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Diffstat (limited to 'src/mame/drivers/changela.cpp')
-rw-r--r--src/mame/drivers/changela.cpp498
1 files changed, 0 insertions, 498 deletions
diff --git a/src/mame/drivers/changela.cpp b/src/mame/drivers/changela.cpp
deleted file mode 100644
index cec4195b595..00000000000
--- a/src/mame/drivers/changela.cpp
+++ /dev/null
@@ -1,498 +0,0 @@
-// license:GPL-2.0+
-// copyright-holders:Jarek Burczynski, Phil Stroffolino, Tomasz Slanina
-/**************************************************************************
-Change Lanes
-(C) Taito 1983
-
-Jarek Burczynski
-Phil Stroffolino
-Tomasz Slanina
-
-***************************************************************************/
-
-#include "emu.h"
-#include "includes/changela.h"
-
-#include "cpu/z80/z80.h"
-#include "machine/74259.h"
-#include "machine/watchdog.h"
-#include "sound/ay8910.h"
-#include "speaker.h"
-
-#include "changela.lh"
-
-
-READ8_MEMBER(changela_state::mcu_r)
-{
- //osd_printf_debug("Z80 MCU R = %x\n", m_mcu_out);
- return m_mcu_out;
-}
-
-/* latch LS374 at U39 */
-WRITE8_MEMBER(changela_state::mcu_w)
-{
- m_mcu_in = data;
- if (!BIT(m_port_c_out, 2))
- m_mcu->pa_w(space, 0, data);
-}
-
-
-/*********************************
- MCU
-*********************************/
-
-WRITE8_MEMBER(changela_state::changela_68705_port_a_w)
-{
- m_port_a_out = data;
-}
-
-WRITE8_MEMBER(changela_state::changela_68705_port_c_w)
-{
- /* PC3 is connected to the CLOCK input of the LS374, so we latch the data on rising edge */
- if (BIT(data, 3) && ~BIT(m_port_c_out, 3))
- m_mcu_out = m_port_a_out & (BIT(m_port_c_out, 2) ? 0xff : m_mcu_in);
-
- /* PC2 is connected to the /OE input of the LS374 */
- if (BIT(data, 2))
- m_mcu->pa_w(space, 0, BIT(data, 2) ? 0xff : m_mcu_in);
-
- m_port_c_out = data;
-}
-
-
-
-/* U30 */
-READ8_MEMBER(changela_state::changela_24_r)
-{
- return (BIT(m_port_c_out, 1) << 3) | 0x07; /* bits 2,1,0-N/C inputs */
-}
-
-READ8_MEMBER(changela_state::changela_25_r)
-{
- //collisions on bits 3,2, bits 1,0-N/C inputs
- return (m_tree1_col << 3) | (m_tree0_col << 2) | 0x03;
-}
-
-READ8_MEMBER(changela_state::changela_30_r)
-{
- return ioport("WHEEL")->read() & 0x0f; //wheel control (clocked input) signal on bits 3,2,1,0
-}
-
-READ8_MEMBER(changela_state::changela_31_r)
-{
- /* If the new value is less than the old value, and it did not wrap around,
- or if the new value is greater than the old value, and it did wrap around,
- then we are moving LEFT. */
- uint8_t curr_value = ioport("WHEEL")->read();
-
- if ((curr_value < m_prev_value_31 && (m_prev_value_31 - curr_value) < 0x80)
- || (curr_value > m_prev_value_31 && (curr_value - m_prev_value_31) > 0x80))
- m_dir_31 = 1;
- if ((m_prev_value_31 < curr_value && (curr_value - m_prev_value_31) < 0x80)
