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-rw-r--r--src/mame/drivers/slc1a.cpp210
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diff --git a/src/mame/drivers/slc1a.cpp b/src/mame/drivers/slc1a.cpp
deleted file mode 100644
index ee05137f3e3..00000000000
--- a/src/mame/drivers/slc1a.cpp
+++ /dev/null
@@ -1,210 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Sandro Ronco
-/***************************************************************************
-
-This appears to be a prototype or alternate version of SLC 1.
-The ROM was first assumed to be VEB SC 1, but unfortunately it isn't.
-
-TODO:
-- merge with slc1.cpp? but hardware differs too much
-- any way to access the "Lern" part?
-- speaker, it's very noisy if hooked up as it is now
-- LED(s)? they're not on digit d7
-- 7seg sometimes flashes
-
-****************************************************************************/
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "machine/z80pio.h"
-#include "sound/dac.h"
-#include "speaker.h"
-
-#include "slc1a.lh"
-
-
-namespace {
-
-class slc1_state : public driver_device
-{
-public:
- slc1_state(const machine_config &mconfig, device_type type, const char *tag) :
- driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_pio(*this, "z80pio"),
- m_dac(*this, "dac"),
- m_keypad(*this, "LINE%u", 1),
- m_digits(*this, "digit%u", 0U)
- { }
-
- void slc1(machine_config &config);
-
-protected:
- virtual void machine_start() override;
-
-private:
- required_device<cpu_device> m_maincpu;
- required_device<z80pio_device> m_pio;
- required_device<dac_bit_interface> m_dac;
- required_ioport_array<8> m_keypad;
-
- output_finder<4> m_digits;
-
- void main_io(address_map &map);
- void main_map(address_map &map);
-
- uint8_t m_matrix;
-
- void matrix_w(uint8_t data);
- void pio_port_a_w(uint8_t data);
- uint8_t pio_port_b_r();
-};
-
-void slc1_state::machine_start()
-{
- m_digits.resolve();
-
- m_matrix = 0;
- save_item(NAME(m_matrix));
-}
-
-/***************************************************************************
-
- Display
-
-***************************************************************************/
-
-void slc1_state::pio_port_a_w(uint8_t data)
-{
- // digit segment data
- uint8_t digit = bitswap<8>(data,3,4,6,0,1,2,7,5);
-
- if (m_matrix & 0x04)
- m_digits[3] = digit;
- if (m_matrix & 0x08)
- m_digits[2] = digit;
- if (m_matrix & 0x10)
- m_digits[1] = digit;
- if (m_matrix & 0x20)
- m_digits[0] = digit;
-}
-
-
-/***************************************************************************
-
- Keyboard
-
-***************************************************************************/
-
-void slc1_state::matrix_w(uint8_t data)
-{
- // d1: speaker out
- //m_dac->write(BIT(data, 1));
-
- // keypad/led mux
- m_matrix = data;
-}
-
-uint8_t slc1_state::pio_port_b_r()
-{
- uint8_t data = 0;
-
- // read keypad matrix
- for (int i = 0; i < 8; i++)
- if (BIT(m_matrix, i))
- data |= m_keypad[i]->read();
-
- return data;
-}
-
-
-void slc1_state::main_map(address_map &map)
-{
- map.unmap_value_high();
- map(0x0000, 0x0fff).rom();
- map(0x4000, 0x43ff).ram();
-}
-
-void slc1_state::main_io(address_map &map)
-{
- map.unmap_value_high();
- map.global_mask(0xff);
- map(0x80, 0x83).rw(m_pio, FUNC(z80pio_device::read_alt), FUNC(z80pio_device::write_alt));
- map(0xfc, 0xfc).w(FUNC(slc1_state::matrix_w));
-}
-
-
-/* Input ports */
-
-static INPUT_PORTS_START( slc1 )
- PORT_START("LINE1")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("D4 T") PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_CODE(KEYCODE_D)
-
- PORT_START("LINE2")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("B2 S") PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_CODE(KEYCODE_B)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("F6 K") PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_CODE(KEYCODE_F)
-
- PORT_START("LINE3")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("C3 L") PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_CODE(KEYCODE_C)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("G7") PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_CODE(KEYCODE_G)
-
- PORT_START("LINE4")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("A1 B") PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_CODE(KEYCODE_A)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("E5 D") PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_CODE(KEYCODE_E)
-
- PORT_START("LINE5")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("H8") PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_CODE(KEYCODE_H)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("C") PORT_CODE(KEYCODE_R)
-
- PORT_START("LINE6")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("A") PORT_CODE(KEYCODE_O)
-
- PORT_START("LINE7")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD)
-
- PORT_START("LINE8")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("St") PORT_CODE(KEYCODE_S) PORT_CODE(KEYCODE_BACKSPACE) PORT_CODE(KEYCODE_DEL)
-INPUT_PORTS_END
-
-
-/* Machine config */
-
-void slc1_state::slc1(machine_config &config)
-{
- /* basic machine hardware */
- Z80(config, m_maincpu, 2500000); // U880 Z80 clone
- m_maincpu->set_addrmap(AS_PROGRAM, &slc1_state::main_map);
- m_maincpu->set_addrmap(AS_IO, &slc1_state::main_io);
-
- /* video hardware */
- config.set_default_layout(layout_slc1a);
-
- /* devices */
- Z80PIO(config, m_pio, 2500000);
- m_pio->out_pa_callback().set(FUNC(slc1_state::pio_port_a_w));
- m_pio->in_pb_callback().set(FUNC(slc1_state::pio_port_b_r));
-
- /* sound hardware */
- SPEAKER(config, "speaker").front_center();
- DAC_1BIT(config, m_dac).add_route(ALL_OUTPUTS, "speaker", 0.25);
-}
-
-
-/* ROM definition */
-
-ROM_START( slc1a )
- ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
- ROM_LOAD( "sc1.rom", 0x0000, 0x1000, CRC(26965b23) SHA1(01568911446eda9f05ec136df53da147b7c6f2bf))
-ROM_END
-
-} // anonymous namespace
-
-
-/* Driver */
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY, FULLNAME, FLAGS
-COMP( 1989, slc1a, slc1, 0, slc1, slc1, slc1_state, empty_init, "Dieter Scheuschner", "Schach- und Lerncomputer SLC 1 (prototype?)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE )