Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-06-05 04:16:28 +03:00
Code Issues Actions 5 Packages Projects Releases Wiki Activity

Added an heuristic table for the PSG in Oli-Boo-Chu, not worth mentioning

Browse Source
This commit is contained in:
Angelo Salese 2009-06-03 20:15:08 +00:00
parent ce4ecc4a78
commit ef95a2f484
1 changed files with 45 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

45
src/mame/drivers/olibochu.c
View File

@ -8,6 +8,47 @@ TODO:
- main->sound cpu communication is completely wrong, commands don't play the
intended sound.
============================================================================
PSG table:
data0 |data1 |sample | possible data trigger
----------------------------------------------------------
0x80 |0x00 | coin |
0x08 |0x00 | opening melody |
0x40 |0x00 | bgm |
0x04 |0x00 | hi-score melody |
0x02 |0x00 | ending melody |
0x01 |0x00 | spot melody |
0x10 |0x00 | clear melody |
0x20 |0x00 | race trap melody |
0x00 |0x80 | extend sound |
0x00 |0x40 | oli paralyze |
0x00 |0x04 | chu out |
0x00 |0x08 | mystery sound |
0x00 |0x01 | oli out |
0x00 |0x10 | chu has food |
0x00 |0x00 | <stop playing> |
-----------------------------------------------------------
0x02? *0xb doesn't do nothing
0x20? *0xc doesn't do nothing
$7004 writes, related to $7000 reads
0x00-0x0f <don't care (retains previous value>
0x10-0x1f 0x28
0x20-0x2f 0x00
0x30-0x3f 0x48
0x40-0x4f 0x00
0x50-0x5f 0x80
0x60-0x6f 0x3a
0x70-0x7f 0x70
0x80-0x8f 0x0f
0x90-0x9f 0x0a
0xa0-0xaf 0x3a
0xb0-0xbf 0x61
0xc0-0xcf 0xca
0xd0-0xdf 0x01
0xe0-0xef 0x14
0xf0-0xff 0x32
***************************************************************************/
#include "driver.h"
@ -181,6 +222,8 @@ static ADDRESS_MAP_START( olibochu_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0x7fff) AM_ROM
AM_RANGE(0x8000, 0x83ff) AM_RAM_WRITE(olibochu_videoram_w) AM_BASE(&videoram)
AM_RANGE(0x8400, 0x87ff) AM_RAM_WRITE(olibochu_colorram_w) AM_BASE(&colorram)
AM_RANGE(0x9000, 0x903f) AM_RAM //???
AM_RANGE(0x9800, 0x983f) AM_RAM //???
AM_RANGE(0xa000, 0xa000) AM_READ_PORT("IN0")
AM_RANGE(0xa001, 0xa001) AM_READ_PORT("IN1")
AM_RANGE(0xa002, 0xa002) AM_READ_PORT("IN2")
@ -199,6 +242,8 @@ static ADDRESS_MAP_START( olibochu_sound_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x6000, 0x63ff) AM_RAM
AM_RANGE(0x7000, 0x7000) AM_READ(soundlatch_r) /* likely ay8910 input port, not direct */
AM_RANGE(0x7000, 0x7001) AM_DEVWRITE("ay", ay8910_address_data_w)
AM_RANGE(0x7004, 0x7004) AM_WRITENOP //sound filter?
AM_RANGE(0x7006, 0x7006) AM_WRITENOP //irq ack?
ADDRESS_MAP_END