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(document c352 clock)

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This commit is contained in:
Michaël Banaan Ananas 2011-09-10 19:15:16 +00:00
parent 46dd556a21
commit 8e9167792d
1 changed files with 2 additions and 2 deletions
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4
src/mame/drivers/namcos22.c
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@ -274,7 +274,7 @@
* the function of this chip matches 139
* 137 : Namco custom clock divider IC (DIP28)
* C405 : Namco custom C405 (QFP176)
* C352 : Namco custom C352 PCM sound chip (QFP100)
* C352 : Namco custom C352 PCM sound chip (QFP100), clock is 24.576MHz (49.152/2), from pin 6 of C137
* SS22C1 : PALCE 22V10H (PLCC28, labelled 'SS22C1')
* SS22C2 : PALCE 22V10H (PLCC28, labelled 'SS22C2')
* SS22C4 : PALCE 22V10H (PLCC28, labelled 'SS22C4')
@ -2916,7 +2916,7 @@ static MACHINE_CONFIG_START( namcos22s, namcos22_state )
/* sound hardware */
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_C352_ADD("c352", SS22_MASTER_CLOCK/3)
MCFG_C352_ADD("c352", SS22_MASTER_CLOCK/3) // should be SS22_MASTER_CLOCK/2, but relies on c352.c clockdivider implementation
MCFG_SOUND_ROUTE(0, "rspeaker", 1.00)
MCFG_SOUND_ROUTE(1, "lspeaker", 1.00)
MCFG_SOUND_ROUTE(2, "rspeaker", 1.00)