- || (m_prev_value_31 > curr_value && (m_prev_value_31 - curr_value) > 0x80))
- m_dir_31 = 0;
-
- m_prev_value_31 = curr_value;
-
- //wheel UP/DOWN control signal on bit 3, collisions on bits:2,1,0
- return (m_dir_31 << 3) | (m_left_bank_col << 2) | (m_right_bank_col << 1) | m_boat_shore_col;
-}
-
-READ8_MEMBER(changela_state::changela_2c_r)
-{
- int val = ioport("IN0")->read();
-
- val = (val & 0x30) | ((val & 1) << 7) | (((val & 1) ^ 1) << 6);
-
- return val;
-}
-
-READ8_MEMBER(changela_state::changela_2d_r)
-{
- /* the schems are unreadable - i'm not sure it is V8 (page 74, SOUND I/O BOARD SCHEMATIC 1 OF 2, FIGURE 24 - in the middle on the right side) */
- int v8 = 0;
- int gas;
-
- if ((m_screen->vpos() & 0xf8) == 0xf8)
- v8 = 1;
-
- /* Gas pedal is made up of 2 switches, 1 active low, 1 active high */
- switch (ioport("IN1")->read() & 0x03)
- {
- case 0x02:
- gas = 0x80;
- break;
- case 0x01:
- gas = 0x00;
- break;
- default:
- gas = 0x40;
- break;
- }
-
- return (ioport("IN1")->read() & 0x20) | gas | (v8 << 4);
-}
-
-WRITE_LINE_MEMBER(changela_state::mcu_pc_0_w)
-{
- m_mcu->pc_w(machine().dummy_space(), 0, 0xfe | state);
-}
-
-WRITE_LINE_MEMBER(changela_state::collision_reset_0_w)
-{
- m_collision_reset = state;
-}
-
-WRITE_LINE_MEMBER(changela_state::collision_reset_1_w)
-{
- m_tree_collision_reset = state;
-}
-
-WRITE_LINE_MEMBER(changela_state::coin_counter_1_w)
-{
- machine().bookkeeping().coin_counter_w(0, state);
-}
-
-WRITE_LINE_MEMBER(changela_state::coin_counter_2_w)
-{
- machine().bookkeeping().coin_counter_w(1, state);
-}
-
-
-void changela_state::changela_map(address_map &map)
-{
- map(0x0000, 0x7fff).rom();
- map(0x8000, 0x83ff).ram().share("spriteram"); /* OBJ0 RAM */
- map(0x9000, 0x97ff).ram().share("videoram"); /* OBJ1 RAM */
- map(0xa000, 0xa07f).w(FUNC(changela_state::changela_colors_w)).share("colorram"); /* Color 93419 RAM 64x9(nine!!!) bits A0-used as the 8-th bit data input (d0-d7->normal, a0->d8) */
- map(0xb000, 0xbfff).rom();
-
- map(0xc000, 0xc7ff).rw(FUNC(changela_state::changela_mem_device_r), FUNC(changela_state::changela_mem_device_w)); /* RAM4 (River Bed RAM); RAM5 (Tree RAM) */
-
- /* LS138 - U16 */
- map(0xc800, 0xc800).nopw(); /* not connected */
- map(0xc900, 0xc900).w(FUNC(changela_state::changela_mem_device_select_w)); /* selects the memory device to be accessible at 0xc000-0xc7ff */
- map(0xca00, 0xca00).w(FUNC(changela_state::changela_slope_rom_addr_hi_w));
- map(0xcb00, 0xcb00).w(FUNC(changela_state::changela_slope_rom_addr_lo_w));
-
- map(0xd000, 0xd001).rw("ay1", FUNC(ay8910_device::data_r), FUNC(ay8910_device::address_data_w));
- map(0xd010, 0xd011).rw("ay2", FUNC(ay8910_device::data_r), FUNC(ay8910_device::address_data_w));
-
- /* LS259 - U44 */
- map(0xd020, 0xd027).w("outlatch", FUNC(ls259_device::write_d0));
-
