_INFO_MEMBER(wyvernf0_state::get_fg_tile_info) { int offs = tile_index * 2; int code = m_fgram[offs] + (m_fgram[offs+1] << 8); int color = 8 + ((code & 0x3000) >> 12); SET_TILE_INFO_MEMBER(1, code, color, TILE_FLIPXY(code >> 14)); } void wyvernf0_state::video_start() { m_bg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(wyvernf0_state::get_bg_tile_info)), TILEMAP_SCAN_ROWS, 8, 8, 32, 32); m_fg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(wyvernf0_state::get_fg_tile_info)), TILEMAP_SCAN_ROWS, 8, 8, 32, 32); m_bg_tilemap->set_transparent_pen(0); m_fg_tilemap->set_transparent_pen(0); m_bg_tilemap->set_scrolldx(0x12, 0xf4); m_bg_tilemap->set_scrolldy( 0, 0); m_fg_tilemap->set_scrolldx(0x10, 0xf6); m_fg_tilemap->set_scrolldy( 0, 0); } void wyvernf0_state::draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect, bool is_foreground ) { int offs; /* 1st boss: YY XX 71 1D 02 60 <- head 81 73 02 80 <- left neck 81 71 02 A0 <- left body 61 74 02 80 <- right neck 61 72 02 A0 <- right body 71 6C 02 C0 <- tail 41 E5 02 60 <- right arm 41 E4 02 80 <- right shoulder 41 6B 02 A0 <- right wing A1 65 02 60 <- left arm A1 EB 02 A0 <- left wing A1 64 02 80 <- left shoulder player+target: YY XX 71 11 04 a8 <- target 71 01 0f 50 <- player yyyyyyyy fccccccc x???pppp xxxxxxxx */ uint8_t *sprram = &m_spriteram[ is_foreground ? m_spriteram.bytes()/2 : 0 ]; // sy = 0 -> on the left for (offs = 0; offs < m_spriteram.bytes() / 2; offs += 4) { int sx, sy, code, color; sx = sprram[offs + 3] - ((sprram[offs + 2] & 0x80) << 1); sy = 256 - 8 - sprram[offs + 0] - 23; // center player sprite: 256 - 8 - 0x71 + dy = 256/2-32/2 -> dy = -23 // int flipx = sprram[offs + 2] & 0x40; // nope int flipx = 0; int flipy = sprram[offs + 1] & 0x80; if (flip_screen_x()) { flipx = !flipx; sx = 256 - 8 - sx - 3*8; } if (flip_screen_y()) { flipy = !flipy; sy = 256 - 8 - sy - 3*8; } code = sprram[offs + 1] & 0x7f; color = (sprram[offs + 2] & 0x0f); if (is_foreground) { code += 0x80; color += 0x10; } for (int y = 0; y < 4; y++) { for (int x = 0; x < 4; x++) { int objoffs = code * 0x20 + (x + y * 4) * 2; m_gfxdecode->gfx(0)->transpen(bitmap,cliprect, (m_objram[objoffs + 1] << 8) + m_objram[objoffs], color, flipx, flipy, sx + (flipx ? 3-x : x) * 8, sy + (flipy ? 3-y : y) * 8, 0); } } } } uint32_t wyvernf0_state::screen_update_wyvernf0(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { int layers_ctrl = -1; #ifdef MAME_DEBUG if (machine().input().code_pressed(KEYCODE_Z)) { int msk = 0; if (machine().input().code_pressed(KEYCODE_Q)) msk |= 1; if (machine().input().code_pressed(KEYCODE_W)) msk |= 2; if (machine().input().code_pressed(KEYCODE_A)) msk |= 4; if (machine().input().code_pressed(KEYCODE_S)) msk |= 8; if (msk != 0) layers_ctrl &= msk; popmessage("fg:%02x %02x bg:%02x %02x ROM:%02x RAM:%02x", m_scrollram[0],m_scrollram[1],m_scrollram[2],m_scrollram[3], m_rombank, m_rambank ); } #endif