diff options
Diffstat (limited to 'src/mame/drivers/atari_s1.cpp')
-rw-r--r-- | src/mame/drivers/atari_s1.cpp | 524 |
1 files changed, 524 insertions, 0 deletions
diff --git a/src/mame/drivers/atari_s1.cpp b/src/mame/drivers/atari_s1.cpp new file mode 100644 index 00000000000..7f2b5d10c8d --- /dev/null +++ b/src/mame/drivers/atari_s1.cpp @@ -0,0 +1,524 @@ +// license:BSD-3-Clause +// copyright-holders:Robbbert +/*********************************************************************************** + + PINBALL + Atari Generation/System 1 + + Schematics and PinMAME used as references. + + Dipswitch vs address: + SW1 Toggle 1 = 200B + SW1 Toggle 2 = 200A + SW1 Toggle 3 = 2009 + SW1 Toggle 4 = 2008 + SW1 Toggle 5 = 200F + SW1 Toggle 6 = 200E + SW1 Toggle 7 = 200D + SW1 Toggle 8 = 200C + SW2 Toggle 1 = 2003 + SW2 Toggle 2 = 2002 + SW2 Toggle 3 = 2001 + SW2 Toggle 4 = 2000 + SW2 Toggle 5 = 2007 + SW2 Toggle 6 = 2006 + SW2 Toggle 7 = 2005 + SW2 Toggle 8 = 2004 + +No NVRAM; coin counters are mechanical. + +Until game-specific switches are set up, here is the outhole for each game: +- spcrider: O +- atarians: W +- time2000: Y +- aavenger: X + +ToDo: +- Inputs per game; the ones there are for Airborne Avenger +- Link up switches where 2 or more act together +- Sound +- Lamps, solenoids +- Middle Earth is a disaster area + + +************************************************************************************/ + +#include "machine/genpin.h" +#include "cpu/m6800/m6800.h" +#include "sound/dac.h" +#include "atari_s1.lh" + + +#define MASTER_CLK XTAL_4MHz / 4 +#define DMA_CLK MASTER_CLK / 2 +#define AUDIO_CLK DMA_CLK / 4 +#define DMA_INT DMA_CLK / 128 +#define NMI_INT DMA_INT / 16 +//#define BIT6_CLK NMI_INT / 4 + +class atari_s1_state : public genpin_class +{ +public: + atari_s1_state(const machine_config &mconfig, device_type type, const char *tag) + : genpin_class(mconfig, type, tag) + , m_maincpu(*this, "maincpu") + , m_p_ram(*this, "ram") + , m_dac(*this, "dac") + , m_switch(*this, "SWITCH") + { } + + DECLARE_READ8_MEMBER(m1080_r); + DECLARE_WRITE8_MEMBER(m1080_w); + DECLARE_READ8_MEMBER(m1084_r); + DECLARE_WRITE8_MEMBER(m1084_w); + DECLARE_READ8_MEMBER(m1088_r); + DECLARE_WRITE8_MEMBER(m1088_w); + DECLARE_READ8_MEMBER(m108c_r); + DECLARE_WRITE8_MEMBER(m108c_w); + DECLARE_READ8_MEMBER(switch_r); + DECLARE_WRITE8_MEMBER(meter_w); + DECLARE_WRITE8_MEMBER(audioen_w); + DECLARE_WRITE8_MEMBER(audiores_w); + DECLARE_WRITE8_MEMBER(midearth_w); + TIMER_DEVICE_CALLBACK_MEMBER(nmi); + TIMER_DEVICE_CALLBACK_MEMBER(timer_s); +private: + bool m_audiores; + UINT8 m_timer_s[3]; + UINT8 m_vol; + UINT8 m_1080; + UINT8 m_1084; + UINT8 m_1088; + UINT8 m_108c; + UINT8 m_bit6; + UINT8 m_out_offs; + UINT8 m_t_c; + UINT8 *m_p_prom; + virtual void machine_reset(); + required_device<cpu_device> m_maincpu; + required_shared_ptr<UINT8> m_p_ram; + required_device<dac_device> m_dac; + required_ioport_array<10> m_switch; +}; + +static ADDRESS_MAP_START( atari_s1_map, AS_PROGRAM, 8, atari_s1_state ) + ADDRESS_MAP_GLOBAL_MASK(0x7fff) + AM_RANGE(0x0000, 0x00ff) AM_RAM AM_SHARE("ram") + AM_RANGE(0x1080, 