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-rw-r--r--src/mame/skeleton/juku.cpp560
1 files changed, 0 insertions, 560 deletions
diff --git a/src/mame/skeleton/juku.cpp b/src/mame/skeleton/juku.cpp
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index 99254710472..00000000000
--- a/src/mame/skeleton/juku.cpp
+++ /dev/null
@@ -1,560 +0,0 @@
-// license: BSD-3-Clause
-// copyright-holders: Dirk Best
-/***************************************************************************
-
- Juku E5101
-
- Hardware:
- - КР580ВМ80A
- - КР580ИР82
- - КР580ВА86
- - КР580ВА87
- - КР580ВИ53 x3
- - КР580ВК38
- - КР580ВН59
- - КР580ВВ51A x2
- - КР580ВВ55A x2
-
- Note:
- - In the monitor, enter A to start BASIC and T to boot from disk/network
-
- TODO:
- - Display mode 384x200
- - Work out how the floppy interface really works
- - Sound
- - Tape?
- - Network?
-
-***************************************************************************/
-
-#include "emu.h"
-#include "cpu/i8085/i8085.h"
-#include "machine/74148.h"
-#include "machine/bankdev.h"
-#include "machine/i8251.h"
-#include "machine/i8255.h"
-#include "machine/pic8259.h"
-#include "machine/pit8253.h"
-#include "machine/wd_fdc.h"
-#include "imagedev/floppy.h"
-#include "formats/juku_dsk.h"
-#include "softlist_dev.h"
-#include "screen.h"
-
-
-namespace {
-
-//**************************************************************************
-// TYPE DEFINITIONS
-//**************************************************************************
-
-class juku_state : public driver_device
-{
-public:
- juku_state(const machine_config &mconfig, device_type type, const char *tag) :
- driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_bank(*this, "bank"),
- m_pic(*this, "pic"),
- m_pit(*this, "pit%u", 0U),
- m_pio(*this, "pio%u", 0U),
- m_sio(*this, "sio%u", 0U),
- m_fdc(*this, "fdc"),
- m_floppy(*this, "fdc:%u", 0U),
- m_key_encoder(*this, "keyenc"),
- m_keys(*this, "COL.%u", 0U),
- m_key_special(*this, "SPECIAL")
- { }
-
- void juku(machine_config &config);
-
-protected:
- virtual void machine_start() override;
- virtual void machine_reset() override;
-
-private:
- required_device<i8080a_cpu_device> m_maincpu;
- required_device<address_map_bank_device> m_bank;
- required_device<pic8259_device> m_pic;
- required_device_array<pit8253_device, 3> m_pit;
- required_device_array<i8255_device, 2> m_pio;
- required_device_array<i8251_device, 2> m_sio;
- required_device<kr1818vg93_device> m_fdc;
- required_device_array<floppy_connector, 2> m_floppy;
- required_device<ttl74148_device> m_key_encoder;
- required_ioport_array<16> m_keys;
- required_ioport m_key_special;
-
- void mem_map(address_map &map);
- void bank_map(address_map &map);
- void io_map(address_map &map);
-
- void pio0_porta_w(uint8_t data);
- uint8_t pio0_portb_r();
- void pio0_portc_w(uint8_t data);
- uint8_t m_prev_portc;
-
- uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
-
- static void floppy_formats(format_registration &fr);
- void fdc_drq_w(int state);
- void fdc_cmd_w(uint8_t data);
- uint8_t fdc_data_r();
- void fdc_data_w(uint8_t data);
-
- std::unique_ptr<uint8_t[]> m_ram;
-};
-
-
-//**************************************************************************
-// ADDRESS MAPS
-//**************************************************************************
-
-void juku_state::mem_map(address_map &map)
-{
- map(0x0000, 0xffff).m(m_bank, FUNC(address_map_bank_device::amap8));
-}
-
-void juku_state::bank_map(address_map &map)
-{
- // memory mode 0
- map(0x00000, 0x03fff).rom().region("maincpu", 0);
- map(0x04000, 0x0ffff).bankrw("ram_4000");
- // memory mode 1
- map(0x10000, 0x1ffff).bankrw("ram_0000");
- map(0x1d800, 0x1ffff).bankr("rom_d800");
- // memory mode 2
- map(0x20000, 0x23fff).bankrw("ram_0000");
- map(0x24000, 0x2bfff).rom().region("basic", 0);
- map(0x2c000, 0x2ffff).bankrw("ram_c000");
- map(0x2d800, 0x2ffff).bankr("rom_d800");
- // memory mode 3
- map(0x30000, 0x3ffff).bankrw("ram_0000");
-}
-
-void juku_state::io_map(address_map &map)
-{
- map(0x00, 0x01).rw(m_pic, FUNC(pic8259_device::read), FUNC(pic8259_device::write));
- map(0x04, 0x07).rw(m_pio[0], FUNC(i8255_device::read), FUNC(i8255_device::write));
- map(0x08, 0x0b).rw(m_sio[0], FUNC(i8251_device::read), FUNC(i8251_device::write));
- map(0x0c, 0x0f).rw(m_pio[1], FUNC(i8255_device::read), FUNC(i8255_device::write));
- map(0x10, 0x13).rw(m_pit[0], FUNC(pit8253_device::read), FUNC(pit8253_device::write));
- map(0x14, 0x17).rw(m_pit[1], FUNC(pit8253_device::read), FUNC(pit8253_device::write));
- map(0x18, 0x1b).rw(m_pit[2], FUNC(pit8253_device::read), FUNC(pit8253_device::write));
- map(0x1c, 0x1f).rw(m_fdc, FUNC(fd1793_device::read), FUNC(fd1793_device::write));
- map(0x1c, 0x1c).w(FUNC(juku_state::fdc_cmd_w));
- map(0x1f, 0x1f).rw(FUNC(juku_state::fdc_data_r), FUNC(juku_state::fdc_data_w));
-// map(0x1c, 0x1d).rw(m_sio[1], FUNC(i8251_device::read), FUNC(i8251_device::write));
-}
-
-
-//**************************************************************************
-// INPUT PORT DEFINITIONS
-//**************************************************************************
-
-
-static INPUT_PORTS_START( juku )
- PORT_START("COL.0")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6))
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')// n N
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') // y Y
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') // 6 &
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') // h H
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.1")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') // x X
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') // w W
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') // 2 "
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') // s S
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.2")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4))
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') // v V
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') // r R
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') // 4 $
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') // f F
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.3")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TAB) PORT_CHAR(9)