m_fg_tilemap->set_scrollx(0, m_scrollram[0]); m_fg_tilemap->set_scrolly(0, m_scrollram[1]); m_bg_tilemap->set_scrollx(0, m_scrollram[2]); m_bg_tilemap->set_scrolly(0, m_scrollram[3]); bitmap.fill(0, cliprect); // background monitor if (layers_ctrl & 1) m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0); if (layers_ctrl & 4) draw_sprites(bitmap, cliprect, false); // foreground monitor if (layers_ctrl & 8) draw_sprites(bitmap, cliprect, true); if (layers_ctrl & 2) m_fg_tilemap->draw(screen, bitmap, cliprect, 0, 0); return 0; } /*************************************************************************** MCU ***************************************************************************/ READ8_MEMBER(wyvernf0_state::mcu_status_r) { // bit 0 = when 1, MCU is ready to receive data from main CPU // bit 1 = when 1, MCU has sent data to the main CPU return ((CLEAR_LINE == m_bmcu->host_semaphore_r()) ? 0x01 : 0x00) | ((CLEAR_LINE != m_bmcu->mcu_semaphore_r()) ? 0x02 : 0x00); } /*************************************************************************** Memory Maps ***************************************************************************/ // D100 WRITE8_MEMBER(wyvernf0_state::rambank_w) { // bit 0 Flip X/Y // bit 1 Flip X/Y // bit 5 ??? set, except at boot // bit 6 Coin lockout // bit 7 RAM bank flip_screen_x_set(data & 0x01); flip_screen_y_set(data & 0x02); machine().bookkeeping().coin_lockout_w(0, !(data & 0x40)); machine().bookkeeping().coin_lockout_w(1, !(data & 0x40)); m_rambank = data; membank("rambank")->set_entry((data & 0x80) ? 1 : 0); if (data & ~0xe3) logerror("%s: unknown rambank bits %02x\n", machine().describe_context(), data); } // D200 WRITE8_MEMBER(wyvernf0_state::rombank_w) { // bit 0-2 ROM bank m_rombank = data; membank("rombank")->set_entry(data & 0x07); if (data & ~0x07) logerror("%s: unknown rombank bits %02x\n", machine().describe_context(), data); } TIMER_CALLBACK_MEMBER(wyvernf0_state::nmi_callback) { if (m_sound_nmi_enable) m_audiocpu->pulse_input_line(INPUT_LINE_NMI, attotime::zero); else m_pending_nmi = 1; } WRITE8_MEMBER(wyvernf0_state::sound_command_w) { m_soundlatch->write(data); machine().scheduler().synchronize(timer_expired_delegate(FUNC(wyvernf0_state::nmi_callback),this), data); } WRITE8_MEMBER(wyvernf0_state::nmi_disable_w) { m_sound_nmi_enable = 0; } WRITE8_MEMBER(wyvernf0_state::nmi_enable_w) { m_sound_nmi_enable = 1; if (m_pending_nmi) { m_audiocpu->pulse_input_line(INPUT_LINE_NMI, attotime::zero); m_pending_nmi = 0; } } void wyvernf0_state::wyvernf0_map(address_map &map) { map(0x0000, 0x7fff).rom(); map(0x8000, 0x8fff).ram(); map(0x9000, 0x9fff).bankrw("rambank"); map(0xa000, 0xbfff).bankr("rombank"); map(0xc000, 0xc7ff).ram().w(FUNC(wyvernf0_state::fgram_w)).share("fgram"); map(0xc800, 0xcfff).ram().w(FUNC(wyvernf0_state::bgram_w)).share("bgram"); map(0xd000, 0xd000).nopw(); // d000 write (02) map(0xd100, 0xd100).w(FUNC(wyvernf0_state::rambank_w)); map(0xd200, 0xd200).w(FUNC(wyvernf0_state::rombank_w)); map(0xd300, 0xd303).ram().share("scrollram"); map(0xd400, 