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-rw-r--r--src/mame/drivers/d400.cpp64
1 files changed, 64 insertions, 0 deletions
diff --git a/src/mame/drivers/d400.cpp b/src/mame/drivers/d400.cpp
new file mode 100644
index 00000000000..d3d943d8eb0
--- /dev/null
+++ b/src/mame/drivers/d400.cpp
@@ -0,0 +1,64 @@
+// license:BSD-3-Clause
+// copyright-holders:
+/***********************************************************************************************************************************
+
+Skeleton driver for Data General Dasher 400 series terminals.
+
+************************************************************************************************************************************/
+
+#include "emu.h"
+#include "cpu/m6809/m6809.h"
+#include "machine/mc68681.h"
+#include "machine/x2212.h"
+
+class d400_state : public driver_device
+{
+public:
+ d400_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, d400_state )
+ AM_RANGE(0x0000, 0x3fff) AM_RAM
+ AM_RANGE(0x4800, 0x48ff) AM_RAM
+ AM_RANGE(0x5000, 0x50ff) AM_RAM
+ AM_RANGE(0x6000, 0x6fff) AM_RAM
+ AM_RANGE(0x7800, 0x780f) AM_DEVREADWRITE("duart", scn2681_device, read, write)
+ AM_RANGE(0x7880, 0x78bf) AM_DEVREADWRITE("novram", x2210_device, read, write)
+ AM_RANGE(0x7c00, 0x7c00) AM_WRITENOP
+ AM_RANGE(0x8000, 0xffff) AM_ROM AM_REGION("maincpu", 0)
+ADDRESS_MAP_END
+
+static INPUT_PORTS_START( d461 )
+INPUT_PORTS_END
+
+static MACHINE_CONFIG_START( d461 )
+ MCFG_CPU_ADD("maincpu", M6809, 4'000'000)
+ MCFG_CPU_PROGRAM_MAP(mem_map)
+
+ MCFG_DEVICE_ADD("novram", X2210, 0)
+
+ MCFG_DEVICE_ADD("duart", SCN2681, XTAL_3_6864MHz)
+MACHINE_CONFIG_END
+
+
+
+/**************************************************************************************************************
+
+Data General D461.
+Chips: SCN2681A, X2210P, 2x HM6116P-2, 2x HM6264P-20, HD68B09EP, CRT9007, 1x 8-sw dip.
+Crystals: 3.6864, 59.2920
+
+***************************************************************************************************************/
+
+ROM_START( d461 )
+ ROM_REGION(0x10000, "maincpu", 0)
+ ROM_LOAD( "dgc_100_5776-05.bin", 0x0000, 0x8000, CRC(fdce2132) SHA1(82eac1751c31f99d4490505e16af5e7e7a52b310) )
+ROM_END
+
+COMP( 1986, d461, 0, 0, d461, d461, d400_state, 0, "Data General", "Dasher D461", MACHINE_IS_SKELETON )