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Diffstat (limited to 'src/mame/drivers/kawai_r100.cpp')
-rw-r--r--src/mame/drivers/kawai_r100.cpp64
1 files changed, 64 insertions, 0 deletions
diff --git a/src/mame/drivers/kawai_r100.cpp b/src/mame/drivers/kawai_r100.cpp
new file mode 100644
index 00000000000..6b960f4be30
--- /dev/null
+++ b/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)