diff options
Diffstat (limited to 'src/mame/audio/bsktball.c')
-rw-r--r-- | src/mame/audio/bsktball.c | 66 |
1 files changed, 33 insertions, 33 deletions
diff --git a/src/mame/audio/bsktball.c b/src/mame/audio/bsktball.c index e667254424f..eec803e4bed 100644 --- a/src/mame/audio/bsktball.c +++ b/src/mame/audio/bsktball.c @@ -12,13 +12,13 @@ Sound handlers ***************************************************************************/ WRITE8_MEMBER(bsktball_state::bsktball_bounce_w) { - discrete_sound_w(m_discrete, space, BSKTBALL_CROWD_DATA, data & 0x0f); // Crowd - discrete_sound_w(m_discrete, space, BSKTBALL_BOUNCE_EN, data & 0x10); // Bounce + discrete_sound_w(m_discrete, space, BSKTBALL_CROWD_DATA, data & 0x0f); // Crowd + discrete_sound_w(m_discrete, space, BSKTBALL_BOUNCE_EN, data & 0x10); // Bounce } WRITE8_MEMBER(bsktball_state::bsktball_note_w) { - discrete_sound_w(m_discrete, space, BSKTBALL_NOTE_DATA, data); // Note + discrete_sound_w(m_discrete, space, BSKTBALL_NOTE_DATA, data); // Note } WRITE8_MEMBER(bsktball_state::bsktball_noise_reset_w) @@ -34,34 +34,34 @@ WRITE8_MEMBER(bsktball_state::bsktball_noise_reset_w) static const discrete_lfsr_desc bsktball_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 */ }; static const discrete_dac_r1_ladder bsktball_crowd_r1_ladder = { 4, - {RES_K(390), RES_K(220), RES_K(100), RES_K(56)}, // r55, r54, r53, r52 - 0, 0, // no bias - RES_K(1), // r21 - CAP_U(0.1) // c32 + {RES_K(390), RES_K(220), RES_K(100), RES_K(56)}, // r55, r54, r53, r52 + 0, 0, // no bias + RES_K(1), // r21 + CAP_U(0.1) // c32 }; static const discrete_op_amp_filt_info bsktball_crowd_filt = { - 1.0/(1.0/RES_K(390) + 1.0/RES_K(220) + 1.0/RES_K(100) + 1.0/RES_K(56) + 1.0/RES_K(1)), // r55, r54, r53, r52, r21 + 1.0/(1.0/RES_K(390) + 1.0/RES_K(220) + 1.0/RES_K(100) + 1.0/RES_K(56) + 1.0/RES_K(1)), // r55, r54, r53, r52, r21 0, 0, 0, - RES_K(330), // r58 - CAP_U(.01), // c55 - CAP_U(.022), // c56 + RES_K(330), // r58 + CAP_U(.01), // c55 + CAP_U(.022), // c56 0, 5, 12, 0 }; @@ -69,25 +69,25 @@ static const discrete_op_amp_filt_info bsktball_crowd_filt = static const discrete_mixer_desc bsktball_mixer = { DISC_MIXER_IS_OP_AMP, - {RES_K(47), RES_K(47), RES_K(220)}, // r56, r57, r60 - {0}, // no rNodes - {CAP_U(.01), CAP_U(.01), CAP_U(.01)}, // c53, c54, c57 + {RES_K(47), RES_K(47), RES_K(220)}, // r56, r57, r60 + {0}, // no rNodes + {CAP_U(.01), CAP_U(.01), CAP_U(.01)}, // c53, c54, c57 0, - RES_K(47), // r61 - CAP_U(.001), // c58 + RES_K(47), // r61 + CAP_U(.001), // c58 CAP_U(1), 5, 7500 }; -#define BSKTBALL_32H 12096000.0/4/32 -#define BSKTBALL_256H 12096000.0/768 +#define BSKTBALL_32H 12096000.0/4/32 +#define BSKTBALL_256H 12096000.0/768 /* Nodes - Sounds */ -#define BSKTBALL_NOISE NODE_10 -#define BSKTBALL_BOUNCE_SND BSKTBALL_BOUNCE_EN -#define BSKTBALL_NOTE_SND NODE_12 -#define BSKTBALL_CROWD_SND NODE_13 +#define BSKTBALL_NOISE NODE_10 +#define BSKTBALL_BOUNCE_SND BSKTBALL_BOUNCE_EN +#define BSKTBALL_NOTE_SND NODE_12 +#define BSKTBALL_CROWD_SND NODE_13 DISCRETE_SOUND_START(bsktball) /************************************************/ @@ -106,7 +106,7 @@ DISCRETE_SOUND_START(bsktball) /* LFSR clk = 256H = 15750.0Hz */ /************************************************/ DISCRETE_LFSR_NOISE(BSKTBALL_NOISE, BSKTBALL_NOISE_EN, BSKTBALL_NOISE_EN, BSKTBALL_256H, 1, 0, .5, &bsktball_lfsr) - DISCRETE_SWITCH(NODE_20, 1, BSKTBALL_NOISE, 0, BSKTBALL_CROWD_DATA) // enable data, gate D11 + DISCRETE_SWITCH(NODE_20, 1, BSKTBALL_NOISE, 0, BSKTBALL_CROWD_DATA) // enable data, gate D11 DISCRETE_DAC_R1(NODE_21, NODE_20, DEFAULT_TTL_V_LOGIC_1, &bsktball_crowd_r1_ladder) DISCRETE_OP_AMP_FILTER(BSKTBALL_CROWD_SND, 1, NODE_21, 0, DISC_OP_AMP_FILTER_IS_BAND_PASS_1M, &bsktball_crowd_filt) |