0xd400).rw(m_bmcu, FUNC(taito68705_mcu_device::data_r), FUNC(taito68705_mcu_device::data_w)); map(0xd401, 0xd401).r(FUNC(wyvernf0_state::mcu_status_r)); map(0xd500, 0xd5ff).ram().share("spriteram"); map(0xd600, 0xd600).portr("DSW1"); map(0xd601, 0xd601).portr("DSW2"); map(0xd602, 0xd602).portr("DSW3"); map(0xd603, 0xd603).portr("SYSTEM"); map(0xd604, 0xd604).portr("JOY1"); map(0xd605, 0xd605).portr("FIRE1"); map(0xd606, 0xd606).portr("JOY2"); map(0xd607, 0xd607).portr("FIRE2"); map(0xd610, 0xd610).r(m_soundlatch, FUNC(generic_latch_8_device::read)).w(FUNC(wyvernf0_state::sound_command_w)); // d613 write (FF -> 00 at boot) map(0xd800, 0xdbff).ram().w(m_palette, FUNC(palette_device::write8)).share("palette"); map(0xdc00, 0xdc00).nopw(); // irq ack? } void wyvernf0_state::sound_map(address_map &map) { map(0x0000, 0x3fff).rom(); map(0xc000, 0xc7ff).ram(); map(0xc800, 0xc801).w("ay1", FUNC(ym2149_device::address_data_w)); map(0xc802, 0xc803).w("ay2", FUNC(ym2149_device::address_data_w)); map(0xc900, 0xc90d).w("msm", FUNC(msm5232_device::write)); // ca00 write // cb00 write // cc00 write map(0xd000, 0xd000).rw(m_soundlatch, FUNC(generic_latch_8_device::read), FUNC(generic_latch_8_device::write)); map(0xd200, 0xd200).w(FUNC(wyvernf0_state::nmi_enable_w)); map(0xd400, 0xd400).w(FUNC(wyvernf0_state::nmi_disable_w)); map(0xd600, 0xd600).w("dac", FUNC(dac_byte_interface::data_w)); map(0xe000, 0xefff).rom(); // space for diagnostics ROM } /*************************************************************************** Input Ports ***************************************************************************/ static INPUT_PORTS_START( wyvernf0 ) PORT_START("DSW1") // d600 -> 800c PORT_DIPNAME( 0x03, 0x03, DEF_STR( Bonus_Life ) ) PORT_DIPSETTING( 0x00, "?? 0" ) PORT_DIPSETTING( 0x01, "?? 1" ) PORT_DIPSETTING( 0x02, "?? 2" ) PORT_DIPSETTING( 0x03, "?? 3" ) PORT_DIPNAME( 0x04, 0x04, DEF_STR( Free_Play ) ) PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x18, 0x08, DEF_STR( Lives ) ) PORT_DIPSETTING( 0x00, "2" ) PORT_DIPSETTING( 0x08, "3" ) PORT_DIPSETTING( 0x10, "4" ) PORT_DIPSETTING( 0x18, "5" ) PORT_DIPUNKNOWN( 0x20, 0x20 ) PORT_DIPNAME( 0x40, 0x40, DEF_STR( Flip_Screen ) ) PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x80, 0x00, DEF_STR( Cabinet ) ) PORT_DIPSETTING( 0x00, DEF_STR( Upright ) ) PORT_DIPSETTING( 0x80, DEF_STR( Cocktail ) ) PORT_START("DSW2") // d601 -> 800d PORT_DIPNAME( 0x0f, 0x00, DEF_STR( Coin_A ) ) PORT_DIPSETTING( 0x0f, DEF_STR( 9C_1C ) ) PORT_DIPSETTING( 0x0e, DEF_STR( 8C_1C ) ) PORT_DIPSETTING( 0x0d, DEF_STR( 7C_1C ) ) PORT_DIPSETTING( 0x0c, DEF_STR( 6C_1C ) ) PORT_DIPSETTING( 0x0b, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0x0a, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x09, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x08, 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_DIPSETTING( 0x05, DEF_STR( 1C_6C ) ) PORT_DIPSETTING( 0x06, DEF_STR( 1C_7C ) ) PORT_DIPSETTING( 0x07, DEF_STR( 1C_8C ) ) PORT_DIPNAME( 0xf0, 0x00, DEF_STR( Coin_B ) ) PORT_DIPSETTING( 0xf0, DEF_STR( 9C_1C ) ) PORT_DIPSETTING( 0xe0, DEF_STR( 8C_1C ) ) PORT_DIPSETTING( 0xd0, DEF_STR( 7C_1C ) ) PORT_DIPSETTING( 0xc0, DEF_STR( 6C_1C ) ) PORT_DIPSETTING( 0xb0, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0xa0, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x90, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x80, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x20, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x30, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x40, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x50, DEF_STR( 1C_6C ) ) PORT_DIPSETTING( 0x60, DEF_STR( 1C_7C ) ) PORT_DIPSETTING( 0x70, DEF_STR( 1C_8C ) ) PORT_START("DSW3") // d602 -> 800e PORT_DIPNAME( 0x03, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, "0" ) PORT_DIPSETTING( 0x01, "1" ) PORT_DIPSETTING( 0x02, "2" ) PORT_DIPSETTING( 0x03, "3" ) PORT_DIPUNKNOWN( 0x04, 0x04 ) // * PORT_DIPNAME( 0x08, 0x00, DEF_STR( Demo_Sounds ) ) /* Music at every other title screen */ PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x10, 0x10, "Coinage Display" ) PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x10, DEF_STR( Yes ) ) PORT_DIPNAME( 0x20, 0x00, "Copyright" ) PORT_DIPSETTING( 0x00, "Taito Corporation" ) PORT_DIPSETTING( 0x20, "Taito Corp. 1985" ) PORT_DIPNAME( 0x40, 0x40, "Invulnerability (Cheat)") PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x80, 0x80, "Coin Slots" ) PORT_DIPSETTING( 0x00, "1" ) PORT_DIPSETTING( 0x80, "2" ) PORT_START("SYSTEM") // d603 -> 800f / 8023 PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START1 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SERVICE1 ) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_TILT ) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_COIN1 ) // must be 0 at boot PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_COIN2 ) // "" PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_START("JOY1") // d604 -> 8010 / 8024 PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_START("FIRE1") // d605 -> 8011 / 8025 PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_START("JOY2") // d606 -> 8012 / 8026 PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_START("FIRE2") // d607 -> 8013 / 8027 PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) INPUT_PORTS_END /*************************************************************************** Graphics Layouts ***************************************************************************/ // Sprites use 2 x 2 tiles and a tile code lookup static const gfx_layout layout_8x8x4 = { 8,8, RGN_FRAC(1,4), 4, { RGN_FRAC(0,4), RGN_FRAC(1,4), RGN_FRAC(2,4), RGN_FRAC(3,4) }, { STEP8(7,-1) }, { STEP8(0,8) }, 8*8 }; static GFXDECODE_START( gfx_wyvernf0 ) GFXDECODE_ENTRY( "sprites", 0, layout_8x8x4, 0, 32 ) // [0] sprites GFXDECODE_ENTRY( "tiles", 0, layout_8x8x4, 0, 32 ) // [1] tilemaps