/
blockade.cpp
599 lines (490 loc) · 24.3 KB
/
blockade.cpp
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// license: BSD-3-Clause
// copyright-holders: Frank Palazzolo, Dirk Best
/***************************************************************************
Blockade/CoMotion/Blasto/Hustle/Minesweeper
TODO:
- Noise generator
- Timing for the coin input is a guess
***************************************************************************/
#include "emu.h"
#include "cpu/i8085/i8085.h"
#include "sound/discrete.h"
#include "sound/samples.h"
#include "emupal.h"
#include "screen.h"
#include "speaker.h"
#include "tilemap.h"
#include "blockade.lh"
namespace {
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class blockade_state : public driver_device
{
public:
blockade_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_videoram(*this, "videoram"),
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_discrete(*this, "discrete"),
m_samples(*this, "samples"),
m_vblank_timer(nullptr),
m_tilemap(nullptr),
m_coin_latch(0), m_coin_inserted(0)
{ }
DECLARE_INPUT_CHANGED_MEMBER(coin_inserted);
int coin_r();
void coin_latch_w(uint8_t data);
void videoram_w(offs_t offset, uint8_t data);
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TILE_GET_INFO_MEMBER(tile_info);
void sound_freq_w(uint8_t data);
void env_on_w(uint8_t data);
void env_off_w(uint8_t data);
void blockade(machine_config &config);
void main_io_map(address_map &map);
void main_map(address_map &map);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
TIMER_CALLBACK_MEMBER(vblank_tick);
private:
required_device<cpu_device> m_maincpu;
required_shared_ptr<uint8_t> m_videoram;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
required_device<discrete_sound_device> m_discrete;
required_device<samples_device> m_samples;
emu_timer *m_vblank_timer;
tilemap_t *m_tilemap;
uint8_t m_coin_latch;
uint8_t m_coin_inserted;
};
//**************************************************************************
// ADDRESS MAPS
//**************************************************************************
void blockade_state::main_map(address_map &map)
{
map(0x0000, 0x03ff).mirror(0x6000).rom();
map(0x0400, 0x07ff).mirror(0x6000).rom(); // comotion, blasto, hustle
map(0x8000, 0x83ff).mirror(0x6c00).ram().w(FUNC(blockade_state::videoram_w)).share("videoram");
map(0x9000, 0x90ff).mirror(0x6f00).ram();
}
void blockade_state::main_io_map(address_map &map)
{
map(0x01, 0x01).portr("IN0").w(FUNC(blockade_state::coin_latch_w));
map(0x02, 0x02).portr("IN1").w(FUNC(blockade_state::sound_freq_w));
map(0x04, 0x04).portr("IN2").w(FUNC(blockade_state::env_on_w));
map(0x08, 0x08).w(FUNC(blockade_state::env_off_w));
}
//**************************************************************************
// INPUT PORT DEFINITIONS
//**************************************************************************
static INPUT_PORTS_START( blockade )
PORT_START("coin")
PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_COIN1) PORT_IMPULSE(24) PORT_CHANGED_MEMBER(DEVICE_SELF, blockade_state, coin_inserted, 0)
// These are not dip switches, they are mapped to connectors on the board. Different games
// had different harnesses which plugged in here, and some pins were unused.
