New machines marked as NOT_WORKING

----------------------------------
Kawai R-100 Digital Drum Machine [DBWBP]

scripts/target/mame/mess.lua

@@ -2612,6 +2612,7 @@ files {
 	MAME_DIR .. "src/mame/drivers/kawai_k1.cpp",
 	MAME_DIR .. "src/mame/drivers/kawai_k4.cpp",
 	MAME_DIR .. "src/mame/drivers/kawai_k5.cpp",
+	MAME_DIR .. "src/mame/drivers/kawai_r100.cpp",
 }
 
 createMESSProjects(_target, _subtarget, "kaypro")

src/mame/drivers/kawai_r100.cpp

@@ -0,0 +1,64 @@
+// license:BSD-3-Clause
+// copyright-holders:AJR
+/***************************************************************************
+
+    Skeleton driver for Kawai R-100 drum machine.
+
+***************************************************************************/
+
+#include "emu.h"
+#include "cpu/m6502/m3745x.h"
+#include "machine/nvram.h"
+
+class kawai_r100_state : public driver_device
+{
+public:
+	kawai_r100_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag)
+		, m_maincpu(*this, "maincpu")
+	{
+	}
+
+	void r100(machine_config &config);
+
+private:
+	void main_map(address_map &map);
+	//void data_map(address_map &map);
+
+	required_device<m740_device> m_maincpu;
+};
+
+
+void kawai_r100_state::main_map(address_map &map)
+{
+	map(0x0000, 0x1fff).ram().share("nvram1");
+	map(0x2000, 0x3fff).ram().share("nvram2");
+	map(0x4400, 0xffff).rom().region("program", 0x4400);
+}
+
+
+static INPUT_PORTS_START(r100)
+INPUT_PORTS_END
+
+void kawai_r100_state::r100(machine_config &config)
+{
+	M37450(config, m_maincpu, 16_MHz_XTAL / 2); // FIXME: M50734SP
+	m_maincpu->set_addrmap(AS_PROGRAM, &kawai_r100_state::main_map);
+	//m_maincpu->set_addrmap(AS_DATA, &kawai_r100_state::data_map);
+
+	NVRAM(config, "nvram1", nvram_device::DEFAULT_ALL_0); // MB8464-15LL-SK + battery	
+	NVRAM(config, "nvram2", nvram_device::DEFAULT_ALL_0); // MB8464-15LL-SK + battery	
+
+	//M60009_AGU_DGU(config, "pcm", 5_MHz_XTAL);
+}
+
+ROM_START(r100)
+	ROM_REGION(0x10000, "program", 0) // Revision B
+	ROM_LOAD("kawai_6p13b.u18", 0x00000, 0x08000, CRC(53d288a0) SHA1(25d5bcaf4b5146d13c9d75313d3110776dd4e237)) // D27C256AD-20
+	ROM_LOAD("kawai_6p14b.u16", 0x08000, 0x08000, CRC(777889bb) SHA1(30fb93afcc2e8738bcc6f991081f269953e49b15)) // D27C256AD-20
+
+	ROM_REGION(0x80000, "pcm", 0)
+	ROM_LOAD("kawai_mn234001kaa.u20", 0x00000, 0x80000, CRC(aaf1805e) SHA1(5894b4cb03e17a5aa8c2b0c9b1b3d9285009a1c3))
+ROM_END
+
+SYST(1987, r100, 0, 0, r100, r100, kawai_r100_state, empty_init, "Kawai Musical Instrument Manufacturing", "R-100 Digital Drum Machine", MACHINE_IS_SKELETON)

src/mame/mame.lst

@@ -18494,6 +18494,9 @@ k4r                             //
 k5                              //
 k5m                             //
 
+@source:kawai_r100.cpp
+r100                            //
+
 @source:kaypro.cpp
 kaypro1                         // Kaypro 1
 kaypro10                        // Kaypro 10/83

src/mame/mess.flt

@@ -439,6 +439,7 @@ k8915.cpp
 kawai_k1.cpp
 kawai_k4.cpp
 kawai_k5.cpp
+kawai_r100.cpp
 kaypro.cpp
 kc.cpp
 kdt6.cpp