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Diffstat (limited to 'src/mame/drivers/brkthru.cpp')
-rw-r--r--src/mame/drivers/brkthru.cpp12
1 files changed, 4 insertions, 8 deletions
diff --git a/src/mame/drivers/brkthru.cpp b/src/mame/drivers/brkthru.cpp
index 9e1f673f8a8..9680a38e041 100644
--- a/src/mame/drivers/brkthru.cpp
+++ b/src/mame/drivers/brkthru.cpp
@@ -94,12 +94,6 @@ WRITE8_MEMBER(brkthru_state::darwin_0803_w)
/* bit 1 = ? maybe IRQ acknowledge */
}
-WRITE8_MEMBER(brkthru_state::brkthru_soundlatch_w)
-{
- m_soundlatch->write(space, offset, data);
- m_audiocpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
-}
-
INPUT_CHANGED_MEMBER(brkthru_state::coin_inserted)
{
/* coin insertion causes an IRQ */
@@ -125,7 +119,7 @@ static ADDRESS_MAP_START( brkthru_map, AS_PROGRAM, 8, brkthru_state )
AM_RANGE(0x1802, 0x1802) AM_READ_PORT("DSW1")
AM_RANGE(0x1803, 0x1803) AM_READ_PORT("DSW2/COIN")
AM_RANGE(0x1800, 0x1801) AM_WRITE(brkthru_1800_w) /* bg scroll and color, ROM bank selection, flip screen */
- AM_RANGE(0x1802, 0x1802) AM_WRITE(brkthru_soundlatch_w)
+ AM_RANGE(0x1802, 0x1802) AM_DEVWRITE("soundlatch", generic_latch_8_device, write)
AM_RANGE(0x1803, 0x1803) AM_WRITE(brkthru_1803_w) /* NMI enable, + ? */
AM_RANGE(0x2000, 0x3fff) AM_ROMBANK("bank1")
AM_RANGE(0x4000, 0xffff) AM_ROM
@@ -143,7 +137,7 @@ static ADDRESS_MAP_START( darwin_map, AS_PROGRAM, 8, brkthru_state )
AM_RANGE(0x0802, 0x0802) AM_READ_PORT("DSW1")
AM_RANGE(0x0803, 0x0803) AM_READ_PORT("DSW2/COIN")
AM_RANGE(0x0800, 0x0801) AM_WRITE(brkthru_1800_w) /* bg scroll and color, ROM bank selection, flip screen */
- AM_RANGE(0x0802, 0x0802) AM_WRITE(brkthru_soundlatch_w)
+ AM_RANGE(0x0802, 0x0802) AM_DEVWRITE("soundlatch", generic_latch_8_device, write)
AM_RANGE(0x0803, 0x0803) AM_WRITE(darwin_0803_w) /* NMI enable, + ? */
AM_RANGE(0x2000, 0x3fff) AM_ROMBANK("bank1")
AM_RANGE(0x4000, 0xffff) AM_ROM
@@ -403,6 +397,7 @@ static MACHINE_CONFIG_START( brkthru )
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("ym1", YM2203, MASTER_CLOCK/8)
MCFG_SOUND_ROUTE(0, "mono", 0.10)
@@ -454,6 +449,7 @@ static MACHINE_CONFIG_START( darwin )
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("ym1", YM2203, MASTER_CLOCK/8)
MCFG_SOUND_ROUTE(0, "mono", 0.10)