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Merge pull request #1264 from superctr/namconb_timing

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namconb1: fix sound timing for some games.
This commit is contained in:
R. Belmont 2016-08-18 14:03:27 -04:00 committed by GitHub
commit 9f3b14ef53
2 changed files with 28 additions and 4 deletions
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25
src/mame/drivers/namconb1.cpp
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@ -9,7 +9,6 @@ Notes:
ToDo: ToDo:
- improve interrupts - improve interrupts
- gunbulet force feedback - gunbulet force feedback
- music tempo is too fast in Nebulas Ray, JLS V-Shoot and the Great Sluggers games
Main CPU : Motorola 68020 32-bit processor @ 25MHz Main CPU : Motorola 68020 32-bit processor @ 25MHz
Secondary CPUs : C329 + 137 (both custom) Secondary CPUs : C329 + 137 (both custom)
@ -315,7 +314,7 @@ TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::scantimer)
if (m_pos_irq_level != 0) if (m_pos_irq_level != 0)
m_maincpu->set_input_line(m_pos_irq_level, ASSERT_LINE); m_maincpu->set_input_line(m_pos_irq_level, ASSERT_LINE);
} }
/*
// TODO: Real sources of these // TODO: Real sources of these
if (scanline == 224) if (scanline == 224)
m_mcu->set_input_line(M37710_LINE_IRQ0, HOLD_LINE); m_mcu->set_input_line(M37710_LINE_IRQ0, HOLD_LINE);
@ -323,9 +322,23 @@ TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::scantimer)
m_mcu->set_input_line(M37710_LINE_IRQ2, HOLD_LINE); m_mcu->set_input_line(M37710_LINE_IRQ2, HOLD_LINE);
else if (scanline == 128) else if (scanline == 128)
m_mcu->set_input_line(M37710_LINE_ADC, HOLD_LINE); m_mcu->set_input_line(M37710_LINE_ADC, HOLD_LINE);
*/
} }
TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::mcu_irq0_cb)
{
m_mcu->set_input_line(M37710_LINE_IRQ0, HOLD_LINE);
}
TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::mcu_irq2_cb)
{
m_mcu->set_input_line(M37710_LINE_IRQ2, HOLD_LINE);
}
TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::mcu_adc_cb)
{
m_mcu->set_input_line(M37710_LINE_ADC, HOLD_LINE);
}
/****************************************************************************/ /****************************************************************************/
@ -1128,6 +1141,11 @@ static MACHINE_CONFIG_START( namconb1, namconb1_state )
MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", namconb1_state, scantimer, "screen", 0, 1) MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", namconb1_state, scantimer, "screen", 0, 1)
// has to be 60 hz or music will go crazy in nebulray, vshoot, gslugrs*
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_irq0", namconb1_state, mcu_irq0_cb, attotime::from_hz(60))
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_irq2", namconb1_state, mcu_irq2_cb, attotime::from_hz(60))
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_adc", namconb1_state, mcu_adc_cb, attotime::from_hz(60))
MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(59.7) MCFG_SCREEN_REFRESH_RATE(59.7)
MCFG_SCREEN_SIZE(NAMCONB1_HTOTAL, NAMCONB1_VTOTAL) MCFG_SCREEN_SIZE(NAMCONB1_HTOTAL, NAMCONB1_VTOTAL)
@ -1164,6 +1182,9 @@ static MACHINE_CONFIG_START( namconb2, namconb1_state )
MCFG_MACHINE_RESET_OVERRIDE(namconb1_state, namconb) MCFG_MACHINE_RESET_OVERRIDE(namconb1_state, namconb)
MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", namconb1_state, scantimer, "screen", 0, 1) MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", namconb1_state, scantimer, "screen", 0, 1)
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_irq0", namconb1_state, mcu_irq0_cb, attotime::from_hz(60))
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_irq2", namconb1_state, mcu_irq2_cb, attotime::from_hz(60))
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_adc", namconb1_state, mcu_adc_cb, attotime::from_hz(60))
MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(59.7) MCFG_SCREEN_REFRESH_RATE(59.7)

3
src/mame/includes/namconb1.h
View File

@ -113,6 +113,9 @@ public:
UINT32 screen_update_namconb2(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); UINT32 screen_update_namconb2(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_DEVICE_CALLBACK_MEMBER(scantimer); TIMER_DEVICE_CALLBACK_MEMBER(scantimer);
TIMER_DEVICE_CALLBACK_MEMBER(mcu_irq0_cb);
TIMER_DEVICE_CALLBACK_MEMBER(mcu_irq2_cb);
TIMER_DEVICE_CALLBACK_MEMBER(mcu_adc_cb);
int NB1objcode2tile(int code); int NB1objcode2tile(int code);
int NB2objcode2tile(int code); int NB2objcode2tile(int code);