// license:BSD-3-Clause // copyright-holders:Robbbert /*************************************************************************** Applix 1616 computer See for docs: http://psiphi.server101.com/applix/ First revealed to the world in December 1986 issue of Electronics Today International (ETI) an Australian electronics magazine which is now defunct. The main articles appeared in ETI February/March/April 1987, followed by other articles in various issues after that. Current Status: After 60 seconds, boots to the ramdisk. You can enter commands. If you have a floppy mounted, it will boot from the disk. The system could support 1 or 2 5.25 or 3.5 floppy drives, although 3.5 was the recommended hardware. Format is similar to the PC 720kb, except it has 5 sectors of 1024 bytes, giving 800kb total. We only support the 3.5-sized disks. TODO: - Cassette interface (coded but not working) - Use kbtro device (tried and failed) - Optional SCSI controller NCR5380 and hard drive (max 40mb) - Joystick - Audio: it could be better - DAC output is used to compare against analog inputs; core doesn't permit audio outputs to be used for non-speaker purposes. - Bios 5 crashes MAME after scrolling about half a screen ****************************************************************************/ #include "emu.h" #include "bus/centronics/ctronics.h" #include "bus/rs232/rs232.h" #include "cpu/m68000/m68000.h" #include "cpu/mcs51/mcs51.h" #include "cpu/z80/z80.h" #include "imagedev/cassette.h" #include "imagedev/floppy.h" #include "machine/6522via.h" #include "machine/timer.h" #include "machine/wd_fdc.h" #include "machine/z80scc.h" #include "sound/dac.h" #include "sound/volt_reg.h" #include "video/mc6845.h" #include "emupal.h" #include "screen.h" #include "speaker.h" #include "formats/applix_dsk.h" class applix_state : public driver_device { public: applix_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_base(*this, "base") , m_maincpu(*this, "maincpu") , m_crtc(*this, "crtc") , m_via(*this, "via6522") , m_centronics(*this, "centronics") , m_cent_data_out(*this, "cent_data_out") , m_fdc(*this, "fdc") , m_floppy0(*this, "fdc:0") , m_floppy1(*this, "fdc:1") , m_ldac(*this, "ldac") , m_rdac(*this, "rdac") , m_cass(*this, "cassette") , m_io_dsw(*this, "DSW") , m_io_fdc(*this, "FDC") , m_io_k0f(*this, "K0f") , m_io_k300(*this, "K30_0") , m_io_k301(*this, "K30_1") , m_io_k310(*this, "K31_0") , m_io_k311(*this, "K31_1") , m_io_k320(*this, "K32_0") , m_io_k321(*this, "K32_1") , m_io_k330(*this, "K33_0") , m_io_k331(*this, "K33_1") , m_io_k340(*this, "K34_0") , m_io_k341(*this, "K34_1") , m_io_k350(*this, "K35_0") , m_io_k351(*this, "K35_1") , m_io_k360(*this, "K36_0") , m_io_k361(*this, "K36_1") , m_io_k370(*this, "K37_0") , m_io_k371(*this, "K37_1") , m_io_k380(*this, "K38_0") , m_io_k390(*this, "K39_0") , m_io_k3a0(*this, "K3a_0") , m_io_k3b0(*this, "K3b_0") , m_io_k0b(*this, "K0b") , m_expansion(*this, "expansion") , m_palette(*this, "palette") { } void applix(machine_config &config); void init_applix(); private: virtual void machine_reset() override; virtual void machine_start() override; u16 applix_inputs_r(); void palette_w(offs_t offset, u16 data, u16 mem_mask = ~0); void analog_latch_w(u16 data); void dac_latch_w(u16 data); void video_latch_w(offs_t offset, u16 data, u16 mem_mask = ~0); u8 applix_pb_r(); void applix_pa_w(u8 data); void applix_pb_w(u8 data); DECLARE_WRITE_LINE_MEMBER(vsync_w); u8 port00_r(); u8 port08_r(); u8 port10_r(); u8 port18_r(); u8 port20_r(); u8 port60_r(); void port08_w(u8 data); void port10_w(u8 data); void port18_w(offs_t offset, u8 data); void port20_w(u8 data); void port60_w(u8 data); u16 fdc_data_r(); u16 fdc_stat_r(offs_t offset); void fdc_data_w(u16 data); void fdc_cmd_w(u16 data); DECLARE_FLOPPY_FORMATS(floppy_formats); u8 internal_data_read(offs_t offset); void internal_data_write(offs_t offset, u8 data); u8 p1_read(); void p1_write(u8 data); u8 p2_read(); void p2_write(u8 data); u8 p3_read(); void p3_write(u8 data); TIMER_DEVICE_CALLBACK_MEMBER(cass_timer); MC6845_UPDATE_ROW(crtc_update_row); MC6845_BEGIN_UPDATE(crtc_update_border); void