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// license:LGPL-2.1+
// copyright-holders:Tomasz Slanina
/*
Taiwan Chess Legend
Uniwang, 1995
Preliminary driver by Tomasz Slanina
PCB Layout
----------
|-----------------------------------------------|
| AY8930 DSW5 TCL.1E |
| DSW4 TCL.3E TCL.3F TCL.3H |
| DSW3 TCL.4E TCL.4F TCL.4H |
| DSW2 6116 |
| DSW1 6116 6116 |
| 6116 |
| 8255 12MHz |
| |
| |
| TCL_PR3.9E |
| |
| 8255 PAL |
| |
| PAL |
| BATTERY LATTICE |
| PAL PLSI 1016 Z80 PAL |
| TCL_PR1.15C PAL |
| SW1 TCL_PR2.16C 6116 TCL.16F |
|-----------------------------------------------|
Notes:
Z80 Clock: 3.000MHz
VSync: 60Hz
HSync: 15.15kHz
This appears to be based off a Blue
Dyna Cherry Master board -- emualted goldstar.c
but with extra protection (the sub-board with CPU)
*/
#include "emu.h"
#include "cpu/z80/z80.h"
#include "machine/i8255.h"
#include "sound/ay8910.h"
class tcl_state : public driver_device
{
public:
tcl_state(const machine_config &mconfig, device_type type, std::string tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu") { }
DECLARE_DRIVER_INIT(tcl);
virtual void video_start() override;
UINT32 screen_update_tcl(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
required_device<cpu_device> m_maincpu;
};
void tcl_state::video_start()
{
}
UINT32 tcl_state::screen_update_tcl(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
return 0;
}
static ADDRESS_MAP_START( tcl_map, AS_PROGRAM, 8, tcl_state )
AM_RANGE(0x0000, 0x7fff) AM_ROM /* bfff ? */
ADDRESS_MAP_END
static INPUT_PORTS_START( tcl )
PORT_START("IN0")
INPUT_PORTS_END
static const gfx_layout charlayout =
{
8,8,
RGN_FRAC(1,3),
3,
{ 0, RGN_FRAC(1,3), RGN_FRAC(2,3) },
{ 0, 1, 2, 3, 4, 5, 6, 7 },
{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
8*8
};
static const gfx_layout charlayout2 =
{
8,8,
RGN_FRAC(1,4),
4,
{ 0, RGN_FRAC(1,4), RGN_FRAC(2,4), RGN_FRAC(3,4)},
{ 0, 1, 2, 3, 4, 5, 6, 7 },
{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
8*8
};
static GFXDECODE_START( tcl )
GFXDECODE_ENTRY( "gfx1", 0, charlayout, 0, 16 )
GFXDECODE_ENTRY( "gfx2", 0, charlayout2, 0, 16 ) /* wrong */
GFXDECODE_END
static MACHINE_CONFIG_START( tcl, tcl_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", Z80,12000000/4)
MCFG_CPU_PROGRAM_MAP(tcl_map)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(32*8, 32*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1)
MCFG_SCREEN_UPDATE_DRIVER(tcl_state, screen_update_tcl)
MCFG_SCREEN_PALETTE("palette")
MCFG_GFXDECODE_ADD("gfxdecode", "palette", tcl)
MCFG_PALETTE_ADD("palette", 16*16)
MCFG_DEVICE_ADD("ppi8255_0", I8255A, 0)
MCFG_DEVICE_ADD("ppi8255_1", I8255A, 0)