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ESC) PORT_CHAR(27)
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK) PORT_NAME("CAPS LOCK")
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.4")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5))
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') // b B
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') // t T
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') // 5 %
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') // g G
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.5")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') // z Z
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') // q Q
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') // 1 !
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') // a A
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.6")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3))
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_CHAR(3) // c C
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') // e E
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') // 3 #
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') // d D
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.7")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7))
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') // m M
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') // u U
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR(39) // 7 '
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') // j J
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.8")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL) PORT_NAME("DEL")
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') // ] õ
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("ERASE") // ERASE
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.9")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN))
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') // [ ö
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_NAME("Ä Ü") // Ä Ü
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.10")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP))
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F9) PORT_NAME("õ Õ") // õ Õ
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F10) PORT_NAME("ö Õ") // ö Õ
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F11) PORT_CHAR(':') PORT_CHAR('*') // : *
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.11")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F12) PORT_CHAR(';') PORT_CHAR('+') // ; +
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(32)
- // Picture of machine shows "\ ^" here. You can use Ü to represent ^ in BASIC.
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('\\') PORT_CHAR('^') PORT_NAME("ü Ü") // ü Ü
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') // - =
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_NAME("ä Ä") // ä Ä
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.12")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') // / ?
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT))
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') // p P
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('_') // 0 _
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_NAME("ö Ö") // ö Ö
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.13")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') // . >
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT),8)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') // o O
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') // 9 )
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') // l L
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("COL.14")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8))
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') // , <
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_NAME("LAT RUS") // LAT/RUS
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') // i I
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') // 8 (
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') // k K
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-
- // CONTRDAT?
- PORT_START("COL.15")
- PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("SPECIAL")
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2)
-INPUT_PORTS_END
-
-
-//**************************************************************************
-// VIDEO
-//**************************************************************************
-
-uint32_t juku_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
-{
- for (int y = 0; y < 240; y++)
- for (int x = 0; x < 320; x++)
- bitmap.pix(y, x) = BIT(m_ram[0xd800 + (y * (320 / 8) + x / 8)], 7 - (x % 8)) ? rgb_t::white() : rgb_t::black();
-
- return 0;
-}
-
-
-//**************************************************************************
-// FLOPPY DISK
-//**************************************************************************
-
-void juku_state::floppy_formats(format_registration &fr)
-{
- fr.add_mfm_containers();
- fr.add(FLOPPY_JUKU_FORMAT);
-}
-
-static void juku_floppies(device_slot_interface &device)
-{
- device.option_add("525qd", FLOPPY_525_QD);
- device.option_add("525ssqd", FLOPPY_525_SSQD);
-}
-
-void juku_state::fdc_drq_w(int state)
-{
- if (state)
- m_maincpu->set_input_line(INPUT_LINE_HALT, CLEAR_LINE);
-}
-
-void juku_state::fdc_cmd_w(uint8_t data)
-{
- if (BIT(data, 7))
- m_maincpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
-
- m_fdc->cmd_w(data);
-}
-
-uint8_t juku_state::fdc_data_r()
-{
- if (m_fdc->drq_r() == 0)
- {
- // cpu tries to read data without drq active. halt it and reset the
- // pc back to the beginning of the instruction
- m_maincpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
- m_maincpu->set_state_int(i8080_cpu_device::I8085_PC, m_maincpu->pc() - 2);
-
- return 0;
- }
-
- return m_fdc->data_r();
-}
-
-void juku_state::fdc_data_w(uint8_t data)
-{
- m_fdc->data_w(data);
-}
-
-
-//**************************************************************************
-// MACHINE EMULATION
-//**************************************************************************
-
-void juku_state::pio0_porta_w(uint8_t data)
-{
- // 7------- stb
- // -6------ pren
- // --5----- not used?