applix_palette(palette_device &palette) const; u8 m_video_latch; u8 m_pa; u8 m_palette_latch[4]; required_shared_ptr m_base; void main_mem(address_map &map); void keytronic_pc3270_io(address_map &map); void keytronic_pc3270_program(address_map &map); void sub_io(address_map &map); void sub_mem(address_map &map); u8 m_pb; u8 m_analog_latch; u8 m_dac_latch; u8 m_port08; u8 m_data_to_fdc; u8 m_data_from_fdc; bool m_data; bool m_data_or_cmd; bool m_buffer_empty; bool m_fdc_cmd; u8 m_clock_count; bool m_cp; u8 m_p1; u8 m_p1_data; u8 m_p2; u8 m_p3; u16 m_last_write_addr; u8 m_cass_data[4]; required_device m_maincpu; required_device m_crtc; required_device m_via; required_device m_centronics; required_device m_cent_data_out; required_device m_fdc; required_device m_floppy0; required_device m_floppy1; required_device m_ldac; required_device m_rdac; required_device m_cass; required_ioport m_io_dsw; required_ioport m_io_fdc; required_ioport m_io_k0f; required_ioport m_io_k300; required_ioport m_io_k301; required_ioport m_io_k310; required_ioport m_io_k311; required_ioport m_io_k320; required_ioport m_io_k321; required_ioport m_io_k330; required_ioport m_io_k331; required_ioport m_io_k340; required_ioport m_io_k341; required_ioport m_io_k350; required_ioport m_io_k351; required_ioport m_io_k360; required_ioport m_io_k361; required_ioport m_io_k370; required_ioport m_io_k371; required_ioport m_io_k380; required_ioport m_io_k390; required_ioport m_io_k3a0; required_ioport m_io_k3b0; required_ioport m_io_k0b; required_shared_ptr m_expansion; required_device m_palette; }; /* d0,1,2 = joystick d3 = cassette LED, low=on d4,5,6 = audio select d7 = cassette relay, low=on */ void applix_state::analog_latch_w(u16 data) { data &= 0xff; if (data != m_analog_latch) { m_cass->change_state( (BIT(data,7)) ? CASSETTE_MOTOR_DISABLED : CASSETTE_MOTOR_ENABLED, CASSETTE_MASK_MOTOR); m_analog_latch = data; } } void applix_state::dac_latch_w(u16 data) { data &= 0xff; m_dac_latch = data; if ((m_analog_latch & 0x70) == 0) // right m_rdac->write(m_dac_latch); else if ((m_analog_latch & 0x70) == 0x10) // left m_ldac->write(m_dac_latch); } //cent = odd, video = even void applix_state::palette_w(offs_t offset, u16 data, u16 mem_mask) { offset >>= 4; if (ACCESSING_BITS_0_7) { m_cent_data_out->write(data); } else m_palette_latch[offset] = (data >> 8) & 15; } void applix_state::video_latch_w(offs_t offset, u16 data, u16 mem_mask) { if (ACCESSING_BITS_0_7) m_video_latch = data; } /* d0 = dac output + external signal = analog input d1 = cassette in d2,3 = joystick in d4-7 = SW2 dipswitch block */ u16 applix_state::applix_inputs_r() { return m_io_dsw->read() | m_cass_data[2]; } u8 applix_state::applix_pb_r() { return m_pb; } /* d0 = /(in) printer busy signal d1 = /(out) printer strobe d2 = /(out) enable cassette write IRQ d3 = (out) H = 640 video mode d4 = /(out) enable cassette read IRQ d5 = /(out) clear cass IRQ and output line d6 = /(out) reset keyboard by pulling kbd clock low d7 = /(out) reset keyboard flipflop */ void applix_state::applix_pa_w(u8 data) { // Reset flipflop counter if (!BIT(data, 7)) m_clock_count = 0; // Reset keyboard if (!BIT(data, 6)) { m_p3 = 0xff; m_last_write_addr = 0; } m_cass->output(BIT(data, 5) ? -1.0 : +1.0); // high-to-low of PA5 when reading cassette - /PRE on IC32b if (BIT(m_pa, 5) && !BIT(data, 5) && !BIT(data, 4)) m_maincpu->set_input_line(M68K_IRQ_4, CLEAR_LINE); // low-to-high of PA2 when writing cassette - /PRE on IC49 if (!BIT(m_pa, 2) && BIT(data, 2)) m_maincpu->set_input_line(M68K_IRQ_4, CLEAR_LINE); m_centronics->write_strobe(BIT(data, 1)); m_pa = data; } /* d0-6 = user d7 = square wave output for cassette IRQ */ void applix_state::applix_pb_w(u8 data) { // low-to-high of PB7 when writing cassette - CLK on IC49 if (!BIT(m_pb, 7) && BIT(data, 7)) if (!BIT(m_pa, 2)) m_maincpu->set_input_line(M68K_IRQ_4, ASSERT_LINE); m_pb = data; } /* d0 = H if 68000 sent a command d1 = H if 68000 sent a byte d2 = H if 68000 has read last byte d3 = test switch */ u8 