diff options
Diffstat (limited to 'src/mame/audio/timeplt.cpp')
-rw-r--r-- | src/mame/audio/timeplt.cpp | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/mame/audio/timeplt.cpp b/src/mame/audio/timeplt.cpp index 6030ddae87c..711a3878538 100644 --- a/src/mame/audio/timeplt.cpp +++ b/src/mame/audio/timeplt.cpp @@ -122,15 +122,22 @@ WRITE8_MEMBER( timeplt_audio_device::filter_w ) * *************************************/ -WRITE8_MEMBER( timeplt_audio_device::sh_irqtrigger_w ) +WRITE_LINE_MEMBER(timeplt_audio_device::sh_irqtrigger_w) { - if (m_last_irq_state == 0 && data) + if (m_last_irq_state == 0 && state) { /* setting bit 0 low then high triggers IRQ on the sound CPU */ m_soundcpu->set_input_line_and_vector(0, HOLD_LINE, 0xff); } - m_last_irq_state = data; + m_last_irq_state = state; +} + + +WRITE_LINE_MEMBER(timeplt_audio_device::mute_w) +{ + // controls pin 6 (DC audio mute) of LA4460 amplifier + machine().sound().system_mute(state); } |