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Diffstat (limited to 'src/mame/drivers/a51xx.c')
-rw-r--r--src/mame/drivers/a51xx.c177
1 files changed, 177 insertions, 0 deletions
diff --git a/src/mame/drivers/a51xx.c b/src/mame/drivers/a51xx.c
new file mode 100644
index 00000000000..2155fce0124
--- /dev/null
+++ b/src/mame/drivers/a51xx.c
@@ -0,0 +1,177 @@
+// license:BSD-3-Clause
+// copyright-holders:Miodrag Milanovic
+/***************************************************************************
+
+ A51xx
+
+ 12/05/2009 Skeleton driver.
+
+ http://www.robotrontechnik.de/index.htm?/html/computer/a5120.htm
+ http://www.robotrontechnik.de/index.htm?/html/computer/a5130.htm
+
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/z80/z80.h"
+
+
+class a51xx_state : public driver_device
+{
+public:
+ a51xx_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag) ,
+ m_maincpu(*this, "maincpu") { }
+
+ virtual void machine_reset();
+ virtual void video_start();
+ DECLARE_MACHINE_RESET(a5130);
+ DECLARE_VIDEO_START(a5130);
+ UINT32 screen_update_a5120(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+ UINT32 screen_update_a5130(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+ required_device<cpu_device> m_maincpu;
+};
+
+
+static ADDRESS_MAP_START(a5120_mem, AS_PROGRAM, 8, a51xx_state)
+ ADDRESS_MAP_UNMAP_HIGH
+ AM_RANGE( 0x0000, 0x03ff ) AM_ROM
+ AM_RANGE( 0x0400, 0xffff ) AM_RAM
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( a5120_io, AS_IO, 8, a51xx_state)
+ ADDRESS_MAP_UNMAP_HIGH
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START(a5130_mem, AS_PROGRAM, 8, a51xx_state)
+ ADDRESS_MAP_UNMAP_HIGH
+ AM_RANGE( 0x0000, 0x0fff ) AM_ROM
+ AM_RANGE( 0x1000, 0xffff ) AM_RAM
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( a5130_io, AS_IO, 8, a51xx_state)
+ ADDRESS_MAP_UNMAP_HIGH
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ADDRESS_MAP_END
+
+
+/* Input ports */
+static INPUT_PORTS_START( a5120 )
+INPUT_PORTS_END
+
+
+void a51xx_state::machine_reset()
+{
+}
+
+void a51xx_state::video_start()
+{
+}
+
+UINT32 a51xx_state::screen_update_a5120(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ return 0;
+}
+
+
+/* Input ports */
+static INPUT_PORTS_START( a5130 )
+INPUT_PORTS_END
+
+
+MACHINE_RESET_MEMBER(a51xx_state,a5130)
+{
+}
+
+VIDEO_START_MEMBER(a51xx_state,a5130)
+{
+}
+
+UINT32 a51xx_state::screen_update_a5130(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ return 0;
+}
+
+/* F4 Character Displayer */
+static const gfx_layout a51xx_charlayout =
+{
+ 8, 16, /* 8 x 16 characters */
+ 128, /* 128 characters */
+ 1, /* 1 bits per pixel */
+ { 0 }, /* no bitplanes */
+ /* x offsets */
+ { 0, 1, 2, 3, 4, 5, 6, 7 },
+ /* y offsets */
+ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 1024*8, 1025*8, 1026*8, 1027*8, 1028*8, 1029*8, 1030*8, 1031*8 },
+ 8*8 /* every char takes 2 x 8 bytes */
+};
+
+static GFXDECODE_START( a51xx )
+ GFXDECODE_ENTRY( "chargen", 0x0000, a51xx_charlayout, 0, 1 )
+GFXDECODE_END
+
+static MACHINE_CONFIG_START( a5120, a51xx_state )
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu",Z80, XTAL_4MHz)
+ MCFG_CPU_PROGRAM_MAP(a5120_mem)
+ MCFG_CPU_IO_MAP(a5120_io)
+
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_REFRESH_RATE(50)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
+ MCFG_SCREEN_SIZE(640, 480)
+ MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 480-1)
+ MCFG_SCREEN_UPDATE_DRIVER(a51xx_state, screen_update_a5120)
+ MCFG_SCREEN_PALETTE("palette")
+
+ MCFG_GFXDECODE_ADD("gfxdecode", "palette", a51xx)
+
+ MCFG_PALETTE_ADD_BLACK_AND_WHITE("palette")
+
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_DERIVED( a5130, a5120 )
+ /* basic machine hardware */
+ MCFG_CPU_MODIFY("maincpu")
+ MCFG_CPU_PROGRAM_MAP(a5130_mem)
+ MCFG_CPU_IO_MAP(a5130_io)
+
+ MCFG_MACHINE_RESET_OVERRIDE(a51xx_state,a5130)
+
+ /* video hardware */
+ MCFG_SCREEN_MODIFY("screen")
+ MCFG_SCREEN_UPDATE_DRIVER(a51xx_state, screen_update_a5130)
+
+ MCFG_VIDEO_START_OVERRIDE(a51xx_state,a5130)
+MACHINE_CONFIG_END
+
+/* ROM definition */
+ROM_START( a5120 )
+ ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
+ ROM_SYSTEM_BIOS( 0, "v1", "v1" )
+ ROMX_LOAD( "a5120_v1.rom", 0x0000, 0x0400, CRC(b2b3fee0) SHA1(6198513b263d8a7a867f1dda368b415bb37fcdae), ROM_BIOS(1))
+ ROM_SYSTEM_BIOS( 1, "v2", "v2" )
+ ROMX_LOAD( "a5120_v2.rom", 0x0000, 0x0400, CRC(052386c2) SHA1(e545d30a0882cb7ee7acdbea842b57440552e4a6), ROM_BIOS(2))
+
+ ROM_REGION(0x0800, "chargen",0)
+ ROM_LOAD( "bab47_1_lat.bin", 0x0000, 0x0400, CRC(93220886) SHA1(a5a1ab4e2e06eabc58c84991caa6a1cf55f1462d))
+ ROM_LOAD( "bab46_2_lat.bin", 0x0400, 0x0400, CRC(7a578ec8) SHA1(d17d3f1c182c23e9e9fd4dd56f3ac3de4c18fb1a))
+ROM_END
+
+/* ROM definition */
+ROM_START( a5130 )
+ ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
+ ROM_LOAD( "dzr5130.rom", 0x0000, 0x1000, CRC(4719beb7) SHA1(09295a658b8c5b75b20faea57ad925f69f07a9b5))
+
+ ROM_REGION(0x0800, "chargen",0)
+ ROM_LOAD( "bab47_1_lat.bin", 0x0000, 0x0400, CRC(93220886) SHA1(a5a1ab4e2e06eabc58c84991caa6a1cf55f1462d))
+ ROM_LOAD( "bab46_2_lat.bin", 0x0400, 0x0400, CRC(7a578ec8) SHA1(d17d3f1c182c23e9e9fd4dd56f3ac3de4c18fb1a))
+ROM_END
+
+/* Driver */
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
+COMP( 1982, a5120, 0, 0, a5120, a5120, driver_device, 0, "VEB Robotron", "A5120", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)
+COMP( 1983, a5130, a5120, 0, a5130, a5130, driver_device, 0, "VEB Robotron", "A5130", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)