diff options
Diffstat (limited to 'src/mame/audio/avalnche.c')
-rw-r--r-- | src/mame/audio/avalnche.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/src/mame/audio/avalnche.c b/src/mame/audio/avalnche.c index fea25c7b0b7..c9527e150e9 100644 --- a/src/mame/audio/avalnche.c +++ b/src/mame/audio/avalnche.c @@ -9,11 +9,11 @@ /* Avalanche Discrete Sound Input Nodes */ -#define AVALNCHE_AUD0_EN NODE_01 -#define AVALNCHE_AUD1_EN NODE_02 -#define AVALNCHE_AUD2_EN NODE_03 -#define AVALNCHE_SOUNDLVL_DATA NODE_04 -#define AVALNCHE_ATTRACT_EN NODE_05 +#define AVALNCHE_AUD0_EN NODE_01 +#define AVALNCHE_AUD1_EN NODE_02 +#define AVALNCHE_AUD2_EN NODE_03 +#define AVALNCHE_SOUNDLVL_DATA NODE_04 +#define AVALNCHE_ATTRACT_EN NODE_05 /*************************************************************************** @@ -36,15 +36,15 @@ WRITE8_MEMBER(avalnche_state::avalnche_audio_w) switch (offset & 0x07) { - case 0x00: /* AUD0 */ + case 0x00: /* AUD0 */ discrete_sound_w(m_discrete, space, AVALNCHE_AUD0_EN, bit); break; - case 0x01: /* AUD1 */ + case 0x01: /* AUD1 */ discrete_sound_w(m_discrete, space, AVALNCHE_AUD1_EN, bit); break; - case 0x02: /* AUD2 */ + case 0x02: /* AUD2 */ default: discrete_sound_w(m_discrete, space, AVALNCHE_AUD2_EN, bit); break; @@ -58,23 +58,23 @@ WRITE8_MEMBER(avalnche_state::avalnche_audio_w) static const discrete_lfsr_desc avalnche_lfsr={ DISC_CLK_IS_FREQ, - 16, /* Bit Length */ - 0, /* Reset Value */ - 0, /* Use Bit 0 as XOR input 0 */ - 14, /* Use Bit 14 as XOR input 1 */ - DISC_LFSR_XNOR, /* Feedback stage1 is XNOR */ - DISC_LFSR_OR, /* Feedback stage2 is just stage 1 output OR with external feed */ - DISC_LFSR_REPLACE, /* Feedback stage3 replaces the shifted register contents */ - 0x000001, /* Everything is shifted into the first bit only */ - 0, /* Output is already inverted by XNOR */ - 15 /* Output bit */ + 16, /* Bit Length */ + 0, /* Reset Value */ + 0, /* Use Bit 0 as XOR input 0 */ + 14, /* Use Bit 14 as XOR input 1 */ + DISC_LFSR_XNOR, /* Feedback stage1 is XNOR */ + DISC_LFSR_OR, /* Feedback stage2 is just stage 1 output OR with external feed */ + DISC_LFSR_REPLACE, /* Feedback stage3 replaces the shifted register contents */ + 0x000001, /* Everything is shifted into the first bit only */ + 0, /* Output is already inverted by XNOR */ + 15 /* Output bit */ }; /* Nodes - Sounds */ -#define AVALNCHE_NOISE NODE_10 -#define AVALNCHE_AUD1_SND NODE_11 -#define AVALNCHE_AUD2_SND NODE_12 -#define AVALNCHE_SOUNDLVL_AUD0_SND NODE_13 +#define AVALNCHE_NOISE NODE_10 +#define AVALNCHE_AUD1_SND NODE_11 +#define AVALNCHE_AUD2_SND NODE_12 +#define AVALNCHE_SOUNDLVL_AUD0_SND NODE_13 DISCRETE_SOUND_START(avalnche) /************************************************/ @@ -102,7 +102,7 @@ DISCRETE_SOUND_START(avalnche) /* Aud1 = 32V = HSYNC/64 = 15750/64 */ /* Aud2 = 8V = HSYNC/16 = 15750/16 */ /************************************************/ - DISCRETE_SQUAREWFIX(NODE_20, AVALNCHE_AUD0_EN, 15750.0/4, 725.6, 50.0, 0, 0.0) // Aud0 + DISCRETE_SQUAREWFIX(NODE_20, AVALNCHE_AUD0_EN, 15750.0/4, 725.6, 50.0, 0, 0.0) // Aud0 DISCRETE_SQUAREWFIX(AVALNCHE_AUD1_SND, AVALNCHE_AUD1_EN, 15750.0/64, 750.2, 50.0, 0, 0.0) DISCRETE_SQUAREWFIX(AVALNCHE_AUD2_SND, AVALNCHE_AUD2_EN, 15750.0/16, 750.2, 50.0, 0, 0.0) @@ -131,5 +131,5 @@ DISCRETE_SOUND_END WRITE8_MEMBER(avalnche_state::catch_audio_w) { /* Different from avalnche, it plays a sound (offset 0/1/2) on data bit 0 rising edge. - There's no indication that the game silences sound, it's probably done automatically. */ + There's no indication that the game silences sound, it's probably done automatically. */ } |