diff options
Diffstat (limited to 'src/devices/machine/ym2148.cpp')
-rw-r--r-- | src/devices/machine/ym2148.cpp | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/src/devices/machine/ym2148.cpp b/src/devices/machine/ym2148.cpp index 04a3e53e97e..24e486e1012 100644 --- a/src/devices/machine/ym2148.cpp +++ b/src/devices/machine/ym2148.cpp @@ -22,7 +22,7 @@ ym2148_device::ym2148_device(const machine_config &mconfig, const char *tag, dev , m_txd_handler(*this) , m_irq_handler(*this) , m_port_write_handler(*this) - , m_port_read_handler(*this) + , m_port_read_handler(*this, 0xff) , m_irq_state(CLEAR_LINE) , m_irq_vector(0xff) // guess , m_external_irq_vector(0xff) // guess @@ -38,14 +38,9 @@ ym2148_device::ym2148_device(const machine_config &mconfig, const char *tag, dev void ym2148_device::device_start() { - m_txd_handler.resolve_safe(); - m_irq_handler.resolve_safe(); - m_port_write_handler.resolve_safe(); - m_port_read_handler.resolve_safe(0xff); - // Start a timer to trigger at clock / 8 / 16 const attotime rate = clocks_to_attotime(8 * 16); - m_timer = timer_alloc(0); + m_timer = timer_alloc(FUNC(ym2148_device::serial_clock_tick), this); m_timer->adjust(rate, 0, rate); } @@ -136,7 +131,7 @@ void ym2148_device::update_irq() } -void ym2148_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) +TIMER_CALLBACK_MEMBER(ym2148_device::serial_clock_tick) { receive_clock(); transmit_clock(); @@ -212,7 +207,7 @@ uint8_t ym2148_device::get_irq_vector() } -WRITE_LINE_MEMBER(ym2148_device::write_rxd) +void ym2148_device::write_rxd(int state) { m_rxd = state; } |