diff options
Diffstat (limited to 'src/mame/drivers/speedatk.c')
-rw-r--r-- | src/mame/drivers/speedatk.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/src/mame/drivers/speedatk.c b/src/mame/drivers/speedatk.c index 15a40ddfa85..1f6ec782cb5 100644 --- a/src/mame/drivers/speedatk.c +++ b/src/mame/drivers/speedatk.c @@ -106,7 +106,6 @@ static UINT8 iox_key_matrix_calc(running_machine &machine, UINT8 p_side) READ8_MEMBER(speedatk_state::key_matrix_r) { - if(m_coin_impulse > 0) { m_coin_impulse--; @@ -141,14 +140,12 @@ READ8_MEMBER(speedatk_state::key_matrix_r) WRITE8_MEMBER(speedatk_state::key_matrix_w) { - m_mux_data = data; } /* Key matrix status,used for coin settings and I don't know what else... */ READ8_MEMBER(speedatk_state::key_matrix_status_r) { - /* bit 0: busy flag,active low */ return (m_km_status & 0xfe) | 1; } @@ -166,7 +163,6 @@ a1 */ WRITE8_MEMBER(speedatk_state::key_matrix_status_w) { - m_km_status = data; if((m_km_status & 0xf0) == 0x80) //coinage setting command m_coin_settings = m_km_status & 0xf; @@ -303,7 +299,6 @@ static const mc6845_interface mc6845_intf = WRITE8_MEMBER(speedatk_state::speedatk_output_w) { - m_flip_scr = data & 0x80; if((data & 0x7f) != 0x7f) |