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thedeep: Soundlatch modernization; acknowledge main NMI (nw)

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This commit is contained in:
AJR 2017-09-01 01:13:24 -04:00
parent ec527a8468
commit 041713e06c
2 changed files with 4 additions and 11 deletions
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14
src/mame/drivers/thedeep.cpp
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@ -47,12 +47,8 @@ Notes:
WRITE8_MEMBER(thedeep_state::nmi_w)
{
m_nmi_enable = data;
}
WRITE8_MEMBER(thedeep_state::sound_w)
{
m_soundlatch->write(space, 0, data);
m_audiocpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
if (!m_nmi_enable)
m_maincpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE);
}
void thedeep_state::machine_start()
@ -161,7 +157,7 @@ static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8, thedeep_state )
AM_RANGE(0xe009, 0xe009) AM_READ_PORT("e009") // P2
AM_RANGE(0xe00a, 0xe00a) AM_READ_PORT("e00a") // DSW1
AM_RANGE(0xe00b, 0xe00b) AM_READ_PORT("e00b") // DSW2
AM_RANGE(0xe00c, 0xe00c) AM_WRITE(sound_w) // To Sound CPU
AM_RANGE(0xe00c, 0xe00c) AM_DEVWRITE("soundlatch", generic_latch_8_device, write) // To Sound CPU
AM_RANGE(0xe100, 0xe100) AM_WRITE(e100_w) // ?
AM_RANGE(0xe210, 0xe213) AM_WRITEONLY AM_SHARE("scroll") // Scroll
AM_RANGE(0xe400, 0xe7ff) AM_RAM AM_SHARE("spriteram") // Sprites
@ -399,10 +395,7 @@ TIMER_DEVICE_CALLBACK_MEMBER(thedeep_state::interrupt)
else if(scanline == 0)
{
if (m_nmi_enable)
{
m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE);
m_maincpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE);
}
}
}
@ -451,6 +444,7 @@ static MACHINE_CONFIG_START( thedeep )
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_GENERIC_LATCH_8_ADD("soundlatch")
MCFG_GENERIC_LATCH_DATA_PENDING_CB(INPUTLINE("audiocpu", INPUT_LINE_NMI))
MCFG_SOUND_ADD("ymsnd", YM2203, XTAL_12MHz/4) /* verified on pcb */
MCFG_YM2203_IRQ_HANDLER(INPUTLINE("audiocpu", 0))

1
src/mame/includes/thedeep.h
View File

@ -48,7 +48,6 @@ public:
uint8_t m_mcu_p3_reg;
DECLARE_WRITE8_MEMBER(nmi_w);
DECLARE_WRITE8_MEMBER(sound_w);
DECLARE_WRITE8_MEMBER(protection_w);
DECLARE_READ8_MEMBER(e004_r);
DECLARE_READ8_MEMBER(protection_r);