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allied.c : added blanking.

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Robbbert 2014-08-13 23:37:19 +00:00
parent 964dcd3fe0
commit a6dfe918d3
1 changed files with 22 additions and 3 deletions
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25
src/mame/drivers/allied.c
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@ -25,8 +25,9 @@
For some reason the 'rol $46' instruction outputs the original data For some reason the 'rol $46' instruction outputs the original data
followed by the new result, so I've had to employ a horrible hack. followed by the new result, so I've had to employ a horrible hack.
When playing, you must hit Z at the start of each ball, or you'll get At the start of each ball, the display will be flashing. You need to
no points. When the ball indicator goes out, your game is over. hit Z, and then you can get a score. When the ball indicator goes out,
your game is over.
Game doesn't have any backup battery, so all info is lost at poweroff. Game doesn't have any backup battery, so all info is lost at poweroff.
If required, a fake nvram could be used at 00-3F (like PinMAME does). If required, a fake nvram could be used at 00-3F (like PinMAME does).
@ -417,6 +418,15 @@ WRITE8_MEMBER( allied_state::ic4_b_w )
segment = (m_player_score[i] >> 16) & 15; segment = (m_player_score[i] >> 16) & 15;
output_set_digit_value(i*10+5, patterns[segment]); output_set_digit_value(i*10+5, patterns[segment]);
} }
else
{
output_set_digit_value(i*10, 0);
output_set_digit_value(i*10+1, 0);
output_set_digit_value(i*10+2, 0);
output_set_digit_value(i*10+3, 0);
output_set_digit_value(i*10+4, 0);
output_set_digit_value(i*10+5, 0);
}
} }
// doesn't seem to be a strobe for the credits display // doesn't seem to be a strobe for the credits display
@ -583,7 +593,16 @@ TIMER_DEVICE_CALLBACK_MEMBER( allied_state::timer_a )
void allied_state::machine_reset() void allied_state::machine_reset()
{ {
output_set_value("led0", 1); //1=off (diagnostic led still to be hooked up) m_display = 0;
m_bit_counter = 0;
m_disp_data = 0;
m_ic5a = 0;
m_ic6a0 = 0;
m_ic6a1 = 0;
m_ic6a2 = 0;
m_ic6b4 = 0;
m_ic6b7 = 0;
output_set_value("led0", 1); //1=off
} }
static MACHINE_CONFIG_START( allied, allied_state ) static MACHINE_CONFIG_START( allied, allied_state )