0x1083) AM_READWRITE(m1080_r,m1080_w) + AM_RANGE(0x1084, 0x1087) AM_READWRITE(m1084_r,m1084_w) + AM_RANGE(0x1088, 0x108b) AM_READWRITE(m1088_r,m1088_w) + AM_RANGE(0x108c, 0x108f) AM_READWRITE(m108c_r,m108c_w) + AM_RANGE(0x2000, 0x204f) AM_MIRROR(0x0F80) AM_READ(switch_r) AM_WRITENOP // aavenger ROL 200B causes a spurious write + AM_RANGE(0x3000, 0x3fff) AM_WRITE(audioen_w) // audio enable + AM_RANGE(0x4000, 0x4fff) AM_WRITE(watchdog_reset_w) + AM_RANGE(0x5080, 0x508c) AM_MIRROR(3) AM_WRITE(meter_w) // time2000 only + AM_RANGE(0x6000, 0x6fff) AM_WRITE(audiores_w) // audio reset + AM_RANGE(0x7000, 0x7fff) AM_ROM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( atarians_map, AS_PROGRAM, 8, atari_s1_state ) // more ram + ADDRESS_MAP_GLOBAL_MASK(0x7fff) + AM_RANGE(0x0000, 0x01ff) AM_RAM AM_SHARE("ram") + AM_RANGE(0x1080, 0x1083) AM_READWRITE(m1080_r,m1080_w) + AM_RANGE(0x1084, 0x1087) AM_READWRITE(m1084_r,m1084_w) + AM_RANGE(0x1088, 0x108b) AM_READWRITE(m1088_r,m1088_w) + AM_RANGE(0x108c, 0x108f) AM_READWRITE(m108c_r,m108c_w) + AM_RANGE(0x2000, 0x204f) AM_MIRROR(0x0F80) AM_READ(switch_r) + AM_RANGE(0x3000, 0x3fff) AM_WRITE(audioen_w) // audio enable + AM_RANGE(0x4000, 0x4fff) AM_WRITE(watchdog_reset_w) + AM_RANGE(0x6000, 0x6fff) AM_WRITE(audiores_w) // audio reset + AM_RANGE(0x7000, 0x7fff) AM_ROM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( midearth_map, AS_PROGRAM, 8, atari_s1_state ) + ADDRESS_MAP_GLOBAL_MASK(0x7fff) + AM_RANGE(0x0000, 0x01ff) AM_RAM AM_SHARE("ram") + AM_RANGE(0x1000, 0x11ff) AM_WRITE(midearth_w) + AM_RANGE(0x2000, 0x204f) AM_MIRROR(0x0F80) AM_READ(switch_r) + AM_RANGE(0x3000, 0x3fff) AM_WRITE(audioen_w) // audio enable + AM_RANGE(0x4000, 0x4fff) AM_WRITE(watchdog_reset_w) + AM_RANGE(0x6000, 0x6fff) AM_WRITE(audiores_w) // audio reset + AM_RANGE(0x7000, 0x7fff) AM_ROM AM_WRITENOP // writes to FFFF due to poor coding at 7FF5 +ADDRESS_MAP_END + +static INPUT_PORTS_START( atari_s1 ) + PORT_START("SWITCH.0") // 2000-2007 + PORT_DIPNAME( 0xc3, 0x00, DEF_STR( Coinage ) ) // left chute; right chute + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) // 1C_1C ; 1C_1C + PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) ) // 1C_2C ; 1C_2C + PORT_DIPSETTING( 0x01, DEF_STR( 1C_3C ) ) // 1C_3C ; 1C_3C + PORT_DIPSETTING( 0x03, DEF_STR( 1C_4C ) ) // 1C_4C ; 1C_4C + PORT_DIPSETTING( 0x80, DEF_STR( 2C_1C ) ) // 2C_1C ; 2C_1C + PORT_DIPSETTING( 0x82, DEF_STR( 2C_3C ) ) // 2C_3C ; 2C_3C + PORT_DIPSETTING( 0x81, DEF_STR( 2C_5C ) ) // 2C_5C ; 2C_5C + // these work but they confuse the dipswitch menu + //PORT_DIPSETTING( 0x83, DEF_STR( 2C_1C ) ) // 2C_1C ; 1C_1C + //PORT_DIPSETTING( 0x40, DEF_STR( 1C_1C ) ) // 1C_1C ; 1C_2C + //PORT_DIPSETTING( 0x42, DEF_STR( 1C_2C ) ) // 1C_2C ; 1C_4C + //PORT_DIPSETTING( 0x41, DEF_STR( 1C_3C ) ) // 1C_3C ; 1C_6C + //PORT_DIPSETTING( 0x43, DEF_STR( 2C_3C ) ) // 2C_3C ; 2C_7C + //PORT_DIPSETTING( 0xc0, DEF_STR( 2C_5C ) ) // 2C_5C ; 1C_5C + //PORT_DIPSETTING( 0xc2, DEF_STR( 2C_7C ) ) // 2C_7C ; 1C_7C + //PORT_DIPSETTING( 0xc1, DEF_STR( 3C_1C ) ) // 3C_1C ; 1C_1C + //PORT_DIPSETTING( 0xc3, DEF_STR( 