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Fix VFX and SD1 duart clock #14589

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Merged
galibert merged 2 commits into from
Nov 27, 2025
+6 −5
Merged

Fix VFX and SD1 duart clock #14589

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ba9e374
Fix VFX and SD1 duart clock
giulioz Nov 26, 2025
b36a1a7
Fix timing sd1 again
giulioz Nov 26, 2025
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11 changes: 6 additions & 5 deletions src/mame/ensoniq/esq5505.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -766,7 +766,7 @@ void esq5505_state::common(machine_config &config)
ES5510(config, m_esp, 10_MHz_XTAL);
m_esp->set_disable();

MC68681(config, m_duart, 4000000);
MC68681(config, m_duart, 5000000);
m_duart->irq_cb().set_inputline(m_maincpu, M68K_IRQ_3);
m_duart->a_tx_cb().set(m_mdout, FUNC(midi_port_device::write_txd));
m_duart->b_tx_cb().set(m_panel, FUNC(esqpanel_device::rx_w));
Expand Down Expand Up @@ -874,6 +874,7 @@ void esq5505_state::sd132(machine_config &config, int panel_type)

// Like the SD-1 but with its own panel type
sd1(config, panel_type);
m_duart->set_clock(4000000);

m_maincpu->set_clock(clock);
m_otis->set_clock(clock);
Expand Down Expand Up @@ -1265,12 +1266,12 @@ void esq5505_state::init_denib()


CONS( 1988, eps, 0, 0, eps, eps, esq5505_state, init_eps, "Ensoniq", "EPS", MACHINE_NOT_WORKING ) // custom VFD: one alphanumeric 22-char row, one graphics-capable row (alpha row can also do bar graphs)
CONS( 1989, vfx, 0, 0, vfx, vfx, esq5505_state, init_denib, "Ensoniq", "VFX", MACHINE_IMPERFECT_TIMING ) // 2x40 VFD
CONS( 1989, vfxsd, 0, 0, vfxsd, vfx, esq5505_state, init_denib, "Ensoniq", "VFX-SD", MACHINE_IMPERFECT_TIMING ) // 2x40 VFD
CONS( 1989, vfx, 0, 0, vfx, vfx, esq5505_state, init_denib, "Ensoniq", "VFX", MACHINE_IMPERFECT_SOUND ) // 2x40 VFD
CONS( 1989, vfxsd, 0, 0, vfxsd, vfx, esq5505_state, init_denib, "Ensoniq", "VFX-SD", MACHINE_IMPERFECT_SOUND ) // 2x40 VFD
CONS( 1990, eps16p, eps, 0, eps, eps, esq5505_state, init_eps, "Ensoniq", "EPS-16 Plus", MACHINE_NOT_WORKING ) // custom VFD: one alphanumeric 22-char row, one graphics-capable row (alpha row can also do bar graphs)
CONS( 1990, sd1, sd132, 0, sd1, vfx, esq5505_state, init_denib, "Ensoniq", "SD-1 (21 voice)", MACHINE_IMPERFECT_TIMING ) // 2x40 VFD
CONS( 1990, sd1, sd132, 0, sd1, vfx, esq5505_state, init_denib, "Ensoniq", "SD-1 (21 voice)", MACHINE_IMPERFECT_SOUND ) // 2x40 VFD
CONS( 1990, sq1, 0, 0, sq1, sq1, esq5505_state, init_sq1, "Ensoniq", "SQ-1", MACHINE_NOT_WORKING ) // 2x16 LCD
CONS( 1990, sqrack, sq1, 0, sq1, sq1, esq5505_state, init_sq1, "Ensoniq", "SQ-Rack", MACHINE_NOT_WORKING ) // 2x16 LCD
CONS( 1991, sq2, 0, 0, ks32, sq1, esq5505_state, init_sq1, "Ensoniq", "SQ-2", MACHINE_NOT_WORKING ) // 2x16 LCD
CONS( 1991, sd132, 0, 0, sd132, vfx, esq5505_state, init_denib, "Ensoniq", "SD-1 (32 voice)", 0 ) // 2x40 VFD
CONS( 1991, sd132, 0, 0, sd132, vfx, esq5505_state, init_denib, "Ensoniq", "SD-1 (32 voice)", MACHINE_IMPERFECT_SOUND ) // 2x40 VFD
CONS( 1992, ks32, sq2, 0, ks32, sq1, esq5505_state, init_sq1, "Ensoniq", "KS-32", MACHINE_NOT_WORKING) // 2x16 LCD
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