- // ---4---- audc
- // ----3210 keyboard column
-
- for (int i = 0; i < 6; i++)
- m_key_encoder->input_line_w(i, BIT(m_keys[data & 0x0f]->read(), i));
-
- m_key_encoder->update();
-
-// logerror("porta_w %02x\n", data);
-}
-
-uint8_t juku_state::pio0_portb_r()
-{
- // 7------- ctrl
- // -6------ shift
- // --54---- not used
- // ----321- keyboard data
- // -------0 key pressed
-
- uint8_t data = 0;
-
- data |= m_key_special->read();
- data |= 0x30;
- data |= m_key_encoder->output_r() << 1;
- data |= m_key_encoder->output_valid_r();
-
- return data;
-}
-
-void juku_state::pio0_portc_w(uint8_t data)
-{
- // 7------- (cas?) pof
- // -6------ (cas?) stop
- // --5----- (cas?) rn / floppy drive select
- // ---4---- (cas?) ff / floppy?
- // ----3--- (cas?) play
- // -----2-- (cas?) rec / floppy?
- // ------10 memory mode
-
- for (int i = 2; i < 8; i++)
- if (BIT(data, i) != BIT(m_prev_portc, i))
- logerror("pio0: c%d = %d\n", i, BIT(data, i));
-
- floppy_image_device *floppy = m_floppy[BIT(data, 5)]->get_device();
- m_fdc->set_floppy(floppy);
-
- // the motor is always running for now
- floppy->mon_w(0);
-
-// m_floppy[0]->get_device()->ss_w(BIT(data, 6));
-
- m_bank->set_bank(data & 0x03);
-
- m_prev_portc = data;
-}
-
-void juku_state::machine_start()
-{
- m_ram = std::make_unique<uint8_t[]>(0x10000);
-
- membank("rom_d800")->set_base(memregion("maincpu")->base() + 0x1800);
-
- membank("ram_0000")->set_base(&m_ram[0x0000]);
- membank("ram_4000")->set_base(&m_ram[0x4000]);
- membank("ram_c000")->set_base(&m_ram[0xc000]);
-
- // register for save states
- save_pointer(NAME(m_ram), 0x10000);
- save_item(NAME(m_prev_portc));
-}
-
-void juku_state::machine_reset()
-{
- m_bank->set_bank(0);
- m_key_encoder->enable_input_w(0);
- m_prev_portc = 0;
-}
-
-
-//**************************************************************************
-// MACHINE DEFINTIONS
-//**************************************************************************
-
-void juku_state::juku(machine_config &config)
-{
- // КР580ВМ80A @ 2 MHz
- I8080A(config, m_maincpu, 2000000);
- m_maincpu->set_addrmap(AS_PROGRAM, &juku_state::mem_map);
- m_maincpu->set_addrmap(AS_IO, &juku_state::io_map);
- m_maincpu->in_inta_func().set("pic", FUNC(pic8259_device::acknowledge));
-
- ADDRESS_MAP_BANK(config, m_bank);
- m_bank->set_map(&juku_state::bank_map);
- m_bank->set_data_width(8);
- m_bank->set_addr_width(18);
- m_bank->set_stride(0x10000);
-
- // КР580ВН59
- PIC8259(config, m_pic, 0);
- m_pic->out_int_callback().set_inputline(m_maincpu, 0);
-
- // КР580ВИ53
- PIT8253(config, m_pit[0], 0);
- m_pit[0]->set_clk<0>(16_MHz_XTAL/16);
- m_pit[0]->out_handler<0>().set(m_pit[1], FUNC(pit8253_device::write_clk0));
- m_pit[0]->out_handler<0>().append(m_pit[0], FUNC(pit8253_device::write_gate1));
- m_pit[0]->out_handler<0>().append(m_pit[0], FUNC(pit8253_device::write_gate2));
- m_pit[0]->set_clk<1>(16_MHz_XTAL/16);
- m_pit[0]->set_clk<2>(16_MHz_XTAL/16);
- m_pit[0]->out_handler<2>().set(m_pit[1], FUNC(pit8253_device::write_clk1));
- m_pit[0]->out_handler<2>().append(m_pit[1], FUNC(pit8253_device::write_clk2));
