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Diffstat (limited to 'src/mame/casio/fp1100.cpp')
-rw-r--r-- | src/mame/casio/fp1100.cpp | 848 |
1 files changed, 848 insertions, 0 deletions
diff --git a/src/mame/casio/fp1100.cpp b/src/mame/casio/fp1100.cpp new file mode 100644 index 00000000000..922c0341b8e --- /dev/null +++ b/src/mame/casio/fp1100.cpp @@ -0,0 +1,848 @@ +// license:BSD-3-Clause +// copyright-holders:Angelo Salese +/************************************************************************************************** + +Casio FP-1000 / FP-1100 (GX-205) + +TODO: +- Keyboard not working, should trigger INTF0 on key pressed (for PF only), main CPU receives + garbage from sub (command protocol 0x04 -> <scancode> -> 0x00 -> 0x00) + As a _ugly_ workaround you can intercept ASCII scancodes from main CPU with bp d18 A=<value> with + any emu::keypost trigger. +- Memory maps and machine configuration for FP-1000 with reduced VRAM; +- Unimplemented instruction PER triggered in sub CPU; +- SCREEN 1 mode has heavy corrupted GFXs and runs at half speed, interlace mode? +- Cassette Load is really not working, uses a complex 6 pin discrete circuitry; +- Sub CPU needs proper WAIT line from uPD7801; +- Main CPU waitstates; +- centronics options (likely): + - FP-1011PL (plotter) + - FP-1012PR (OEM Epson MX-80) + - FP-1014PRK (Kanji printer) + - FP-1017PR (OEM Epson MX-160) + +=================================================================================================== + +Info found at various sites: + +Casio FP-1000 and FP-1100 are "pre-PC" personal computers, with +Cassette, Floppy Disk, Printer and two cartridge/expansion slots. They +had 32K ROM, 64K main RAM, 80x25 text display, 320x200, 640x200, 640x400 +graphics display. Floppy disk is 2x 5 1/4. + +The FP-1000 had 16K videoram and monochrome only. The monitor had a +switch to invert the display (swap foreground and background colours). + +The FP-1100 had 48K videoram and 8 colours. + +Processors: Z80 @ 4MHz, uPD7801G @ 2MHz + +Came with BASIC built in, and you could run CP/M 2.2 from the floppy +disk. + +The keyboard is a separate unit. It contains a beeper. + +**************************************************************************************************/ + +#include "emu.h" + +#include "bus/centronics/ctronics.h" +#include "bus/fp1000/fp1000_exp.h" +#include "cpu/upd7810/upd7810.h" +#include "cpu/z80/z80.h" +#include "imagedev/cassette.h" +#include "machine/gen_latch.h" +#include "machine/input_merger.h" +#include "machine/timer.h" +#include "sound/beep.h" +#include "video/mc6845.h" + +#include "emupal.h" +#include "screen.h" +#include "speaker.h" + +#include "softlist_dev.h" + +#define VERBOSE 0 +#include "logmacro.h" + + +namespace { + +#define MAIN_CLOCK 15.9744_MHz_XTAL + +class fp1100_state : public driver_device +{ +public: + fp1100_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) + , m_maincpu(*this, "maincpu") + , m_subcpu(*this, "sub") + , m_crtc(*this, "crtc") + , m_iplview(*this, "iplview") + , m_workram(*this, "workram") + , m_videoram(*this, "videoram.%u", 0) + , m_palette(*this, "palette") + , m_keyboard(*this, "KEY.%u", 0) + , m_beep(*this, "beeper") + , m_centronics(*this, "centronics") + , m_cassette(*this, "cassette") + , m_slot(*this, "slot.%u", 0) + , m_irqs_int(*this, { "irqs_inta", "irqs_intb", "irqs_intc", "irqs_intd"}) + { } + + void fp1100(machine_config &config); + DECLARE_INPUT_CHANGED_MEMBER(fkey_hit_cb); + +protected: + virtual void machine_start() override ATTR_COLD; + virtual void machine_reset() override ATTR_COLD; + +private: + required_device<cpu_device> m_maincpu; + required_device<upd7801_device> m_subcpu; + required_device<mc6845_device> m_crtc; + memory_view m_iplview; + required_shared_ptr<u8> m_workram; + required_shared_ptr_array<u8, 3> m_videoram; + required_device<palette_device> m_palette; + required_ioport_array<16> m_keyboard; + required_device<beep_device> m_beep; + required_device<centronics_device> m_centronics; + required_device<cassette_image_device> m_cassette; + required_device_array<fp1000_exp_slot_device, 2> m_slot; + required_device_array<input_merger_device, 4> m_irqs_int; + + void main_map(address_map &map) ATTR_COLD; + void io_map(address_map &map) ATTR_COLD; + void