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-rw-r--r--src/mess/drivers/alphatro.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/src/mess/drivers/alphatro.c b/src/mess/drivers/alphatro.c
index 296d87a5458..cfbdfe3ae72 100644
--- a/src/mess/drivers/alphatro.c
+++ b/src/mess/drivers/alphatro.c
@@ -67,7 +67,6 @@ public:
DECLARE_READ8_MEMBER(port10_r);
DECLARE_WRITE8_MEMBER(port10_w);
DECLARE_INPUT_CHANGED_MEMBER(alphatro_break);
- DECLARE_READ_LINE_MEMBER(rxdata_callback);
DECLARE_WRITE_LINE_MEMBER(txdata_callback);
TIMER_DEVICE_CALLBACK_MEMBER(alphatro_c);
TIMER_DEVICE_CALLBACK_MEMBER(alphatro_p);
@@ -140,11 +139,6 @@ void alphatro_state::device_timer(emu_timer &timer, device_timer_id id, int para
}
}
-READ_LINE_MEMBER( alphatro_state::rxdata_callback )
-{
- return (bool)m_cass_data[2];
-}
-
WRITE_LINE_MEMBER( alphatro_state::txdata_callback )
{
m_cass_state = state;
@@ -379,7 +373,7 @@ void alphatro_state::machine_reset()
m_cass_state = 1;
m_cass_data[0] = 0;
m_cass_data[1] = 0;
- m_cass_data[2] = 0;
+ m_usart->write_rx(0);
m_cass_data[3] = 0;
m_beep->set_state(0);
m_beep->set_frequency(950); /* piezo-device needs to be measured */
@@ -417,14 +411,11 @@ static MC6845_INTERFACE( alphatro_crtc6845_interface )
static const i8251_interface alphatro_usart_interface =
{
- DEVCB_DRIVER_LINE_MEMBER(alphatro_state,rxdata_callback), //rxd_cb
DEVCB_DRIVER_LINE_MEMBER(alphatro_state,txdata_callback), //txd_cb
DEVCB_NULL,
DEVCB_NULL,
DEVCB_NULL,
DEVCB_NULL,
- DEVCB_NULL,
- DEVCB_NULL,
DEVCB_NULL
};
@@ -447,7 +438,7 @@ TIMER_DEVICE_CALLBACK_MEMBER(alphatro_state::alphatro_p)
if (cass_ws != m_cass_data[0])
{
m_cass_data[0] = cass_ws;
- m_cass_data[2] = ((m_cass_data[1] < 12) ? 1 : 0);
+ m_usart->write_rx((m_cass_data[1] < 12) ? 1 : 0);
m_cass_data[1] = 0;
}
}