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Diffstat (limited to 'src/mame/drivers/speedatk.c')
-rw-r--r--src/mame/drivers/speedatk.c5
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)