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correct c352 clock

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This commit is contained in:
Michaël Banaan Ananas 2011-09-20 15:20:11 +00:00
parent 7eaec562cd
commit 73116f76b4
1 changed files with 8 additions and 7 deletions
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15
src/mame/drivers/namcos23.c
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@ -983,10 +983,11 @@ Notes:
#include "sound/c352.h"
#include "machine/nvram.h"
#define S23_BUSCLOCK (66664460/2) // 33 MHz CPU bus clock / input, somehow derived from 14.31721 MHz crystal
#define S23_VSYNC1 (59.8824)
#define S23_VSYNC2 (59.915)
#define S23_HSYNC (16666150)
#define S23_BUSCLOCK (66664460/2) /* 33MHz CPU bus clock / input, somehow derived from 14.31721 MHz crystal */
#define S23_C352CLOCK (25992000) /* 25.992MHz, from 2061 pin 9 */
#define S23_VSYNC1 (59.8824)
#define S23_VSYNC2 (59.915)
#define S23_HSYNC (16666150)
#define S23_MODECLOCK (130205)
enum { MODEL, FLUSH };
@ -2878,7 +2879,7 @@ static MACHINE_CONFIG_START( gorgon, namcos23_state )
/* sound hardware */
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_C352_ADD("c352", 14745600*1.5) // ?
MCFG_C352_ADD("c352", S23_C352CLOCK)
MCFG_SOUND_ROUTE(0, "rspeaker", 1.00)
MCFG_SOUND_ROUTE(1, "lspeaker", 1.00)
MCFG_SOUND_ROUTE(2, "rspeaker", 1.00)
@ -2924,7 +2925,7 @@ static MACHINE_CONFIG_START( s23, namcos23_state )
/* sound hardware */
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_C352_ADD("c352", 14745600*1.5) // ?
MCFG_C352_ADD("c352", S23_C352CLOCK)
MCFG_SOUND_ROUTE(0, "rspeaker", 1.00)
MCFG_SOUND_ROUTE(1, "lspeaker", 1.00)
MCFG_SOUND_ROUTE(2, "rspeaker", 1.00)
@ -2966,7 +2967,7 @@ static MACHINE_CONFIG_START( ss23, namcos23_state )
/* sound hardware */
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_C352_ADD("c352", 14745600*1.5) // ?
MCFG_C352_ADD("c352", S23_C352CLOCK)
MCFG_SOUND_ROUTE(0, "rspeaker", 1.00)
MCFG_SOUND_ROUTE(1, "lspeaker", 1.00)
MCFG_SOUND_ROUTE(2, "rspeaker", 1.00)