sub_map(address_map &map) ATTR_COLD; + + void main_bank_w(u8 data); + void irq_mask_w(u8 data); + void colour_control_w(u8 data); + template <unsigned N> u8 vram_r(offs_t offset); + template <unsigned N> void vram_w(offs_t offset, u8 data); + void kbd_row_w(u8 data); + void porta_w(u8 data); + u8 portb_r(); + u8 portc_r(); + void portc_w(u8 data); + void centronics_busy_w(int state); + + MC6845_UPDATE_ROW(crtc_update_row); + TIMER_DEVICE_CALLBACK_MEMBER(kansas_w); + + u8 m_kbd_row = 0; + u8 m_col_border = 0; + u8 m_col_cursor = 0; + u8 m_col_display = 0; + u8 m_centronics_busy = 0; + u8 m_cassette_data[4]{}; + bool m_sub_irq_status = false; + bool m_cassettebit = false; + bool m_cassetteold = false; + + u8 m_sub_porta = 0; + u8 m_sub_portc = 0; + + u8 m_pending_interrupts = 0; + u8 m_active_interrupts = 0; + u8 m_interrupt_mask = 0; + int m_caps_led_state = 0; + int m_shift_led_state = 0; + + template<int Line> void int_w(int state); + TIMER_CALLBACK_MEMBER(update_interrupts); + IRQ_CALLBACK_MEMBER(restart_cb); + + int m_hsync_state = 0; + bool m_sub_wait = false; + void hsync_cb(int state); +}; + +MC6845_UPDATE_ROW( fp1100_state::crtc_update_row ) +{ + rgb_t const *const palette = m_palette->palette()->entry_list_raw(); + u32 *p = &bitmap.pix(y); + const u8 porta = m_sub_porta; + + if (BIT(porta, 4)) + { // green screen + for (u16 x = 0; x < x_count; x++) + { + u16 const mem = (((ma + x) << 3) + ra) & 0x3fff; + // TODO: ORs contents from the other two layers (for FP-1100 only) + u8 const g = m_videoram[0][mem]; + for (u8 i = 0; i < 8; i++) + { + u8 col = BIT(g, i); + if (x == cursor_x) + col ^= 1; + *p++ = palette[col << 1]; + } + } + } + else + { // RGB screen + for (u16 x = 0; x < x_count; x++) + { + u16 const mem = (((ma + x) << 3) + ra) & 0x3fff; + u8 const b = BIT(porta, 2) ? m_videoram[0][mem] : 0; + u8 const r = BIT(porta, 1) ? m_videoram[1][mem] : 0; + u8 const g = BIT(porta, 0) ? m_videoram[2][mem] : 0; + for (u8 i = 0; i < 8; i++) + { + u8 col = BIT(r, i) | (BIT(g, i) << 1) | (BIT(b, i) << 2); + if (x == cursor_x) + col = m_col_cursor; + *p++ = palette[col]; + } + } + } +} + +/* +d0 - Package select +d1 - Bank select (at boot time) +other bits not used +*/ +void fp1100_state::main_bank_w(u8 data) +{ + m_iplview.select(BIT(data, 1)); + const u8 slot_select = BIT(data, 0); + m_slot[slot_select ^ 1]->select_w(false); + m_slot[slot_select]->select_w(true); +} + +/* + * x--- ---- mask for main to sub (INTF2) + * ---x ---- INTS (sub to main) + * ---- x--- INTD + * ---- -x-- INTC (RS-232C) + * ---- --x- INTB (FDC bus slot irq) + * ---- ---x INTA (FDC bus slot drq) + */ +void fp1100_state::irq_mask_w(u8 data) +{ + m_interrupt_mask = data; + machine().scheduler().synchronize(timer_expired_delegate(FUNC(fp1100_state::update_interrupts), this)); + + // TODO: this handling doesn't seem enough + if (BIT(data, 7) && !m_sub_irq_status) + { + m_subcpu->set_input_line(UPD7810_INTF2, ASSERT_LINE); + LOG("%s: Sub IRQ asserted\n",machine().describe_context()); + m_sub_irq_status = true; + } + else if (!BIT(data, 7) && m_sub_irq_status) + { + m_subcpu->set_input_line(UPD7810_INTF2, CLEAR_LINE); + LOG("%s: Sub IRQ cleared\n",machine().describe_context()); + m_sub_irq_status = false; + } + + LOG("%s: IRQmask=%X\n",machine().describe_context(),data); +} + +// NOTE: BASIC is very picky if it doesn't find a configuration akin to this +// Disregard the "NOT USABLE" for page 0 from service manual (definitely wants offset + 0x9000 there) +void fp1100_state::main_map(address_map &map) +{ + map.unmap_value_high(); + map(0x0000, 0xffff).view(m_iplview); + m_iplview[0](0x0000, 0x7fff).rom().region("ipl", 0); + m_iplview[0](0x8000, 0x8fff).rom().region("basic", 0); + m_iplview[0](0x9000, 0xffff).lr8(NAME([this] (offs_t offset) { return m_workram[offset + 0x9000]; })); + // writes always goes to work RAM + m_iplview[0](0x0000, 0xffff).writeonly().share(m_workram); + m_iplview[1](0x0000, 0xffff).ram().share(m_workram); +} + +void fp1100_state::io_map(address_map &map) +{ + map.unmap_value_high(); + //map(0x0000, 0xfeff) slot memory area +// map(0xff00, 0xff00).mirror(0x7f).rw(FUNC(fp1100_state::slot_id_r), FUNC(fp1100_state::slot_bank_w)); + map(0xff80, 0xff80).mirror(0x7f).r("sub2main", FUNC(generic_latch_8_device::read)); + map(0xff80, 0xff80).mirror(0x1f).w(FUNC(fp1100_state::irq_mask_w)); + map(0xffa0, 0xffa0).mirror(0x1f).w(FUNC(fp1100_state::main_bank_w)); + map(0xffc0, 0xffc0).mirror(0x3f).w("main2sub", FUNC(generic_latch_8_device::write)); +} + +/* +d0,1,2 - border colour (B,R,G) +d3 - not used +d4,5,6 - colour of cursor; or display area (B,R,G) (see d7) +d7 - 1=display area; 0=cursor +*/ +void fp1100_state::colour_control_w(u8 data) +{ + // HACK: change BRG to RGB + data = bitswap<8>(data, 7, 4, 6, 5, 3, 0, 2, 1); + m_col_border = data & 7; + + if (BIT(data, 7)) + m_col_display = (data >> 4) & 7; + else + { + m_col_display = 0; + m_col_cursor = data >> 4; + } +} + +template <unsigned N> u8 fp1100_state::vram_r(offs_t offset) +{ + return m_videoram[N][offset]; +} + +template <unsigned N> void fp1100_state::vram_w(offs_t offset, u8 data) +{ + // NOTE: POST makes sure to punt in FP-1000 mode if this don't XOR the value + m_videoram[N][offset] = ~data; + + if (!machine().side_effects_disabled()) + { + if (!m_sub_wait && m_hsync_state) + { + // TODO: actual uPD7801 WAIT line + m_subcpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE); + m_sub_wait = true; + } + } +} + +/* +d0,1,2,3 - keyboard scan row + - if 13, turn on shift-lock LED + - if 14, turn on caps-lock LED + - if 15, turn off both LEDs +d4 - Beeper +d5 - "3state buffer of key data line (1=open, 0=closed)" +d6,7 - not used +*/ +void fp1100_state::kbd_row_w(u8 data) +{ + m_kbd_row = data; + // guess: expect keyboard in open state for leds + if (BIT(m_kbd_row, 5)) + { + switch(m_kbd_row & 0xf) + { + case 13: m_shift_led_state = 1; break; + case 14: m_caps_led_state = 1; break; + case 15: m_caps_led_state = m_shift_led_state = 0; break; + } + // TODO: to output_finders + //popmessage("%d %d", m_caps_led_state, m_shift_led_state); + } + m_beep->set_state(BIT(data, 4)); +} + +void fp1100_state::sub_map(address_map &map) +{ + map(0x0000, 0x1fff).rom().region("sub_ipl", 0x0000); + map(0x2000, 0x5fff).rw(FUNC(fp1100_state::vram_r<0>), FUNC(fp1100_state::vram_w<0>)).share(m_videoram[0]); + map(0x6000, 0x9fff).rw(FUNC(fp1100_state::vram_r<1>), FUNC(fp1100_state::vram_w<1>)).share(m_videoram[1]); + map(0xa000, 0xdfff).rw(FUNC(fp1100_state::vram_r<2>), FUNC(fp1100_state::vram_w<2>)).share(m_videoram[2]); + map(0xe000, 0xe000).mirror(0x3fe).rw(m_crtc, FUNC(mc6845_device::status_r), FUNC(mc6845_device::address_w)); + map(0xe001, 0xe001).mirror(0x3fe).rw(m_crtc, FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w)); + map(0xe400, 0xe400).mirror(0x3ff).portr("DSW").w(FUNC(fp1100_state::kbd_row_w)); + map(0xe800, 0xe800).mirror(0x3ff).r("main2sub", FUNC(generic_latch_8_device::read)); + map(0xe800, 0xe800).mirror(0x3ff).w("sub2main", FUNC(generic_latch_8_device::write)); + map(0xec00, 0xec00).mirror(0x3ff).lw8(NAME([this] (u8 data) { m_subcpu->set_input_line(UPD7810_INTF0, CLEAR_LINE); })); + map(0xf000, 0xf000).mirror(0x3ff).w(FUNC(fp1100_state::colour_control_w)); + map(0xf400, 0xff7f).rom().region("sub_ipl", 0x2400); +// map(0xff80, 0xffff) internal 7801 RAM +} + +/* +d0,1,2 - enable RGB guns (G,R,B) +d3 - CRTC clock (80 or 40 cols) +d4 - RGB (0) or Green (1) +d5 - clear videoram +d6 - CMT baud rate (1=300; 0=1200) +d7 - CMT load clock +The SO pin is Serial Output to CMT (1=2400Hz; 0=1200Hz) +*/ +void fp1100_state::porta_w(u8 data) +{ + if (BIT(m_sub_porta, 5) && !BIT(data, 5)) + { + for (int i = 0; i < 3; i++) + { + const u8 fill_value = BIT(m_col_display, i) ? 0xff : 0; + std::fill(m_videoram[i].begin(), m_videoram[i].end(), fill_value); + } + } + + const u8 crtc_divider = BIT(data, 3) ? 16 : 8; + m_crtc->set_unscaled_clock(MAIN_CLOCK / crtc_divider); + + m_sub_porta = data; +} + +u8 fp1100_state::portb_r() +{ + u8 data = m_keyboard[m_kbd_row & 15]->read(); + LOG("%s: PortB:%X:%X\n",machine().describe_context(),m_kbd_row,data); + + if (BIT(m_kbd_row, 5)) + return data; + + return 0; +} + +/* +d0 - Centronics busy +d1 - Centronics error +d2 - CMT load input clock +d7 - CMT load serial data +*/ +u8 fp1100_state::portc_r() +{ + return (m_sub_portc & 0x78) | m_centronics_busy; +} + +/* +d3 - cause INT on main cpu +d4 - Centronics port is used for input or output +d5 - CMT relay +d6 - Centronics strobe +*/ +void fp1100_state::portc_w(u8 data) +{ + u8 const bits = data ^ m_sub_portc; + const int main_int_state = BIT(data, 3); + if (BIT(m_sub_portc, 3) != main_int_state) + int_w<4>(main_int_state); + m_sub_portc = data; + + if (BIT(bits, 5)) + m_cassette->change_state(BIT(data, 5) ? CASSETTE_MOTOR_ENABLED : CASSETTE_MOTOR_DISABLED, CASSETTE_MASK_MOTOR); + if (BIT(bits, 6)) + m_centronics->write_strobe(BIT(data, 6)); +} + +// IRQ section (main) +// TODO: merge with skeleton/cdc721.cpp (reuses SN74LS148N) + +template <int Line> void fp1100_state::int_w(int state) +{ + if (BIT(m_pending_interrupts, Line) == state) + return; + + if (state) + m_pending_interrupts |= 0x01 << Line; + else + m_pending_interrupts &= ~(0x01 << Line); + + machine().scheduler().synchronize(timer_expired_delegate(FUNC(fp1100_state::update_interrupts), this)); +} + +TIMER_CALLBACK_MEMBER(fp1100_state::update_interrupts) +{ + m_active_interrupts = m_pending_interrupts & m_interrupt_mask; + m_maincpu->set_input_line(INPUT_LINE_IRQ0, m_active_interrupts != 0 ? ASSERT_LINE : CLEAR_LINE); +} + +IRQ_CALLBACK_MEMBER(fp1100_state::restart_cb) +{ + u8 vector = 0xf0; + // INTS > INTA > INTB > INTC > INTD priority order + // INTS uses 0xf0, INTA 0xf2 and so on. + u8 active = bitswap<5>(m_active_interrupts, 3, 2, 1, 0, 4); + while (vector < 0xfa && !BIT(active, 0)) + { + active >>= 1; + vector += 0x02; + } + return vector; +} + +// IRQ section (sub) + +void fp1100_state::hsync_cb(int state) +{ + m_hsync_state = state; + if (m_sub_wait && !state) + { + m_subcpu->set_input_line(INPUT_LINE_HALT, CLEAR_LINE); + m_sub_wait = false; + } +} + +// KI8 specifically connects to INT0 on hit +// TODO: stub, hangs by banging keys too fast +INPUT_CHANGED_MEMBER(fp1100_state::fkey_hit_cb) +{ + if (!oldval && newval) + { + m_subcpu->set_input_line(UPD7810_INTF0, ASSERT_LINE); + } +} + + +static INPUT_PORTS_START( fp1100 ) + PORT_START("KEY.0") + PORT_BIT(0xff, IP_ACTIVE_HIGH, IPT_UNUSED) + + PORT_START("KEY.1") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_END) PORT_NAME("BREAK") PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 1) + PORT_BIT(0x60, IP_ACTIVE_HIGH, IPT_UNUSED) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_LALT) PORT_NAME("\u30ab\u30ca (KANA)") // カナ + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK) PORT_NAME("CAPS") PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_RALT) PORT_NAME("GRAPH") + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_NAME("CTRL") + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_NAME("SHIFT") PORT_CHAR(UCHAR_SHIFT_1) + + PORT_START("KEY.2") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F10) PORT_NAME("PF0") PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 2) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("ENTER") PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_ASTERISK) PORT_NAME("KP*") + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_NAME(u8"Z \u30c4 \u30c3") PORT_CHAR('Z') PORT_CHAR('z') // ツ ッ + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_NAME(u8"Q \u30bf") PORT_CHAR('Q') PORT_CHAR('q') // タ + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("KP-") + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_ESC) PORT_NAME("ESC") PORT_CHAR(27) + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_NAME(u8"A \u30c1") PORT_CHAR('A') PORT_CHAR('a') // チ + + PORT_START("KEY.3") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) PORT_NAME("PF1") PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 3) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA_PAD) PORT_NAME("KP,") + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH_PAD) PORT_NAME("KP/") PORT_CHAR(UCHAR_MAMEKEY(SLASH_PAD)) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_NAME(u8"X \u30b5") PORT_CHAR('X') PORT_CHAR('x') + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_NAME(u8"W \u30c6") PORT_CHAR('W') PORT_CHAR('w') + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_PLUS_PAD) PORT_NAME("KP+") PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_NAME(u8"1 ! \u30cc") PORT_CHAR('1') PORT_CHAR('!') + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_NAME(u8"S \u30c8") PORT_CHAR('S') PORT_CHAR('s') + + PORT_START("KEY.4") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) PORT_NAME("PF2") PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 4) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL_PAD) PORT_NAME("KP.") PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL) PORT_NAME("DEL") PORT_CHAR(UCHAR_MAMEKEY(DEL)) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_NAME(u8"C \u30bd") PORT_CHAR('C') PORT_CHAR('c') // ソ + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_NAME(u8"E \u30a4 \u30a3") PORT_CHAR('E') PORT_CHAR('e') // イ ィ + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("KP3") PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_NAME(u8"2 \" \u30d5") PORT_CHAR('2') PORT_CHAR('"') // フ + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_NAME(u8"D \u30b7") PORT_CHAR('D') PORT_CHAR('d') // シ + + PORT_START("KEY.5") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) PORT_NAME("PF3") PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 5) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_000_PAD) PORT_NAME("KP000") + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_NAME("Right") PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_NAME(u8"V \u30d2") PORT_CHAR('V') PORT_CHAR('v') // ヒ + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_NAME(u8"R \u30b9") PORT_CHAR('R') PORT_CHAR('r') // ス + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("KP6") PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_NAME(u8"3 # \u30a2 \u30a1") PORT_CHAR('3') PORT_CHAR('#') // ア ァ + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_NAME(u8"F \u30cf") PORT_CHAR('F') PORT_CHAR('f') // ハ + + PORT_START("KEY.6") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) PORT_NAME("PF4") PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 6) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_NAME("Space") PORT_CHAR(' ') + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_PGDN) PORT_NAME("INS") PORT_CHAR(UCHAR_MAMEKEY(INSERT)) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_NAME(u8"B \u30b3") PORT_CHAR('B') PORT_CHAR('b') // コ + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_NAME(u8"T \u30ab") PORT_CHAR('T') PORT_CHAR('t') // カ + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("KP9") PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_NAME(u8"4 $ \u30a6 \u30a5") PORT_CHAR('4') PORT_CHAR('$') // ウ ゥ + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_NAME(u8"G \u30ad") PORT_CHAR('G') PORT_CHAR('g') // キ + + PORT_START("KEY.7") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) PORT_NAME("PF5") PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 7) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("KP0") PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) PORT_NAME("Down") PORT_CHAR(UCHAR_MAMEKEY(DOWN)) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_NAME(u8"N \u30df") PORT_CHAR('N') PORT_CHAR('n') // ミ + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_NAME(u8"Y \u30f3") PORT_CHAR('Y') PORT_CHAR('y') // ン + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("KP8") PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_NAME(u8"5 % \u30a8 \u30a7") PORT_CHAR('5') PORT_CHAR('%') // エ ェ + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_NAME(u8"H \u30af") PORT_CHAR('H') PORT_CHAR('h') // ク + + PORT_START("KEY.8") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F6) PORT_NAME("PF6") PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 8) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("KP2") PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) PORT_NAME("Up") PORT_CHAR(UCHAR_MAMEKEY(UP)) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_NAME(u8"M \u30e2") PORT_CHAR('M') PORT_CHAR('m') // モ + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_NAME(u8"U \u30ca") PORT_CHAR('U') PORT_CHAR('u') // ナ + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("KP5") PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_NAME(u8"6 & \u30aa \u30a9") PORT_CHAR('6') PORT_CHAR('&') // オ ォ + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_NAME(u8"J \u30de") PORT_CHAR('J') PORT_CHAR('j') // マ + + PORT_START("KEY.9") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F7) PORT_NAME("PF7") PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 9) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("KP1") PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_PGUP) PORT_NAME("HOME CLS") PORT_CHAR(UCHAR_MAMEKEY(HOME)) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_NAME(u8", < \u30cd \u3001") PORT_CHAR(',') PORT_CHAR('<') // ネ 、 + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_NAME(u8"I \u30cb") PORT_CHAR('I') PORT_CHAR('i') // ニ + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("KP4") PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_NAME(u8"7 ' \u30e4 \u30e3") PORT_CHAR('7') PORT_CHAR('\'') // ヤ ャ + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_NAME(u8"K \u30ce") PORT_CHAR('K') PORT_CHAR('k') // ノ + + PORT_START("KEY.10") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F8) PORT_NAME("PF8") PORT_CHAR(UCHAR_MAMEKEY(F8)) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 10) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_NAME(u8"] } \u30e0 \u300d") PORT_CHAR(']') PORT_CHAR('}') // ム 」 + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_NAME("Left") PORT_CHAR(UCHAR_MAMEKEY(LEFT)) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_NAME(u8". > \u30eb \u3002") PORT_CHAR('.') PORT_CHAR('>') // ル 。 + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_NAME(u8"O \u30e9") PORT_CHAR('O') PORT_CHAR('o') // ラ + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("KP7") PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_NAME(u8"8 ( \u30e6 \u30e5") PORT_CHAR('8') PORT_CHAR('(') // ユ ュ + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_NAME(u8"L \u30ea") PORT_CHAR('L') PORT_CHAR('l') // リ + + PORT_START("KEY.11") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F9) PORT_NAME("PF9") PORT_CHAR(UCHAR_MAMEKEY(F9)) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 11) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_NAME(u8"[ { \u309c \u300c") PORT_CHAR('[') PORT_CHAR('{') // ゜ 「 + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("BS") PORT_CHAR(8) + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_NAME(u8"/ ? \u30e1 \u30fb") PORT_CHAR('/') PORT_CHAR('?') // メ ・ + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_NAME(u8"P \u30bb") PORT_CHAR('P') PORT_CHAR('p') // セ + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_NAME("RETURN") PORT_CHAR(13) + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_NAME(u8"9 ) \u30e8 \u30e7") PORT_CHAR('9') PORT_CHAR(')') // ヨ ョ + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_NAME(u8"; + \u30ec") PORT_CHAR(';') PORT_CHAR('+') // レ + + PORT_START("KEY.12") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_NUMLOCK) PORT_NAME("STOP/CONT") PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(fp1100_state::fkey_hit_cb), 12) + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_NAME(u8"- = \u30db") PORT_CHAR('-') PORT_CHAR('=') // ホ + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH2) PORT_NAME(u8"¥ | \u30fc") PORT_CHAR(U'¥') PORT_CHAR('|') // ー + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_NAME(u8"@ ` \u309b") PORT_CHAR('@') PORT_CHAR('`') // ゛ + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_NAME(u8"_ \u30ed") PORT_CHAR('_') // ロ + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_NAME(u8"^ ~ \u30d8") PORT_CHAR('^') PORT_CHAR('~') // ヘ + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_NAME(u8"0 \u30ef \u30f2") PORT_CHAR('0') // ワ ヲ + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_NAME(u8": * \u30b1") PORT_CHAR(':') PORT_CHAR('*') // ケ + + PORT_START("KEY.13") + PORT_BIT(0xff, IP_ACTIVE_HIGH, IPT_UNUSED) // Capslock LED on + + PORT_START("KEY.14") + PORT_BIT(0xff, IP_ACTIVE_HIGH, IPT_UNUSED) // Kana LED on + + PORT_START("KEY.15") + PORT_BIT(0xff, IP_ACTIVE_HIGH, IPT_UNUSED) // LEDs off + + PORT_START("DSW") + PORT_DIPNAME( 0x01, 0x01, "Text width" ) PORT_DIPLOCATION("SW1:1") + PORT_DIPSETTING( 0x00, "40 chars/line" ) + PORT_DIPSETTING( 0x01, "80 chars/line" ) + PORT_DIPNAME( 0x02, 0x02, "Screen Mode" ) PORT_DIPLOCATION("SW1:2") + PORT_DIPSETTING( 0x00, "Screen 0" ) + PORT_DIPSETTING( 0x02, "Screen 1" ) + PORT_DIPNAME( 0x04, 0x04, "FP Mode" ) PORT_DIPLOCATION("SW1:3") + PORT_DIPSETTING( 0x00, "FP-1000" ) // Green screen + PORT_DIPSETTING( 0x04, "FP-1100" ) // RGB + PORT_DIPNAME( 0x08, 0x08, "CMT Baud Rate" ) PORT_DIPLOCATION("SW1:4") + PORT_DIPSETTING( 