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author cam900 <dbtlrchl@naver.com>2023-12-13 23:04:08 +0900
committer GitHub <noreply@github.com>2023-12-14 01:04:08 +1100
commitef6710953f9027d5a11e7ec6c69aa9966e223707 (patch)
treefd017255bcde1fe9cb78fd1bc54f5fa82666ed03
parent7e24066b413f7f0e0fb1dd425508b67805a4bf00 (diff)
seta/seta.cpp: Corrected utoukond YM3438 sound chip clock divider. (#11838)
* Also changed to mono sound output as the board lacks stereo outputs. * Sound now matches PCB recording: https://www.youtube.com/watch?v=Gq0vScbBmyI
-rw-r--r--src/mame/seta/seta.cpp11
1 files changed, 4 insertions, 7 deletions
diff --git a/src/mame/seta/seta.cpp b/src/mame/seta/seta.cpp
index 7bdc774fa0c..b8149e876fd 100644
--- a/src/mame/seta/seta.cpp
+++ b/src/mame/seta/seta.cpp
@@ -8897,21 +8897,18 @@ void seta_state::utoukond(machine_config &config)
PALETTE(config, m_palette).set_entries(512 * 3); // sprites, layer1, layer2
// sound hardware
- SPEAKER(config, "lspeaker").front_left();
- SPEAKER(config, "rspeaker").front_right();
+ SPEAKER(config, "mono").front_center();
GENERIC_LATCH_8(config, m_soundlatch);
m_soundlatch->data_pending_callback().set_inputline(m_audiocpu, 0);
m_soundlatch->set_separate_acknowledge(true);
X1_010(config, m_x1snd, 16000000);
- m_x1snd->add_route(0, "lspeaker", 1.0);
- m_x1snd->add_route(1, "rspeaker", 1.0);
+ m_x1snd->add_route(ALL_OUTPUTS, "mono", 0.50);
- ym3438_device &ymsnd(YM3438(config, "ymsnd", 16000000/4)); // 4 MHz
+ ym3438_device &ymsnd(YM3438(config, "ymsnd", 16000000/2)); // 8 MHz
ymsnd.irq_handler().set_inputline(m_audiocpu, INPUT_LINE_NMI);
- ymsnd.add_route(0, "lspeaker", 0.30);
- ymsnd.add_route(1, "rspeaker", 0.30);
+ ymsnd.add_route(ALL_OUTPUTS, "mono", 0.30);
}