applix_state::port00_r() { return (u8)m_data_or_cmd | ((u8)m_data << 1) | ((u8)m_buffer_empty << 2) | m_io_fdc->read(); } /* d0 = /RDY d1 = /DISC CHANGE d2 = DS0 d3 = DS1 d4 = MOTORON d5 = SIDE d6 = BANK d7 = MAP */ u8 applix_state::port08_r() { return m_port08 | 3; } /* d0 = /INUSE d1 = /EJECT d2-7 same as for port08_r */ void applix_state::port08_w(u8 data) { m_port08 = data; membank("bank1")->set_entry(BIT(data, 6)); floppy_image_device *floppy = nullptr; if (BIT(data, 2)) floppy = m_floppy0->get_device(); if (BIT(data, 3)) floppy = m_floppy1->get_device(); m_fdc->set_floppy(floppy); if (floppy) { floppy->mon_w(0); floppy->ss_w(BIT(data, 5)); } } u8 applix_state::port10_r() { return 0; } void applix_state::port10_w(u8 data) { } u8 applix_state::port18_r() { m_data = 0; return m_data_to_fdc; } void applix_state::port18_w(offs_t offset, u8 data) { m_data_from_fdc = data; m_buffer_empty = 0; m_fdc_cmd = BIT(offset, 2); } u8 applix_state::port20_r() { return 0; } void applix_state::port20_w(u8 data) { } u8 applix_state::port60_r() { return 0; } void applix_state::port60_w(u8 data) { } u16 applix_state::fdc_stat_r(offs_t offset) { u8 data = 0; switch (offset) { case 0: data = (u8)m_buffer_empty^1; break; case 1: data = (u8)m_data^1; break; default: data = (u8)m_fdc_cmd; // case 2 } return data << 7; } u16 applix_state::fdc_data_r() { m_buffer_empty = 1; return m_data_from_fdc; } void applix_state::fdc_data_w(u16 data) { m_data_to_fdc = data; m_data = 1; m_data_or_cmd = 0; } void applix_state::fdc_cmd_w(u16 data) { m_data_to_fdc = data; m_data = 1; m_data_or_cmd = 1; } void applix_state::main_mem(address_map &map) { map.unmap_value_high(); map.global_mask(0xffffff); map(0x000000, 0x3fffff).ram().share("expansion"); // Expansion map(0x400000, 0x47ffff).ram().mirror(0x80000).share("base"); // Main ram map(0x500000, 0x51ffff).rom().region("maincpu", 0); map(0x600000, 0x60007f).w(FUNC(applix_state::palette_w)); map(0x600080, 0x6000ff).w(FUNC(applix_state::dac_latch_w)); map(0x600100, 0x60017f).w(FUNC(applix_state::video_latch_w)); //video latch (=border colour, high nibble; video base, low nibble) (odd) map(0x600180, 0x6001ff).w(FUNC(applix_state::analog_latch_w)); map(0x700000, 0x700007).mirror(0x78).rw("scc", FUNC(scc8530_device::ab_dc_r), FUNC(scc8530_device::ab_dc_w)).umask16(0xff00).cswidth(16); map(0x700080, 0x7000ff).r(FUNC(applix_state::applix_inputs_r)); map(0x700100, 0x70011f).mirror(0x60).m(m_via, FUNC(via6522_device::map)).umask16(0xff00).cswidth(16); map(0x700180, 0x700180).mirror(0x7c).rw(m_crtc, FUNC(mc6845_device::status_r), FUNC(mc6845_device::address_w)).cswidth(16); map(0x700182, 0x700182).mirror(0x7c).rw(m_crtc, FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w)).cswidth(16); map(0xffffc0, 0xffffc1).rw(FUNC(applix_state::fdc_data_r), FUNC(applix_state::fdc_data_w)); //map(0xffffc2, 0xffffc3).rw(FUNC(applix_state::fdc_int_r) , FUNC(applix_state::fdc_int_w)); // optional map(0xffffc8, 0xffffcd).r(FUNC(applix_state::fdc_stat_r)); map(0xffffd0, 0xffffd1).w(FUNC(applix_state::fdc_cmd_w)); //600000, 6FFFFF io ports and latches //700000, 7FFFFF peripheral chips and devices //800000, FFC000 optional roms //FFFFC0, FFFFFF disk controller board } void applix_state::sub_mem(address_map &map) { map(0x0000, 0x5fff).rom(); map(0x6000, 0x7fff).ram(); map(0x8000, 0xffff).bankrw("bank1"); } void applix_state::sub_io(address_map &map) { map.global_mask(0xff); map(0x00, 0x07).r(FUNC(applix_state::port00_r)); //PORTR map(0x08, 0x0f).rw(FUNC(applix_state::port08_r), FUNC(applix_state::port08_w)); //Disk select map(0x10, 0x17).rw(FUNC(applix_state::port10_r), FUNC(applix_state::port10_w)); //IRQ map(0x18, 0x1f).rw(FUNC(applix_state::port18_r), FUNC(applix_state::port18_w)); //data&command map(0x20, 0x27).mirror(0x18).rw(FUNC(applix_state::port20_r), FUNC(applix_state::port20_w)); //SCSI NCR5380 map(0x40, 0x43).mirror(0x1c).rw(m_fdc, FUNC(wd1772_device::read), FUNC(wd1772_device::write)); //FDC map(0x60, 0x63).mirror(0x1c).rw(FUNC(applix_state::port60_r), FUNC(applix_state::port60_w)); //anotherZ80SCC } void