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Diffstat (limited to 'src/mame/drivers/z9001.cpp')
-rw-r--r--src/mame/drivers/z9001.cpp354
1 files changed, 0 insertions, 354 deletions
diff --git a/src/mame/drivers/z9001.cpp b/src/mame/drivers/z9001.cpp
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-// license:BSD-3-Clause
-// copyright-holders:Miodrag Milanovic , Robbbert
-/*************************************************************************************
-
-Robotron Z9001 (KC85/1)
-
-2009-05-12 Skeleton driver.
-2011-07-13 Notes added. You can enter text via terminal input.
- Colour and flashing added.
-2019-06-13 Basic enabled
-
-All input should be in UPPER case.
-
-For KC87_10/11/20/21, type BASIC to start Basic.
-
-The only other kind of acceptable input is a filename that is in 8.3 format and
-begins with a letter. It will say 'start tape'. You can press ^C here to
-escape, or any key to continue.
-
-Some other control keys:
-^B clear input line
-^C break
-^F toggle flashing attribute
-^H backspace
-^L clear screen
-
-
-ToDo:
-- cassette in - interrupt-driven via PIO1
- via astb should cause interrupt but nothing happens.
-- proper keyboard - interrupt-driven via PIO2
- pressing any key should program ctc/2 to a debounce delay and this then causes
- another interrupt which reads keyboard and places ascii character at 0x0025.
-- get rid of temporary code
-
-**************************************************************************************/
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "machine/z80daisy.h"
-#include "imagedev/cassette.h"
-#include "machine/timer.h"
-#include "machine/z80ctc.h"
-#include "machine/z80pio.h"
-#include "sound/beep.h"
-#include "emupal.h"
-#include "screen.h"
-#include "speaker.h"
-
-// temporary
-#include "machine/keyboard.h"
-
-class z9001_state : public driver_device
-{
-public:
- z9001_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_framecnt(0)
- , m_maincpu(*this, "maincpu")
- , m_rom(*this, "maincpu")
- , m_ram(*this, "mainram")
- , m_beeper(*this, "beeper")
- , m_cass(*this, "cassette")
- , m_p_colorram(*this, "colorram")
- , m_p_videoram(*this, "videoram")
- , m_p_chargen(*this, "chargen")
- {
- }
-
- void z9001(machine_config &config);
-
-private:
- void kbd_put(u8 data);
- void port88_w(uint8_t data);
- DECLARE_WRITE_LINE_MEMBER(cass_w);
- TIMER_DEVICE_CALLBACK_MEMBER(timer_callback);
- uint32_t screen_update_z9001(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
-
- void io_map(address_map &map);
- void mem_map(address_map &map);
-
- uint8_t m_framecnt;
- bool m_cassbit;
- virtual void machine_reset() override;
- virtual void machine_start() override;
- memory_passthrough_handler *m_rom_shadow_tap;
- required_device<z80_device> m_maincpu;
- required_region_ptr<u8> m_rom;
- required_shared_ptr<u8> m_ram;
- required_device<beep_device> m_beeper;
- required_device<cassette_image_device> m_cass;
- required_shared_ptr<uint8_t> m_p_colorram;
- required_shared_ptr<uint8_t> m_p_videoram;
- required_region_ptr<u8> m_p_chargen;
-};
-
-void z9001_state::mem_map(address_map &map)
-{
- map.unmap_value_high();
- map(0x0000, 0xe7ff).ram().share("mainram");
- map(0xc000, 0xe7ff).rom().region("maincpu",0x1000);
- map(0xe800, 0xebff).ram().share("colorram");
- map(0xec00, 0xefff).ram().share("videoram");
- map(0xf000, 0xffff).rom().region("maincpu",0);
-}
-
-void z9001_state::io_map(address_map &map)
-{
- map.unmap_value_high();
- map.global_mask(0xff);
- map(0x80, 0x83).mirror(4).rw("ctc", FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
- map(0x88, 0x8B).mirror(4).rw("pio1", FUNC(z80pio_device::read), FUNC(z80pio_device::write));
- map(0x90, 0x93).mirror(4).rw("pio2", FUNC(z80pio_device::read), FUNC(z80pio_device::write));
-}
-
-/* Input ports */
-static INPUT_PORTS_START( z9001 )
-INPUT_PORTS_END
-
-static const z80_daisy_config z9001_daisy_chain[] =
-{
- { "pio2" },
- { "pio1" },
- { "ctc" },
- { nullptr }
-};
-
-//Bits0,1 not connected; 2,3,4,5 go to a connector; 6 goes to 'graphics' LED; 7 goes to speaker.
