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guru measured qsound music timing

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This commit is contained in:
Michaël Banaan Ananas 2014-03-22 01:18:12 +00:00
parent 365fc03dcf
commit c441cc3ef7
3 changed files with 12 additions and 12 deletions
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6
src/mame/drivers/cps1.c
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@ -3195,7 +3195,7 @@ static MACHINE_CONFIG_START( cps1_10MHz, cps_state )
MCFG_GFXDECODE_ADD("gfxdecode", "palette", cps1)
MCFG_PALETTE_ADD("palette", 0xc00)
MCFG_VIDEO_START_OVERRIDE(cps_state,cps1)
MCFG_VIDEO_START_OVERRIDE(cps_state, cps1)
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
@ -3241,9 +3241,9 @@ static MACHINE_CONFIG_DERIVED( qsound, cps1_12MHz )
MCFG_CPU_REPLACE("audiocpu", Z80, XTAL_8MHz) /* verified on pcb */
MCFG_CPU_PROGRAM_MAP(qsound_sub_map)
MCFG_CPU_PERIODIC_INT_DRIVER(cps_state, irq0_line_hold, 250) /* ?? */
MCFG_CPU_PERIODIC_INT_DRIVER(cps_state, irq0_line_hold, 250) // measured (cps2.c)
MCFG_MACHINE_START_OVERRIDE(cps_state,qsound)
MCFG_MACHINE_START_OVERRIDE(cps_state, qsound)
MCFG_EEPROM_SERIAL_93C46_8BIT_ADD("eeprom")

12
src/mame/drivers/cps2.c
View File

@ -128,7 +128,7 @@ Notes:
Custom IC's -
DL-030P - KABUKI Custom encrypted Z80, running at 8.000MHz, manufactured by VLSI
Technology (DIP40)
Technology (DIP40), INT frequency ~249.932Hz-250.070Hz
On most PCB's this is a regular Zilog Z80 (Z0840008PSC)
DL-1425 - CAPCOM-Q1 QSound Processor, DSP-16A (C) 92 AT&T, clock input of
60.000MHz (PLCC84)
@ -1243,18 +1243,18 @@ static MACHINE_CONFIG_START( cps2, cps_state )
MCFG_CPU_PROGRAM_MAP(cps2_map)
MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", cps_state, cps2_interrupt, "screen", 0, 1)
MCFG_CPU_ADD("audiocpu", Z80, 8000000)
MCFG_CPU_ADD("audiocpu", Z80, XTAL_8MHz)
MCFG_CPU_PROGRAM_MAP(qsound_sub_map)
MCFG_CPU_PERIODIC_INT_DRIVER(cps_state, irq0_line_hold, 251) /* 251 is good (see 'mercy mercy mercy'section of sgemf attract mode for accurate sound sync */
MCFG_CPU_PERIODIC_INT_DRIVER(cps_state, irq0_line_hold, 250) // measured
MCFG_MACHINE_START_OVERRIDE(cps_state,cps2)
MCFG_MACHINE_START_OVERRIDE(cps_state, cps2)
MCFG_EEPROM_SERIAL_93C46_ADD("eeprom")
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_VIDEO_ATTRIBUTES(VIDEO_UPDATE_BEFORE_VBLANK)
MCFG_SCREEN_RAW_PARAMS(XTAL_8MHz, 518, 64, 448, 259, 16, 240)
MCFG_SCREEN_RAW_PARAMS(XTAL_16MHz/2, 518, 64, 448, 259, 16, 240)
MCFG_SCREEN_UPDATE_DRIVER(cps_state, screen_update_cps1)
MCFG_SCREEN_VBLANK_DRIVER(cps_state, screen_eof_cps1)
MCFG_SCREEN_PALETTE("palette")
@ -1272,7 +1272,7 @@ static MACHINE_CONFIG_START( cps2, cps_state )
MCFG_GFXDECODE_ADD("gfxdecode", "palette", cps2)
MCFG_PALETTE_ADD("palette", 0xc00)
MCFG_VIDEO_START_OVERRIDE(cps_state,cps2)
MCFG_VIDEO_START_OVERRIDE(cps_state, cps2)
/* sound hardware */
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")

6
src/mame/drivers/zn.c
View File

@ -699,7 +699,7 @@ static MACHINE_CONFIG_DERIVED( coh1000c, zn1_1mb_vram )
MCFG_CPU_ADD("audiocpu", Z80, XTAL_8MHz/2) /* 4MHz */
MCFG_CPU_PROGRAM_MAP(qsound_map)
MCFG_CPU_IO_MAP(qsound_portmap)
MCFG_CPU_PERIODIC_INT_DRIVER(zn_state, qsound_interrupt, 60*4) /* 4 interrupts per frame ?? */
MCFG_CPU_PERIODIC_INT_DRIVER(zn_state, qsound_interrupt, 250) // measured (cps2.c)
MCFG_MACHINE_RESET_OVERRIDE(zn_state, coh1000c )
@ -715,7 +715,7 @@ static MACHINE_CONFIG_DERIVED( coh1002c, zn1_2mb_vram )
MCFG_CPU_ADD("audiocpu", Z80, XTAL_8MHz/2) /* 4MHz */
MCFG_CPU_PROGRAM_MAP(qsound_map)
MCFG_CPU_IO_MAP(qsound_portmap)
MCFG_CPU_PERIODIC_INT_DRIVER(zn_state, qsound_interrupt, 60*4) /* 4 interrupts per frame ?? */
MCFG_CPU_PERIODIC_INT_DRIVER(zn_state, qsound_interrupt, 250) // measured (cps2.c)
MCFG_MACHINE_RESET_OVERRIDE(zn_state, coh1000c)
@ -872,7 +872,7 @@ static MACHINE_CONFIG_DERIVED(coh3002c, zn2)
MCFG_CPU_ADD("audiocpu", Z80, XTAL_8MHz/2) /* 4MHz */
MCFG_CPU_PROGRAM_MAP(qsound_map)
MCFG_CPU_IO_MAP(qsound_portmap)
MCFG_CPU_PERIODIC_INT_DRIVER(zn_state, qsound_interrupt, 60*4) /* 4 interrupts per frame ?? */
MCFG_CPU_PERIODIC_INT_DRIVER(zn_state, qsound_interrupt, 250) // measured (cps2.c)
MCFG_MACHINE_RESET_OVERRIDE(zn_state, coh1000c)