applix_state::keytronic_pc3270_program(address_map &map) { map(0x0000, 0x0fff).rom().region("kbdcpu", 0); } void applix_state::keytronic_pc3270_io(address_map &map) { map(0x0000, 0xffff).rw(FUNC(applix_state::internal_data_read), FUNC(applix_state::internal_data_write)); } // io priorities: // 4 cassette // 3 scc // 2 via /* Input ports */ static INPUT_PORTS_START( applix ) PORT_START( "K0f" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') /* 06 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') /* 05 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('T') /* 14 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('R') /* 13 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('G') /* 22 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('F') /* 21 */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F7 (IRMA)") /* 41 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6a?") /* 6a */ PORT_START( "K30_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('N') /* 31 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('M') /* 32 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('B') /* 30 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('V') /* 2f */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C') /* 2e */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') /* 33 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "K30_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) /* 58 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) /* 59 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) /* 5a */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) /* 5b */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) /* 5c */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) /* 5d */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6b?") /* 6b */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F8 (IRMA)") /* 42 */ PORT_START( "K31_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') /* 07 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') /* 08 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') /* 15 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('U') /* 16 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('H') /* 23 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('J') /* 24 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "K31_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) /* 37 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) /* 5f */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LSHIFT) PORT_NAME("LShift") /* 2a */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("<") /* 70 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') /* 2c */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('X') /* 2d */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6c?") /* 6c */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F9 (IRMA)") /* 43 */ PORT_START( "K32_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') /* 0a */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') /* 09 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('O') /* 18 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('I') /* 17 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L') /* 26 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('K') /* 25 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "K32_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) /* 57 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) /* 1d */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) /* 71 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LALT) PORT_NAME("LAlt") /* 38 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') /* 39 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RALT) PORT_NAME("RAlt") /* 38 */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?69?") /* 69 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F6 (IRMA)") /* 40 */ PORT_START( "K33_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2_PAD) PORT_CODE(KEYCODE_DOWN) PORT_NAME("KP 2") /* 50 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1_PAD) PORT_CODE(KEYCODE_END) PORT_NAME("KP 1") /* 4f */ PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Down") /* 55 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Enter") /* 75 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "K33_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') /* 02 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') /* 29 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') /* 10 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) /* 0f */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('A') /* 1e */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CAPSLOCK) PORT_NAME("Caps") /* 3a */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?68?") /* 68 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F5 (IRMA)") /* 3f */ PORT_START( "K34_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') /* 35 */ PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_MAMEKEY(RSHIFT)) /* 36 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Left") /* 56 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') /* 34 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "K34_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') /* 02 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') /* 03 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('W') /* 11 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E') /* 12 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('S') /* 1f */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D') /* 20 */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?67?") /* 67 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F4 (IRMA)") /* 3e */ PORT_START( "K35_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') /* 0b */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') /* 0c */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('P') /* 19 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') /* 1a */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') /* 27 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') /* 28 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "K35_1" ) PORT_BIT( 0x3f, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?66?") /* 66 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F3 (IRMA)") /* 3d */ PORT_START( "K36_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) /* 0e */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') /* 0d */ PORT_BIT( 0x14, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) /* 1c */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') /* 2b */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') /* 1b */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "K36_1" ) PORT_BIT( 0x7f, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F2 (IRMA)") /* 3c */ PORT_START( "K37_0" ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PA1") /* 7b */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("|<--") /* 7e */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("/a\\") /* 7a */ PORT_BIT( 0x30, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_NAME("KP +") /* 4e */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "K37_1" ) PORT_BIT( 0x3f, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?64?") /* 64 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F1 (IRMA)") /* 3b */ PORT_START( "K38_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SysReq") /* 54 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) /*PORT_CODE(KEYCODE_SCRLOCK)*/ PORT_NAME("ScrLock") /* 46 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("-->|") /* 7c */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9_PAD) PORT_CODE(KEYCODE_PGUP) PORT_NAME("KP 9") /* 49 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("KP -") /* 4a */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6_PAD) PORT_CODE(KEYCODE_RIGHT) PORT_NAME("KP 6") /* 4d */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "K39_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ESC) PORT_NAME("Esc") /* 01 