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Verified on PCB all the clocks for Mikie, changed the M6809 clock to 1.536MHz and Vsync to 60.59Hz.

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Changed the sound chips to variant SN76489A which are the ones on the PCB. [Corrado Tomaselli]
This commit is contained in:
Phil Bennett 2009-10-21 23:18:49 +00:00
parent 26977aed33
commit dbc265e66c
1 changed files with 6 additions and 6 deletions
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12
src/mame/drivers/mikie.c
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@ -193,17 +193,17 @@ GFXDECODE_END
static MACHINE_DRIVER_START( mikie )
// basic machine hardware
MDRV_CPU_ADD("maincpu", M6809, 1250000) // ??? MC68A09E
MDRV_CPU_ADD("maincpu", M6809, OSC/12)
MDRV_CPU_PROGRAM_MAP(mikie_map)
MDRV_CPU_VBLANK_INT("screen", irq0_line_hold)
MDRV_CPU_ADD("audiocpu", Z80, CLK) // 3.58 MHz
MDRV_CPU_ADD("audiocpu", Z80, CLK)
MDRV_CPU_PROGRAM_MAP(sound_map)
// video hardware
MDRV_SCREEN_ADD("screen", RASTER)
MDRV_SCREEN_REFRESH_RATE(60)
MDRV_SCREEN_REFRESH_RATE(60.59)
MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
MDRV_SCREEN_SIZE(32*8, 32*8)
@ -217,13 +217,13 @@ static MACHINE_DRIVER_START( mikie )
MDRV_VIDEO_UPDATE(mikie)
// sound hardware
// manual says 2xSN76489AN but SN76489 sounds correct in the locker room level (sound test 24)
// on the pcb there are 2x76489AN but SN76489 sounds correct in the locker room level (sound test 24)
MDRV_SPEAKER_STANDARD_MONO("mono")
MDRV_SOUND_ADD("sn1", SN76489, XTAL/8)
MDRV_SOUND_ADD("sn1", SN76489A, XTAL/8)
MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.60)
MDRV_SOUND_ADD("sn2", SN76489, CLK)
MDRV_SOUND_ADD("sn2", SN76489A, CLK)
MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.60)
MACHINE_DRIVER_END