-
- // КР580ВИ53
- PIT8253(config, m_pit[1], 0);
- m_pit[1]->out_handler<0>().set(m_pit[1], FUNC(pit8253_device::write_gate1));
- m_pit[1]->out_handler<0>().append(m_pit[1], FUNC(pit8253_device::write_gate2));
- m_pit[1]->out_handler<1>().set(m_pic, FUNC(pic8259_device::ir5_w));
-
- // КР580ВИ53
- PIT8253(config, m_pit[2], 0);
-
- // КР580ВВ55A
- I8255A(config, m_pio[0]);
- m_pio[0]->out_pa_callback().set(FUNC(juku_state::pio0_porta_w));
- m_pio[0]->in_pb_callback().set(FUNC(juku_state::pio0_portb_r));
- m_pio[0]->out_pc_callback().set(FUNC(juku_state::pio0_portc_w));
-
- // КР580ВВ55A
- I8255A(config, m_pio[1]);
-
- // КР580ВВ51A
- I8251(config, m_sio[0], 0);
- m_sio[0]->rxrdy_handler().set("pic", FUNC(pic8259_device::ir2_w));
- m_sio[0]->txrdy_handler().set("pic", FUNC(pic8259_device::ir3_w));
-
- // КР580ВВ51A (instead of FDC?)
- I8251(config, m_sio[1], 0);
- m_sio[1]->rxrdy_handler().set("pic", FUNC(pic8259_device::ir0_w));
- m_sio[1]->txrdy_handler().set("pic", FUNC(pic8259_device::ir1_w));
-
- screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
- screen.set_refresh_hz(60);
- screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); // not accurate
- screen.set_size(320, 240);
- screen.set_visarea(0, 319, 0, 239);
- screen.set_screen_update(FUNC(juku_state::screen_update));
-
- TTL74148(config, m_key_encoder, 0);
-
- KR1818VG93(config, m_fdc, 1000000);
-// m_fdc->intrq_wr_callback().set(FUNC(juku_state::fdc_intrq_w));
- m_fdc->drq_wr_callback().set(FUNC(juku_state::fdc_drq_w));
- FLOPPY_CONNECTOR(config, "fdc:0", juku_floppies, "525qd", juku_state::floppy_formats);
- FLOPPY_CONNECTOR(config, "fdc:1", juku_floppies, "525qd", juku_state::floppy_formats);
-
- SOFTWARE_LIST(config, "floppy_list").set_original("juku");
-}
-
-
-//**************************************************************************
-// ROM DEFINITIONS
-//**************************************************************************
-
-ROM_START( juku )
- ROM_REGION(0x4000, "maincpu", 0)
- ROM_LOAD("jukurom0.bin", 0x0000, 0x2000, CRC(b26f5080) SHA1(db8bab6ff7143be890d6aaa25d10386dfdac3fc7))
- ROM_LOAD("jukurom1.bin", 0x2000, 0x2000, CRC(b184e253) SHA1(d169acde61f643d7d0780cca0eeaf33ebdf75b92))
-
- ROM_REGION(0x8000, "basic", 0)
- ROM_LOAD("bas0.bin", 0x0000, 0x0800, CRC(c03996cd) SHA1(3c45537c2a1879998e5315b79eb44dcf7c007d69))
- ROM_LOAD("bas1.bin", 0x0800, 0x0800, CRC(d8016869) SHA1(baef9e9c55171a9192bc13d48e3b45394c7780d9))
- ROM_LOAD("bas2.bin", 0x1000, 0x0800, CRC(9a958621) SHA1(08baca27e1ccdb0a441706df267c1f82b82d56ab))
- ROM_LOAD("bas3.bin", 0x1800, 0x0800, CRC(d4ffbf67) SHA1(bced7ff2420f630dbd4cd1c0c83481ed874869f1))
-ROM_END
-
-} // anonymous namespace
-
-
-//**************************************************************************
-// SYSTEM DRIVERS
-//**************************************************************************
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-COMP( 1988, juku, 0, 0, juku, juku, juku_state, empty_init, "Estron", "Juku E5101", MACHINE_NOT_WORKING | MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE)