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Improved clocks in bankp.c and gyruss.c [Corrado Tomaselli]

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This commit is contained in:
Michaël Banaan Ananas 2012-06-10 13:42:51 +00:00
parent 355e4eca49
commit ca195e6d37
3 changed files with 48 additions and 26 deletions
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29
src/mame/drivers/bankp.c
View File

@ -97,6 +97,22 @@
#include "includes/bankp.h"
#define MASTER_CLOCK XTAL_15_468MHz
// Video timing
// PCB measured: H = 15.61khz V = 60.99hz, +/- 0.01hz
// --> VTOTAL should be OK, HTOTAL not 100% certain
#define PIXEL_CLOCK MASTER_CLOCK/3
#define HTOTAL 330
#define HBEND 0+3*8
#define HBSTART 224+3*8
#define VTOTAL 256
#define VBEND 0+2*8
#define VBSTART 224+2*8
/*************************************
*
* Address maps
@ -278,7 +294,7 @@ static INTERRUPT_GEN( vblank_irq )
static MACHINE_CONFIG_START( bankp, bankp_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", Z80, BANKP_CPU_CLOCK)
MCFG_CPU_ADD("maincpu", Z80, MASTER_CLOCK/6)
MCFG_CPU_PROGRAM_MAP(bankp_map)
MCFG_CPU_IO_MAP(bankp_io_map)
MCFG_CPU_VBLANK_INT("screen", vblank_irq)
@ -287,10 +303,7 @@ static MACHINE_CONFIG_START( bankp, bankp_state )
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(32*8, 32*8)
MCFG_SCREEN_VISIBLE_AREA(3*8, 31*8-1, 2*8, 30*8-1)
MCFG_SCREEN_RAW_PARAMS(PIXEL_CLOCK, HTOTAL, HBEND, HBSTART, VTOTAL, VBEND, VBSTART)
MCFG_SCREEN_UPDATE_STATIC(bankp)
MCFG_GFXDECODE(bankp)
@ -302,13 +315,13 @@ static MACHINE_CONFIG_START( bankp, bankp_state )
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("sn1", SN76489, BANKP_SN76496_CLOCK)
MCFG_SOUND_ADD("sn1", SN76489, MASTER_CLOCK/6)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
MCFG_SOUND_ADD("sn2", SN76489, BANKP_SN76496_CLOCK)
MCFG_SOUND_ADD("sn2", SN76489, MASTER_CLOCK/6)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
MCFG_SOUND_ADD("sn3", SN76489, BANKP_SN76496_CLOCK)
MCFG_SOUND_ADD("sn3", SN76489, MASTER_CLOCK/6)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
MACHINE_CONFIG_END

