// license:LGPL-2.1+ // copyright-holders:Tomasz Slanina /************************************ Card Line driver by Tomasz Slanina analog[at]op[dot]pl SIEMENS 80C32 (main cpu) MC6845P GM76C88 x3 (8K x 8 RAM) K-665 9546 (OKI 6295) STARS B2072 9629 (qfp ASIC) XTAL 12 MHz XTAL 4 MHz TODO: Really understand ASIC chip ***********************************/ #include "emu.h" #include "cpu/mcs51/mcs51.h" #include "sound/okim6295.h" #include "video/mc6845.h" #include "cardline.lh" #define MASTER_CLOCK XTAL_12MHz class cardline_state : public driver_device { public: cardline_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_videoram(*this, "videoram"), m_colorram(*this, "colorram"), m_maincpu(*this, "maincpu"), m_gfxdecode(*this, "gfxdecode"), m_palette(*this, "palette"), m_screen(*this, "screen") { } required_shared_ptr m_videoram; required_shared_ptr m_colorram; UINT8 m_video; UINT8 m_hsync_q; DECLARE_WRITE8_MEMBER(vram_w); DECLARE_WRITE8_MEMBER(attr_w); DECLARE_WRITE8_MEMBER(video_w); DECLARE_READ8_MEMBER(hsync_r); DECLARE_WRITE8_MEMBER(lamps_w); DECLARE_READ8_MEMBER(asic_r); DECLARE_WRITE8_MEMBER(asic_w); DECLARE_WRITE8_MEMBER(a3003_w); DECLARE_PALETTE_INIT(cardline); virtual void machine_start() override; DECLARE_WRITE_LINE_MEMBER(hsync_changed); DECLARE_WRITE_LINE_MEMBER(vsync_changed); MC6845_BEGIN_UPDATE(crtc_begin_update); MC6845_UPDATE_ROW(crtc_update_row); required_device m_maincpu; required_device m_gfxdecode; required_device m_palette; required_device m_screen; }; void cardline_state::machine_start() { m_video = 0; m_hsync_q = 1; for (int i=0; i < 0x2000; i++) m_maincpu.target()->space(AS_IO).write_byte(i, 0x73); save_item(NAME(m_video)); save_item(NAME(m_hsync_q)); } MC6845_BEGIN_UPDATE( cardline_state::crtc_begin_update ) { } MC6845_UPDATE_ROW( cardline_state::crtc_update_row ) { UINT8 *gfx; UINT16 x = 0; int gfx_ofs; const rgb_t *palette = m_palette->palette()->entry_list_raw(); gfx_ofs = 0; // bits 0 and 1 seem to be chip select lines. None of those selected // most likely would put the output lines into a floating (threestate) // state. The next statement doesn't add functioality but documents // how this works. if(m_video & 1) gfx_ofs = 0; if(m_video & 2) gfx_ofs = 0x1000; gfx = memregion("gfx1")->base(); for (UINT8 cx = 0; cx < x_count; cx++) { int bg_tile = (m_videoram[ma + gfx_ofs] | (m_colorram[ma + gfx_ofs]<<8)) & 0x3fff; int bg_pal_ofs = ((m_colorram[ma + gfx_ofs] & 0x80) ? 256 : 0); int fg_tile = (m_videoram[ma + gfx_ofs + 0x800] | (m_colorram[ma + gfx_ofs + 0x800]<<8)) & 0x3fff; int fg_pal_ofs = ((m_colorram[ma + gfx_ofs + 0x800] & 0x80) ? 256 : 0); for (int i = 0; i < 8; i++) { int bg_col = gfx[bg_tile * 64 + ra * 8 + i]; int fg_col = gfx[fg_tile * 64 + ra * 8 + i]; if (fg_col == 1) bitmap.pix32(y, x) = palette[bg_pal_ofs + bg_col]; else bitmap.pix32(y, x) = palette[fg_pal_ofs + fg_col]; x++; } ma++; } } WRITE_LINE_MEMBER(cardline_state::hsync_changed) { /* update any video up to the current scanline */ m_hsync_q = (state ? 0x00 : 0x10); // m_screen->update_now(); m_screen->update_partial(m_screen->vpos()); } WRITE_LINE_MEMBER(cardline_state::vsync_changed) { //m_maincpu->set_input_line(0, state ? ASSERT_LINE : CLEAR_LINE); } WRITE8_MEMBER(cardline_state::a3003_w) { /* seems a generate a signal when address is written to */ } WRITE8_MEMBER(cardline_state::vram_w) { offset+=0x1000*((m_video&2)>>1); m_videoram[offset]=data; } READ8_MEMBER(cardline_state::asic_r) { static int t=0; //printf("asic read %02x\n", offset); // change "if (0)" to "if (1)" to get "ASIC is ERROR!" message if (0) return t++; else return 0xaa; } WRITE8_MEMBER(cardline_state::asic_w) { //printf("asic write %02x %02x\n", offset, data); } WRITE8_MEMBER(cardline_state::attr_w) { offset+=0x1000*((m_video&2)>>1); m_colorram[offset]=data; } WRITE8_MEMBER(cardline_state::video_w) { m_video=data; //printf("m_video %x\n", m_video); } READ8_MEMBER(cardline_state::hsync_r) { return m_hsync_q; } WRITE8_MEMBER(cardline_state::lamps_w) { /* button lamps 1-8 (collect, card 1-5, bet, start) */ output().set_lamp_value(5,(data >> 0) & 1); output().set_lamp_value(0,(data >> 1) & 1); output().set_lamp_value(1,(data >> 2) & 1); output().set_lamp_value(2,(data >> 3) & 1); output().set_lamp_value(3,(data >> 4) & 1); output().set_lamp_value(4,(data >> 5) & 1); output().set_lamp_value(6,(data >> 6) & 1); output().set_lamp_value(7,(data >> 7) & 1); } static ADDRESS_MAP_START( mem_prg, AS_PROGRAM, 8, cardline_state ) AM_RANGE(0x0000, 0xffff) AM_ROM ADDRESS_MAP_END static ADDRESS_MAP_START( mem_io, AS_IO, 8, cardline_state ) AM_RANGE(0x0000, 0x1fff) AM_RAM AM_RANGE(0x2003, 0x2003) AM_READ_PORT("IN0") AM_RANGE(0x2005, 0x2005) AM_READ_PORT("IN1") AM_RANGE(0x2006, 0x2006) AM_READ_PORT("DSW") AM_RANGE(0x2007, 0x2007) AM_WRITE(lamps_w) AM_RANGE(0x2008, 0x2008) AM_NOP // set to 1 during coin input //AM_RANGE(0x2080, 0x213f) AM_NOP // ???? AM_RANGE(0x2100, 0x213f) AM_READWRITE(asic_r, asic_w) AM_RANGE(0x2400, 0x2400) AM_DEVREADWRITE("oki", okim6295_device, read, write) AM_RANGE(0x2800, 0x2800) AM_DEVWRITE("crtc", mc6845_device, address_w) AM_RANGE(0x2801, 0x2801) AM_DEVWRITE("crtc", mc6845_device, register_w) //AM_RANGE(0x2840, 0x2840) AM_NOP // ??? //AM_RANGE(0x2880, 0x2880) AM_NOP // ??? AM_RANGE(0x3003, 0x3003) AM_WRITE(a3003_w) AM_RANGE(0xc000, 0xdfff) AM_WRITE(vram_w) AM_SHARE("videoram") AM_RANGE(0xe000, 0xffff) AM_WRITE(attr_w) AM_SHARE("colorram") /* Ports */ AM_RANGE(MCS51_PORT_P1, MCS51_PORT_P1) AM_READWRITE(hsync_r, video_w) ADDRESS_MAP_END static INPUT_PORTS_START( cardline ) PORT_START("IN0") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON6 ) PORT_NAME("Collect") PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME("Card 1 / Double-Up") PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_NAME("Card 2") PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_NAME("Card 3") PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_NAME("Card 4") PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON5 ) PORT_NAME("Card 5 / Winning Plan") PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON7 ) PORT_NAME("Bet") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START1 ) PORT_NAME("Start") PORT_START("IN1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON8 ) PORT_NAME("Unknown1") PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE ) PORT_NAME("Bookkeeping Info") PORT_CODE(KEYCODE_F1) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_SERVICE ) PORT_CODE(KEYCODE_L) PORT_NAME("Payout 2") PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_SERVICE ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON9 ) PORT_NAME("Unknown2") PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SERVICE ) PORT_CODE(KEYCODE_ENTER) PORT_NAME("Payout") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON10 ) PORT_NAME("Unknown3") PORT_START("DSW") PORT_DIPNAME( 0x02, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_BIT( 0xf5, IP_ACTIVE_HIGH, IPT_SPECIAL ) // h/w status bits PORT_START("VBLANK") PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_CUSTOM ) PORT_VBLANK("screen") // VBLANK_Q PORT_BIT( 0xef, IP_ACTIVE_LOW, IPT_UNKNOWN ) INPUT_PORTS_END static const gfx_layout charlayout = { 8,8, RGN_FRAC(1,1), 8, { 0,1,2,3,4,5,6,7 }, { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, { 0*64, 1*64, 2*64, 3*64, 4*64, 5*64, 6*64, 7*64 }, 8*8*8 }; static GFXDECODE_START( cardline ) GFXDECODE_ENTRY( "gfx1", 0, charlayout, 0, 2 ) GFXDECODE_END PALETTE_INIT_MEMBER(cardline_state, cardline) { const UINT8 *color_prom = memregion("proms")->base(); int i,r,g,b,data; int bit0,bit1,bit2; for (i = 0;i < palette.entries();i++) { data=color_prom[i]; /* red component */ bit0 = (data >> 5) & 0x01; bit1 = (data >> 6) & 0x01; bit2 = (data >> 7) & 0x01; r = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2; /* green component */ bit0 = (data >> 2) & 0x01; bit1 = (data >> 3) & 0x01; bit2 = (data >> 4) & 0x01; g = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2; /* blue component */ bit0 = (data >> 0) & 0x01; bit1 = (data >> 1) & 0x01; b = 0x55 * bit0 + 0xaa * bit1; palette.set_pen_color(i,rgb_t(r,g,b)); } } static MACHINE_CONFIG_START( cardline, cardline_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", I80C32, MASTER_CLOCK) MCFG_MCS51_PORT1_CONFIG(0x10) MCFG_CPU_PROGRAM_MAP(mem_prg) MCFG_CPU_IO_MAP(mem_io) //MCFG_CPU_VBLANK_INT_DRIVER("screen", cardline_state, irq1_line_hold) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(60) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) MCFG_SCREEN_SIZE(64*8, 35*8) MCFG_SCREEN_VISIBLE_AREA(0*8, 64*8-1, 0*8, 32*8-1) //MCFG_SCREEN_UPDATE_DRIVER(cardline_state, screen_update_cardline) //MCFG_SCREEN_PALETTE("palette") MCFG_SCREEN_UPDATE_DEVICE("crtc", mc6845_device, screen_update) MCFG_GFXDECODE_ADD("gfxdecode", "palette", cardline) MCFG_PALETTE_ADD("palette", 512) MCFG_PALETTE_INIT_OWNER(cardline_state, cardline) MCFG_MC6845_ADD("crtc", MC6845, "screen", MASTER_CLOCK/8) /* divisor guessed - result is 56 Hz */ MCFG_MC6845_SHOW_BORDER_AREA(false) MCFG_MC6845_CHAR_WIDTH(8) MCFG_MC6845_BEGIN_UPDATE_CB(cardline_state, crtc_begin_update) MCFG_MC6845_UPDATE_ROW_CB(cardline_state, crtc_update_row) MCFG_MC6845_OUT_HSYNC_CB(WRITELINE(cardline_state, hsync_changed)) MCFG_MC6845_OUT_VSYNC_CB(WRITELINE(cardline_state, vsync_changed)) MCFG_DEFAULT_LAYOUT(layout_cardline) /* sound hardware */ MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker") MCFG_OKIM6295_ADD("oki", 1056000, OKIM6295_PIN7_HIGH) // clock frequency & pin 7 not verified MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 1.0) MACHINE_CONFIG_END /*************************************************************************** Game driver(s) ***************************************************************************/ ROM_START( cardline ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "dns0401.u23", 0x0000, 0x10000, CRC(5bbaf5c1) SHA1(70972a744c5981b01a46799a7fd1b0a600489264) ) ROM_REGION( 0x100000, "gfx1", 0 ) ROM_LOAD16_BYTE( "u38cll01.u38", 0x000001, 0x80000, CRC(12f62496) SHA1(b89eaf09e76c5c42588bf9c8c23190347635cc83) ) ROM_LOAD16_BYTE( "u39cll01.u39", 0x000000, 0x80000, CRC(fcfa703e) SHA1(9230ad9df02140f3a6c38b24558548a888b23412) ) ROM_REGION( 0x40000, "oki", 0 ) // OKI samples ROM_LOAD( "3a.u3", 0x0000, 0x40000, CRC(9fa543c5) SHA1(a22396cb341ca4a3f0dd23719620a219c91e0e9d) ) ROM_REGION( 0x0200, "proms", 0 ) ROM_LOAD( "82s147.u33", 0x0000, 0x0200, CRC(a3b95911) SHA1(46850ea38950cdccbc2ad91d968218ac964c0eb5) ) ROM_END GAME( 199?, cardline, 0, cardline, cardline, driver_device, 0, ROT0, "Veltmeijer", "Card Line" , MACHINE_SUPPORTS_SAVE)