1C_1C ) ) // 1C_1C ; 1C_3C + PORT_DIPNAME( 0x04, 0x04, "Match" ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x04, DEF_STR( On ) ) + PORT_DIPNAME( 0x08, 0x08, "Balls" ) + PORT_DIPSETTING( 0x00, "5" ) + PORT_DIPSETTING( 0x08, "3" ) + PORT_DIPNAME( 0x30, 0x20, "Special" ) + PORT_DIPSETTING( 0x00, "Extra Ball" ) + PORT_DIPSETTING( 0x20, "Free Game" ) + PORT_DIPSETTING( 0x10, "20000 points" ) // same as 0x30 + + PORT_START("SWITCH.1") // 2008-200F + // This switch together with 204C thru 204F, sets the scores at which a replay is awarded + PORT_DIPNAME( 0x01, 0x00, "Replay score" ) + PORT_DIPSETTING( 0x01, DEF_STR( High ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Low ) ) + PORT_DIPNAME( 0x02, 0x02, "Last Ball double bonus" ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x02, DEF_STR( On ) ) + PORT_DIPNAME( 0x04, 0x00, "Spelling Award" ) + PORT_DIPSETTING( 0x00, "Extra Ball" ) + PORT_DIPSETTING( 0x04, "20,000 points" ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Test") PORT_CODE(KEYCODE_0) + PORT_DIPNAME( 0x30, 0x10, "Exceed replay score" ) + PORT_DIPSETTING( 0x00, "Nothing" ) + PORT_DIPSETTING( 0x20, "Extra Ball" ) + PORT_DIPSETTING( 0x10, "Replay" ) // same as 0x30 + PORT_DIPNAME( 0xc0, 0x00, "Max Credits" ) + PORT_DIPSETTING( 0x00, "8" ) + PORT_DIPSETTING( 0x80, "12" ) + PORT_DIPSETTING( 0x40, "15" ) + PORT_DIPSETTING( 0xc0, "20" ) + + PORT_START("SWITCH.2") // 2010-2017 + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN2 ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Slam Tilt") + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_OTHER ) + + PORT_START("SWITCH.3") // 2018-201F + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_OTHER ) + + PORT_START("SWITCH.4") // 2020-2027 + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Cabinet Tilt") + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_TILT ) PORT_NAME("Pendulum Tilt") + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Left Flipper") PORT_CODE(KEYCODE_LSHIFT) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Right Flipper") PORT_CODE(KEYCODE_RSHIFT) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Target 4") + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Target 3") + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Target 2") + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Target 1") + + PORT_START("SWITCH.5") // 2028-202F + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_OTHER ) + + PORT_START("SWITCH.6") // 2030-2037 + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Rollover 3") PORT_CODE(KEYCODE_Q) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Rollover 2") PORT_CODE(KEYCODE_W) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Rollover 1") PORT_CODE(KEYCODE_E) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Rollover 8") PORT_CODE(KEYCODE_R) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Rollover 7") PORT_CODE(KEYCODE_Y) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Rollover 6") PORT_CODE(KEYCODE_U) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Rollover 5") PORT_CODE(KEYCODE_I) + + PORT_START("SWITCH.7") // 