-void z9001_state::port88_w(uint8_t data)
-{
- m_beeper->set_state(BIT(data, 7));
-}
-
-WRITE_LINE_MEMBER( z9001_state::cass_w )
-{
- if (state)
- {
- m_cassbit ^= 1;
- m_cass->output( m_cassbit ? -1.0 : +1.0);
- }
-}
-
-
-// temporary (prevent freezing when you type an invalid filename)
-TIMER_DEVICE_CALLBACK_MEMBER(z9001_state::timer_callback)
-{
- m_maincpu->space(AS_PROGRAM).write_byte(0x006a, 0);
-}
-
-void z9001_state::machine_reset()
-{
- address_space &program = m_maincpu->space(AS_PROGRAM);
- program.install_rom(0x0000, 0x0fff, m_rom); // do it here for F3
- m_rom_shadow_tap = program.install_read_tap(0xf000, 0xffff, "rom_shadow_r",[this](offs_t offset, u8 &data, u8 mem_mask)
- {
- if (!machine().side_effects_disabled())
- {
- // delete this tap
- m_rom_shadow_tap->remove();
-
- // reinstall ram over the rom shadow
- m_maincpu->space(AS_PROGRAM).install_ram(0x0000, 0x0fff, m_ram);
- }
-
- // return the original data
- return data;
- });
-}
-
-void z9001_state::machine_start()
-{
- save_item(NAME(m_framecnt));
- save_item(NAME(m_cassbit));
-}
-
-uint32_t z9001_state::screen_update_z9001(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
-{
- uint16_t sy=0,ma=0;
- m_framecnt++;
-
- for (uint8_t y = 0; y < 24; y++ )
- {
- for (uint8_t ra = 0; ra < 8; ra++)
- {
- uint16_t *p = &bitmap.pix(sy++);
-
- for (uint16_t x = ma; x < ma + 40; x++)
- {
- uint8_t chr = m_p_videoram[x]; // get char in videoram
- uint8_t gfx = m_p_chargen[(chr<<3) | ra]; // get dot pattern in chargen
- uint8_t col = m_p_colorram[x];
- uint8_t fg = col>>4;
- uint8_t bg = col&15;
-
- /* Check for flashing - swap bg & fg */
- if ((BIT(col, 7)) && (m_framecnt & 0x10))
- {
- bg = fg;
- fg = col&15;
- }
-
- /* Display a scanline of a character */
- *p++ = BIT(gfx, 7) ? fg : bg;
- *p++ = BIT(gfx, 6) ? fg : bg;
- *p++ = BIT(gfx, 5) ? fg : bg;
- *p++ = BIT(gfx, 4) ? fg : bg;
- *p++ = BIT(gfx, 3) ? fg : bg;
- *p++ = BIT(gfx, 2) ? fg : bg;
- *p++ = BIT(gfx, 1) ? fg : bg;
- *p++ = BIT(gfx, 0) ? fg : bg;
- }
- }
- ma+=40;
- }
- return 0;
-}
-
-/* F4 Character Displayer */
-static const gfx_layout charlayout =
-{
- 8, 8, /* 8 x 8 characters */
- 1024, /* 4 x 256 characters */
- 1, /* 1 bits per pixel */
- { 0 }, /* no bitplanes */
- /* x offsets */
- { 0, 1, 2, 3, 4, 5, 6, 7 },
- /* y offsets */
- { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
- 8*8 /* every char takes 8 bytes */
-};
-
-void z9001_state::kbd_put(u8 data)
-{
- m_maincpu->space(AS_PROGRAM).write_byte(0x0025, data);
-}
-
-static GFXDECODE_START( gfx_z9001 )
- GFXDECODE_ENTRY( "chargen", 0x0000, charlayout, 0, 1 )
-GFXDECODE_END
-
-
-void z9001_state::z9001(machine_config &config)
-{
- /* basic machine hardware */
- Z80(config, m_maincpu, XTAL(9'830'400) / 4);
- m_maincpu->set_addrmap(AS_PROGRAM, &z9001_state::mem_map);
- m_maincpu->set_addrmap(AS_IO, &z9001_state::io_map);
- m_maincpu->set_daisy_config(z9001_daisy_chain);
-
- /* video hardware */
- screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
- screen.set_refresh_hz(50);
- screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */
- screen.set_size(40*8, 24*8);
- screen.set_visarea(0, 40*8-1, 0, 24*8-1);
- screen.set_screen_update(FUNC(z9001_state::screen_update_z9001));
- screen.set_palette("palette");
-
- GFXDECODE(config, "gfxdecode", "palette", gfx_z9001);
- PALETTE(config, "palette").set_entries(16);
-
- /* Sound */
- SPEAKER(config, "mono").front_center();
- BEEP(config, "beeper", 800).add_route(ALL_OUTPUTS, "mono", 0.50);
-
- /* Devices */
- generic_keyboard_device &keyboard(GENERIC_KEYBOARD(config, "keyboard", 0));
- keyboard.set_keyboard_callback(FUNC(z9001_state::kbd_put));
- TIMER(config, "z9001_timer").configure_periodic(FUNC(z9001_state::timer_callback), attotime::from_msec(10));
-
- z80pio_device& pio1(Z80PIO(config, "pio1", XTAL(9'830'400) / 4));
- pio1.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
- pio1.out_pa_callback().set(FUNC(z9001_state::port88_w));
-
- z80pio_device& pio2(Z80PIO(config, "pio2", XTAL(9'830'400) / 4)); // keyboard PIO
- pio2.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
-
- z80ctc_device& ctc(Z80CTC(config, "ctc", XTAL(9'830'400) / 4));
- ctc.intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
- ctc.zc_callback<0>().set(FUNC(z9001_state::cass_w));
- ctc.zc_callback<2>().set("ctc", FUNC(z80ctc_device::trg3));
-
- CASSETTE(config, m_cass);
- m_cass->add_route(ALL_OUTPUTS, "mono", 0.05);
-}
-
-/* ROM definition */
-ROM_START( z9001 )
- ROM_REGION( 0x3800, "maincpu", 0 )
- ROM_SYSTEM_BIOS( 0, "orig", "Original" )
- ROMX_LOAD( "os____f0.851", 0x0000, 0x1000, CRC(9fe60a92) SHA1(553609631f5eaa7d6758a73f56c613e280a5b310), ROM_BIOS(0))
- ROM_SYSTEM_BIOS( 1, "rb20", "ROM-Bank System without menu" )
- ROMX_LOAD( "os_rb20.rom", 0x0000, 0x1000, CRC(c783124d) SHA1(c2893ce5bb23b280ba4e982e860586d21de2469b), ROM_BIOS(1))
- ROM_SYSTEM_BIOS( 2, "rb21", "ROM-Bank System with menu" )
- ROMX_LOAD( "os_rb21.rom", 0x0000, 0x1000, CRC(11eec2dd) SHA1(5dbb661bdf4daf92d6c4ffbbdec674e57917e9eb), ROM_BIOS(2))
-
- ROM_REGION( 0x2000, "chargen", 0 )
- ROM_LOAD( "chargen.851", 0x0000, 0x0800, CRC(dd9c0f4e) SHA1(2e4928ba7161f5cce7173b7d2ded3d6596ae2aa2))
- ROM_LOAD( "zg_cga.rom", 0x0800, 0x0800, CRC(697cefb1) SHA1(f57a78a928fe1151b2fedb7f1a93a141195422ff))
- ROM_LOAD( "zg_cgai.rom", 0x1000, 0x0800, CRC(ecadf355) SHA1(4d36fefd335903680c45a5e3f38b969d2e9bb621))
- ROM_LOAD( "zg_de.rom", 0x1800, 0x0800, CRC(71854b0a) SHA1(912bb7d1f8b4582894125e82da080bd9c3b88f34))
-ROM_END
-
-#define rom_kc85_111 rom_z9001
-
-ROM_START( kc87_10 )
- ROM_REGION( 0x3800, "maincpu", 0 )
- ROM_SYSTEM_BIOS( 0, "orig", "Original" )
- ROMX_LOAD( "os____f0.851", 0x0000, 0x1000, CRC(9fe60a92) SHA1(553609631f5eaa7d6758a73f56c613e280a5b310), ROM_BIOS(0))
- ROM_SYSTEM_BIOS( 1, "rb20", "ROM-Bank System without menu" )
- ROMX_LOAD( "os_rb20.rom", 0x0000, 0x1000, CRC(c783124d) SHA1(c2893ce5bb23b280ba4e982e860586d21de2469b), ROM_BIOS(1))
