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Diffstat (limited to 'src/mame/drivers/codata.c')
-rw-r--r--src/mame/drivers/codata.c113
1 files changed, 113 insertions, 0 deletions
diff --git a/src/mame/drivers/codata.c b/src/mame/drivers/codata.c
new file mode 100644
index 00000000000..91c7459f450
--- /dev/null
+++ b/src/mame/drivers/codata.c
@@ -0,0 +1,113 @@
+// license:BSD-3-Clause
+// copyright-holders:Robbbert
+/***************************************************************************
+
+ Contel Codata Corporation Codata
+
+ 2010-01-11 Skeleton driver.
+ 2013-08-26 Connected to a terminal.
+
+ Chips: uPD7201C, AM9513, SCN68000. Crystal: 16 MHz
+
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/m68000/m68000.h"
+#include "machine/terminal.h"
+
+#define TERMINAL_TAG "terminal"
+
+class codata_state : public driver_device
+{
+public:
+ codata_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_p_base(*this, "rambase"),
+ m_terminal(*this, TERMINAL_TAG),
+ m_maincpu(*this, "maincpu")
+ {
+ }
+
+ DECLARE_READ16_MEMBER(keyin_r);
+ DECLARE_READ16_MEMBER(status_r);
+ DECLARE_WRITE8_MEMBER(kbd_put);
+private:
+ UINT8 m_term_data;
+ virtual void machine_reset();
+ required_shared_ptr<UINT16> m_p_base;
+ required_device<generic_terminal_device> m_terminal;
+ required_device<cpu_device> m_maincpu;
+};
+
+static ADDRESS_MAP_START(codata_mem, AS_PROGRAM, 16, codata_state)
+ ADDRESS_MAP_UNMAP_HIGH
+ AM_RANGE(0x000000, 0x0fffff) AM_RAM AM_SHARE("rambase")
+ AM_RANGE(0x200000, 0x203fff) AM_ROM AM_REGION("user1", 0);
+ AM_RANGE(0x400000, 0x403fff) AM_ROM AM_REGION("user1", 0x4000);
+ AM_RANGE(0x600000, 0x600001) AM_READ(keyin_r) AM_DEVWRITE8(TERMINAL_TAG, generic_terminal_device, write, 0xff00)
+ AM_RANGE(0x600002, 0x600003) AM_READ(status_r)
+ //AM_RANGE(0x600000, 0x600003) uPD7201 SIO
+ //AM_RANGE(0x800000, 0x800003) AM9513 5 channel timer
+ //AM_RANGE(0xa00000, 0xbfffff) page map (rw)
+ //AM_RANGE(0xc00000, 0xdfffff) segment map (rw), context register (r)
+ //AM_RANGE(0xe00000, 0xffffff) context register (w), 16-bit parallel input port (r)
+ADDRESS_MAP_END
+
+/* Input ports */
+static INPUT_PORTS_START( codata )
+INPUT_PORTS_END
+
+
+READ16_MEMBER( codata_state::keyin_r )
+{
+ UINT16 ret = m_term_data;
+ m_term_data = 0;
+ return ret << 8;
+}
+
+READ16_MEMBER( codata_state::status_r )
+{
+ return (m_term_data) ? 0x500 : 0x400;
+}
+
+WRITE8_MEMBER( codata_state::kbd_put )
+{
+ m_term_data = data;
+}
+
+void codata_state::machine_reset()
+{
+ UINT8* RAM = memregion("user1")->base();
+ memcpy(m_p_base, RAM, 16);
+ m_term_data = 0;
+ m_maincpu->reset();
+}
+
+static MACHINE_CONFIG_START( codata, codata_state )
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu",M68000, XTAL_16MHz / 2)
+ MCFG_CPU_PROGRAM_MAP(codata_mem)
+
+ /* video hardware */
+ MCFG_DEVICE_ADD(TERMINAL_TAG, GENERIC_TERMINAL, 0)
+ MCFG_GENERIC_TERMINAL_KEYBOARD_CB(WRITE8(codata_state, kbd_put))
+MACHINE_CONFIG_END
+
+/* ROM definition */
+ROM_START( codata )
+ ROM_REGION( 0x8000, "user1", ROMREGION_ERASEFF )
+ ROM_LOAD16_BYTE( "27-0042-01a boot 00 u101 rev 3.6.2 9-28-83.u101", 0x0000, 0x2000, CRC(70014b16) SHA1(19a82000894d79817358d40ae520200e976be310))
+ ROM_LOAD16_BYTE( "27-0043-01a boot 01 u102 rev 3.6.2 9-28-83.u102", 0x4000, 0x2000, CRC(fca9c314) SHA1(2f8970fad479000f28536003867066d6df9e33d9))
+ ROM_LOAD16_BYTE( "27-0044-01a boot e0 u103 rev 3.6.2 9-28-83.u103", 0x0001, 0x2000, CRC(dc5d5cea) SHA1(b3e9248abf89d674c463d21d2f7be34508cf16c2))
+ ROM_LOAD16_BYTE( "27-0045-01a boot e1 u104 rev 3.6.2 9-28-83.u104", 0x4001, 0x2000, CRC(a937e7b3) SHA1(d809bbd437fe7d925325958072b9e0dc33dd36a6))
+
+ ROM_REGION( 0x240, "proms", 0 )
+ ROM_LOAD( "p0.u502", 0x0000, 0x0020, CRC(20eb1183) SHA1(9b268792b28d858d6b6a1b6c4148af88a8d6b735) )
+ ROM_LOAD( "p1.u602", 0x0020, 0x0020, CRC(ee1e5a14) SHA1(0d3346cb3b647fa2475bd7b4fa36ea6ecfdaf805) )
+ ROM_LOAD( "p2.u503", 0x0040, 0x0200, CRC(12d9a6be) SHA1(fca99f9c5afc630ac67cbd4e5ba4e5242b826848) )
+ROM_END
+
+/* Driver */
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
+COMP( 1982, codata, 0, 0, codata, codata, driver_device, 0, "Contel Codata Corporation", "Codata", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)