40
src/mame/drivers/gyruss.c
View File

@ -66,6 +66,23 @@ and 1 SFX channel controlled by an 8039:
#include "includes/gyruss.h"
#define MASTER_CLOCK XTAL_18_432MHz
#define SOUND_CLOCK XTAL_14_31818MHz
// Video timing
// PCB measured: H = 15.50khz V = 60.56hz, +/- 0.01hz
// --> VTOTAL should be OK, HTOTAL not 100% certain
#define PIXEL_CLOCK MASTER_CLOCK/3
#define HTOTAL 396
#define HBEND 0
#define HBSTART 256
#define VTOTAL 256
#define VBEND 0+2*8
#define VBSTART 224+2*8
/* The timer clock which feeds the upper 4 bits of */
/* AY-3-8910 port A is based on the same clock */
/* feeding the sound CPU Z80. It is a divide by */
@ -503,19 +520,19 @@ static INTERRUPT_GEN( slave_vblank_irq )
static MACHINE_CONFIG_START( gyruss, gyruss_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", Z80, 3072000) /* 3.072 MHz (?) */
MCFG_CPU_ADD("maincpu", Z80, MASTER_CLOCK/6) /* 3.072 MHz (?) */
MCFG_CPU_PROGRAM_MAP(main_cpu1_map)
MCFG_CPU_VBLANK_INT("screen", master_vblank_irq)
MCFG_CPU_ADD("sub", M6809, 2000000) /* 2 MHz ??? */
MCFG_CPU_ADD("sub", M6809, MASTER_CLOCK/12) /* 1.536 MHz */
MCFG_CPU_PROGRAM_MAP(main_cpu2_map)
MCFG_CPU_VBLANK_INT("screen", slave_vblank_irq)
MCFG_CPU_ADD("audiocpu", Z80,14318180/4) /* 3.579545 MHz */
MCFG_CPU_ADD("audiocpu", Z80, SOUND_CLOCK/4) /* 3.579545 MHz */
MCFG_CPU_PROGRAM_MAP(audio_cpu1_map)
MCFG_CPU_IO_MAP(audio_cpu1_io_map)
MCFG_CPU_ADD("audio2", I8039,8000000) /* 8MHz crystal */
MCFG_CPU_ADD("audio2", I8039, XTAL_8MHz)
MCFG_CPU_PROGRAM_MAP(audio_cpu2_map)
MCFG_CPU_IO_MAP(audio_cpu2_io_map)
@ -525,10 +542,7 @@ static MACHINE_CONFIG_START( gyruss, gyruss_state )
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(32*8, 32*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1)
MCFG_SCREEN_RAW_PARAMS(PIXEL_CLOCK, HTOTAL, HBEND, HBSTART, VTOTAL, VBEND, VBSTART)
MCFG_SCREEN_UPDATE_STATIC(gyruss)
MCFG_GFXDECODE(gyruss)
@ -540,31 +554,31 @@ static MACHINE_CONFIG_START( gyruss, gyruss_state )
/* sound hardware */
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_SOUND_ADD("ay1", AY8910, 14318180/8)
MCFG_SOUND_ADD("ay1", AY8910, SOUND_CLOCK/8)
MCFG_SOUND_CONFIG(ay8910_interface_1)
MCFG_SOUND_ROUTE_EX(0, "discrete", 1.0, 0)
MCFG_SOUND_ROUTE_EX(1, "discrete", 1.0, 1)
MCFG_SOUND_ROUTE_EX(2, "discrete", 1.0, 2)
MCFG_SOUND_ADD("ay2", AY8910, 14318180/8)
MCFG_SOUND_ADD("ay2", AY8910, SOUND_CLOCK/8)
MCFG_SOUND_CONFIG(ay8910_interface_2)
MCFG_SOUND_ROUTE_EX(0, "discrete", 1.0, 3)
MCFG_SOUND_ROUTE_EX(1, "discrete", 1.0, 4)
MCFG_SOUND_ROUTE_EX(2, "discrete", 1.0, 5)
MCFG_SOUND_ADD("ay3", AY8910, 14318180/8)
MCFG_SOUND_ADD("ay3", AY8910, SOUND_CLOCK/8)
MCFG_SOUND_CONFIG(ay8910_interface_3)
MCFG_SOUND_ROUTE_EX(0, "discrete", 1.0, 6)
MCFG_SOUND_ROUTE_EX(1, "discrete", 1.0, 7)
MCFG_SOUND_ROUTE_EX(2, "discrete", 1.0, 8)
MCFG_SOUND_ADD("ay4", AY8910, 14318180/8)
MCFG_SOUND_ADD("ay4", AY8910, SOUND_CLOCK/8)
MCFG_SOUND_CONFIG(ay8910_interface_4)
MCFG_SOUND_ROUTE_EX(0, "discrete", 1.0, 9)
MCFG_SOUND_ROUTE_EX(1, "discrete", 1.0, 10)
MCFG_SOUND_ROUTE_EX(2, "discrete", 1.0, 11)
MCFG_SOUND_ADD("ay5", AY8910, 14318180/8)
MCFG_SOUND_ADD("ay5", AY8910, SOUND_CLOCK/8)
MCFG_SOUND_CONFIG(ay8910_interface_5)
MCFG_SOUND_ROUTE_EX(0, "discrete", 1.0, 12)
MCFG_SOUND_ROUTE_EX(1, "discrete", 1.0, 13)

5
src/mame/includes/bankp.h
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@ -4,11 +4,6 @@
***************************************************************************/
#define BANKP_MASTER_CLOCK 15468000
#define BANKP_CPU_CLOCK (BANKP_MASTER_CLOCK/6)
#define BANKP_SN76496_CLOCK (BANKP_MASTER_CLOCK/6)
class bankp_state : public driver_device
{
public: