From: Corrado Tomaselli

Subject: rygar clocks

Corrected clocks on Rygar.
Concerning the 400khz resonator, it's genuine, not resoldered even if 
schematics shows a 384khz resonator.
Another Rygar from a friend of mine has a 400khz resonator so it's 
possible Tecmo had a stock of those resonators to use in change of the 
384khz ones.
This commit is contained in:
Aaron Giles 2008-04-02 08:30:14 +00:00
parent 4328302538
commit 9518901281

View File

@ -566,11 +566,11 @@ static const struct MSM5205interface msm5205_interface =
static MACHINE_DRIVER_START( rygar )
/* basic machine hardware */
MDRV_CPU_ADD_TAG("main", Z80, 4000000)
MDRV_CPU_ADD_TAG("main", Z80, XTAL_24MHz/4) /* verified on pcb */
MDRV_CPU_PROGRAM_MAP(readmem,rygar_writemem)
MDRV_CPU_VBLANK_INT("main", irq0_line_hold)
MDRV_CPU_ADD_TAG("sound", Z80, 4000000)
MDRV_CPU_ADD_TAG("sound", Z80, XTAL_4MHz) /* verified on pcb */
/* audio CPU */
MDRV_CPU_PROGRAM_MAP(rygar_sound_readmem,rygar_sound_writemem)
@ -591,11 +591,11 @@ static MACHINE_DRIVER_START( rygar )
/* sound hardware */
MDRV_SPEAKER_STANDARD_MONO("mono")
MDRV_SOUND_ADD(YM3812, 4000000)
MDRV_SOUND_ADD(YM3812, XTAL_4MHz) /* verified on pcb */
MDRV_SOUND_CONFIG(ym3812_interface)
MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
MDRV_SOUND_ADD(MSM5205, 384000)
MDRV_SOUND_ADD(MSM5205, XTAL_400kHz) /* verified on pcb, even if schematics shows a 384khz resonator */
MDRV_SOUND_CONFIG(msm5205_interface)
MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
MACHINE_DRIVER_END