2038-203F + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("L Hole") PORT_CODE(KEYCODE_O) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Bumper 1") PORT_CODE(KEYCODE_V) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Bumper 2") PORT_CODE(KEYCODE_B) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Bumper 3") PORT_CODE(KEYCODE_N) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Spinner") PORT_CODE(KEYCODE_M) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("R Pocket") PORT_CODE(KEYCODE_A) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("L Pocket") PORT_CODE(KEYCODE_S) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("R Hole") PORT_CODE(KEYCODE_D) + + PORT_START("SWITCH.8") // 2040-2047 + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("L Triangle") PORT_CODE(KEYCODE_F) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("10 points") PORT_CODE(KEYCODE_G) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("50 points") PORT_CODE(KEYCODE_H) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("OutHole") PORT_CODE(KEYCODE_X) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("R Triangle") PORT_CODE(KEYCODE_J) + + PORT_START("SWITCH.9") // 2048-204F + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("50 points and adv letter") PORT_CODE(KEYCODE_K) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Captive ball rollovers") PORT_CODE(KEYCODE_L) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Rollover 'B' centre") PORT_CODE(KEYCODE_Z) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Roll thru upper right") PORT_CODE(KEYCODE_C) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_OTHER ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_OTHER ) +INPUT_PORTS_END + +READ8_MEMBER( atari_s1_state::m1080_r ) +{ + return m_1080 & 0xf0; +} + +WRITE8_MEMBER( atari_s1_state::m1080_w ) +{ + m_1080 = data; +} + +READ8_MEMBER( atari_s1_state::m1084_r ) +{ + return m_1084 & 0xf0; +} + +WRITE8_MEMBER( atari_s1_state::m1084_w ) +{ + m_1084 = data; + + data &= 15; + + if (data != m_vol) + { + m_vol = data; + float vol = m_vol/16.666+0.1; + m_dac->set_output_gain(0, vol); + } +} + +READ8_MEMBER( atari_s1_state::m1088_r ) +{ + return m_1088 & 0xf0; +} + +WRITE8_MEMBER( atari_s1_state::m1088_w ) +{ + m_1088 = data; +} + +READ8_MEMBER( atari_s1_state::m108c_r ) +{ + return m_108c; +} + +WRITE8_MEMBER( atari_s1_state::m108c_w ) +{ + m_108c = data; +} + +WRITE8_MEMBER( atari_s1_state::meter_w ) +{ +// time2000 has optional coin counters etc +} + +// midearth has a ram mirror that goes on top of the output ports +WRITE8_MEMBER( atari_s1_state::midearth_w ) +{ + m_p_ram[offset] = data; + + switch (offset) + { + case 0x80: + m1080_w(space, 0, data); + break; + case 0x84: + m1084_w(space, 0, data); + break; + case 0x88: + m1088_w(space, 0, data); + break; + case 0x8c: + m108c_w(space, 0, data); + break; + } +} + +READ8_MEMBER( atari_s1_state::switch_r ) +{ + return (BIT(m_switch[offset>>3]->read(), offset&7 ) << 7) | (BIT(m_bit6, 1) << 6); // switch bit | BIT6_CLK +} + +TIMER_DEVICE_CALLBACK_MEMBER( atari_s1_state::nmi ) +{ + static const UINT8 patterns[16] = { 0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7c, 0x07, 0x7f, 0x67, 0, 0, 0, 0, 0, 0 }; // 4511 + m_bit6++; + if (m_t_c > 0x40) + m_maincpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE); + else + m_t_c++; + + m_out_offs++; + m_out_offs &= 0x1f; + if ((m_out_offs & 3) == 3) + { + // Player number + char wordnum[8]; + sprintf(wordnum,"text%d",m_out_offs>>2); + output_set_value(wordnum, !BIT(patterns[m_p_ram[m_out_offs]&15], 6)); // uses 'g' segment + } + else + { + // Digits + output_set_digit_value(m_out_offs << 1, patterns[m_p_ram[m_out_offs]>>4]); + output_set_digit_value((m_out_offs << 1)+1, patterns[m_p_ram[m_out_offs]&15]); + } +} + +// Sound +// Presettable 74LS161 binary divider controlled by 1088:d0-3 +// Then a pair of 7493 to generate 5 address lines, enabled by audiores +// The address lines are merged with 1080:d0-3 to form a lookup on the prom +// Output of prom goes to a 4-bit DAC +// Volume is controlled by 1084:d0-3 +// Variables: +// m_timer_s[1] count in 74LS161 +// m_timer_s[2] count in 7493s +TIMER_DEVICE_CALLBACK_MEMBER( atari_s1_state::timer_s ) +{ + m_timer_s[1]++; + + if (m_timer_s[1] > 15) + { + m_timer_s[1] = m_1088 & 15; // set to preset value + if (!m_audiores) + { + m_timer_s[2]++; + offs_t offs = (m_timer_s[2] & 31) | ((m_1080 & 15) << 5); + m_dac->write_unsigned8(m_p_prom[offs]<< 4); + } + else + m_timer_s[2] = 0; + } +} + +WRITE8_MEMBER( atari_s1_state::audioen_w ) +{ +} + +WRITE8_MEMBER( atari_s1_state::audiores_w ) +{ + if (data==0x5b) data=0; // spcrider + m_audiores = (data) ? 0 : 1; +} + + +void atari_s1_state::machine_reset() +{ + m_p_prom = memregion("proms")->base(); + m_vol = 0; + m_t_c = 0; + m_audiores = 0; +} + +static MACHINE_CONFIG_START( atari_s1, atari_s1_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M6800, MASTER_CLK) + MCFG_CPU_PROGRAM_MAP(atari_s1_map) + + /* Sound */ + MCFG_FRAGMENT_ADD( genpin_audio ) + MCFG_SPEAKER_STANDARD_MONO("mono") + MCFG_SOUND_ADD("dac", DAC, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.60) + + /* Video */ + MCFG_DEFAULT_LAYOUT(layout_atari_s1) + + MCFG_TIMER_DRIVER_ADD_PERIODIC("nmi", atari_s1_state, nmi, attotime::from_hz(NMI_INT)) + MCFG_TIMER_DRIVER_ADD_PERIODIC("timer_s", atari_s1_state, timer_s, attotime::from_hz(AUDIO_CLK)) +MACHINE_CONFIG_END + +static MACHINE_CONFIG_DERIVED( atarians, atari_s1 ) + MCFG_CPU_MODIFY("maincpu") + MCFG_CPU_PROGRAM_MAP(atarians_map) +MACHINE_CONFIG_END + +static MACHINE_CONFIG_DERIVED( midearth, atari_s1 ) + MCFG_CPU_MODIFY("maincpu") + MCFG_CPU_PROGRAM_MAP(midearth_map) +MACHINE_CONFIG_END + +/*------------------------------------------------------------------- +/ The Atarians (11/1976) +/-------------------------------------------------------------------*/ +ROM_START(atarians) + ROM_REGION(0x10000, "maincpu", 0) + ROM_LOAD("atarian.e00", 0x7000, 0x0800, CRC(6066bd63) SHA1(e993497d0ca9f056e18838494089def8bdc265c9)) + ROM_LOAD("atarian.e0", 0x7800, 0x0800, CRC(45cb0427) SHA1(e286930ca36bdd0f79acefd142d2a5431fa8005b)) + + ROM_REGION(0x0200, "proms", 0) + ROM_LOAD("82s130.bin", 