- /* LS139 - U24 */
- map(0xd024, 0xd024).r(FUNC(changela_state::changela_24_r));
- map(0xd025, 0xd025).r(FUNC(changela_state::changela_25_r));
- map(0xd028, 0xd028).r(FUNC(changela_state::mcu_r));
- map(0xd02c, 0xd02c).r(FUNC(changela_state::changela_2c_r));
- map(0xd02d, 0xd02d).r(FUNC(changela_state::changela_2d_r));
-
- map(0xd030, 0xd030).rw(FUNC(changela_state::changela_30_r), FUNC(changela_state::mcu_w));
- map(0xd031, 0xd031).r(FUNC(changela_state::changela_31_r));
-
- map(0xe000, 0xe000).w("watchdog", FUNC(watchdog_timer_device::reset_w)); /* Watchdog */
-
- map(0xf000, 0xf7ff).ram(); /* RAM2 (Processor RAM) */
-}
-
-
-static INPUT_PORTS_START( changela )
- PORT_START("DSWA") /* DSWA */
- PORT_DIPNAME( 0x07, 0x01, "Steering Wheel Ratio" ) PORT_DIPLOCATION("SWA:1,2,3")
- //PORT_DIPSETTING( 0x00, "?" ) /* Not documented */
- PORT_DIPSETTING( 0x01, "Recommended Setting" )
- //PORT_DIPSETTING( 0x02, "?" ) /* Not documented */
- //PORT_DIPSETTING( 0x03, "?" ) /* Not documented */
- //PORT_DIPSETTING( 0x04, "?" ) /* Not documented */
- //PORT_DIPSETTING( 0x05, "?" ) /* Not documented */
- //PORT_DIPSETTING( 0x06, "?" ) /* Not documented */
- //PORT_DIPSETTING( 0x07, "?" ) /* Not documented */
- PORT_DIPNAME( 0x08, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SWA:4")
- PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
- PORT_DIPSETTING( 0x00, DEF_STR( On ) )
- PORT_DIPNAME( 0x10, 0x00, "Ignore Memory Failures" ) PORT_DIPLOCATION("SWA:5")
- PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
- PORT_DIPSETTING( 0x00, DEF_STR( On ) )
- PORT_DIPNAME( 0x20, 0x00, DEF_STR( Controls ) ) PORT_DIPLOCATION("SWA:6")
- PORT_DIPSETTING( 0x20, DEF_STR( Joystick ) )
- PORT_DIPSETTING( 0x00, "Steering Wheel" )
- PORT_DIPNAME( 0x40, 0x40, "Diagnostic" ) PORT_DIPLOCATION("SWA:7")
- PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
- PORT_DIPSETTING( 0x00, DEF_STR( On ) )
- PORT_DIPNAME( 0x80, 0x00, DEF_STR( Players ) ) PORT_DIPLOCATION("SWA:8")
- PORT_DIPSETTING( 0x80, "1" )
- PORT_DIPSETTING( 0x00, "2" )
-
- PORT_START("DSWB") /* DSWB */
- PORT_DIPNAME( 0x03, 0x00, "Max Bonus Fuels" ) PORT_DIPLOCATION("SWB:1,2")
- PORT_DIPSETTING( 0x01, "1" )
- PORT_DIPSETTING( 0x02, "2" )
- PORT_DIPSETTING( 0x03, "3" )
- PORT_DIPSETTING( 0x00, "99" )
- PORT_DIPNAME( 0x0c, 0x08, "Game Difficulty" ) PORT_DIPLOCATION("SWB:3,4")
- PORT_DIPSETTING( 0x00, DEF_STR( Very_Easy) )
- PORT_DIPSETTING( 0x04, DEF_STR( Easy ) )
- PORT_DIPSETTING( 0x08, DEF_STR( Medium ) )
- PORT_DIPSETTING( 0x0c, DEF_STR( Hard ) )
- PORT_DIPNAME( 0x30, 0x20, "Traffic Difficulty" ) PORT_DIPLOCATION("SWB:5,6")
- PORT_DIPSETTING( 0x00, DEF_STR( Very_Easy) )
- PORT_DIPSETTING( 0x10, DEF_STR( Easy ) )
- PORT_DIPSETTING( 0x20, DEF_STR( Medium ) )
- PORT_DIPSETTING( 0x30, DEF_STR( Hard ) )
