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(MESS) spc1000 : Connected Play button. Added notes.

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This commit is contained in:
Robbbert 2014-02-17 04:02:09 +00:00
parent f4e705346e
commit 32c2989411
3 changed files with 27 additions and 7 deletions
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2
src/lib/formats/apf_apt.c
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@ -20,6 +20,8 @@ recording head."
S19 images are not emulated, however there's no need to as they
are only used to hold cartridge hex dumps.
TXT images can be copy/pasted by using the Paste menu option.
Each byte after conversion becomes bit 7,6,etc to 0, There are
no start or stop bits.

12
src/lib/formats/spc1000_cas.c
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@ -5,6 +5,18 @@
Support for Samsung SPC-1000 cassette images
Tape formats:
TAP: This is a series of 0x30 and 0x31 bytes, representing binary
0 and 1. It includes the header and leaders.
CAS: This format has not been investigated yet.
STA: This format has not been investigated yet, but is assumed to
be the save state of some other emulator.
IPL: This format has not been investigated yet.
********************************************************************/
#include "spc1000_cas.h"

20
src/mess/drivers/spc1000.c
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@ -1,8 +1,15 @@
/***************************************************************************
Samsung SPC-1000 driver by Miodrag Milanovic
Samsung SPC-1000 driver by Miodrag Milanovic
2009-05-10 Preliminary driver.
2014-02-16 Added cassette, many games are playable
ToDo:
- Some games have keyboard problems (e.g. Invaders, Panzerspitze)
- Some games freeze at start (e.g. Super Xevious)
- Find out if any of the unconnected parts of 6000,4000,4001 are used
10/05/2009 Preliminary driver.
****************************************************************************/
@ -31,8 +38,6 @@ public:
DECLARE_WRITE8_MEMBER(spc1000_iplk_w);
DECLARE_READ8_MEMBER(spc1000_iplk_r);
DECLARE_WRITE8_MEMBER(spc1000_video_ram_w);
DECLARE_READ8_MEMBER(spc1000_video_ram_r);
DECLARE_WRITE_LINE_MEMBER(irq_w);
DECLARE_WRITE8_MEMBER(spc1000_gmode_w);
DECLARE_READ8_MEMBER(spc1000_gmode_r);
@ -276,8 +281,9 @@ READ8_MEMBER(spc1000_state::spc1000_mc6847_videoram_r)
READ8_MEMBER( spc1000_state::porta_r )
{
UINT8 data = 0;
if (m_cass->input() > 0.0038)
data |= 0x80;
data |= (m_cass->input() > 0.0038) ? 0x80 : 0;
data |= ((m_cass->get_state() & CASSETTE_MASK_UISTATE) == CASSETTE_PLAY) ? 0x00 : 0x40;
return data;
}
@ -339,7 +345,7 @@ static MACHINE_CONFIG_START( spc1000, spc1000_state )
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("ay8910", AY8910, XTAL_4MHz / 1)
MCFG_SOUND_CONFIG(spc1000_ay_interface)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00)
MCFG_SOUND_WAVE_ADD(WAVE_TAG, "cassette")
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)