static WRITE8_HANDLER( port_sound_w )
{
running_device *discrete = space->machine->device("discrete");
running_device *sn = space->machine->device("snsnd");
/* D0 - interrupt enable - also goes to PC3259 as /HTCTRL */
cpu_interrupt_enable(space->machine->device("maincpu"), (data & 0x01) ? TRUE : FALSE);
crbaloon_set_clear_collision_address((data & 0x01) ? TRUE : FALSE);
/* D1 - SOUND STOP */
sound_global_enable(space->machine, (data & 0x02) ? TRUE : FALSE);
/* D2 - unlabeled - music enable */
crbaloon_audio_set_music_enable(discrete, 0, (data & 0x04) ? TRUE : FALSE);
/* D3 - EXPLOSION */
crbaloon_audio_set_explosion_enable(sn, (data & 0x08) ? TRUE : FALSE);
/* D4 - BREATH */
crbaloon_audio_set_breath_enable(sn, (data & 0x10) ? TRUE : FALSE);
/* D5 - APPEAR */
crbaloon_audio_set_appear_enable(sn, (data & 0x20) ? TRUE : FALSE);
/* D6 - unlabeled - laugh enable */
crbaloon_audio_set_laugh_enable(discrete, 0, (data & 0x40) ? TRUE : FALSE);
/* D7 - unlabeled - goes to PC3259 pin 16 */
pc3259_update();
}
/* nothing yet */
MACHINE_DRIVER_END
/*************************************
*
* Tomahawk
*
*************************************/
WRITE8_HANDLER( tomahawk_audio_w )
{
astrof_state *state = (astrof_state *)space->machine->driver_data;
/* D0 - sonar */
/* D1 - UFO explosion */
/* D2 - morse */
/* D3 - missile */
/* D4 - UFO */
/* D5 - UFO under water */
sn76477_enable_w(state->sn, (~data >> 5) & 0x01);
/* D6 - explosion */
/* D7 - sound enable bit */
sound_global_enable(space->machine, data & 0x80);
}
static MACHINE_RESET( taito_dualscreen )
{
warriorb_state *state = machine->driver_data<warriorb_state>();
state->banknum = 0;
/**** mixer control enable ****/
sound_global_enable(machine, 1); /* mixer enabled */
}
static MACHINE_RESET( ninjaw )
{
ninjaw_state *state = (ninjaw_state *)machine->driver_data;
state->cpua_ctrl = 0xff;
state->banknum = 0;
memset(state->pandata, 0, sizeof(state->pandata));
/**** mixer control enable ****/
sound_global_enable(machine, 1); /* mixer enabled */
}
DISCRETE_SOUND_END
WRITE8_HANDLER( indianbt_sh_port_1_w )
{
/* bit 4 occurs every 5.25 seconds during gameplay */
mw8080bw_state *state = space->machine->driver_data<mw8080bw_state>();
UINT8 rising_bits = data & ~state->port_1_last_extra;
if (rising_bits & 0x01) sample_start(state->samples, 1, 7, 0); /* Death */
if (rising_bits & 0x02) sample_start(state->samples, 0, 1, 0); /* Shot Sound */
if (rising_bits & 0x04) sample_start(state->samples, 2, 3, 0); /* Move */
if (rising_bits & 0x08) sample_start(state->samples, 3, 2, 0); /* Hit */
sound_global_enable(space->machine, data & 0x20);
state->screen_red = data & 0x01;
state->port_1_last_extra = data;
}
DISCRETE_SOUND_END
WRITE8_HANDLER( indianbt_sh_port_1_w )
{
/* bit 4 occurs every 5.25 seconds during gameplay */
const device_config *samples = devtag_get_device(space->machine, "samples");
UINT8 rising_bits = data & ~port_1_last_extra;
if (rising_bits & 0x01) sample_start(samples, 1, 7, 0); /* Death */
if (rising_bits & 0x02) sample_start(samples, 0, 1, 0); /* Shot Sound */
if (rising_bits & 0x04) sample_start(samples, 2, 3, 0); /* Move */
if (rising_bits & 0x08) sample_start(samples, 3, 2, 0); /* Hit */
sound_global_enable(space->machine, data & 0x20);
c8080bw_screen_red_w(data & 0x01);
port_1_last_extra = data;
}
static MACHINE_RESET( taito_dualscreen )
{
/**** mixer control enable ****/
sound_global_enable( 1 ); /* mixer enabled */
}
DISCRETE_SOUND_END
/* This register controls the clown image currently displayed */
/* and also is used to enable the amplifier and trigger the */
/* discrete circuitry that produces sound effects and music */
WRITE8_HANDLER( circus_clown_z_w )
{
clown_z = (data & 0x0f);
*(memory_region(REGION_CPU1)+0x8000)=data; logerror("Z:%02x\n",data); //DEBUG
/* Bits 4-6 enable/disable trigger different events */
switch (circus_game)
{
case 1: /* circus */
case 4: /* ripcord */
switch ((data & 0x70) >> 4)
{
case 0 : /* All Off */
discrete_sound_w(CIRCUS_MUSIC_BIT, 0);
break;
case 1 : /* Music */
discrete_sound_w(CIRCUS_MUSIC_BIT, 1);
break;
case 2 : /* Circus = Pop; Rip Cord = Splash */
sample_start (0, 0, 0);
break;
case 3 : /* Normal Video */
break;
case 4 : /* Circus = Miss; Rip Cord = Scream */
sample_start (1, 1, 0);
break;
case 5 : /* Invert Video */
break;
case 6 : /* Circus = Bounce; Rip Cord = Chute Open */
sample_start (2, 2, 0);
break;
case 7 : /* Circus = not used; Rip Cord = Whistle */
if GAME_IS_RIPCORD
sample_start (3, 3, 0);
break;
}
break;
case 2: /* robotbwl */
discrete_sound_w(ROBOTBWL_MUSIC_BIT, data & 0x08); /* Footsteps */
if (data & 0x40) /* Hit */
sample_start (0, 0, 0);
if (data & 0x20) /* Roll */
sample_start (1, 1, 0);
if (data & 0x10) /* Ball Drop */
sample_start (2, 2, 0);
if (data & 0x02) /* Demerit */
sample_start (3, 3, 0);
if (data & 0x01) /* Reward */
sample_start (4, 4, 0);
// if (data & 0x04) /* Invert */
break;
case 3: /* crash */
/* Only the crash can be done with a sample */
switch ((data & 0x70) >> 4)
{
case 0 : /* All Off */
discrete_sound_w(CRASH_MUSIC_BIT, 0);
break;
case 1 : /* Music */
discrete_sound_w(CRASH_MUSIC_BIT, 1);
break;
case 2 : /* Crash */
sample_start (0, 0, 0);
break;
case 3 : /* Normal Video and Beep */
discrete_sound_w(CRASH_BEEPER_EN, 0);
break;
case 4 : /* Skid */
break;
case 5 : /* Invert Video and Beep */
discrete_sound_w(CRASH_BEEPER_EN, 0);
break;
case 6 : /* Hi Motor */
break;
case 7 : /* Low Motor */
break;
}
break;
}
/* Bit 7 enables amplifier (0 = on) */
sound_global_enable(~data & 0x80);
}
static MACHINE_RESET( ninjaw )
{
/**** mixer control enable ****/
sound_global_enable( machine, 1 ); /* mixer enabled */
}
static WRITE8_HANDLER( sound_enable_w )
{
sound_global_enable(data & 1);
}
static WRITE8_HANDLER( sound_mute_w )
{
sound_global_enable(space->machine, ~data & 1);
}
