new not working machine

-------------------------------------
Trocana [trap15, The Dumping Union]

scripts/target/mame/arcade.lua

@@ -2976,6 +2976,7 @@ files {
 	MAME_DIR .. "src/mame/machine/nmk004.cpp",
 	MAME_DIR .. "src/mame/machine/nmk004.h",
 	MAME_DIR .. "src/mame/video/nmk16.cpp",
+	MAME_DIR .. "src/mame/drivers/nmkmedal.cpp",
 	MAME_DIR .. "src/mame/drivers/quizdna.cpp",
 	MAME_DIR .. "src/mame/includes/quizdna.h",
 	MAME_DIR .. "src/mame/video/quizdna.cpp",

src/mame/arcade.flt

@@ -829,6 +829,7 @@ nitedrvr.cpp
 niyanpai.cpp
 nmg5.cpp
 nmk16.cpp
+nmkmedal.cpp
 norautp.cpp
 notechan.cpp
 nova2001.cpp

src/mame/drivers/nmkmedal.cpp

@@ -0,0 +1,73 @@
+// license:BSD-3-Clause
+// copyright-holders:
+
+// Skeleton driver for medal games on NMK hardware.
+
+#include "emu.h"
+#include "cpu/tlcs90/tlcs90.h"
+#include "sound/okim6376.h"
+#include "speaker.h"
+
+
+/*
+Trocana by NMK / NTC. Possibly distributed by Face?
+
+Video of the game: https://www.youtube.com/watch?v=s63Gokcyn8M
+Recording of some of the music: https://www.youtube.com/watch?v=TZMr-MX_M0w
+
+PCBs:
+
+NMK MEC95110 - maincpu board
+- Toshiba TMP90C041AN
+- 16.5000 MHz XTAL
+- maincpu ROM
+- Oki M6650
+- OKI ROM
+- 8 x connectors
+
+NMK MEC95110-SUB2
+- 4 x connectors
+
+NMK MEC95110-SUB3
+- 3 x connectors
+*/
+
+class nmkmedal_state : public driver_device
+{
+public:
+	nmkmedal_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag),
+		m_maincpu(*this, "maincpu")
+	{ }
+
+private:
+	required_device<cpu_device> m_maincpu;
+};
+
+static ADDRESS_MAP_START( mem_map, AS_PROGRAM, 8, nmkmedal_state )
+	AM_RANGE(0x0000, 0x7fff) AM_ROM AM_REGION("maincpu", 0)
+	AM_RANGE(0xc000, 0xc7ff) AM_RAM
+ADDRESS_MAP_END
+
+static INPUT_PORTS_START( trocana )
+INPUT_PORTS_END
+
+static MACHINE_CONFIG_START( trocana )
+	MCFG_CPU_ADD("maincpu", TMP90841, 16500000 / 2) // actually TMP90C041AN
+	MCFG_CPU_PROGRAM_MAP(mem_map)
+
+	MCFG_SPEAKER_STANDARD_MONO("mono")
+	MCFG_SOUND_ADD("oki", OKIM6376, 16500000 / 16) // actually MSM6650
+	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
+MACHINE_CONFIG_END
+
+ROM_START( trocana)
+	ROM_REGION(0x10000, "maincpu", 0)
+	ROM_LOAD( "TRO1E.u12", 0x00000, 0x10000, CRC(f285043f) SHA1(6691091c1ecdab10c390db1d82c9d1d1dd0ded1f) ) // 1xxxxxxxxxxxxxxx = 0xFF
+
+	ROM_REGION(0x80000, "oki", 0)
+	ROM_LOAD( "TRO2.u16",  0x00000, 0x80000, CRC(c801d8ca) SHA1(f57026f5386467c054299556dd8665e62557aa91) )
+ROM_END
+
+
+GAME( 1996, trocana, 0, trocana, trocana, nmkmedal_state, 0, ROT0, "NTC / NMK", "Trocana", MACHINE_IS_SKELETON_MECHANICAL ) // NMK LTD, NTC LTD, V96313 strings

src/mame/mame.lst

@@ -29927,6 +29927,9 @@ vandykeb                        // bootleg
 vandykejal                      // UPL-90064 (c) Jaleco
 vandykejal2                     // UPL-90064 (c) Jaleco
 
+@source:nmkmedal.cpp
+trocana                         // NTC / NMK
+
 @source:nokia_3310.cpp
 noki3210                        //
 noki3310                        //