summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/bbcbc.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/drivers/bbcbc.cpp')
-rw-r--r--src/mame/drivers/bbcbc.cpp184
1 files changed, 0 insertions, 184 deletions
diff --git a/src/mame/drivers/bbcbc.cpp b/src/mame/drivers/bbcbc.cpp
deleted file mode 100644
index acaa2c13f4a..00000000000
--- a/src/mame/drivers/bbcbc.cpp
+++ /dev/null
@@ -1,184 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Incog, Robbbert
-/***************************************************************************
-
- bbcbc.c
-
- BBC Bridge Companion
-
- Inputs hooked up - 2009-03-14 - Robbbert
- Clock Freq added - 2009-05-18 - incog
-
- From the Operations Manual, Page 1:
-
- The BBC BRIDGE COMPANION and its associated family of
- Cartridges are distributed in the U.K. by:
-
- CONTEMPORARY CHESS COMPUTERS
- 2/3 Noble Corner
- Great West Road
- HOUNSLOW
- Middlesex
- TW5 0PA
-
- (C) 1985 Unicard Ltd.
-
- The title BBC Bridge is under licence from BBC Enterprises Ltd.
-
-***************************************************************************/
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "video/tms9928a.h"
-#include "machine/z80pio.h"
-#include "machine/z80daisy.h"
-#include "bus/generic/slot.h"
-#include "bus/generic/carts.h"
-#include "softlist.h"
-
-class bbcbc_state : public driver_device
-{
-public:
- bbcbc_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_maincpu(*this, "maincpu")
- , m_z80pio(*this, "z80pio")
- , m_buttons(*this, "BUTTONS.%u", 0)
- { }
-
- DECLARE_READ8_MEMBER(input_r);
- DECLARE_WRITE8_MEMBER(input_select_w);
-
- void bbcbc(machine_config &config);
- void io_map(address_map &map);
- void mem_map(address_map &map);
-private:
- uint8_t m_input_select;
- virtual void machine_start() override;
- virtual void machine_reset() override;
- required_device<z80_device> m_maincpu;
- required_device<z80pio_device> m_z80pio;
- required_ioport_array<3> m_buttons;
-};
-
-
-#define MAIN_CLOCK XTAL(4'433'619)
-
-
-void bbcbc_state::mem_map(address_map &map)
-{
- map(0x0000, 0x3fff).rom();
- map(0x4000, 0xbfff).r("cartslot", FUNC(generic_slot_device::read_rom));
- map(0xe000, 0xe7ff).ram();
-}
-
-void bbcbc_state::io_map(address_map &map)
-{
- map.global_mask(0xff);
- map(0x00, 0x7f).lrw8(
- NAME([this](offs_t offset) { return m_z80pio->read(offset >> 5); }),
- NAME([this](offs_t offset, u8 data) { m_z80pio->write(offset >> 5, data); }));
- map(0x80, 0x81).rw("tms9129", FUNC(tms9129_device::read), FUNC(tms9129_device::write));
-}
-
-// Input bits are read through the PIO four at a time, then stored individually in RAM at E030-E03B
-static INPUT_PORTS_START( bbcbc )
- PORT_START("BUTTONS.0")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Pass") PORT_CODE(KEYCODE_A) // Grey button
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Spades") PORT_CODE(KEYCODE_Z) // Grey button
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Clubs") PORT_CODE(KEYCODE_V) // Grey button
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Rdbl") PORT_CODE(KEYCODE_F) // Grey button
- PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("BUTTONS.1")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("NT") PORT_CODE(KEYCODE_S) // Grey button
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Hearts, Up") PORT_CODE(KEYCODE_X) // Grey button
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_NAME("Play, Yes") // Yellow button
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_SELECT) PORT_NAME("Back") // Red button
- PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("BUTTONS.2")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Dbl") PORT_CODE(KEYCODE_D) // Grey button
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("Diamonds, Down") PORT_CODE(KEYCODE_C) // Grey button
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_START) PORT_NAME("Start") // Red button
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_BUTTON2) PORT_NAME("Play, No") // Yellow button
- PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED)
-INPUT_PORTS_END
-
-
-static const z80_daisy_config bbcbc_daisy_chain[] =
-{
- { "z80pio" },
- { nullptr }
-};
-
-
-void bbcbc_state::bbcbc(machine_config &config)
-{
- Z80(config, m_maincpu, 10.6875_MHz_XTAL / 3);
- m_maincpu->set_addrmap(AS_PROGRAM, &bbcbc_state::mem_map);
- m_maincpu->set_addrmap(AS_IO, &bbcbc_state::io_map);
- m_maincpu->set_daisy_config(bbcbc_daisy_chain);
-
- Z80PIO(config, m_z80pio, 10.6875_MHz_XTAL / 3);
- //m_z80pio->out_pa_callback().set(???);
- m_z80pio->in_pb_callback().set(FUNC(bbcbc_state::input_r));
- m_z80pio->out_pb_callback().set(FUNC(bbcbc_state::input_select_w));
-
- tms9129_device &vdp(TMS9129(config, "tms9129", 10.6875_MHz_XTAL));
- vdp.set_screen("screen");
- vdp.set_vram_size(0x4000);
- vdp.int_callback().set_inputline("maincpu", 0);
- SCREEN(config, "screen", SCREEN_TYPE_RASTER);
-
- // Software on ROM cartridges
- GENERIC_CARTSLOT(config, "cartslot", generic_plain_slot, "bbcbc_cart");
- SOFTWARE_LIST(config, "cart_list").set_original("bbcbc");
-}
-
-
-void bbcbc_state::machine_start()
-{
- save_item(NAME(m_input_select));
-}
-
-void bbcbc_state::machine_reset()
-{
- m_input_select = 0xff;
-}
-
-READ8_MEMBER(bbcbc_state::input_r)
-{
- switch (m_input_select)
- {
- case 0xef:
- return m_buttons[0]->read();
- case 0xdf:
- return m_buttons[1]->read();
- case 0xbf:
- return m_buttons[2]->read();
- }
- logerror("Unknown input select: %02x\n", m_input_select);
- return 0xff;
-}
-
-WRITE8_MEMBER(bbcbc_state::input_select_w)
-{
- m_input_select = data;
-}
-
-
-ROM_START( bbcbc )
- ROM_REGION( 0x4000, "maincpu", ROMREGION_ERASEFF )
- ROM_LOAD("br_4_1.ic3", 0x0000, 0x2000, CRC(7c880d75) SHA1(954db096bd9e8edfef72946637a12f1083841fb0))
- ROM_LOAD("br_4_2.ic4", 0x2000, 0x2000, CRC(16a33aef) SHA1(9529f9f792718a3715af2063b91a5fb18f741226))
-ROM_END
-
-/***************************************************************************
-
- Game driver(s)
-
-***************************************************************************/
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-CONS(1985, bbcbc, 0, 0, bbcbc, bbcbc, bbcbc_state, empty_init, "Unicard", "BBC Bridge Companion", MACHINE_NO_SOUND_HW | MACHINE_SUPPORTS_SAVE)