diff --git a/src/engine/platform/sound/vrcvi/vrcvi.cpp b/src/engine/platform/sound/vrcvi/vrcvi.cpp index a8a289da9..19152ed74 100644 --- a/src/engine/platform/sound/vrcvi/vrcvi.cpp +++ b/src/engine/platform/sound/vrcvi/vrcvi.cpp @@ -145,10 +145,7 @@ bool vrcvi_core::alu_t::tick() bool vrcvi_core::pulse_t::tick() { if (!m_divider.m_enable) - { - m_cycle = 0; return false; - } if (vrcvi_core::alu_t::tick()) m_cycle = bitfield(m_cycle + 1, 0, 4); @@ -159,10 +156,7 @@ bool vrcvi_core::pulse_t::tick() bool vrcvi_core::sawtooth_t::tick() { if (!m_divider.m_enable) - { - m_accum = 0; return false; - } if (vrcvi_core::alu_t::tick()) { @@ -260,6 +254,8 @@ void vrcvi_core::pulse_w(u8 voice, u8 address, u8 data) break; case 0x02: // Pitch MSB, Enable/Disable - 0x9002/0x9001 (Pulse 1), 0xa002/0xa001 (Pulse 2) v.m_divider.write(true, data); + if (!v.m_divider.m_enable) // Reset duty cycle + v.m_cycle = 0; break; } } @@ -276,6 +272,8 @@ void vrcvi_core::saw_w(u8 address, u8 data) break; case 0x02: // Pitch MSB, Enable/Disable - 0xb002/0xb001 (Sawtooth) m_sawtooth.m_divider.write(true, data); + if (!m_sawtooth.m_divider.m_enable) // Reset accumulator + m_sawtooth.m_accum = 0; break; } }