GFXDECODE_END /*************************************************************************** Machine Drivers ***************************************************************************/ void wyvernf0_state::machine_start() { uint8_t *ROM = memregion("rombank")->base(); membank("rombank")->configure_entries(0, 8, ROM, 0x2000); // sprite codes lookup in banked RAM m_objram = std::make_unique(0x1000 * 2); save_pointer(NAME(m_objram), 0x1000 * 2); membank("rambank")->configure_entries(0, 2, m_objram.get(), 0x1000); save_item(NAME(m_sound_nmi_enable)); save_item(NAME(m_pending_nmi)); save_item(NAME(m_rombank)); save_item(NAME(m_rambank)); } void wyvernf0_state::machine_reset() { m_sound_nmi_enable = 0; m_pending_nmi = 0; m_rombank = 0; m_rambank = 0; } void wyvernf0_state::wyvernf0(machine_config &config) { // basic machine hardware Z80(config, m_maincpu, 48_MHz_XTAL/8); // 6MHz D780C-2 - Clock verified m_maincpu->set_addrmap(AS_PROGRAM, &wyvernf0_state::wyvernf0_map); m_maincpu->set_vblank_int("screen", FUNC(wyvernf0_state::irq0_line_hold)); // OSC on sound board is a custom/strange 6-pin part that outputs 8MHz, 4MHz, 2MHz (no external divider) Z80(config, m_audiocpu, 4_MHz_XTAL); // 4MHz - Clock verified m_audiocpu->set_addrmap(AS_PROGRAM, &wyvernf0_state::sound_map); m_audiocpu->set_periodic_int(FUNC(wyvernf0_state::irq0_line_hold), attotime::from_hz(60*2)); // IRQ generated by ??? (drives music tempo), NMI by main cpu TAITO68705_MCU(config, m_bmcu, 48_MHz_XTAL/16); // 3MHz - Clock verified /* 100 CPU slices per frame - a high value to ensure proper synchronization of the CPUs */ config.set_maximum_quantum(attotime::from_hz(6000)); // video hardware screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_refresh_hz(60); screen.set_vblank_time(ATTOSECONDS_IN_USEC(0)); screen.set_size(32*8, 32*8); screen.set_visarea(0*8, 32*8-1, 2*8, 30*8-1); screen.set_screen_update(FUNC(wyvernf0_state::screen_update_wyvernf0)); screen.set_palette("palette"); GFXDECODE(config, m_gfxdecode, m_palette, gfx_wyvernf0); PALETTE(config, m_palette).set_format(palette_device::xRGB_444, 512); m_palette->set_endianness(ENDIANNESS_BIG); // sound hardware SPEAKER(config, "mono").front_center(); GENERIC_LATCH_8(config, m_soundlatch); // coin, fire, lift-off YM2149(config, "ay1", 2_MHz_XTAL).add_route(ALL_OUTPUTS, "mono", 0.25); // YM2149 2MHz clock verified, pin 26 ?? // lift-off, explosion (saucers), boss alarm YM2149(config, "ay2", 2_MHz_XTAL).add_route(ALL_OUTPUTS, "mono", 0.25); // YM2149 2MHz clock verified, pin 26 ?? // music msm5232_device &msm(MSM5232(config, "msm", 2_MHz_XTAL)); // 2MHz - Clock verified msm.set_capacitors(0.39e-6, 0.39e-6, 0.39e-6, 0.39e-6, 0.39e-6, 0.39e-6, 0.39e-6, 0.39e-6); /* default 0.39 uF capacitors (not verified) */ msm.add_route(0, "mono", 0.5); // pin 28 2'-1 msm.add_route(1, "mono", 0.5); // pin 29 4'-1 msm.add_route(2, "mono", 0.5); // pin 30 8'-1 msm.add_route(3, "mono", 0.5); // pin 31 16'-1 msm.add_route(4, "mono", 