- PORT_DIPNAME( 0x40, 0x00, "Land Collisions Enabled" ) PORT_DIPLOCATION("SWB:7")
- PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
- PORT_DIPSETTING( 0x00, DEF_STR( On ) )
- PORT_DIPNAME( 0x80, 0x00, "Car Collision Enabled" ) PORT_DIPLOCATION("SWB:8")
- PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
- PORT_DIPSETTING( 0x00, DEF_STR( On ) )
-
- PORT_START("DSWC") /* DSWC - coinage */
- PORT_DIPNAME( 0xf0, 0x10, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SWC:5,6,7,8")
- PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) )
- PORT_DIPSETTING( 0x90, DEF_STR( 2C_1C ) )
- PORT_DIPSETTING( 0xa0, DEF_STR( 2C_2C ) )
- PORT_DIPSETTING( 0x10, DEF_STR( 1C_1C ) )
- PORT_DIPSETTING( 0xb0, DEF_STR( 2C_3C ) )
- PORT_DIPSETTING( 0xc0, DEF_STR( 2C_4C ) )
- PORT_DIPSETTING( 0x20, DEF_STR( 1C_2C ) )
- PORT_DIPSETTING( 0xd0, DEF_STR( 2C_5C ) )
- PORT_DIPSETTING( 0xe0, DEF_STR( 2C_6C ) )
- PORT_DIPSETTING( 0x30, DEF_STR( 1C_3C ) )
- PORT_DIPSETTING( 0xf0, DEF_STR( 2C_7C ) )
- PORT_DIPSETTING( 0x40, DEF_STR( 1C_4C ) )
- PORT_DIPSETTING( 0x50, DEF_STR( 1C_5C ) )
- PORT_DIPSETTING( 0x60, DEF_STR( 1C_6C ) )
- PORT_DIPSETTING( 0x70, DEF_STR( 1C_7C ) )
- PORT_DIPNAME( 0x0f, 0x01, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SWC:1,2,3,4")
- PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) )
- PORT_DIPSETTING( 0x09, DEF_STR( 2C_1C ) )
- PORT_DIPSETTING( 0x0a, DEF_STR( 2C_2C ) )
- PORT_DIPSETTING( 0x01, DEF_STR( 1C_1C ) )
- PORT_DIPSETTING( 0x0b, DEF_STR( 2C_3C ) )
- PORT_DIPSETTING( 0x0c, DEF_STR( 2C_4C ) )
- PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) )
- PORT_DIPSETTING( 0x0d, DEF_STR( 2C_5C ) )
- PORT_DIPSETTING( 0x0e, DEF_STR( 2C_6C ) )
- PORT_DIPSETTING( 0x03, DEF_STR( 1C_3C ) )
- PORT_DIPSETTING( 0x0f, DEF_STR( 2C_7C ) )
- PORT_DIPSETTING( 0x04, DEF_STR( 1C_4C ) )
- PORT_DIPSETTING( 0x05, DEF_STR( 1C_5C ) )
- PORT_DIPSETTING( 0x06, DEF_STR( 1C_6C ) )
- PORT_DIPSETTING( 0x07, DEF_STR( 1C_7C ) )
-
- PORT_START("DSWD") /* DSWD - bonus */
- PORT_DIPNAME( 0x01, 0x01, "Right Slot" ) PORT_DIPLOCATION("SWD:1")
- PORT_DIPSETTING( 0x01, "On Right (Bottom) Counter" )
- PORT_DIPSETTING( 0x00, "On Left (Top) Counter" )
- PORT_DIPNAME( 0x02, 0x00, "Left Slot" ) PORT_DIPLOCATION("SWD:2")
- PORT_DIPSETTING( 0x02, "On Right (Bottom) Counter" )
- PORT_DIPSETTING( 0x00, "On Left (Top) Counter" )
- PORT_DIPNAME( 0x1c, 0x00, "Credits For Bonus" ) PORT_DIPLOCATION("SWD:3,4,5")
- PORT_DIPSETTING( 0x00, "0" )
- PORT_DIPSETTING( 0x04, "1" )
- PORT_DIPSETTING( 0x08, "2" )
- PORT_DIPSETTING( 0x0c, "3" )
- PORT_DIPSETTING( 0x10, "4" )
- PORT_DIPSETTING( 0x14, "5" )
- PORT_DIPSETTING( 0x18, "6" )
- PORT_DIPSETTING( 0x1c, "7" )
- PORT_DIPUNUSED_DIPLOC( 0x20, IP_ACTIVE_LOW, "SWD:6" ) /* Listed as "Unused" */
- PORT_DIPNAME( 0x40, 0x00, "'King Of The World' Name Length" )PORT_DIPLOCATION("SWD:7")
