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(nw)alpha1v: adjusted screen size

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This commit is contained in:
Robbbert 2017-03-02 22:38:48 +11:00
parent 32bee0243a
commit a7cbf72946
1 changed files with 3 additions and 0 deletions
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src/mame/drivers/m52.cpp
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@ -81,6 +81,7 @@ static ADDRESS_MAP_START( alpha1v_map, AS_PROGRAM, 8, m52_state )
AM_RANGE(0x0000, 0x6fff) AM_ROM
AM_RANGE(0x8000, 0x83ff) AM_RAM_WRITE(m52_videoram_w) AM_SHARE("videoram")
AM_RANGE(0x8400, 0x87ff) AM_RAM_WRITE(m52_colorram_w) AM_SHARE("colorram")
AM_RANGE(0x8800, 0x8800) AM_MIRROR(0x07ff) AM_READ(m52_protection_r) // result is ignored
AM_RANGE(0xc800, 0xc9ff) AM_WRITEONLY AM_SHARE("spriteram") // bigger or mirrored?
AM_RANGE(0xd000, 0xd000) AM_READ_PORT("IN0") AM_DEVWRITE("irem_audio", irem_audio_device, cmd_w)
AM_RANGE(0xd001, 0xd001) AM_READ_PORT("IN1") AM_WRITE(alpha1v_flipscreen_w)
@ -422,6 +423,8 @@ static MACHINE_CONFIG_DERIVED( alpha1v, m52 )
/* basic machine hardware */
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_PROGRAM_MAP(alpha1v_map)
MCFG_SCREEN_MODIFY("screen")
MCFG_SCREEN_RAW_PARAMS(MASTER_CLOCK/3, 384, 136, 376, 282, 16, 272)
MACHINE_CONFIG_END