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author hap <happppp@users.noreply.github.com>2021-06-20 16:58:41 +0200
committer hap <happppp@users.noreply.github.com>2021-06-20 16:58:53 +0200
commite5390ab1fb6225decefa0f062f75d20245723879 (patch)
tree661d0fcb07b233b124856c83463be4797c96b887 /src/mame
parenta0145af82901725f181ddf0fe659588d54b0bbfc (diff)
New machines marked as NOT_WORKING
---------------------------------- LK-3000 [hap, Sean Riddle]
Diffstat (limited to 'src/mame')
-rw-r--r--src/mame/drivers/lk3000.cpp291
-rw-r--r--src/mame/layout/lk3000.lay32
-rw-r--r--src/mame/mame.lst3
-rw-r--r--src/mame/mess.flt1
4 files changed, 327 insertions, 0 deletions
diff --git a/src/mame/drivers/lk3000.cpp b/src/mame/drivers/lk3000.cpp
new file mode 100644
index 00000000000..47a1ab8dbaa
--- /dev/null
+++ b/src/mame/drivers/lk3000.cpp
@@ -0,0 +1,291 @@
+// license:BSD-3-Clause
+// copyright-holders:hap
+// thanks-to:Sean Riddle
+/******************************************************************************
+
+Lexicon LK-3000, a pocket computer.
+It was also licensed to Nixdorf.
+
+Hardware notes:
+- 3870 MCU (Motorola brand) @ 4MHz(2MHz internal)
+- optional extra ROM or RAM
+- 4*Litronix DL 1414 (16*17segs total)
+- 33-button keypad
+
+The CPU and memory is on the cartridge. In theory, any hardware configuration
+is possible, but it looks like they always used a 3870.
+
+cartridge types known:
+- CPU + 4KB ROM (ROM may be unpopulated)
+- CPU + 2*4KB ROM
+- CPU + 1KB battery-backed RAM (2*NEC D444)
+
+******************************************************************************/
+
+#include "emu.h"
+#include "cpu/f8/f8.h"
+#include "machine/f3853.h"
+#include "video/dl1416.h"
+
+// internal artwork
+#include "lk3000.lh"
+
+
+namespace {
+
+class lk3000_state : public driver_device
+{
+public:
+ lk3000_state(const machine_config &mconfig, device_type type, const char *tag) :
+ driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_dl1414(*this, "dl1414_%u", 0),
+ m_inputs(*this, "IN.%u", 0),
+ m_digits(*this, "digit%u", 0U)
+ { }
+
+ void lk3000(machine_config &config);
+
+ // CLR button is tied to MCU RESET pin
+ DECLARE_INPUT_CHANGED_MEMBER(reset_button) { m_maincpu->set_input_line(INPUT_LINE_RESET, newval ? ASSERT_LINE : CLEAR_LINE); }
+
+protected:
+ virtual void machine_start() override;
+
+private:
+ // devices/pointers
+ required_device<cpu_device> m_maincpu;
+ required_device_array<dl1414_device, 4> m_dl1414;
+ required_ioport_array<8> m_inputs;
+ output_finder<16> m_digits;
+
+ void main_map(address_map &map);
+ void main_io(address_map &map);
+
+ template <int N> void update_display(offs_t offset, u16 data);
+
+ u8 p0_r();
+ void p0_w(u8 data);
+ u8 p1_r();
+ void p1_w(u8 data);
+ u8 p4_r();
+ void p4_w(u8 data);
+ u8 p5_r();
+ void p5_w(u8 data);
+
+ u8 m_p0 = 0;
+ u8 m_p1 = 0;
+ u8 m_p4 = 0;
+ u8 m_p5 = 0;
+};
+
+void lk3000_state::machine_start()
+{
+ m_digits.resolve();
+
+ // register for savestates
+ save_item(NAME(m_p0));
+ save_item(NAME(m_p1));
+ save_item(NAME(m_p4));
+ save_item(NAME(m_p5));
+}
+
+
+
+/******************************************************************************
+ I/O
+******************************************************************************/
+
+template <int N>
+void lk3000_state::update_display(offs_t offset, u16 data)
+{
+ m_digits[N * 4 + offset] = data;
+}
+
+u8 lk3000_state::p0_r()
+{
+ return 0;
+}
+
+void lk3000_state::p0_w(u8 data)
+{
+}
+
+u8 lk3000_state::p1_r()
+{
+ u8 data = 0;
+
+ // P10-P13: multiplexed inputs
+ if (m_p4 & 0x10)
+ data |= m_inputs[~m_p4 & 7]->read();
+
+ return data;
+}
+
+void lk3000_state::p1_w(u8 data)
+{
+ // P10-P15,_P15: DL1414 data
+ for (int i = 0; i < 4; i++)
+ m_dl1414[i]->data_w((~data & 0x3f) | (data << 1 & 0x40));
+
+ m_p1 = data;
+}
+
+u8 lk3000_state::p4_r()
+{
+ return 0;
+}
+
+void lk3000_state::p4_w(u8 data)
+{
+ // P40,P41: DL1414 address
+ for (int i = 0; i < 4; i++)
+ m_dl1414[i]->addr_w(~data & 3);
+
+ // P42,P43,GND,P45: 7442 to DL1414 _WR
+ for (int i = 0; i < 4; i++)
+ m_dl1414[i]->wr_w(BIT(1 << (~data >> 2 & 0xb), i));
+
+ // P40,P41,P42,P44: 7442 to keypad mux
+ m_p4 = data;
+}
+
+u8 lk3000_state::p5_r()
+{
+ return 0;
+}
+
+void lk3000_state::p5_w(u8 data)
+{
+}
+
+
+
+/******************************************************************************
+ Address Maps
+******************************************************************************/
+
+void lk3000_state::main_map(address_map &map)
+{
+ map.global_mask(0x7ff);
+ map(0x0000, 0x07ff).rom();
+}
+
+void lk3000_state::main_io(address_map &map)
+{
+ map(0x00, 0x00).rw(FUNC(lk3000_state::p0_r), FUNC(lk3000_state::p0_w));
+ map(0x01, 0x01).rw(FUNC(lk3000_state::p1_r), FUNC(lk3000_state::p1_w));
+ map(0x04, 0x07).rw("psu", FUNC(f38t56_device::read), FUNC(f38t56_device::write));
+}
+
+
+
+/******************************************************************************
+ Input Ports
+******************************************************************************/
+
+static INPUT_PORTS_START( lk3000 )
+ PORT_START("IN.0")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_1)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_2)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_4)
+
+ PORT_START("IN.1")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_5)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_6)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_7)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_8)
+
+ PORT_START("IN.2")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_W)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_E)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_R)
+
+ PORT_START("IN.3")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_T)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_U)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_I)
+
+ PORT_START("IN.4")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_A)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_S)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_D)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F)
+
+ PORT_START("IN.5")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_G)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_H)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_J)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_K)
+
+ PORT_START("IN.6")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_X)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_C)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_V)
+
+ PORT_START("IN.7")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_B)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_N)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_M)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA)
+
+ PORT_START("RESET")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_F1) PORT_CHANGED_MEMBER(DEVICE_SELF, lk3000_state, reset_button, 0) PORT_NAME("clr")
+INPUT_PORTS_END
+
+
+
+/******************************************************************************
+ Machine Configs
+******************************************************************************/
+
+void lk3000_state::lk3000(machine_config &config)
+{
+ // basic machine hardware
+ F8(config, m_maincpu, 4_MHz_XTAL/2);
+ m_maincpu->set_addrmap(AS_PROGRAM, &lk3000_state::main_map);
+ m_maincpu->set_addrmap(AS_IO, &lk3000_state::main_io);
+ m_maincpu->set_irq_acknowledge_callback("psu", FUNC(f38t56_device::int_acknowledge));
+
+ auto &psu(F38T56(config, "psu", 4_MHz_XTAL/2));
+ psu.set_int_vector(0x20);
+ psu.int_req_callback().set_inputline("maincpu", F8_INPUT_LINE_INT_REQ);
+ psu.read_a().set(FUNC(lk3000_state::p4_r));
+ psu.write_a().set(FUNC(lk3000_state::p4_w));
+ psu.read_b().set(FUNC(lk3000_state::p5_r));
+ psu.write_b().set(FUNC(lk3000_state::p5_w));
+
+ // video hardware
+ DL1414T(config, m_dl1414[0], u32(0)).update().set(FUNC(lk3000_state::update_display<0>));
+ DL1414T(config, m_dl1414[1], u32(0)).update().set(FUNC(lk3000_state::update_display<1>));
+ DL1414T(config, m_dl1414[2], u32(0)).update().set(FUNC(lk3000_state::update_display<2>));
+ DL1414T(config, m_dl1414[3], u32(0)).update().set(FUNC(lk3000_state::update_display<3>));
+ config.set_default_layout(layout_lk3000);
+}
+
+
+
+/******************************************************************************
+ ROM Definitions
+******************************************************************************/
+
+ROM_START( lk3000 )
+ ROM_REGION( 0x0800, "maincpu", ROMREGION_ERASE00 )
+ // none here, it's in the module slot
+ //ROM_LOAD("sc80249p_lk3900m", 0x0000, 0x0800, CRC(192edfcf) SHA1(527216b6e15b9ab5f83742f437a5a8d8eef14ce2) ) // will be moved to swlist
+ROM_END
+
+} // anonymous namespace
+
+
+
+/******************************************************************************
+ Drivers
+******************************************************************************/
+
+// YEAR NAME PARENT COMP MACHINE INPUT STATE INIT COMPANY, FULLNAME, FLAGS
+CONS( 1979, lk3000, 0, 0, lk3000, lk3000, lk3000_state, empty_init, "Lexicon", "LK-3000", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW | MACHINE_SUPPORTS_SAVE )
diff --git a/src/mame/layout/lk3000.lay b/src/mame/layout/lk3000.lay
new file mode 100644
index 00000000000..3c263976ee1
--- /dev/null
+++ b/src/mame/layout/lk3000.lay
@@ -0,0 +1,32 @@
+<?xml version="1.0"?>
+<!--
+license:CC0
+-->
+<mamelayout version="2">
+
+ <element name="digit" defstate="0">
+ <led16seg><color red="1.0" green="0.1" blue="0.1" /></led16seg>
+ </element>
+
+ <view name="Internal Layout">
+ <element name="digit15" ref="digit"><bounds x="0" y="0" width="10" height="15" /></element>
+ <element name="digit14" ref="digit"><bounds x="10" y="0" width="10" height="15" /></element>
+ <element name="digit13" ref="digit"><bounds x="20" y="0" width="10" height="15" /></element>
+ <element name="digit12" ref="digit"><bounds x="30" y="0" width="10" height="15" /></element>
+
+ <element name="digit11" ref="digit"><bounds x="40" y="0" width="10" height="15" /></element>
+ <element name="digit10" ref="digit"><bounds x="50" y="0" width="10" height="15" /></element>
+ <element name="digit9" ref="digit"><bounds x="60" y="0" width="10" height="15" /></element>
+ <element name="digit8" ref="digit"><bounds x="70" y="0" width="10" height="15" /></element>
+
+ <element name="digit7" ref="digit"><bounds x="80" y="0" width="10" height="15" /></element>
+ <element name="digit6" ref="digit"><bounds x="90" y="0" width="10" height="15" /></element>
+ <element name="digit5" ref="digit"><bounds x="100" y="0" width="10" height="15" /></element>
+ <element name="digit4" ref="digit"><bounds x="110" y="0" width="10" height="15" /></element>
+
+ <element name="digit3" ref="digit"><bounds x="120" y="0" width="10" height="15" /></element>
+ <element name="digit2" ref="digit"><bounds x="130" y="0" width="10" height="15" /></element>
+ <element name="digit1" ref="digit"><bounds x="140" y="0" width="10" height="15" /></element>
+ <element name="digit0" ref="digit"><bounds x="150" y="0" width="10" height="15" /></element>
+ </view>
+</mamelayout>
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index 7d7d5be5be7..cb976aa4757 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -19869,6 +19869,9 @@ macxl // 1985 Apple Macintosh XL
@source:littlerb.cpp
littlerb // (c) 1993 TCH
+@source:lk3000.cpp
+lk3000
+
@source:lkage.cpp
bygone // A53 (c) 1985 Taito Corporation - prototype ?
lkage // A54 (c) 1984 Taito Corporation
diff --git a/src/mame/mess.flt b/src/mame/mess.flt
index 680c4173e04..daa4524d519 100644
--- a/src/mame/mess.flt
+++ b/src/mame/mess.flt
@@ -536,6 +536,7 @@ lft_phasor.cpp
lg-dvd.cpp
lilith.cpp
lisa.cpp
+lk3000.cpp
llc1.cpp
llc2.cpp
lms46.cpp