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https://github.com/holub/mame
synced 2025-04-20 15:32:45 +03:00
(nw) avtnfl : fixed regression, added notes.
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@ -402,14 +402,16 @@
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- Inputs
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avtbingo, avtsym14 will accept coins. PIO-1 is programmed to cause an interrupt
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* avtbingo, avtsym14 will accept coins. PIO-1 is programmed to cause an interrupt
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when coin1 is pressed (port02).
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avtnfl gets the interrupt from PIO-2, but then reads port02 (from PIO-1) to get
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the key that was pressed. Currently PIO-2 is not connected to anything in emulation.
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The interrupt routine also draws the screen.
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* avtnfl, you need to set it up before it can accept coins. However, it is random if it works
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after doing that. If you want to try, press 7 to enter setup, press 6 to select the adjustments
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screen, choose items with 2 and adjust them with 4. Press 6 until you exit. If you're lucky enough
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to get it to work, 2 will enter coins, 3 will tilt (don't do that!), 6 is Draft, 1,2,4 (at least)
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will remove cards. Don't know what the aim of the game is though.
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avtsym25 has mismatched program roms so cannot work.
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* avtsym25 has mismatched program roms so cannot work.
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************************************************************************************************/
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@ -439,6 +441,7 @@ public:
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, m_maincpu(*this,"maincpu")
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, m_crtc(*this, "crtc")
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, m_pio0(*this, "pio0")
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, m_pio1(*this, "pio1")
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, m_videoram(*this, "videoram")
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, m_colorram(*this, "colorram")
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, m_gfxdecode(*this, "gfxdecode")
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@ -450,10 +453,11 @@ public:
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DECLARE_READ8_MEMBER( avt_6845_data_r );
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DECLARE_WRITE8_MEMBER(avt_videoram_w);
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DECLARE_WRITE8_MEMBER(avt_colorram_w);
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DECLARE_WRITE_LINE_MEMBER(avtnfl_w);
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DECLARE_WRITE_LINE_MEMBER(avtbingo_w);
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TILE_GET_INFO_MEMBER(get_bg_tile_info);
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DECLARE_PALETTE_INIT(avt);
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uint32_t screen_update_avt(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
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INTERRUPT_GEN_MEMBER(avt_vblank_irq);
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private:
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tilemap_t *m_bg_tilemap;
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@ -462,6 +466,7 @@ private:
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required_device<cpu_device> m_maincpu;
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required_device<mc6845_device> m_crtc;
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required_device<z80pio_device> m_pio0;
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required_device<z80pio_device> m_pio1;
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required_shared_ptr<uint8_t> m_videoram;
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required_shared_ptr<uint8_t> m_colorram;
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required_device<gfxdecode_device> m_gfxdecode;
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@ -649,6 +654,7 @@ static ADDRESS_MAP_START( avt_portmap, AS_IO, 8, avt_state )
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ADDRESS_MAP_GLOBAL_MASK(0xff)
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AM_RANGE(0x00, 0x03) AM_DEVREADWRITE("pio0", z80pio_device, read_alt, write_alt)
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AM_RANGE(0x08, 0x0b) AM_DEVREADWRITE("pio1", z80pio_device, read_alt, write_alt)
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AM_RANGE(0x0c, 0x0f) AM_DEVREADWRITE("ctc0", z80ctc_device, read, write)
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AM_RANGE(0x21, 0x21) AM_DEVWRITE("aysnd", ay8910_device, data_w) /* AY8910 data */
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AM_RANGE(0x23, 0x23) AM_DEVWRITE("aysnd", ay8910_device, address_w) /* AY8910 control */
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AM_RANGE(0x28, 0x28) AM_WRITE(avt_6845_address_w)
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@ -735,12 +741,12 @@ ADDRESS_MAP_END
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static INPUT_PORTS_START( symbols )
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PORT_START("IN0")
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PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_1) PORT_NAME("IN0-1")
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PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_2) PORT_NAME("IN0-2")
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PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_3) PORT_NAME("IN0-3") // Tilt
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PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_2) PORT_NAME("IN0-2") // avtnfl: down/accept
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PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_3) PORT_NAME("IN0-3") // avtnfl: up
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PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_IMPULSE(2)
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PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_4) PORT_NAME("IN0-5")
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PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_6) PORT_NAME("IN0-6")
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PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_7) PORT_NAME("IN0-7")
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PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_4) PORT_NAME("IN0-5") // avtnfl: adjust setting
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PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_6) PORT_NAME("IN0-6") // avtnfl: go back a screen
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PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_7) PORT_NAME("IN0-7") // avtnfl: enter setup menu avtsym14:hold down while booting to enter setup
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PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_8) PORT_NAME("IN0-8")
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PORT_START("IN1")
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@ -931,27 +937,27 @@ GFXDECODE_END
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* Machine Drivers *
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*********************************************/
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// our pio cannot detect a static interrupt, so we push the current switch state in, then it will work
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INTERRUPT_GEN_MEMBER(avt_state::avt_vblank_irq)
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{
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m_pio0->port_b_write(ioport("IN0")->read());
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}
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static const z80_daisy_config daisy_chain[] =
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{
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//{ "ctc0" },
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{ "ctc0" },
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{ "pio1" },
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{ "pio0" },
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{ nullptr }
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};
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// our pio cannot detect a static interrupt, so we push the current switch state in, then it will work
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WRITE_LINE_MEMBER( avt_state::avtbingo_w )
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{
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if (state)
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m_pio0->port_b_write(ioport("IN0")->read());
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}
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static MACHINE_CONFIG_START( avt )
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/* basic machine hardware */
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MCFG_CPU_ADD("maincpu", Z80, CPU_CLOCK) /* guess */
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MCFG_Z80_DAISY_CHAIN(daisy_chain)
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MCFG_CPU_PROGRAM_MAP(avt_map)
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MCFG_CPU_IO_MAP(avt_portmap)
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MCFG_CPU_VBLANK_INT_DRIVER("screen", avt_state, avt_vblank_irq)
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/* video hardware */
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MCFG_SCREEN_ADD("screen", RASTER)
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@ -970,6 +976,7 @@ static MACHINE_CONFIG_START( avt )
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MCFG_MC6845_SHOW_BORDER_AREA(false)
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MCFG_MC6845_CHAR_WIDTH(8)
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MCFG_MC6845_OUT_VSYNC_CB(DEVWRITELINE("ctc0", z80ctc_device, trg3))
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MCFG_DEVCB_CHAIN_OUTPUT(WRITELINE(avt_state, avtbingo_w))
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/* sound hardware */
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MCFG_SPEAKER_STANDARD_MONO("mono")
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@ -996,6 +1003,20 @@ static MACHINE_CONFIG_START( avt )
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// DCOM,CCOM,BCOM,ACOM appear to be muxes
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MACHINE_CONFIG_END
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// Leave avtnfl as it was until more is learnt.
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WRITE_LINE_MEMBER( avt_state::avtnfl_w )
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{
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m_pio1->port_b_write((m_pio1->port_b_read() & 0xbf) | (state ? 0x40 : 0));
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}
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static MACHINE_CONFIG_DERIVED( avtnfl, avt )
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MCFG_DEVICE_REMOVE("crtc")
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MCFG_MC6845_ADD("crtc", MC6845, "screen", CRTC_CLOCK) /* guess */
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MCFG_MC6845_SHOW_BORDER_AREA(false)
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MCFG_MC6845_CHAR_WIDTH(8)
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MCFG_MC6845_OUT_VSYNC_CB(DEVWRITELINE("ctc0", z80ctc_device, trg3))
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MCFG_DEVCB_CHAIN_OUTPUT(WRITELINE(avt_state, avtnfl_w))
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MACHINE_CONFIG_END
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/*********************************************
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* Rom Load *
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@ -1071,4 +1092,4 @@ ROM_END
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GAME( 1985, avtsym14, 0, avt, symbols, avt_state, 0, ROT0, "Advanced Video Technology", "Symbols (ver 1.4)", MACHINE_NOT_WORKING )
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GAME( 1985, avtsym25, avtsym14, avt, symbols, avt_state, 0, ROT0, "Advanced Video Technology", "Symbols (ver 2.5)", MACHINE_NOT_WORKING )
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GAME( 1985, avtbingo, 0, avt, avtbingo, avt_state, 0, ROT0, "Advanced Video Technology", "Arrow Bingo", MACHINE_NOT_WORKING )
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GAME( 1989, avtnfl, 0, avt, symbols, avt_state, 0, ROT0, "Advanced Video Technology", "NFL (ver 109)", MACHINE_NOT_WORKING )
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GAME( 1989, avtnfl, 0, avtnfl, symbols, avt_state, 0, ROT0, "Advanced Video Technology", "NFL (ver 109)", MACHINE_NOT_WORKING )
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