static WRITE8_HANDLER( pandoras_int_control_w ){
/* byte 0: irq enable (CPU A)
byte 2: coin counter 1
byte 3: coin counter 2
byte 5: flip screen
byte 6: irq enable (CPU B)
byte 7: NMI to CPU B
other bytes unknown */
switch (offset){
case 0x00: if (!data) cpunum_set_input_line(0, M6809_IRQ_LINE, CLEAR_LINE);
irq_enable_a = data;
break;
case 0x02: coin_counter_w(0,data & 0x01);
break;
case 0x03: coin_counter_w(1,data & 0x01);
break;
case 0x05: pandoras_flipscreen_w(0, data);
break;
case 0x06: if (!data) cpunum_set_input_line(1, M6809_IRQ_LINE, CLEAR_LINE);
irq_enable_b = data;
break;
case 0x07: cpunum_set_input_line(1,INPUT_LINE_NMI,PULSE_LINE);
break;
default:
logerror("%04x: (irq_ctrl) write %02x to %02x\n",activecpu_get_pc(), data, offset);
}
}
static WRITE8_HANDLER( pandoras_int_control_w )
{
/* byte 0: irq enable (CPU A)
byte 2: coin counter 1
byte 3: coin counter 2
byte 5: flip screen
byte 6: irq enable (CPU B)
byte 7: NMI to CPU B
other bytes unknown */
pandoras_state *state = space->machine().driver_data<pandoras_state>();
switch (offset)
{
case 0x00: if (!data)
device_set_input_line(state->m_maincpu, M6809_IRQ_LINE, CLEAR_LINE);
state->m_irq_enable_a = data;
break;
case 0x02: coin_counter_w(space->machine(), 0,data & 0x01);
break;
case 0x03: coin_counter_w(space->machine(), 1,data & 0x01);
break;
case 0x05: pandoras_flipscreen_w(space, 0, data);
break;
case 0x06: if (!data)
device_set_input_line(state->m_subcpu, M6809_IRQ_LINE, CLEAR_LINE);
state->m_irq_enable_b = data;
break;
case 0x07: device_set_input_line(state->m_subcpu, INPUT_LINE_NMI, PULSE_LINE);
break;
default: logerror("%04x: (irq_ctrl) write %02x to %02x\n",cpu_get_pc(&space->device()), data, offset);
break;
}
}
