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20pacgal.c: Minor information update - no credit please

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This commit is contained in:
Brian Troha 2010-08-05 23:49:58 +00:00
parent 6c6f893c09
commit 40ff891b48
1 changed files with 7 additions and 2 deletions
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9
src/mame/drivers/20pacgal.c
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@ -1,5 +1,6 @@
/***************************************************************************
Pacman - 25th Anniversary Edition
Ms.Pac-Man/Galaga - 20th Anniversary Class of 1981 Reunion
driver by Nicola Salmoria
@ -40,6 +41,9 @@
player start button to start the game. There is minor board difference that the
program code can detect through the Z80 ports to prevent ROM swaps to upgrade
Ms. Pac-Man/Galaga - 20th Anniversary Class of 1981 Reunion boards.
* The above listed joystick manuver for the built-in speed up still works.
* The above listed joystick manuver to enable Pac-Man will still play a
tone, but the effect (if any) is unknown.
***************************************************************************/
@ -210,7 +214,7 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( 20pacgal_io_map, ADDRESS_SPACE_IO, 8 )
ADDRESS_MAP_GLOBAL_MASK(0xff)
AM_RANGE(0x00, 0x3f) AM_NOP /* Z180 internal registers */
AM_RANGE(0x00, 0x3f) AM_NOP /* Z180 internal registers */
AM_RANGE(0x40, 0x7f) AM_NOP /* Z180 internal registers */
AM_RANGE(0x80, 0x80) AM_READ_PORT("P1")
AM_RANGE(0x81, 0x81) AM_READ_PORT("P2")
@ -218,6 +222,7 @@ static ADDRESS_MAP_START( 20pacgal_io_map, ADDRESS_SPACE_IO, 8 )
AM_RANGE(0x80, 0x80) AM_WRITE(watchdog_reset_w)
AM_RANGE(0x81, 0x81) AM_WRITE(timer_pulse_w) /* ??? pulsed by the timer irq */
AM_RANGE(0x82, 0x82) AM_WRITE(irqack_w)
AM_RANGE(0x84, 0x84) AM_NOP /* ?? */
AM_RANGE(0x85, 0x86) AM_WRITEONLY AM_BASE_MEMBER(_20pacgal_state, stars_seed) /* stars: rng seed (lo/hi) */
AM_RANGE(0x87, 0x87) AM_READ_PORT("EEPROMIN") AM_WRITE_PORT("EEPROMOUT")
AM_RANGE(0x88, 0x88) AM_WRITE(ram_bank_select_w)
@ -433,7 +438,7 @@ static DRIVER_INIT(25pacman)
*
*************************************/
GAME( 2000, 25pacman, 0, 20pacgal, 25pacman, 25pacman, ROT90, "Namco", "Pacman - 25th Anniversary Edition (Rev 2.00)", GAME_IMPERFECT_GRAPHICS | GAME_SUPPORTS_SAVE)
GAME( 2005, 25pacman, 0, 20pacgal, 25pacman, 25pacman, ROT90, "Namco", "Pacman - 25th Anniversary Edition (Rev 2.00)", GAME_IMPERFECT_GRAPHICS | GAME_SUPPORTS_SAVE)
GAME( 2000, 20pacgal, 0, 20pacgal, 20pacgal, 20pacgal, ROT90, "Namco", "Ms. Pac-Man/Galaga - 20th Anniversary Class of 1981 Reunion (V1.08)", GAME_IMPERFECT_GRAPHICS | GAME_SUPPORTS_SAVE)
GAME( 2000, 20pacgalr4, 20pacgal, 20pacgal, 20pacgal, 20pacgal, ROT90, "Namco", "Ms. Pac-Man/Galaga - 20th Anniversary Class of 1981 Reunion (V1.04)", GAME_IMPERFECT_GRAPHICS | GAME_SUPPORTS_SAVE)