- PORT_DIPSETTING( 0x40, "3 Letters" )
- PORT_DIPSETTING( 0x00, "Long" )
- PORT_DIPNAME( 0x80, 0x00, "'King Of The World' Name" ) PORT_DIPLOCATION("SWD:8")
- PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
- PORT_DIPSETTING( 0x00, DEF_STR( On ) )
-
- PORT_START("MCU") /* MCU */
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 )
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE )
- PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 )
-#ifdef THREE_STATE_SWITCH
- PORT_DIPNAME( 0x30, 0x30, "Self Test Switch" ) PORT_DIPLOCATION("SWT:1,2")
- //PORT_DIPSETTING( 0x00, "?" ) /* Not possible, 3-state switch */
- PORT_DIPSETTING( 0x20, "Free Game" ) /* "Puts a credit on the game without increasing the coin counter." */
- PORT_DIPSETTING( 0x10, DEF_STR( Test ) )
- PORT_DIPSETTING( 0x30, DEF_STR( Off ) )
-#else // schematics don't make it clear exactly how this switch is supposed to work
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_SERVICE1 ) PORT_NAME("Free Game/Self-Test")
- PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
-#endif
- PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN2 )
- PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN1 )
-
- PORT_START("IN0") /* 0xDx2C */
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME("Gear Shift") PORT_CODE(KEYCODE_SPACE) PORT_TOGGLE /* Gear shift */
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_CONDITION("DSWA", 0x20, EQUALS, 0x20)
- PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_CONDITION("DSWA", 0x20, EQUALS, 0x20)
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* FWD - negated bit 7 */
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* REV - gear position */
-
- PORT_START("IN1") /* 0xDx2D */
- PORT_BIT( 0x03, 0x00, IPT_PEDAL ) PORT_MINMAX(0x00, 0x02) PORT_SENSITIVITY(10) PORT_KEYDELTA(1) //gas pedal
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
- PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_TILT )
- //PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 ) //gas1
- //PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_BUTTON2 ) //gas2
-
- PORT_START("WHEEL") /* 0xDx30 DRIVING_WHEEL */
- PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_MINMAX(0x00, 0xff) PORT_SENSITIVITY(50) PORT_KEYDELTA(8) PORT_CONDITION("DSWA", 0x20, EQUALS, 0x00)
-INPUT_PORTS_END
-
-TIMER_DEVICE_CALLBACK_MEMBER(changela_state::changela_scanline)
-{
- int scanline = param;
-
- if(scanline == 256) // vblank irq
- m_maincpu->set_input_line_and_vector(0, HOLD_LINE,0xdf); // Z80
- else if(((scanline % 64) == 0)) // timer irq, 3 times per given vblank field
- m_maincpu->set_input_line_and_vector(0, HOLD_LINE,0xcf); // Z80
-}
-
-INTERRUPT_GEN_MEMBER(changela_state::chl_mcu_irq)
-{
- m_mcu->pulse_input_line(0, m_mcu->minimum_quantum_time());
-}
-
-void changela_state::machine_start()
-{
- /* video */
- save_item(NAME(m_slopeROM_bank));
- save_item(NAME(m_tree_en));
- save_item(NAME(m_horizon));
- save_item(NAME(m_mem_dev_selected));
- save_item(NAME(m_v_count_river));
- save_item(NAME(m_v_count_tree));
- save_item(NAME(m_tree_on));
-
- /* mcu */
- save_item(NAME(m_port_a_out));
- save_item(NAME(m_port_c_out));
- save_item(NAME(m_mcu_out));
- save_item(NAME(m_mcu_in));
-
- /* misc */
- save_item(NAME(m_tree0_col));
- save_item(NAME(m_tree1_col));
- save_item(NAME(m_left_bank_col));
- save_item(NAME(m_right_bank_col));
- save_item(NAME(m_boat_shore_col));
- save_item(NAME(m_collision_reset));
- save_item(NAME(m_tree_collision_reset));
- save_item(NAME(m_prev_value_31));
- save_item(NAME(m_dir_31));
-
- m_port_a_out = 0xff;
- m_port_c_out = 0xff;
-}
-
-void changela_state::machine_reset()
-{
- /* video */
- m_slopeROM_bank = 0;
- m_tree_en = 0;
- m_horizon = 0;
- m_mem_dev_selected = 0;
- m_v_count_river = 0;
- m_v_count_tree = 0;
- m_tree_on[0] = 0;
- m_tree_on[1] = 0;
-
- /* mcu */
- m_mcu_out = 0;
- m_mcu_in = 0;
-
- /* misc */
- m_tree0_col = 0;
- m_tree1_col = 0;
- m_left_bank_col = 0;
- m_right_bank_col = 0;
- m_boat_shore_col = 0;
- m_collision_reset = 0;
- m_tree_collision_reset = 0;
- m_prev_value_31 = 0;
- m_dir_31 = 0;
-}
-
-void changela_state::changela(machine_config &config)
-{
- Z80(config, m_maincpu, 5000000);
- m_maincpu->set_addrmap(AS_PROGRAM, &changela_state::changela_map);
- TIMER(config, "scantimer").configure_scanline(FUNC(changela_state::changela_scanline), "screen", 0, 1);
-
- M68705P3(config, m_mcu, 2500000);
- m_mcu->portb_r().set_ioport("MCU");
- m_mcu->porta_w().set(FUNC(changela_state::changela_68705_port_a_w));
- m_mcu->portc_w().set(FUNC(changela_state::changela_68705_port_c_w));
- m_mcu->set_vblank_int("screen", FUNC(changela_state::chl_mcu_irq));
-
- ls259_device &outlatch(LS259(config, "outlatch")); // U44 on Sound I/O Board
- outlatch.q_out_cb<0>().set(FUNC(changela_state::collision_reset_0_w));
- outlatch.q_out_cb<1>().set(FUNC(changela_state::coin_counter_1_w));
- outlatch.q_out_cb<2>().set(FUNC(changela_state::coin_counter_2_w));
- outlatch.q_out_cb<4>().set(FUNC(changela_state::mcu_pc_0_w));
- outlatch.q_out_cb<5>().set(FUNC(changela_state::collision_reset_1_w));
-
- WATCHDOG_TIMER(config, "watchdog");
-
- SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
- m_screen->set_refresh_hz(60);
- m_screen->set_size(32*8, 262); /* vert size is a guess */
- m_screen->set_visarea(0*8, 32*8-1, 4*8, 32*8-1);
- m_screen->set_screen_update(FUNC(changela_state::screen_update_changela));
- m_screen->set_palette(m_palette);
-
- PALETTE(config, m_palette).set_entries(0x40);
-
- SPEAKER(config, "mono").front_center();
-
- ay8910_device &ay1(AY8910(config, "ay1", 1250000));
