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-rw-r--r--src/mame/drivers/m63.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mame/drivers/m63.cpp b/src/mame/drivers/m63.cpp
index 0d899dea2ea..2039e1451ab 100644
--- a/src/mame/drivers/m63.cpp
+++ b/src/mame/drivers/m63.cpp
@@ -824,6 +824,9 @@ void m63_state::fghtbskt(machine_config &config)
I8039(config, m_soundcpu, XTAL(12'000'000)/4); /* ????? */
m_soundcpu->set_addrmap(AS_PROGRAM, &m63_state::i8039_map);
m_soundcpu->set_addrmap(AS_IO, &m63_state::i8039_port_map);
+ m_soundcpu->p1_out_cb().set(FUNC(m63_state::p1_w));
+ m_soundcpu->p2_out_cb().set(FUNC(m63_state::p2_w));
+ m_soundcpu->t1_in_cb().set(FUNC(m63_state::irq_r));
m_soundcpu->set_periodic_int(FUNC(m63_state::snd_irq), attotime::from_hz(60/2));
/* video hardware */