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Kuru Kuru Pyon Pyon: Fixed YM2149 sound, fixed some memory map offsets,

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Added some port mirrors, and added/corrected some technical documentation.
[Roberto Fresca, Charles MacDonald]
This commit is contained in:
Roberto Fresca 2012-12-23 07:24:34 +00:00
parent f4b7f17a41
commit 2be3aae598
1 changed files with 30 additions and 29 deletions
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59
src/mame/drivers/kurukuru.c
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@ -125,10 +125,6 @@
will be cleared).
DSW2 bits 5 & 6 (maybe 4 too) seems to change the YM2149 sound quality, as a
side effect. Need to investigate more about...
*******************************************************************************
* How to play...
@ -195,10 +191,8 @@
TODO:
- Hopper emulation.
- Out latch (Hopper emulation?).
- Find why the use of payout always jam. Hopper related?
- Default DIP Switches, once the YM sound degrade issues were solved...
(see general notes about)
******************************************************************************/
@ -224,7 +218,7 @@ public:
UINT8 m_sound_irq_cause;
UINT8 m_adpcm_data;
DECLARE_WRITE8_MEMBER(kurukuru_hopper_w);
DECLARE_WRITE8_MEMBER(kurukuru_out_latch_w);
DECLARE_WRITE8_MEMBER(kurukuru_bankswitch_w);
DECLARE_WRITE8_MEMBER(kurukuru_soundlatch_w);
DECLARE_READ8_MEMBER(kurukuru_soundlatch_r);
@ -306,15 +300,19 @@ static void kurukuru_msm5205_vck(device_t *device)
// Main CPU
WRITE8_MEMBER(kurukuru_state::kurukuru_hopper_w)
WRITE8_MEMBER(kurukuru_state::kurukuru_out_latch_w)
{
/* assume hopper related.
$01 when coin 1 (jams)
$20 when coin 2
$40 when payout (jams) ...check
*/
/*
00-0f is output latch (controls jamma output pins)
assume hopper related:
$01 when coin 1
$20 when coin 2
$40 when payout (jams) ...to check
*/
if (data)
logerror("kurukuru_hopper_w %02X @ %04X\n", data, space.device().safe_pc());
logerror("kurukuru_out_latch_w %02X @ %04X\n", data, space.device().safe_pc());
}
WRITE8_MEMBER(kurukuru_state::kurukuru_bankswitch_w)
@ -332,31 +330,33 @@ WRITE8_MEMBER(kurukuru_state::kurukuru_soundlatch_w)
static ADDRESS_MAP_START( kurukuru_map, AS_PROGRAM, 8, kurukuru_state )
AM_RANGE(0x0000, 0x3fff) AM_ROM
AM_RANGE(0x0000, 0x5fff) AM_ROM
AM_RANGE(0x6000, 0xdfff) AM_ROMBANK("bank1")
AM_RANGE(0xe000, 0xffff) AM_RAM AM_SHARE("nvram")
ADDRESS_MAP_END
static ADDRESS_MAP_START( kurukuru_io, AS_IO, 8, kurukuru_state )
ADDRESS_MAP_GLOBAL_MASK(0xff)
AM_RANGE(0x00, 0x00) AM_WRITE(kurukuru_hopper_w)
AM_RANGE(0x10, 0x10) AM_READ_PORT("DSW1")
AM_RANGE(0x20, 0x20) AM_WRITE(kurukuru_soundlatch_w)
AM_RANGE(0x00, 0x00) AM_MIRROR(0x0f) AM_WRITE(kurukuru_out_latch_w)
AM_RANGE(0x10, 0x10) AM_MIRROR(0x0f) AM_READ_PORT("DSW1")
AM_RANGE(0x20, 0x20) AM_MIRROR(0x0f) AM_WRITE(kurukuru_soundlatch_w)
AM_RANGE(0x80, 0x83) AM_DEVREADWRITE( "v9938", v9938_device, read, write )
AM_RANGE(0x90, 0x90) AM_WRITE(kurukuru_bankswitch_w)
AM_RANGE(0xa0, 0xa0) AM_READ_PORT("IN0")
AM_RANGE(0xb0, 0xb0) AM_READ_PORT("IN1")
AM_RANGE(0xc0, 0xc0) AM_DEVWRITE_LEGACY("ym2149", ay8910_address_w)
AM_RANGE(0xc8, 0xc8) AM_DEVREAD_LEGACY("ym2149", ay8910_r)
AM_RANGE(0xd0, 0xd0) AM_DEVWRITE_LEGACY("ym2149", ay8910_data_w)
AM_RANGE(0xa0, 0xa0) AM_MIRROR(0x0f) AM_READ_PORT("IN0") // need mirror confirmation
AM_RANGE(0xb0, 0xb0) AM_MIRROR(0x0f) AM_READ_PORT("IN1")
AM_RANGE(0xc0, 0xc0) AM_MIRROR(0x0f) AM_DEVREADWRITE_LEGACY("ym2149", ay8910_r, ay8910_address_w)
AM_RANGE(0xd0, 0xd0) AM_MIRROR(0x0f) AM_DEVWRITE_LEGACY("ym2149", ay8910_data_w)
ADDRESS_MAP_END
// Audio CPU
WRITE8_MEMBER(kurukuru_state::kurukuru_adpcm_data_w)
{
/*
6-bit latch. only 4 connected...
bit 0-3 = MSM5205 data.
*/
m_adpcm_data = data & 0xf;
}
@ -364,10 +364,11 @@ WRITE8_MEMBER(kurukuru_state::kurukuru_adpcm_reset_w)
{
device_t *device = machine().device("adpcm");
/*
bit 0 = RESET
bit 1 = 4B/3B
bit 2 = S2
bit 3 = S1
6-bit latch. only 4 connected...
bit 0 = RESET
bit 1 = 4B/3B
bit 2 = S2
bit 3 = S1
*/
msm5205_playmode_w(device, BITSWAP8((data>>1), 7,6,5,4,3,0,1,2));
msm5205_reset_w(device, data & 1);