PORT_START("IN0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_CONFNAME(0x04, 0x04, "Boom Switch")
PORT_CONFSETTING( 0x00, DEF_STR( Off ))
PORT_CONFSETTING( 0x04, DEF_STR( On ))
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_CONFNAME(0x70, 0x70, DEF_STR( Lives ))
PORT_CONFSETTING( 0x60, "3" )
PORT_CONFSETTING( 0x50, "4" )
PORT_CONFSETTING( 0x30, "5" )
PORT_CONFSETTING( 0x70, "6" )
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_READ_LINE_MEMBER(blockade_state, coin_r)
PORT_START("IN1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(1)
PORT_START("IN2")
PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
INPUT_PORTS_END
static INPUT_PORTS_START( comotion )
PORT_INCLUDE(blockade)
PORT_MODIFY("IN0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_CONFNAME(0x04, 0x04, "Boom Switch")
PORT_CONFSETTING( 0x00, DEF_STR( Off ))
PORT_CONFSETTING( 0x04, DEF_STR( On ))
PORT_CONFNAME(0x08, 0x00, DEF_STR( Lives ))
PORT_CONFSETTING( 0x00, "3")
PORT_CONFSETTING( 0x08, "4")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_START1)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_READ_LINE_MEMBER(blockade_state, coin_r)
PORT_MODIFY("IN1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(3)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(3)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(3)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(3)
PORT_MODIFY("IN2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(4)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(4)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(4)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(4)
INPUT_PORTS_END
static INPUT_PORTS_START( blasto )
PORT_INCLUDE(blockade)
PORT_MODIFY("IN0")
PORT_CONFNAME(0x03, 0x03, DEF_STR( Coinage ))
PORT_CONFSETTING( 0x00, DEF_STR( 4C_1C ))
PORT_CONFSETTING( 0x01, DEF_STR( 3C_1C ))
PORT_CONFSETTING( 0x02, DEF_STR( 2C_1C ))
PORT_CONFSETTING( 0x03, DEF_STR( 1C_1C ))
PORT_CONFNAME(0x04, 0x04, DEF_STR( Demo_Sounds ))
PORT_CONFSETTING( 0x00, DEF_STR( Off ))
PORT_CONFSETTING( 0x04, DEF_STR( On ))
PORT_CONFNAME(0x08, 0x08, DEF_STR( Game_Time ))
PORT_CONFSETTING( 0x00, "70 Secs") // though service manual says 60
PORT_CONFSETTING( 0x08, "90 Secs")
PORT_BIT(0x70, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_READ_LINE_MEMBER(blockade_state, coin_r)
PORT_MODIFY("IN1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(2)
PORT_BIT(0x1e, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_START1)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_START2)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(1)
PORT_MODIFY("IN2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(1)
INPUT_PORTS_END
static INPUT_PORTS_START( hustle )
PORT_INCLUDE(blockade)
PORT_MODIFY("IN0")
PORT_CONFNAME(0x03, 0x03, DEF_STR( Coinage ))
PORT_CONFSETTING( 0x00, DEF_STR( 4C_1C ))
PORT_CONFSETTING( 0x01, DEF_STR( 3C_1C ))
PORT_CONFSETTING( 0x02, DEF_STR( 2C_1C ))
PORT_CONFSETTING( 0x03, DEF_STR( 1C_1C ))
PORT_CONFNAME(0x04, 0x04, DEF_STR( Game_Time ))
PORT_CONFSETTING( 0x00, "1.5 mins" )
PORT_CONFSETTING( 0x04, "2 mins" )
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_START1)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_START2)
PORT_BIT(0x60, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_READ_LINE_MEMBER(blockade_state, coin_r)
PORT_MODIFY("IN1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(1)