0x0000, 0x0200, CRC(da1f77b4) SHA1(b21fdc1c6f196c320ec5404013d672c35f95890b)) +ROM_END + +/*------------------------------------------------------------------- +/ Time 2000 (06/1977) +/-------------------------------------------------------------------*/ +ROM_START(time2000) + ROM_REGION(0x10000, "maincpu", 0) + ROM_LOAD("time.e00", 0x7000, 0x0800, CRC(e380f35c) SHA1(f2b4c508c8b7a2ce9924da97c05fb31d5115f36f)) + ROM_LOAD("time.e0", 0x7800, 0x0800, CRC(1e79c133) SHA1(54ce5d59a00334fcec8b12c077d70e3629549af0)) + + ROM_REGION(0x0200, "proms", 0) + ROM_LOAD("82s130.bin", 0x0000, 0x0200, CRC(da1f77b4) SHA1(b21fdc1c6f196c320ec5404013d672c35f95890b)) +ROM_END + +/*------------------------------------------------------------------- +/ Airborne Avenger (09/1977) +/-------------------------------------------------------------------*/ +ROM_START(aavenger) + ROM_REGION(0x10000, "maincpu", 0) + ROM_LOAD("airborne.e00", 0x7000, 0x0800, CRC(05ac26b8) SHA1(114d587923ade9370d606e428af02a407d272c85)) + ROM_LOAD("airborne.e0", 0x7800, 0x0800, CRC(44e67c54) SHA1(7f94189c12e322c41908d651cf6a3b6061426959)) + + ROM_REGION(0x0200, "proms", 0) + ROM_LOAD("82s130.bin", 0x0000, 0x0200, CRC(da1f77b4) SHA1(b21fdc1c6f196c320ec5404013d672c35f95890b)) +ROM_END + +/*------------------------------------------------------------------- +/ Middle Earth (02/1978) +/-------------------------------------------------------------------*/ +ROM_START(midearth) + ROM_REGION(0x10000, "maincpu", 0) + ROM_LOAD("609.bin", 0x7000, 0x0800, CRC(589df745) SHA1(4bd3e4f177e8d86bab41f3a14c169b936eeb480a)) + ROM_LOAD("608.bin", 0x7800, 0x0800, CRC(28b92faf) SHA1(8585770f4059049f1dcbc0c6ef5718b6ff1a5431)) + + ROM_REGION(0x0200, "proms", 0) + ROM_LOAD("82s130.bin", 0x0000, 0x0200, CRC(da1f77b4) SHA1(b21fdc1c6f196c320ec5404013d672c35f95890b)) +ROM_END + +/*------------------------------------------------------------------- +/ Space Riders (09/1978) +/-------------------------------------------------------------------*/ +ROM_START(spcrider) + ROM_REGION(0x10000, "maincpu", 0) + ROM_LOAD("spacer.bin", 0x7000, 0x0800, CRC(3cf1cd73) SHA1(c46044fb815b439f12fb3e21c470c8b93ebdfd55)) + ROM_LOAD("spacel.bin", 0x7800, 0x0800, CRC(66ffb04e) SHA1(42d8b7fb7206b30478f631d0e947c0908dcf5419)) + + ROM_REGION(0x0200, "proms", 0) + ROM_LOAD("82s130.bin", 0x0000, 0x0200, CRC(da1f77b4) SHA1(b21fdc1c6f196c320ec5404013d672c35f95890b)) +ROM_END + + +GAME( 1976, atarians, 0, atarians, atari_s1, driver_device, 0, ROT0, "Atari", "The Atarians", MACHINE_MECHANICAL | MACHINE_IMPERFECT_SOUND) +GAME( 1977, time2000, 0, atari_s1, atari_s1, driver_device, 0, ROT0, "Atari", "Time 2000", MACHINE_MECHANICAL | MACHINE_IMPERFECT_SOUND) +GAME( 1977, aavenger, 0, atari_s1, atari_s1, driver_device, 0, ROT0, "Atari", "Airborne Avenger", MACHINE_MECHANICAL | MACHINE_IMPERFECT_SOUND) +GAME( 1978, midearth, 0, midearth, atari_s1, driver_device, 0, ROT0, "Atari", "Middle Earth", MACHINE_IS_SKELETON_MECHANICAL) +GAME( 1978, spcrider, 0, atari_s1, atari_s1, driver_device, 0, ROT0, "Atari", "Space Riders", MACHINE_MECHANICAL | MACHINE_IMPERFECT_SOUND) |