diff options
| author | 2014-10-23 15:52:09 -0500 | |
|---|---|---|
| committer | 2014-10-23 15:52:09 -0500 | |
| commit | eb3ca10a734edca0859d7fdb16a470bb52be1992 (patch) | |
| tree | a100d833d162295f1c9c438e57674233f508366a | |
| parent | a712b740c0a951b40aeb2e68e9f68b7d4408a76d (diff) | |
sonson.c: Correct Audio CPU clock for Son Son as measured on PCB. [Corrado Tomaselli]
| -rw-r--r-- | src/mame/drivers/sonson.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mame/drivers/sonson.c b/src/mame/drivers/sonson.c index 84afc316568..9e341d5f0eb 100644 --- a/src/mame/drivers/sonson.c +++ b/src/mame/drivers/sonson.c @@ -238,18 +238,18 @@ void sonson_state::machine_reset() static MACHINE_CONFIG_START( sonson, sonson_state ) /* basic machine hardware */ - MCFG_CPU_ADD("maincpu", M6809,12000000/6) /* 2 MHz ??? */ + MCFG_CPU_ADD("maincpu", M6809, XTAL_12MHz/8) /* 1.5 MHz */ MCFG_CPU_PROGRAM_MAP(main_map) MCFG_CPU_VBLANK_INT_DRIVER("screen", sonson_state, irq0_line_hold) - MCFG_CPU_ADD("audiocpu", M6809,12000000/6) /* 2 MHz ??? */ + MCFG_CPU_ADD("audiocpu", M6809, XTAL_12MHz/8) /* 1.5 MHz */ MCFG_CPU_PROGRAM_MAP(sound_map) MCFG_CPU_PERIODIC_INT_DRIVER(sonson_state, irq0_line_hold, 4*60) /* FIRQs are triggered by the main CPU */ /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) - MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_REFRESH_RATE(57.37) MCFG_SCREEN_SIZE(32*8, 32*8) MCFG_SCREEN_VISIBLE_AREA(1*8, 31*8-1, 1*8, 31*8-1) MCFG_SCREEN_UPDATE_DRIVER(sonson_state, screen_update_sonson) @@ -264,10 +264,10 @@ static MACHINE_CONFIG_START( sonson, sonson_state ) /* sound hardware */ MCFG_SPEAKER_STANDARD_MONO("mono") - MCFG_SOUND_ADD("ay1", AY8910, 12000000/8) + MCFG_SOUND_ADD("ay1", AY8910, XTAL_12MHz/8) /* 1.5 MHz */ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30) - MCFG_SOUND_ADD("ay2", AY8910, 12000000/8) + MCFG_SOUND_ADD("ay2", AY8910, XTAL_12MHz/8) /* 1.5 MHz */ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30) MACHINE_CONFIG_END |