- ROM_SYSTEM_BIOS( 2, "rb21", "ROM-Bank System with menu" )
- ROMX_LOAD( "os_rb21.rom", 0x0000, 0x1000, CRC(11eec2dd) SHA1(5dbb661bdf4daf92d6c4ffbbdec674e57917e9eb), ROM_BIOS(2))
-
- ROM_LOAD( "basic_c0.87a", 0x1000, 0x2800, CRC(c508d45e) SHA1(ea85b53e21429c4cb85cdb81b92f278a8f4eb574))
-
- ROM_REGION( 0x2000, "chargen", 0 )
- ROM_LOAD( "chargen.851", 0x0000, 0x0800, CRC(dd9c0f4e) SHA1(2e4928ba7161f5cce7173b7d2ded3d6596ae2aa2))
- ROM_LOAD( "zg_cga.rom", 0x0800, 0x0800, CRC(697cefb1) SHA1(f57a78a928fe1151b2fedb7f1a93a141195422ff))
- ROM_LOAD( "zg_cgai.rom", 0x1000, 0x0800, CRC(ecadf355) SHA1(4d36fefd335903680c45a5e3f38b969d2e9bb621))
- ROM_LOAD( "zg_de.rom", 0x1800, 0x0800, CRC(71854b0a) SHA1(912bb7d1f8b4582894125e82da080bd9c3b88f34))
-ROM_END
-
-#define rom_kc87_11 rom_kc87_10
-
-ROM_START( kc87_20 )
- ROM_REGION( 0x3800, "maincpu", 0 )
- ROM_SYSTEM_BIOS( 0, "orig", "Original" )
- ROMX_LOAD( "os____f0.87b", 0x0000, 0x1000, CRC(a357d093) SHA1(b1df6b499517c8366a0795030ee800e8a258e938), ROM_BIOS(0))
- ROM_SYSTEM_BIOS( 1, "rb20", "ROM-Bank System without menu" )
- ROMX_LOAD( "os_rb20.rom", 0x0000, 0x1000, CRC(c783124d) SHA1(c2893ce5bb23b280ba4e982e860586d21de2469b), ROM_BIOS(1))
- ROM_SYSTEM_BIOS( 2, "rb21", "ROM-Bank System with menu" )
- ROMX_LOAD( "os_rb21.rom", 0x0000, 0x1000, CRC(11eec2dd) SHA1(5dbb661bdf4daf92d6c4ffbbdec674e57917e9eb), ROM_BIOS(2))
-
- ROM_LOAD( "basic_c0.87b", 0x1000, 0x2800, CRC(9e8f6380) SHA1(8ffecc64ba35c953c93738f8568c83dc6af1ae72))
-
- ROM_REGION( 0x2000, "chargen", 0 )
- ROM_LOAD( "chargen.851", 0x0000, 0x0800, CRC(dd9c0f4e) SHA1(2e4928ba7161f5cce7173b7d2ded3d6596ae2aa2))
- ROM_LOAD( "zg_cga.rom", 0x0800, 0x0800, CRC(697cefb1) SHA1(f57a78a928fe1151b2fedb7f1a93a141195422ff))
- ROM_LOAD( "zg_cgai.rom", 0x1000, 0x0800, CRC(ecadf355) SHA1(4d36fefd335903680c45a5e3f38b969d2e9bb621))
- ROM_LOAD( "zg_de.rom", 0x1800, 0x0800, CRC(71854b0a) SHA1(912bb7d1f8b4582894125e82da080bd9c3b88f34))
-ROM_END
-
-#define rom_kc87_21 rom_kc87_20
-
-/* Driver */
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-COMP( 1984, z9001, 0, 0, z9001, z9001, z9001_state, empty_init, "Robotron", "Z9001 (KC 85/1.10)", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )
-COMP( 1986, kc85_111, z9001, 0, z9001, z9001, z9001_state, empty_init, "Robotron", "KC 85/1.11", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )
-COMP( 1987, kc87_10, z9001, 0, z9001, z9001, z9001_state, empty_init, "Robotron", "KC 87.10", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )
-COMP( 1987, kc87_11, z9001, 0, z9001, z9001, z9001_state, empty_init, "Robotron", "KC 87.11", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )
-COMP( 1987, kc87_20, z9001, 0, z9001, z9001, z9001_state, empty_init, "Robotron", "KC 87.20", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )
-COMP( 1987, kc87_21, z9001, 0, z9001, z9001, z9001_state, empty_init, "Robotron", "KC 87.21", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )