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-rw-r--r--src/mame/drivers/br8641.cpp198
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diff --git a/src/mame/drivers/br8641.cpp b/src/mame/drivers/br8641.cpp
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index b58495a71d5..00000000000
--- a/src/mame/drivers/br8641.cpp
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-// license:BSD-3-Clause
-// copyright-holders:Miodrag Milanovic, Robbbert
-/***************************************************************************
-
- Brandt 8641
-
- Currency Counter
-
- 2012-12-24 Skeleton driver. [Micko]
- 2015-09-27 Added devices & inputs based entirely on guesswork [Robbbert]
-
- There seems to be 15 buttons (according to images, I just have board)
- also there are 8 dips currently set at 00011100 (1 is on)
-
- Looks like a LCD display? I think ports 8 & 9 write to it. Also looks
- like the display should say 8641 when machine is turned on.
-
-ToDo:
-- Need manuals, schematics, etc.
-- Artwork
-- Everything
-
-****************************************************************************/
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "machine/z80daisy.h"
-#include "machine/z80ctc.h"
-#include "machine/z80pio.h"
-#include "sound/beep.h"
-#include "speaker.h"
-
-class brandt8641_state : public driver_device
-{
-public:
- brandt8641_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_maincpu(*this, "maincpu")
- , m_pio1(*this, "pio1")
- , m_pio2(*this, "pio2")
- , m_pio3(*this, "pio3")
- , m_ctc(*this, "ctc")
- , m_io_keyboard(*this, "KEY.%u", 0)
- , m_beep(*this, "beeper")
- { }
-
- DECLARE_READ8_MEMBER(port08_r);
- DECLARE_WRITE8_MEMBER(port08_w);
- DECLARE_WRITE8_MEMBER(port09_w);
-
- void brandt8641(machine_config &config);
- void brandt8641_io(address_map &map);
- void brandt8641_mem(address_map &map);
-private:
- uint8_t m_port08;
- uint8_t m_port09;
- required_device<z80_device> m_maincpu;
- required_device<z80pio_device> m_pio1;
- required_device<z80pio_device> m_pio2;
- required_device<z80pio_device> m_pio3;
- required_device<z80ctc_device> m_ctc;
- required_ioport_array<8> m_io_keyboard;
- required_device<beep_device> m_beep;
-};
-
-void brandt8641_state::brandt8641_mem(address_map &map)
-{
- map.unmap_value_high();
- map(0x0000, 0x7fff).rom(); // 27256 at U12
- map(0x8000, 0x9fff).ram(); // 8KB static ram 6264 at U12
-}
-
-void brandt8641_state::brandt8641_io(address_map &map)
-{
- map.unmap_value_high();
- map.global_mask(0xff);
- map(0x04, 0x07).rw(m_pio1, FUNC(z80pio_device::read), FUNC(z80pio_device::write));
- map(0x08, 0x0b).rw(m_pio2, FUNC(z80pio_device::read), FUNC(z80pio_device::write));
- map(0x0c, 0x0f).rw(m_pio3, FUNC(z80pio_device::read), FUNC(z80pio_device::write));
- map(0x10, 0x13).rw(m_ctc, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
- map(0x1E, 0x1F).nopw(); // unknown device
-}
-
-/* Input ports */
-// No idea what each key does
-static INPUT_PORTS_START( brandt8641 )
- PORT_START("KEY.0")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C)
-
- PORT_START("KEY.1")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F)
-
- PORT_START("KEY.2")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I)
-
- PORT_START("KEY.3")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L)
-
- PORT_START("KEY.4")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O)
-
- PORT_START("KEY.5")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R)
-
- PORT_START("KEY.6")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U)
-
- PORT_START("KEY.7")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X)
-INPUT_PORTS_END
-
-READ8_MEMBER( brandt8641_state::port08_r )
-{
- uint8_t i, data = 7;
-
- for (i = 0; i < 8; i++)
- if (BIT(m_port09, i))
- data &= m_io_keyboard[i]->read();
-
- return data | m_port08;
-}
-
-WRITE8_MEMBER( brandt8641_state::port08_w )
-{
- m_port08 = data & 0xf8;
- m_beep->set_state(BIT(data, 4));
-}
-
-WRITE8_MEMBER( brandt8641_state::port09_w )
-{
- m_port09 = data ^ 0xff;
-}
-
-static const z80_daisy_config daisy_chain_intf[] =
-{
- { "pio1" },
- { "pio2" },
- { "pio3" },
- { "ctc" },
- { nullptr }
-};
-
-
-
-void brandt8641_state::brandt8641(machine_config &config)
-{
- /* basic machine hardware */
- Z80(config, m_maincpu, XTAL(4'000'000)); // U4 ,4MHz crystal on board
- m_maincpu->set_addrmap(AS_PROGRAM, &brandt8641_state::brandt8641_mem);
- m_maincpu->set_addrmap(AS_IO, &brandt8641_state::brandt8641_io);
- m_maincpu->set_daisy_config(daisy_chain_intf);
-
- /* sound hardware */
- SPEAKER(config, "mono").front_center();
- BEEP(config, m_beep, 2000).add_route(ALL_OUTPUTS, "mono", 0.50);
-
- // Z80APIO U9
- // Z80APIO U14
- // Z80PIO U7 - unknown which is which
- Z80PIO(config, m_pio1, XTAL(4'000'000));
- m_pio1->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
-
- Z80PIO(config, m_pio2, XTAL(4'000'000));
- m_pio2->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
- m_pio2->in_pa_callback().set(FUNC(brandt8641_state::port08_r));
- m_pio2->out_pa_callback().set(FUNC(brandt8641_state::port08_w));
- m_pio2->out_pb_callback().set(FUNC(brandt8641_state::port09_w));
-
- Z80PIO(config, m_pio3, XTAL(4'000'000));
- m_pio3->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
-
- Z80CTC(config, "ctc", XTAL(4'000'000)); // Z80CTC U8
-}
-
-/* ROM definition */
-ROM_START( br8641 )
- ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
- ROM_LOAD( "v0911he.u11", 0x0000, 0x8000, CRC(59a16951) SHA1(893dba60ec8bfa391fb2d2a30db5d42d601f5eb9))
-ROM_END
-
-/* Driver */
-COMP( 1986, br8641, 0, 0, brandt8641, brandt8641, brandt8641_state, empty_init, "Brandt", "Brandt 8641", MACHINE_NOT_WORKING )