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+// 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)