- ay1.port_a_read_callback().set_ioport("DSWA");
- ay1.port_b_read_callback().set_ioport("DSWB");
- ay1.add_route(ALL_OUTPUTS, "mono", 0.50);
-
- ay8910_device &ay2(AY8910(config, "ay2", 1250000));
- ay2.port_a_read_callback().set_ioport("DSWC");
- ay2.port_b_read_callback().set_ioport("DSWD");
- ay2.add_route(ALL_OUTPUTS, "mono", 0.50);
-}
-
-
-ROM_START( changela )
- ROM_REGION( 0x10000, "maincpu", 0 ) /* Z80 code */
- ROM_LOAD( "cl25a", 0x0000, 0x2000, CRC(38530a60) SHA1(0b0ef1abe11c5271fcd1671322b77165217553c3) )
- ROM_LOAD( "cl24a", 0x2000, 0x2000, CRC(2fcf4a82) SHA1(c33355e2d4d3fab32c8d713a680ec0fceedab341) )
- ROM_LOAD( "cl23", 0x4000, 0x2000, CRC(08385891) SHA1(d8d66664ec25db067d5a4a6c35ec0ac65b9e0c6a) )
- ROM_LOAD( "cl22", 0x6000, 0x2000, CRC(796e0abd) SHA1(64dd9fc1f9bc44519a253ef0c02e181dd13904bf) )
- ROM_LOAD( "cl27", 0xb000, 0x1000, CRC(3668afb8) SHA1(bcfb788baf806edcb129ea9f9dcb1d4260684773) )
-
- ROM_REGION( 0x00800, "mcu", 0 ) /* 68705P3 */
- ROM_LOAD( "cl38a", 0x0000, 0x800, CRC(b70156ce) SHA1(c5eab8bbd65c4f587426298da4e22f991ce01dde) )
-
- ROM_REGION( 0x4000, "gfx1", 0 ) /* tile data */
- ROM_LOAD( "cl111", 0x0000, 0x2000, CRC(41c0149d) SHA1(3ea53a3821b044b3d0451fec1b4ee2c28da393ca) )
- ROM_LOAD( "cl113", 0x2000, 0x2000, CRC(ddf99926) SHA1(e816b88302c5639c7284f4845d450f232d63a10c) )
-
- ROM_REGION( 0x1000, "gfx2", 0 ) /* obj 1 data */
- ROM_LOAD( "cl46", 0x0000, 0x1000, CRC(9c0a7d28) SHA1(fac9180ea0d9aeea56a84b35cc0958f0dd86a801) )
-
- ROM_REGION( 0x8000, "user1", 0 ) /* obj 0 data */
- ROM_LOAD( "cl100", 0x0000, 0x2000, CRC(3fa9e4fa) SHA1(9abd7df5fcf143a0c476bd8c8753c5ea294b9f74) )
- ROM_LOAD( "cl99", 0x2000, 0x2000, CRC(67b27b9e) SHA1(7df0f93851959359218c8d2272e30d242a77039d) )
- ROM_LOAD( "cl98", 0x4000, 0x2000, CRC(bffe4149) SHA1(5cf0b98f9d342bd06d575c565ea01bbd79f5e04b) )
- ROM_LOAD( "cl97", 0x6000, 0x2000, CRC(5abab8f9) SHA1(f5156855bbcdf0740fd44520386318ee53ebbf9a) )
-
- ROM_REGION( 0x1000, "user2", 0 ) /* math tables: SLOPE ROM (river-tree schematic page 1/3) */
- ROM_LOAD( "cl44", 0x0000, 0x1000, CRC(160d2bc7) SHA1(2609208c2bd4618ea340923ee01af69278980c36) ) /* first and 2nd half identical */
-
- ROM_REGION( 0x3000, "user3", 0 ) /* math tables: TREE ROM (river-tree schematic page 3/3)*/
- ROM_LOAD( "cl7", 0x0000, 0x0800, CRC(01e3efca) SHA1(b26203787f105ba32773e37035c39253050f9c82) ) /* fixed bits: 0xxxxxxx */
- ROM_LOAD( "cl9", 0x1000, 0x2000, CRC(4e53cdd0) SHA1(6255411cfdccbe2c581c83f9127d582623453c3a) )
-
- ROM_REGION( 0x0020, "proms", 0 )
- ROM_LOAD( "cl88", 0x0000, 0x0020, CRC(da4d6625) SHA1(2d9a268973518252eb36f479ab650af8c16c885c) ) /* math train state machine */
-ROM_END
-
-GAMEL( 1983, changela, 0, changela, changela, changela_state, empty_init, ROT180, "Taito Corporation", "Change Lanes", MACHINE_SUPPORTS_SAVE, layout_changela )