void ldv1000_state::execute_command(int command)
{
static const UINT8 digits[10] = { 0x3f, 0x0f, 0x8f, 0x4f, 0x2f, 0xaf, 0x6f, 0x1f, 0x9f, 0x5f };
switch (command)
{
case CMD_SCAN_REVERSE:
laserdisc_data_w(m_laserdisc, 0xf8);
m_playing = true;
break;
case CMD_STEP_REVERSE:
laserdisc_data_w(m_laserdisc, 0xfe);
m_playing = false;
break;
case CMD_SCAN_FORWARD:
laserdisc_data_w(m_laserdisc, 0xf0);
m_playing = true;
break;
case CMD_STEP_FORWARD:
laserdisc_data_w(m_laserdisc, 0xf6);
m_playing = false;
break;
case CMD_PLAY:
laserdisc_data_w(m_laserdisc, 0xfd);
m_playing = true;
break;
case CMD_PAUSE:
laserdisc_data_w(m_laserdisc, 0xa0);
m_playing = false;
break;
case CMD_FRAME_TOGGLE:
laserdisc_data_w(m_laserdisc, 0xf1);
break;
case CMD_0:
case CMD_1:
case CMD_2:
case CMD_3:
case CMD_4:
case CMD_5:
case CMD_6:
case CMD_7:
case CMD_8:
case CMD_9:
laserdisc_data_w(m_laserdisc, digits[command - CMD_0]);
break;
case CMD_SEARCH:
laserdisc_data_w(m_laserdisc, 0xf7);
m_playing = false;
break;
}
}
static void ldv1000_execute(const device_config *laserdisc, int command)
{
static const UINT8 digits[10] = { 0x3f, 0x0f, 0x8f, 0x4f, 0x2f, 0xaf, 0x6f, 0x1f, 0x9f, 0x5f };
switch (command)
{
case CMD_SCAN_REVERSE:
laserdisc_data_w(laserdisc, 0xf8);
playing = TRUE;
break;
case CMD_STEP_REVERSE:
laserdisc_data_w(laserdisc, 0xfe);
playing = FALSE;
break;
case CMD_SCAN_FORWARD:
laserdisc_data_w(laserdisc, 0xf0);
playing = TRUE;
break;
case CMD_STEP_FORWARD:
laserdisc_data_w(laserdisc, 0xf6);
playing = FALSE;
break;
case CMD_PLAY:
laserdisc_data_w(laserdisc, 0xfd);
playing = TRUE;
break;
case CMD_PAUSE:
laserdisc_data_w(laserdisc, 0xa0);
playing = FALSE;
break;
case CMD_FRAME_TOGGLE:
laserdisc_data_w(laserdisc, 0xf1);
break;
case CMD_0:
case CMD_1:
case CMD_2:
case CMD_3:
case CMD_4:
case CMD_5:
case CMD_6:
case CMD_7:
case CMD_8:
case CMD_9:
laserdisc_data_w(laserdisc, digits[command - CMD_0]);
break;
case CMD_SEARCH:
laserdisc_data_w(laserdisc, 0xf7);
playing = FALSE;
break;
}
}
static WRITE8_HANDLER( dleuro_misc_w )
{
dlair_state *state = space->machine->driver_data<dlair_state>();
/*
D0 = CHAR GEN ON+
D1 = KILL VIDEO+
D2 = SEL CHAR GEN VIDEO+
D3 = counter 2
D4 = coin counter
D5 = OUT DISC DATA
D6 = ENTER
D7 = INT/EXT
*/
UINT8 diff = data ^ state->last_misc;
state->last_misc = data;
coin_counter_w(space->machine, 1, (~data >> 3) & 1);
coin_counter_w(space->machine, 0, (~data >> 4) & 1);
/* on bit 5 going low, push the data out to the laserdisc player */
if ((diff & 0x20) && !(data & 0x20))
laserdisc_data_w(state->laserdisc, state->laserdisc_data);
/* on bit 6 going low, we need to signal enter */
laserdisc_line_w(state->laserdisc, LASERDISC_LINE_ENTER, (data & 0x40) ? CLEAR_LINE : ASSERT_LINE);
}
/* WRITES */
static WRITE8_HANDLER( astron_DISC_write )
{
logerror("DISC write : 0x%04x @ 0x%04x [0x%x]\n", data, offset, cpu_get_pc(space->cpu));
ldv1000_output_latch = data;
if (nmi_enable)
laserdisc_data_w(laserdisc, ldv1000_output_latch);
}
/* WRITES */
static WRITE8_HANDLER( astron_DISC_write )
{
segald_state *state = space->machine().driver_data<segald_state>();
logerror("DISC write : 0x%04x @ 0x%04x [0x%x]\n", data, offset, cpu_get_pc(&space->device()));
state->m_ldv1000_output_latch = data;
if (state->m_nmi_enable)
laserdisc_data_w(state->m_laserdisc, state->m_ldv1000_output_latch);
}
static void serial_w(UINT16 data)
{
/* write to the laserdisc player */
laserdisc_data_w(discinfo, data & 0xff);
/* if we have data available, set a timer to read it */
if (!serial_timer_active && laserdisc_line_r(discinfo, LASERDISC_LINE_DATA_AVAIL) == ASSERT_LINE)
{
timer_adjust(serial_timer, amiga_get_serial_char_period(), 0, 0);
serial_timer_active = TRUE;
}
}
static WRITE8_DEVICE_HANDLER( serial_transmit )
{
dlair_state *state = device->machine->driver_data<dlair_state>();
laserdisc_data_w(state->laserdisc, data);
}
static WRITE8_HANDLER(ldp_write)
{
laserdisc_data_w(discinfo,data);
}
static WRITE8_HANDLER(ldp_write)
{
lgp_state *state = space->machine().driver_data<lgp_state>();
laserdisc_data_w(state->m_laserdisc,data);
}