0.5); // pin 36 2'-2 msm.add_route(5, "mono", 0.5); // pin 35 4'-2 msm.add_route(6, "mono", 0.5); // pin 34 8'-2 msm.add_route(7, "mono", 0.5); // pin 33 16'-2 // pin 1 SOLO 8' not mapped // pin 2 SOLO 16' not mapped // pin 22 Noise Output not mapped DAC_8BIT_R2R(config, "dac", 0).add_route(ALL_OUTPUTS, "mono", 0.25); // unknown DAC voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref", 0)); vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT); vref.add_route(0, "dac", -1.0, DAC_VREF_NEG_INPUT); } /*************************************************************************** ROMs ***************************************************************************/ ROM_START( wyvernf0 ) ROM_REGION( 0x8000, "maincpu", 0 ) ROM_LOAD( "a39_01-1.ic37", 0x0000, 0x4000, CRC(a94887ec) SHA1(0b4406290810494e88442dcec7a750c7d3cf316a) ) ROM_LOAD( "a39_02-1.ic36", 0x4000, 0x4000, CRC(171cfdbe) SHA1(41d922df00c869b8f1f6a026dbe102afffc42cc6) ) ROM_REGION( 0x10000, "rombank", 0 ) ROM_LOAD( "a39_03.ic35", 0x0000, 0x4000, CRC(50314281) SHA1(0f4805f06b92c170469b7bc2c0342db919107a91) ) ROM_LOAD( "a39_04.ic34", 0x4000, 0x4000, CRC(7a225bf9) SHA1(4f0c287051e27f5bc936736225003a685cdf8ad3) ) ROM_LOAD( "a39_05.ic33", 0x8000, 0x4000, CRC(41f21a67) SHA1(bee4a692259c727baf5fc4f47e09efb953b1c94e) ) ROM_LOAD( "a39_06.ic32", 0xc000, 0x4000, CRC(deb2d850) SHA1(1d1f265e320fb2a48507c3133fd8a080f7bc4846) ) ROM_REGION( 0x10000, "audiocpu", 0 ) ROM_LOAD( "a39_16.ic26", 0x0000, 0x4000, CRC(5a681fb4) SHA1(e31e751a54fa9853acb462ce22dd2ff5286808f0) ) ROM_FILL( 0xe000, 0x2000, 0xff ) // diagnostics ROM ROM_REGION( 0x0800, "bmcu:mcu", 0 ) // 68705P5 MCU ROM_LOAD( "a39_mc68705p5s.ic23", 0x0000, 0x0800, CRC(14bff574) SHA1(c91446540e7628b3e62135e2f560a118f7e0dad4) ) /* from other set, appears to be correct */ ROM_REGION( 0x10000, "sprites", 0 ) // sprites ROM_LOAD( "a39_11.ic99", 0x0000, 0x4000, CRC(af70e1dc) SHA1(98dba673750cdfdf25c119c24da10428eff6591b) ) ROM_LOAD( "a39_10.ic78", 0x4000, 0x4000, CRC(a84380fb) SHA1(ed77892c1a789040fdfecd5903a23b8cbc1df1da) ) ROM_LOAD( "a39_09.ic96", 0x8000, 0x4000, CRC(c0cee243) SHA1(97f66dde552c7a011ecc7ca8da0e62bc83ef8102) ) ROM_LOAD( "a39_08.ic75", 0xc000, 0x4000, CRC(0ad69501) SHA1(29037c60bed9435568e997689d193f161f6a4f5b) ) ROM_REGION( 0x8000, "tiles", 0 ) // tilemaps ROM_LOAD( "a39_15.ic99", 0x0000, 0x2000, CRC(90a66147) SHA1(8515c43980b7fa55933ca74fb23172e8c832a830) ) // was listed as a39_14,ic99 but changed to a39_15.ic99 ROM_LOAD( "a39_14.ic73", 0x2000, 0x2000, CRC(a31f3507) SHA1(f72e089dbd700639d64e418812d4b6f4dc1dff75) ) ROM_LOAD( "a39_13.ic100", 0x4000, 0x2000, CRC(be708238) SHA1(f12d433af7bf6010dea9454a1b3bb2990a42a372) ) ROM_LOAD( "a39_12.ic74", 0x6000, 0x2000, CRC(1cc389de) SHA1(4213484d3a82688f312811e7a5c4d128e40584c3) ) ROM_END ROM_START( wyvernf0a ) /* Possibly the first version or even an earlier development version as A39 06 above isn't labeled as A39 06-1 */ ROM_REGION( 0x8000, "maincpu", 0 ) ROM_LOAD( "soft1_c2a0.ic37", 0x0000, 0x4000, CRC(15f0beb8) SHA1(4105f7064bf94460a020aecca8795553870e3fdc) ) /* Hand written label SOFT1 C2A0 */ ROM_LOAD( "soft2_7b60.ic36", 0x4000, 0x4000, CRC(569a40c4) SHA1(5391b6cdc854277e63e4658f79889da4a941ee42) ) /* Hand written label SOFT2 7B60 */ ROM_REGION( 0x10000, "rombank", 0 ) /* Only EXT 4 label was hand written, the others were printed */ ROM_LOAD( "ext1.ic35", 0x0000, 0x4000, CRC(50314281) SHA1(0f4805f06b92c170469b7bc2c0342db919107a91) ) /* == a39_03.ic35 */ ROM_LOAD( "ext2.ic34", 0x4000, 0x4000, CRC(7a225bf9) SHA1(4f0c287051e27f5bc936736225003a685cdf8ad3) ) /* == a39_04.ic34 */ ROM_LOAD( "ext3.ic33", 0x8000, 0x4000, CRC(41f21a67) SHA1(bee4a692259c727baf5fc4f47e09efb953b1c94e) ) /* == a39_05.ic33 */ ROM_LOAD( "ext4_8ca8.ic32", 0xc000, 0x4000, CRC(793e36de) SHA1(2a316d832ce524250c36602ca910bb4c8befa15d) ) /* Hand written label EXT 4 8CA8 */ ROM_REGION( 0x10000, "audiocpu", 0 ) // ROM had hand written label ROM_LOAD( "sound_4182.ic26", 0x0000, 0x4000, CRC(5a681fb4) SHA1(e31e751a54fa9853acb462ce22dd2ff5286808f0) ) /* == a39_16.ic26 */ ROM_FILL( 0xe000, 0x2000, 0xff ) // diagnostics ROM ROM_REGION( 0x0800, "bmcu:mcu", 0 ) // 68705P5 MCU ROM_LOAD( "a39_mc68705p5s.ic23", 0x0000, 0x0800, CRC(14bff574) SHA1(c91446540e7628b3e62135e2f560a118f7e0dad4) ) /* hand written label P5 5/1 - part was unprotected */ ROM_REGION( 0x10000, "sprites", 0 ) // sprites - These 4 ROMs had hand written labels ROM_LOAD( "obj4_d779.ic99", 0x0000, 0x4000, CRC(af70e1dc) SHA1(98dba673750cdfdf25c119c24da10428eff6591b) ) /* == a39_11.ic99 */ ROM_LOAD( "obj3_5852.ic78", 0x4000, 0x4000, CRC(a84380fb) SHA1(ed77892c1a789040fdfecd5903a23b8cbc1df1da) ) /* == a39_10.ic78 */ ROM_LOAD( "obj2_50fd.ic96", 0x8000, 0x4000, CRC(c0cee243) SHA1(97f66dde552c7a011ecc7ca8da0e62bc83ef8102) ) /* == a39_09.ic96 */ ROM_LOAD( "obj1_bd50.ic75", 0xc000, 0x4000, CRC(0ad69501) SHA1(29037c60bed9435568e997689d193f161f6a4f5b) ) /* == a39_08.ic75 */ ROM_REGION( 0x8000, "tiles", 0 ) // tilemaps ROM_LOAD( "sch_4.ic99", 0x0000, 0x2000, CRC(90a66147) SHA1(8515c43980b7fa55933ca74fb23172e8c832a830) ) /* == a39_15.ic99 */ ROM_LOAD( "sch_3.ic73", 0x2000, 0x2000, CRC(a31f3507) SHA1(f72e089dbd700639d64e418812d4b6f4dc1dff75) ) /* == a39_14.ic73 */ ROM_LOAD( "sch_2.ic100", 0x4000, 0x2000, CRC(be708238) SHA1(f12d433af7bf6010dea9454a1b3bb2990a42a372) ) /* == a39_13.ic100 */ ROM_LOAD( "sch_1.ic74", 0x6000, 0x2000, CRC(1cc389de) SHA1(4213484d3a82688f312811e7a5c4d128e40584c3) ) /* == a39_12.ic74 */ ROM_END GAME( 1985, wyvernf0, 0, wyvernf0, wyvernf0, wyvernf0_state, empty_init, ROT270, "Taito Corporation", "Wyvern F-0 (Rev 1)", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_COLORS | MACHINE_IMPERFECT_SOUND) GAME( 1985, wyvernf0a, wyvernf0, wyvernf0, wyvernf0, wyvernf0_state, empty_init, ROT270, "Taito Corporation", "Wyvern F-0", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_COLORS | MACHINE_IMPERFECT_SOUND) // First version or earlier dev version?