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("aysnd", AY8910, 12000000/6)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30)
MACHINE_CONFIG_END
/***************************************************************************
Game driver(s)
***************************************************************************/
ROM_START( tcl )
ROM_REGION( 0x10000*2, "maincpu", 0 )
ROM_LOAD( "tcl.16f", 0x00000, 0x20000, CRC(8e694a58) SHA1(7a3c20a7c740065b71fe66ec581edce0dd32f145) )
ROM_REGION( 0x8000*3, "gfx1", 0 )
ROM_LOAD( "tcl.1e", 0x00000, 0x8000, CRC(37edf9b8) SHA1(9225728116d6edfe8476e565a12e1f1e59766d26) )
ROM_LOAD( "tcl.3e", 0x08000, 0x8000, CRC(396298cf) SHA1(0ee306179a9d3dd84f7e5799527e6825d2979ddb) )
ROM_LOAD( "tcl.4e", 0x10000, 0x8000, CRC(f880101c) SHA1(8417410a7dcb304a88e98f9199f44a4df1ee3fb7) )
ROM_REGION( 0x2000*4, "gfx2", 0 ) /* ??? */
ROM_LOAD( "tcl.3f", 0x0000, 0x2000, CRC(c290c1eb) SHA1(00eb5ff46affe01f240081211b7f9a40e9f76bd8) )
ROM_LOAD( "tcl.4f", 0x2000, 0x2000, CRC(225e0148) SHA1(26d8db263b1957fc6b2204765c8aa1f10f44b591) )
ROM_LOAD( "tcl.3h", 0x4000, 0x2000, CRC(ee63d380) SHA1(c1d9ca4584bb2ef0fa85e2afb0876040b473a924) )
ROM_LOAD( "tcl.4h", 0x6000, 0x2000, CRC(6afa36a1) SHA1(a87423f01dbf9b1e69feb049d6ae3fd63321ee1a) )
ROM_REGION( 0x100*3, "proms", 0 )
ROM_LOAD( "tcl_pr1.15c", 0x000, 0x100, CRC(21eb5b19) SHA1(9b8425bdb97f11f4855c998c7792c3291fd07470) )
ROM_LOAD( "tcl_pr2.16c", 0x100, 0x100, CRC(0489b760) SHA1(78f8632b17a76335183c5c204cdec856988368b0) )
ROM_LOAD( "tcl_pr3.9e", 0x200, 0x100, CRC(50ec383b) SHA1(ae95b92bd3946b40134bcdc22708d5c6b0f4c23e) )
ROM_END
#define ROL(x,n) (BITSWAP8((x),(7+8-n)&7,(6+8-n)&7,(5+8-n)&7,(4+8-n)&7,(3+8-n)&7,(2+8-n)&7,(1+8-n)&7,(0+8-n)&7))
#define WRITEDEST( n ) \
dest[idx]=n; \
dest[idx+0x10000]=(n)^0xff; \
idx++;
DRIVER_INIT_MEMBER(tcl_state,tcl)
{
/* only the first part is decrypted (and verified)*/
UINT8 *dest = memregion("maincpu")->base();
int len = memregion("maincpu")->bytes();
dynamic_buffer src(len);
int i,idx=0;
memcpy(&src[0], dest, len);
for(i=0;i<64*1024;i+=4)
{
if(i&0x8000)
{
WRITEDEST(ROL(src[idx]^0x44,4)); // abcdefgh -> aFghaBcd
WRITEDEST(ROL(src[idx]^0x44,7)); // abcdefgh -> haBcdeFg
WRITEDEST(ROL(src[idx]^0x44,2)); // abcdefgh -> cdeFghaB
WRITEDEST((src[idx]^0x44)^0xf0); // abcdefgh -> AbCEeFgh
}
else
{
WRITEDEST(ROL(src[idx]^0x11,4)); // abcdefgh -> efgHabcD
WRITEDEST(ROL(src[idx]^0x11,7)); // abcdefgh -> HabcDefg
WRITEDEST(ROL(src[idx]^0x11,2)); // abcdefgh -> cDefgHab
WRITEDEST((src[idx]^0x11)^0xf0); // abcdefgh -> ABCdefgH
}
}
}
GAME( 1995, tcl, 0, tcl, tcl, tcl_state, tcl, ROT0, "Uniwang", "Taiwan Chess Legend", MACHINE_NOT_WORKING )
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