0x00, "1200 Baud" ) + PORT_DIPSETTING( 0x08, "300 Baud" ) + PORT_DIPNAME( 0x10, 0x10, "Printer Type" ) PORT_DIPLOCATION("SW1:5") + PORT_DIPSETTING( 0x00, "<undefined>" ) + PORT_DIPSETTING( 0x10, "FP-1012PR" ) + PORT_DIPNAME( 0x20, 0x20, "Keyboard Type" ) PORT_DIPLOCATION("SW1:6") + PORT_DIPSETTING( 0x00, "<undefined>" ) + PORT_DIPSETTING( 0x20, "Normal" ) + PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) +INPUT_PORTS_END + + +// debugging only +static const gfx_layout chars_8x8 = +{ + 8,8, + 256, + 1, + { 0 }, + { 7, 6, 5, 4, 3, 2, 1, 0 }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, + 8*8 +}; + +static GFXDECODE_START( gfx_fp1100 ) + GFXDECODE_ENTRY( "sub_ipl", 0x2400, chars_8x8, 0, 1 ) +GFXDECODE_END + +void fp1100_state::centronics_busy_w(int state) +{ + m_centronics_busy = state; +} + +TIMER_DEVICE_CALLBACK_MEMBER( fp1100_state::kansas_w ) +{ + m_cassette_data[3]++; + + if (m_cassettebit != m_cassetteold) + { + m_cassette_data[3] = 0; + m_cassetteold = m_cassettebit; + } + + if (m_cassettebit) + m_cassette->output(BIT(m_cassette_data[3], 0) ? -1.0 : +1.0); // 2400Hz + else + m_cassette->output(BIT(m_cassette_data[3], 1) ? -1.0 : +1.0); // 1200Hz +} + +void fp1100_state::machine_start() +{ + save_item(NAME(m_sub_wait)); + save_item(NAME(m_sub_irq_status)); + save_item(NAME(m_kbd_row)); + save_item(NAME(m_col_border)); + save_item(NAME(m_col_cursor)); + save_item(NAME(m_col_display)); + save_item(NAME(m_centronics_busy)); + + save_item(NAME(m_sub_porta)); + save_item(NAME(m_sub_portc)); + + save_item(NAME(m_pending_interrupts)); + save_item(NAME(m_active_interrupts)); + save_item(NAME(m_interrupt_mask)); + + save_item(NAME(m_caps_led_state)); + save_item(NAME(m_shift_led_state)); + + // FIXME: cassette state intentionally not saved for now +} + +void fp1100_state::machine_reset() +{ + m_sub_wait = false; + m_sub_irq_status = false; + + m_beep->set_state(0); + + m_interrupt_mask = m_active_interrupts = m_pending_interrupts = 0; + m_kbd_row = 0; + m_caps_led_state = m_shift_led_state = 0; + m_col_border = 0; + m_col_cursor = 0; + m_col_display = 0; + m_sub_porta = 0; + m_sub_portc = 0; + + m_iplview.select(0); +} + +void fp1100_state::fp1100(machine_config &config) +{ + Z80(config, m_maincpu, MAIN_CLOCK/4); + m_maincpu->set_addrmap(AS_PROGRAM, &fp1100_state::main_map); + m_maincpu->set_addrmap(AS_IO, &fp1100_state::io_map); + m_maincpu->set_irq_acknowledge_callback(FUNC(fp1100_state::restart_cb)); + + UPD7801(config, m_subcpu, MAIN_CLOCK/4); + m_subcpu->set_addrmap(AS_PROGRAM, &fp1100_state::sub_map); + m_subcpu->pa_out_cb().set(FUNC(fp1100_state::porta_w)); + m_subcpu->pb_in_cb().set(FUNC(fp1100_state::portb_r)); + m_subcpu->pb_out_cb().set("cent_data_out", FUNC(output_latch_device::write)); + m_subcpu->pc_in_cb().set(FUNC(fp1100_state::portc_r)); + m_subcpu->pc_out_cb().set(FUNC(fp1100_state::portc_w)); + m_subcpu->txd_func().set([this] (bool state) { m_cassettebit = state; }); + + GENERIC_LATCH_8(config, "main2sub"); + GENERIC_LATCH_8(config, "sub2main"); + // NOTE: Needs some sync otherwise it outright refuses to boot + config.set_perfect_quantum("maincpu"); +// config.set_perfect_quantum("sub"); + + CENTRONICS(config, m_centronics, centronics_devices, "printer"); + m_centronics->busy_handler().set(FUNC(fp1100_state::centronics_busy_w)); + + output_latch_device &latch(OUTPUT_LATCH(config, "cent_data_out")); + m_centronics->set_output_latch(latch); + + CASSETTE(config, m_cassette); + m_cassette->set_default_state(CASSETTE_PLAY | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_ENABLED); + m_cassette->add_route(ALL_OUTPUTS, "mono", 0.05); + m_cassette->set_interface("fp1100_cass"); + + TIMER(config, "kansas_w").configure_periodic(FUNC(fp1100_state::kansas_w), attotime::from_hz(4800)); + + SOFTWARE_LIST(config, "cass_list").set_original("fp1100_cass"); + + screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); + // doesn't matter, will be reset by 6845 anyway + screen.set_refresh_hz(60); + screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); + screen.set_size(640, 480); + screen.set_visarea_full(); + screen.set_screen_update("crtc", FUNC(mc6845_device::screen_update)); + PALETTE(config, m_palette).set_entries(8); + GFXDECODE(config, "gfxdecode", m_palette, gfx_fp1100); + + HD6845S(config, m_crtc, MAIN_CLOCK/8); // hand