PORT_MODIFY("IN2")
PORT_CONFNAME(0xf1, 0xf0, "Free Game")
PORT_CONFSETTING( 0x71, "11000")
PORT_CONFSETTING( 0xb1, "13000")
PORT_CONFSETTING( 0xd1, "15000")
PORT_CONFSETTING( 0xe1, "17000")
PORT_CONFSETTING( 0xf0, "Disabled")
PORT_BIT(0x0e, IP_ACTIVE_LOW, IPT_UNUSED)
INPUT_PORTS_END
static INPUT_PORTS_START( mineswpr )
PORT_INCLUDE(blockade)
PORT_MODIFY("IN0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_OTHER) // This wiring selects upright mode
PORT_CONFNAME(0x04, 0x04, "Boom Switch")
PORT_CONFSETTING( 0x00, DEF_STR( Off ))
PORT_CONFSETTING( 0x04, DEF_STR( On ))
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_CONFNAME(0x70, 0x70, DEF_STR( Lives ))
PORT_CONFSETTING( 0x60, "3")
PORT_CONFSETTING( 0x50, "4")
PORT_CONFSETTING( 0x30, "5")
PORT_CONFSETTING( 0x70, "6")
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_READ_LINE_MEMBER(blockade_state, coin_r)
PORT_MODIFY("IN1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(2)
PORT_MODIFY("IN2")
PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
INPUT_PORTS_END
static INPUT_PORTS_START( mineswpr4 )
PORT_INCLUDE(blockade)
PORT_MODIFY("IN0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_OTHER) // This wiring selects cocktail mode
PORT_CONFNAME(0x04, 0x04, "Boom Switch")
PORT_CONFSETTING( 0x00, DEF_STR( Off ))
PORT_CONFSETTING( 0x04, DEF_STR( On ))
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_CONFNAME(0x70, 0x70, DEF_STR( Lives ))
PORT_CONFSETTING( 0x60, "3")
PORT_CONFSETTING( 0x50, "4")
PORT_CONFSETTING( 0x30, "5")
PORT_CONFSETTING( 0x70, "6")
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_READ_LINE_MEMBER(blockade_state, coin_r)
PORT_MODIFY("IN1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(1)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(2)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(2)
PORT_MODIFY("IN2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(3)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(3)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(3)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(3)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_4WAY PORT_PLAYER(4)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_4WAY PORT_PLAYER(4)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_4WAY PORT_PLAYER(4)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_4WAY PORT_PLAYER(4)
INPUT_PORTS_END
//**************************************************************************
// INPUT PORT HANDLING
//**************************************************************************
INPUT_CHANGED_MEMBER( blockade_state::coin_inserted )
{
m_coin_inserted = newval;
if (newval)
m_maincpu->pulse_input_line(INPUT_LINE_RESET, attotime::zero);
}
int blockade_state::coin_r()
{
return m_coin_latch;
}
void blockade_state::coin_latch_w(uint8_t data)
{
if (BIT(data, 7))
{
m_coin_latch = m_coin_inserted;
m_coin_inserted = 0;
}
}
//**************************************************************************
// VIDEO
//**************************************************************************
void blockade_state::videoram_w(offs_t offset, uint8_t data)
{
m_videoram[offset] = data;
m_tilemap->mark_tile_dirty(offset);
// halt the cpu if it writes to ram while not in vblank
if (!m_screen->vblank())
{
m_maincpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
m_vblank_timer->adjust(m_screen->time_until_vblank_start());
}
}
uint32_t blockade_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
m_tilemap->draw(screen, bitmap, cliprect, 0, 0);
return 0;
}
static GFXDECODE_START( gfx_blockade )
GFXDECODE_ENTRY( "gfx1", 0, gfx_8x8x1, 0, 1 )
GFXDECODE_END
TILE_GET_INFO_MEMBER( blockade_state::tile_info )
{
int code = m_videoram[tile_index];
tileinfo.set(0, code, 0, 0);
}
//**************************************************************************
// AUDIO
//**************************************************************************
// This still needs the noise generator stuff along with proper mixing and volume control
#define BLOCKADE_NOTE_DATA NODE_01
#define BLOCKADE_NOTE NODE_02
DISCRETE_SOUND_START( blockade_discrete )
DISCRETE_INPUT_DATA (BLOCKADE_NOTE_DATA)
/************************************************/
/* Note sound is created by a divider circuit. */
/* The master clock is the 93681.5 Hz, from the */
/* 555 oscillator. This is then sent to a */
/* preloadable 8 bit counter, which loads the */
/* value from OUT02 when overflowing from 0xFF */
/* to 0x00. Therefore it divides by 2 (OUT02 */
/* = FE) to 256 (OUT02 = 00). */
/* There is also a final /2 stage. */
/* Note that there is no music disable line. */
/* When there is no music, the game sets the */
/* oscillator to 0Hz. (OUT02 = FF) */
/************************************************/
DISCRETE_NOTE(BLOCKADE_NOTE, 1, 93681.5, BLOCKADE_NOTE_DATA, 255, 1, DISC_CLK_IS_FREQ | DISC_OUT_IS_ENERGY)
DISCRETE_CRFILTER(NODE_10, BLOCKADE_NOTE, RES_K(35), CAP_U(.01))
DISCRETE_OUTPUT(NODE_10, 7500)
DISCRETE_SOUND_END
void blockade_state::sound_freq_w(uint8_t data)
{
m_discrete->write(BLOCKADE_NOTE_DATA, data);
}
void blockade_state::env_on_w(uint8_t data)
{
m_samples->start(0, 0);
}
void blockade_state::env_off_w(uint8_t data)
{
}
const char *const blockade_sample_names[] =
{
"*blockade",
"boom",
nullptr
};
//**************************************************************************
// MACHINE EMULATION
//**************************************************************************
void blockade_state::machine_start()
{
m_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(blockade_state::tile_info)), TILEMAP_SCAN_ROWS, 8, 8, 32, 32);
m_vblank_timer = timer_alloc(FUNC(blockade_state::vblank_tick), this);
// register for save states
save_item(NAME(m_coin_latch));
save_item(NAME(m_coin_inserted));
}
void blockade_state::machine_reset()
{
m_coin_latch = 0;
m_coin_inserted = 0;
}
TIMER_CALLBACK_MEMBER(blockade_state::vblank_tick)
{
// resume cpu, on the real system, this is connected the READY input
m_maincpu->set_input_line(INPUT_LINE_HALT, CLEAR_LINE);
}
//**************************************************************************
// MACHINE DEFINTIONS
//**************************************************************************
void blockade_state::blockade(machine_config &config)
{
I8080A(config, m_maincpu, XTAL(20'790'000) / 10);
m_maincpu->set_addrmap(AS_PROGRAM, &blockade_state::main_map);
m_maincpu->set_addrmap(AS_IO, &blockade_state::main_io_map);
// video hardware
SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
m_screen->set_raw(XTAL(20'790'000) / 4, 330, 0, 256, 262, 0, 224);
m_screen->set_screen_update(FUNC(blockade_state::screen_update));
m_screen->set_palette("palette");
GFXDECODE(config, m_gfxdecode, "palette", gfx_blockade);
PALETTE(config, "palette", palette_device::MONOCHROME);
