New machines marked as NOT_WORKING

---------------------------------- Liberty Electronics Freedom 220 [Bitsavers]
2025-04-20 15:32:45 +03:00 · 2023-04-11 13:26:43 +02:00 · 2023-04-11 13:26:43 +02:00 · b3f0bf10b0
commit b3f0bf10b0
parent 33b285d179
2 changed files with 169 additions and 0 deletions
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@ -40922,6 +40922,9 @@ fk1                             //
@source:skeleton/freedom120.cpp
 free120                         // (c) 1993 Liberty Electronics

+@source:skeleton/freedom220.cpp
+free220                         // (c) 1984 Liberty Electronics
+
@source:skeleton/fs3216.cpp
 fs3216                          //

--- a/src/mame/skeleton/freedom220.cpp
+++ b/src/mame/skeleton/freedom220.cpp
@ -0,0 +1,166 @@
+// license: BSD-3-Clause
+// copyright-holders: Dirk Best
+/****************************************************************************
+
+    Liberty Electronics Freedom 220 Video Display Terminal
+
+    VT220 compatible serial terminal
+
+    Hardware:
+    - Z8400A Z80A
+    - 4 MHz XTAL (next to CPU)
+    - 3x 2764 (next to CPU)
+    - 6x TMM2016AP-10 or D446C-2 (2k)
+    - SCN2674B
+    - SCB2675B
+    - 2x 2732A (next to CRT controller)
+    - 2x S68B10P (128 byte SRAM)
+    - M5L8253P-5
+    - 3x D8251AC
+    - 18.432 MHz XTAL
+
+    Keyboard:
+    - SCN8050 (8039)
+    - 2716 labeled "121"
+    - UA555TC
+    - Speaker
+
+    External:
+    - DB25 connector "Main Port"
+    - DB25 connector "Auxialiary Port"
+    - Keyboard connector
+    - Expansion slot
+
+    TODO:
+    - Everything
+
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/z80/z80.h"
+#include "emupal.h"
+#include "screen.h"
+
+
+namespace {
+
+
+//**************************************************************************
+//  TYPE DEFINITIONS
+//**************************************************************************
+
+class freedom220_state : public driver_device
+{
+public:
+	freedom220_state(const machine_config &mconfig, device_type type, const char *tag) :
+		driver_device(mconfig, type, tag),
+		m_maincpu(*this, "maincpu")
+	{ }
+
+	void freedom220(machine_config &config);
+
+protected:
+	virtual void machine_start() override;
+	virtual void machine_reset() override;
+
+private:
+	required_device<z80_device> m_maincpu;
+
+	void mem_map(address_map &map);
+	void io_map(address_map &map);
+};
+
+
+//**************************************************************************
+//  ADDRESS MAPS
+//**************************************************************************
+
+void freedom220_state::mem_map(address_map &map)
+{
+	map(0x0000, 0x5fff).rom();
+}
+
+void freedom220_state::io_map(address_map &map)
+{
+}
+
+
+//**************************************************************************
+//  VIDEO EMULATION
+//**************************************************************************
+
+static const gfx_layout char_layout =
+{
+	8, 12,
+	RGN_FRAC(1, 1),
+	1,
+	{ 0 },
+	{ STEP8(0, 1) },
+	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 9*8, 10*8, 11*8 },
+	8 * 16
+};
+
+static GFXDECODE_START(chars)
+	GFXDECODE_ENTRY("chargen", 0, char_layout, 0, 1)
+GFXDECODE_END
+
+
+//**************************************************************************
+//  MACHINE EMULATION
+//**************************************************************************
+
+void freedom220_state::machine_start()
+{
+}
+
+void freedom220_state::machine_reset()
+{
+}
+
+
+//**************************************************************************
+//  MACHINE DEFINTIONS
+//**************************************************************************
+
+void freedom220_state::freedom220(machine_config &config)
+{
+	Z80(config, m_maincpu, 4_MHz_XTAL);
+	m_maincpu->set_addrmap(AS_PROGRAM, &freedom220_state::mem_map);
+	m_maincpu->set_addrmap(AS_IO, &freedom220_state::io_map);
+
+	PALETTE(config, "palette", palette_device::MONOCHROME);
+
+	GFXDECODE(config, "gfxdecode", "palette", chars);
+}
+
+
+//**************************************************************************
+//  ROM DEFINITIONS
+//**************************************************************************
+
+ROM_START( free220 )
+	ROM_REGION(0x6000, "maincpu", 0)
+	ROM_LOAD("m122010__8cdd.ic213", 0x0000, 0x2000, CRC(a1181809) SHA1(0ec0fd30c8a55f0bb9e1c6453120ab9a696f9041))
+	ROM_LOAD("m222010__04c8.ic212", 0x2000, 0x2000, CRC(ddd1e5eb) SHA1(3e3998035721050cd2019474343f072dade6589d))
+	ROM_LOAD("m322010__8121.ic214", 0x4000, 0x2000, CRC(eeaa4b44) SHA1(93402e00205d7220f5e248a902ed92de4bbe6dd8))
+
+	ROM_REGION(0x1000, "chargen", 0)
+	ROM_LOAD("g022010__d64e.bin", 0x0000, 0x1000, CRC(a4482adc) SHA1(98479f6396743da6cf23909ff5a0097e9f021e3b))
+
+	ROM_REGION(0x1000, "unk", 0)
+	ROM_LOAD("t022010__61f0.bin", 0x0000, 0x1000, CRC(00461116) SHA1(79a53a557ea4386b3e85a312731c6c0763ab46cc))
+
+	ROM_REGION(0x800, "keyboard", 0)
+	ROM_LOAD("121.bin", 0x000, 0x800, CRC(ee491f39) SHA1(477eb9f3d3abc89cfc9b5f9a924a794ca48750c4))
+ROM_END
+
+
+} // anonymous namespace
+
+
+//**************************************************************************
+//  SYSTEM DRIVERS
+//**************************************************************************
+
+//    YEAR  NAME     PARENT  COMPAT  MACHINE     INPUT  CLASS             INIT        COMPANY                FULLNAME       FLAGS
+COMP( 1984, free220, 0,      0,      freedom220, 0,     freedom220_state, empty_init, "Liberty Electronics", "Freedom 220", MACHINE_IS_SKELETON )