tuned to get ~60 fps + m_crtc->set_screen("screen"); + m_crtc->set_show_border_area(false); + m_crtc->set_char_width(8); + m_crtc->set_update_row_callback(FUNC(fp1100_state::crtc_update_row)); + m_crtc->out_hsync_callback().set(FUNC(fp1100_state::hsync_cb)); + + SPEAKER(config, "mono").front_center(); + BEEP(config, "beeper", 950) // guess + .add_route(ALL_OUTPUTS, "mono", 0.50); // inside the keyboard + + INPUT_MERGER_ANY_HIGH(config, m_irqs_int[0]).output_handler().set(FUNC(fp1100_state::int_w<0>)); + INPUT_MERGER_ANY_HIGH(config, m_irqs_int[1]).output_handler().set(FUNC(fp1100_state::int_w<1>)); + INPUT_MERGER_ANY_HIGH(config, m_irqs_int[2]).output_handler().set(FUNC(fp1100_state::int_w<2>)); + INPUT_MERGER_ANY_HIGH(config, m_irqs_int[3]).output_handler().set(FUNC(fp1100_state::int_w<3>)); + + FP1000_EXP_SLOT(config, m_slot[0], fp1000_exp_devices, nullptr); + m_slot[0]->set_iospace(m_maincpu, AS_IO); + m_slot[0]->inta_callback().set(m_irqs_int[0], FUNC(input_merger_device::in_w<0>)); + m_slot[0]->intb_callback().set(m_irqs_int[1], FUNC(input_merger_device::in_w<0>)); + m_slot[0]->intc_callback().set(m_irqs_int[2], FUNC(input_merger_device::in_w<0>)); + m_slot[0]->intd_callback().set(m_irqs_int[3], FUNC(input_merger_device::in_w<0>)); + + FP1000_EXP_SLOT(config, m_slot[1], fp1000_exp_devices, nullptr); + m_slot[1]->set_iospace(m_maincpu, AS_IO); + m_slot[1]->inta_callback().set(m_irqs_int[0], FUNC(input_merger_device::in_w<1>)); + m_slot[1]->intb_callback().set(m_irqs_int[1], FUNC(input_merger_device::in_w<1>)); + m_slot[1]->intc_callback().set(m_irqs_int[2], FUNC(input_merger_device::in_w<1>)); + m_slot[1]->intd_callback().set(m_irqs_int[3], FUNC(input_merger_device::in_w<1>)); +} + +// TODO: chargen, keyboard ROM and key tops can be substituted on actual FP-1000/FP-1100 +// HN462732G-JKA to position E8 ("common for all languages") +// HN462532G-G?? to position E21 (chargen) +// - GKA Spain +// - GLA Italy +// - GMA France +// - GNA Germany +// - GPA UK +// - GQA Netherlands +// - GRA Norway/Denmark +// - GSA Sweden/Finland +// - GTA <default chargen, Japan?> + +ROM_START( fp1100 ) + ROM_REGION( 0x9000, "bios", ROMREGION_ERASEFF ) + // TODO: split into two roms + ROM_LOAD( "basic.rom", 0x0000, 0x9000, BAD_DUMP CRC(7c7dd17c) SHA1(985757b9c62abd17b0bd77db751d7782f2710ec3)) + + ROM_REGION( 0x8000, "ipl", ROMREGION_ERASEFF ) + ROM_COPY( "bios", 0x0000, 0x0000, 0x8000 ) + + ROM_REGION( 0x1000, "basic", ROMREGION_ERASEFF ) + ROM_COPY( "bios", 0x8000, 0x0000, 0x1000 ) + + ROM_REGION( 0x3000, "sub_ipl", ROMREGION_ERASEFF ) + ROM_LOAD( "sub1.rom", 0x0000, 0x1000, CRC(8feda489) SHA1(917d5b398b9e7b9a6bfa5e2f88c5b99923c3c2a3)) + ROM_LOAD( "sub2.rom", 0x1000, 0x1000, CRC(359f007e) SHA1(0188d5a7b859075cb156ee55318611bd004128d7)) + // Japan chargen ROM (GTA?) + ROM_LOAD( "sub3.rom", 0x2000, 0xf80, BAD_DUMP CRC(fb2b577a) SHA1(a9ae6b03e06ea2f5db30dfd51ebf5aede01d9672)) +ROM_END + +/* FP-1000 has video RAM locations RAM9 to RAM24 unpopulated (only RAM1 to RAM8 are populated) - needs its own machine configuration. + PCB parts overlay silkscreen for sub-CPU shows "µPD7801G-101", but all examples seen have chips silksreened "D7108G 118". */ +ROM_START( fp1000 ) + ROM_REGION( 0x8000, "ipl", ROMREGION_ERASE00 ) + ROM_LOAD( "ipl.rom", 0x0000, 0x8000, NO_DUMP) + + ROM_REGION( 0x1000, "basic", ROMREGION_ERASEFF ) + ROM_LOAD( "2l_a10_kkk_fp1000_basic.c1", 0x0000, 0x1000, CRC(9322dedd) SHA1(40a00684ced2b7ead53ca15a915d98f3fe00d3ba)) + + ROM_REGION( 0x3000, "sub_ipl", ROMREGION_ERASEFF ) + ROM_LOAD( "sub1.rom", 0x0000, 0x1000, BAD_DUMP CRC(8feda489) SHA1(917d5b398b9e7b9a6bfa5e2f88c5b99923c3c2a3)) // Not dumped, borrowed from 'fp1100' + ROM_LOAD( "jka_fp1000.e8", 0x1000, 0x1000, CRC(2aefa4e4) SHA1(b3cc5484426c19a7266d17ea5c4d55441b4e3be8)) + // Spain chargen ROM (GKA really?) + ROM_LOAD( "jkc_fp1000.e21", 0x2000, 0x1000, CRC(67a668a9) SHA1(37fb9308505b47db36f8c341144ca3fe3fec64af)) +ROM_END + +} // anonymous namespace + + +COMP( 1983, fp1100, 0, 0, fp1100, fp1100, fp1100_state, empty_init, "Casio", "FP-1100", MACHINE_NOT_WORKING) +COMP( 1982, fp1000, 0, fp1100, fp1100, fp1100, fp1100_state, empty_init, "Casio", "FP-1000", MACHINE_NOT_WORKING) |