// sound hardware
SPEAKER(config, "mono").front_center();
SAMPLES(config, m_samples);
m_samples->set_channels(1);
m_samples->set_samples_names(blockade_sample_names);
m_samples->add_route(ALL_OUTPUTS, "mono", 0.25);
DISCRETE(config, m_discrete, blockade_discrete);
m_discrete->add_route(ALL_OUTPUTS, "mono", 1.0);
}
//**************************************************************************
// ROM DEFINITIONS
//**************************************************************************
ROM_START( blockade )
ROM_REGION(0x800, "maincpu", 0)
ROM_LOAD_NIB_HIGH("316-0004.u2", 0x000, 0x400, CRC(a93833e9) SHA1(e29e7b29900f8305effa700a53806a12bf9d37bd))
ROM_LOAD_NIB_LOW( "316-0003.u3", 0x000, 0x400, CRC(85960d3b) SHA1(aabfe8f9c26126299d6c07a31ef1aac5300deff5))
ROM_REGION(0x100, "gfx1", 0)
ROM_LOAD_NIB_HIGH("316-0002.u29", 0x000, 0x100, CRC(409f610f) SHA1(0c2253f4b72d8aa395f87cc0abe07f0b46fa538b))
ROM_LOAD_NIB_LOW( "316-0001.u43", 0x000, 0x100, CRC(41a00b28) SHA1(2d0a90aac9d10a1ded240e5202fdf9cd7f70c4a7))
ROM_END
ROM_START( comotion )
ROM_REGION(0x800, "maincpu", 0)
ROM_LOAD_NIB_HIGH("316-0007.u2", 0x000, 0x400, CRC(5b9bd054) SHA1(324b844788945e7bc82d096d6d375e79e3e1a634))
ROM_LOAD_NIB_LOW( "316-0008.u3", 0x000, 0x400, CRC(1a856042) SHA1(91bdc260e8c88ce2b6ac05bfba043ed611bc30de))
ROM_LOAD_NIB_HIGH("316-0009.u4", 0x400, 0x400, CRC(2590f87c) SHA1(95a7af04b610d79fb3f6d74dda322e66164b9484))
ROM_LOAD_NIB_LOW( "316-0010.u5", 0x400, 0x400, CRC(fb49a69b) SHA1(4009c3256a86508d981c1f77b65e6bff1face1e7))
ROM_REGION(0x100, "gfx1", 0)
ROM_LOAD_NIB_HIGH("316-0006.u43", 0x000, 0x100, CRC(8f071297) SHA1(811471c87b77b4b9ab056cf0c0743fc2616b754c)) // these are reversed
ROM_LOAD_NIB_LOW( "316-0005.u29", 0x000, 0x100, CRC(53fb8821) SHA1(0a499aa4cf15f7ebea155aacd914de8851544215))
ROM_END
// typed in from patent US4089524, lacks bugfix(?) at 0x68
ROM_START( comotionp )
ROM_REGION(0x800, "maincpu", 0)
// ROM_LOAD("comotionp.bin", 0x000, 0x800, CRC(3992bf85) SHA1(42191d4afc460a0da1429a63a50adb0a5acac276))
ROM_LOAD_NIB_HIGH("comotionp-1h.u2", 0x000, 0x400, CRC(3e88b7dd) SHA1(1059a6dc9f77f3ea8af0ba2737a1379b4fcfd860))
ROM_LOAD_NIB_LOW( "comotionp-1l.u3", 0x000, 0x400, CRC(1f5bbfd9) SHA1(7c2276552503a92bac6b495becae122d637da2ec))
ROM_LOAD_NIB_HIGH("comotionp-2h.u4", 0x400, 0x400, CRC(eec29372) SHA1(3890ff7d0d847b9cc9e09a62152dc2b6bc143d50))
ROM_LOAD_NIB_LOW( "comotionp-2l.u5", 0x400, 0x400, CRC(c68b63de) SHA1(53962eba1bee39470ec8505ddbfcd274b05cee08))
ROM_REGION(0x100, "gfx1", 0)
ROM_LOAD_NIB_HIGH("316-0006.u43", 0x000, 0x100, CRC(8f071297) SHA1(811471c87b77b4b9ab056cf0c0743fc2616b754c)) // these are reversed
ROM_LOAD_NIB_LOW( "316-0005.u29", 0x000, 0x100, CRC(53fb8821) SHA1(0a499aa4cf15f7ebea155aacd914de8851544215))
ROM_END
ROM_START( blasto )
ROM_REGION(0x800, "maincpu", 0)
ROM_LOAD_NIB_HIGH("316-0089.u2", 0x000, 0x400, CRC(ec99d043) SHA1(10650e54bf55f3ace5c199215c2fce211916d3b7))
ROM_LOAD_NIB_LOW( "316-0090.u3", 0x000, 0x400, CRC(be333415) SHA1(386cab720f0c2da16b9ec84f67ccebf23406c58d))
ROM_LOAD_NIB_HIGH("316-0091.u4", 0x400, 0x400, CRC(1c889993) SHA1(e23c72d075cf3d209081bca5a953c33c8ae042ea))
ROM_LOAD_NIB_LOW( "316-0092.u5", 0x400, 0x400, CRC(efb640cb) SHA1(2dff5b249f876d7d13cc6dfad652ce7e5af10370))
ROM_REGION(0x200, "gfx1", 0)
ROM_LOAD_NIB_HIGH("316-0093.u29", 0x000, 0x200, CRC(4dd69499) SHA1(34f097477a297bf5f986804e5967c92f9292be29))
ROM_LOAD_NIB_LOW( "316-0094.u43", 0x000, 0x200, CRC(104051a4) SHA1(cae6b9d48e3eda5ba12ff5d9835ce2733e90f774))
ROM_END
ROM_START( hustle )
ROM_REGION(0x800, "maincpu", 0)
ROM_LOAD_NIB_HIGH("316-0016.u2", 0x000, 0x400, CRC(d983de7c) SHA1(af6e0ea78449bfba4fe8affd724d7b0eb3d38706))
ROM_LOAD_NIB_LOW( "316-0017.u3", 0x000, 0x400, CRC(edec9cb9) SHA1(548cc7b0a15a1c977b7ef4a99ff88101893f661a))
ROM_LOAD_NIB_HIGH("316-0018.u4", 0x400, 0x400, CRC(f599b9c0) SHA1(c55ed33ac51b9cfbb2fe4321bbb1e0a16694f065))
ROM_LOAD_NIB_LOW( "316-0019.u5", 0x400, 0x400, CRC(7794bc7e) SHA1(b3d577291dea0e096b2ee56b0ef612f41b2e859c))
ROM_REGION(0x200, "gfx1", 0)
ROM_LOAD_NIB_HIGH("316-0020.u29", 0x000, 0x200, CRC(541d2c67) SHA1(abdb918f302352693870b0a50eabaf95acf1cf63))
ROM_LOAD_NIB_LOW( "316-0021.u43", 0x000, 0x200, CRC(b5083128) SHA1(d7e8242e9d12d09f3d69c08e373ede2bdd4deba9))
ROM_END
ROM_START( mineswpr )
ROM_REGION(0x800, "maincpu", 0)
ROM_LOAD_NIB_HIGH("mineswee.h0p", 0x000, 0x400, CRC(5850a4ba) SHA1(9f097d31428f4494573187049c53fbed2075ff32))
ROM_LOAD_NIB_LOW( "mineswee.l0p", 0x000, 0x400, CRC(05961379) SHA1(3d59341be8a663e8c54c1556442c992a6eb886ab))
ROM_REGION(0x200, "gfx1", 0)
ROM_LOAD_NIB_HIGH("mineswee.ums", 0x000, 0x200, CRC(0e1c5c37) SHA1(d4d56bd63307e387771c48304724dfc1ea1306d9))
ROM_LOAD_NIB_LOW( "mineswee.uls", 0x000, 0x200, CRC(3a4f66e1) SHA1(bd7f6c51d568a79fb06414b2a6ef245d0d983c3e))
ROM_END
ROM_START( mineswpr4 )
ROM_REGION(0x800, "maincpu", 0)
ROM_LOAD_NIB_HIGH("mineswee.h0p", 0x000, 0x400, CRC(5850a4ba) SHA1(9f097d31428f4494573187049c53fbed2075ff32))
ROM_LOAD_NIB_LOW( "mineswee.l0p", 0x000, 0x400, CRC(05961379) SHA1(3d59341be8a663e8c54c1556442c992a6eb886ab))
ROM_REGION(0x200, "gfx1", 0)
ROM_LOAD_NIB_HIGH("mineswee.cms", 0x000, 0x200, CRC(aad3ce0c) SHA1(92257706ae0c9c1a258eed3311116063e647e1ae))
ROM_LOAD_NIB_LOW( "mineswee.cls", 0x000, 0x200, CRC(70959755) SHA1(f62d448742da3fae8bbd96eb3a2714db500cecce))
ROM_END
} // anonymous namespace
//**************************************************************************
// SYSTEM DRIVERS
//**************************************************************************
// YEAR NAME PARENT MACHINE INPUT CLASS INIT ROTATION COMPANY FULLNAME FLAGS LAYOUT
GAMEL(1976, blockade, 0, blockade, blockade, blockade_state, empty_init, ROT0, "Gremlin", "Blockade", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE, layout_blockade )
GAMEL(1976, comotion, 0, blockade, comotion, blockade_state, empty_init, ROT0, "Gremlin", "CoMotion", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE, layout_blockade )
GAMEL(1976, comotionp, comotion, blockade, comotion, blockade_state, empty_init, ROT0, "Gremlin", "CoMotion (patent)", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE, layout_blockade )
GAME( 1978, blasto, 0, blockade, blasto, blockade_state, empty_init, ROT0, "Gremlin", "Blasto", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE ) // b/w, no overlay
GAMEL(1977, hustle, 0, blockade, hustle, blockade_state, empty_init, ROT0, "Gremlin", "Hustle", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE, layout_blockade )
GAME( 1977, mineswpr, 0, blockade, mineswpr, blockade_state, empty_init, ROT0, "Amutech", "Minesweeper", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )
GAME( 1977, mineswpr4, mineswpr, blockade, mineswpr4, blockade_state, empty_init, ROT0, "Amutech", "Minesweeper (4-Player)", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )