diff options
Diffstat (limited to 'src/mame/drivers/system1.cpp')
-rw-r--r-- | src/mame/drivers/system1.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mame/drivers/system1.cpp b/src/mame/drivers/system1.cpp index c077f2ceea1..f5deda2c5f1 100644 --- a/src/mame/drivers/system1.cpp +++ b/src/mame/drivers/system1.cpp @@ -835,8 +835,8 @@ void system1_state::sound_map(address_map &map) { map(0x0000, 0x7fff).rom(); map(0x8000, 0x87ff).mirror(0x1800).ram(); - map(0xa000, 0xa000).mirror(0x1fff).w("sn1", FUNC(sn76489a_device::command_w)); - map(0xc000, 0xc000).mirror(0x1fff).w("sn2", FUNC(sn76489a_device::command_w)); + map(0xa000, 0xa000).mirror(0x1fff).w("sn1", FUNC(sn76489a_device::write)); + map(0xc000, 0xc000).mirror(0x1fff).w("sn2", FUNC(sn76489a_device::write)); map(0xe000, 0xe000).mirror(0x1fff).r(FUNC(system1_state::sound_data_r)); } @@ -2173,7 +2173,7 @@ void system1_state::sys1ppi(machine_config &config) TIMER(config, "soundirq", 0).configure_scanline(FUNC(system1_state::soundirq_gen), "screen", 32, 64); - MCFG_QUANTUM_TIME(attotime::from_hz(6000)) + config.m_minimum_quantum = attotime::from_hz(6000); I8255A(config, m_ppi8255); m_ppi8255->out_pa_callback().set(FUNC(system1_state::soundport_w)); |