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_NUMLOCK) PORT_NAME("NumLock") /* 45 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7_PAD) PORT_CODE(KEYCODE_HOME) PORT_NAME("KP 7") /* 47 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8_PAD) PORT_CODE(KEYCODE_UP) PORT_NAME("KP 8") /* 48 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4_PAD) PORT_CODE(KEYCODE_LEFT) PORT_NAME("KP 4") /* 4b */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("KP 5") /* 4c */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?76?") /* 76 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?63?") /* 63 */ PORT_START( "K3a_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PrtSc *") /* 6f */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PA2") /* 7f */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Right") /* 7d */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("/a") /* 79 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Center") /* 77 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6e?") /* 6e */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?62?") /* 62 */ PORT_START( "K3b_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3_PAD) PORT_CODE(KEYCODE_PGDN) PORT_NAME("KP 3") /* 51 */ PORT_BIT( 0x06, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0_PAD) PORT_CODE(KEYCODE_INSERT) PORT_NAME("KP 0") /* 52 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_DEL_PAD) PORT_CODE(KEYCODE_DEL) PORT_NAME("KP .") /* 53 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Up") /* 78 */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6d?") /* 6d */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F10 (IRMA)") /* 44 */ PORT_START( "K0b" ) PORT_DIPNAME( 0x01, 0x01, "Protocol selection" ) PORT_DIPSETTING( 0x00, "Enhanced XT, AT and PS/2 models" ) PORT_DIPSETTING( 0x01, "Standard PC and XT" ) PORT_DIPNAME( 0x02, 0x00, "IRMA/Native scan code set" ) PORT_DIPSETTING( 0x00, "Native scan code set" ) PORT_DIPSETTING( 0x02, "IRMA Emulation" ) PORT_DIPNAME( 0x04, 0x04, "Enhanced 101/Native scan code set" ) PORT_DIPSETTING( 0x00, "Native scan code set" ) PORT_DIPSETTING( 0x04, "Enhanced 101 scan code set" ) PORT_DIPNAME( 0x08, 0x08, "Enable E0" ) PORT_DIPSETTING( 0x00, "Enable E0" ) PORT_DIPSETTING( 0x08, "Disable E0" ) PORT_DIPNAME( 0x10, 0x10, "Code tables" ) PORT_DIPSETTING( 0x00, "U.S. code tables" ) PORT_DIPSETTING( 0x10, "International code tables" ) PORT_BIT( 0x60, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_DIPNAME( 0x80, 0x80, "Key click" ) PORT_DIPSETTING( 0x00, "No key click" ) PORT_DIPSETTING( 0x80, "Key click" ) PORT_START("DSW") PORT_BIT( 0xf, 0, IPT_UNUSED ) PORT_DIPNAME( 0x10, 0x00, "Switch 0") PORT_DIPLOCATION("SW2:1") PORT_DIPSETTING( 0x10, DEF_STR(Off)) PORT_DIPSETTING( 0x00, DEF_STR(On)) PORT_DIPNAME( 0x20, 0x00, "Switch 1") PORT_DIPLOCATION("SW2:2") PORT_DIPSETTING( 0x20, DEF_STR(Off)) PORT_DIPSETTING( 0x00, DEF_STR(On)) PORT_DIPNAME( 0x40, 0x00, "Switch 2") PORT_DIPLOCATION("SW2:3") PORT_DIPSETTING( 0x40, DEF_STR(Off)) PORT_DIPSETTING( 0x00, DEF_STR(On)) PORT_DIPNAME( 0x80, 0x80, "Switch 3") PORT_DIPLOCATION("SW2:4") PORT_DIPSETTING( 0x80, DEF_STR(Off)) PORT_DIPSETTING( 0x00, DEF_STR(On)) PORT_START("FDC") PORT_BIT( 0xf7, 0, IPT_UNUSED ) PORT_DIPNAME( 0x08, 0x08, "FDC Test") PORT_DIPLOCATION("SW3:1") PORT_DIPSETTING( 0x08, DEF_STR(Off)) PORT_DIPSETTING( 0x00, DEF_STR(On)) INPUT_PORTS_END void applix_state::machine_reset() { u8* ROM = memregion("maincpu")->base(); memcpy(m_expansion, ROM, 8); membank("bank1")->set_entry(0); m_p3 = 0xff; m_last_write_addr = 0; m_maincpu->reset(); } FLOPPY_FORMATS_MEMBER( applix_state::floppy_formats ) FLOPPY_APPLIX_FORMAT FLOPPY_FORMATS_END static void applix_floppies(device_slot_interface &device) { device.option_add("35dd", FLOPPY_35_DD); } void applix_state::applix_palette(palette_device &palette) const { // shades need to be verified - the names on the right are from the manual constexpr rgb_t colors[16] = { { 0x00, 0x00, 0x00 }, // 0 Black { 0x40, 0x40, 0x40 }, // 1 Dark Grey { 0x00, 0x00, 0x80 }, // 2 Dark Blue { 0x00, 0x00, 0xff }, // 3 Mid Blue { 0x00, 0x80, 0x00 }, // 4 Dark Green { 0x00, 0xff, 0x00 }, // 5 Green { 0x00, 0xff, 0xff }, // 6 Blue Grey { 0x00, 0x7f, 0x7f }, // 7 Light Blue { 0x7f, 0x00, 0x00 }, // 8 Dark Red { 0xff, 0x00, 0x00 }, // 9 Red { 0x7f, 0x00, 0x7f }, // 10 Dark Violet { 0xff, 0x00, 0xff }, // 11 Violet { 0x7f, 0x7f, 0x00 }, // 12 Brown { 0xff, 0xff, 0x00 }, // 13 Yellow { 0xbf, 0xbf, 0xbf }, // 14 Light Grey { 0xff, 0xff, 0xff } }; // 15 White palette.set_pen_colors(0, colors); } void applix_state::machine_start() { save_item(NAME(m_video_latch)); save_item(NAME(m_pa)); save_item(NAME(m_palette_latch)); save_item(NAME(m_pb)); save_item(NAME(m_analog_latch)); save_item(NAME(m_dac_latch)); save_item(NAME(m_port08)); save_item(NAME(m_data_to_fdc)); save_item(NAME(m_data_from_fdc)); save_item(NAME(m_data)); save_item(NAME(m_data_or_cmd)); save_item(NAME(m_buffer_empty)); save_item(NAME(m_fdc_cmd)); save_item(NAME(m_clock_count)); save_item(NAME(m_cp)); save_item(NAME(m_p1)); save_item(NAME(m_p1_data)); save_item(NAME(m_p2)); save_item(NAME(m_p3)); save_item(NAME(m_last_write_addr)); save_item(NAME(m_cass_data)); } MC6845_UPDATE_ROW( applix_state::crtc_update_row ) { if (!de) return; // The display is bitmapped. 2 modes are supported here, 320x200x16 and 640x200x4. // There is a monochrome mode, but no info found as yet. // The 6845 cursor signal is not used at all. rgb_t const *const palette = m_palette->palette()->entry_list_raw(); u32 const vidbase = (m_video_latch & 15) << 14 | (ra & 7) << 12; u32 *p = &bitmap.pix32(y + vbp, hbp); for (u16 x = 0; x < x_count; x++) { u32 const mem = vidbase | ((ma + x) & 0xfff); u16 chr = m_base[mem]; if (BIT(m_pa, 3)) { // 640 x 200 x 4of16 mode for (int i = 0; i < 8; i++) { *p++ = palette[m_palette_latch[chr>>14]]; chr <<= 2; } } else { // 320 x 200 x 16 mode for (int i = 0; i < 4; i++) { *p++ = palette[chr>>12]; *p++ = palette[chr>>12]; chr <<= 4; } } } } MC6845_BEGIN_UPDATE( applix_state::crtc_update_border ) { bitmap.fill(m_palette->pen(m_video_latch >> 4), cliprect); } WRITE_LINE_MEMBER( applix_state::vsync_w ) { m_via->write_ca2(state); } TIMER_DEVICE_CALLBACK_MEMBER(applix_state::cass_timer) { /* cassette - turn 2500/5000Hz to a bit */ m_cass_data[1]++; u8 cass_ws = (m_cass->input() > +0.03) ? 1 : 0; if (cass_ws != m_cass_data[0]) { m_cass_data[0] = cass_ws; m_cass_data[2] = ((m_cass_data[1] < 12) ? 2 : 0); m_cass_data[1] = 0; // low-to-high transition when reading cassette - CLK on IC32b if ((cass_ws) && !BIT(m_pa, 4)) m_maincpu->set_input_line(M68K_IRQ_4, ASSERT_LINE); } } void applix_state::applix(machine_config &config) { /* basic machine hardware */ M68000(config, m_maincpu, 30_MHz_XTAL / 4); // MC68000-P10 @ 7.5 MHz m_maincpu->set_addrmap(AS_PROGRAM, &applix_state::main_mem); z80_device &subcpu(Z80(config, "subcpu", 16_MHz_XTAL / 2)); // Z80H subcpu.set_addrmap(AS_PROGRAM, &applix_state::sub_mem); subcpu.set_addrmap(AS_IO, &applix_state::sub_io); i8051_device &kbdcpu(I8051(config, "kbdcpu", 11060250)); kbdcpu.set_addrmap(AS_PROGRAM, &applix_state::keytronic_pc3270_program); kbdcpu.set_addrmap(AS_IO, &applix_state::keytronic_pc3270_io); kbdcpu.port_in_cb<1>().set(FUNC(applix_state::p1_read)); kbdcpu.port_out_cb<1>().set(FUNC(applix_state::p1_write)); kbdcpu.port_in_cb<2>().set(FUNC(applix_state::p2_read)); kbdcpu.port_out_cb<2>().set(FUNC(applix_state::p2_write)); kbdcpu.port_in_cb<3>().set(FUNC(applix_state::p3_read)); kbdcpu.port_out_cb<3>().set(FUNC(applix_state::p3_write)); /* video hardware */ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_refresh_hz(50); screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */ screen.set_size(640, 200); screen.set_visarea_full(); screen.set_screen_update("crtc", FUNC(mc6845_device::screen_update)); PALETTE(config, m_palette, FUNC(applix_state::applix_palette), 16); /* sound hardware */ SPEAKER(config, "lspeaker").front_left(); SPEAKER(config, "rspeaker").front_right(); DAC0800(config, "ldac", 0).add_route(ALL_OUTPUTS, "lspeaker", 1.0); // 74ls374.u20 + dac0800.u21 + 4052.u23 DAC0800(config, "rdac", 0).add_route(ALL_OUTPUTS, "rspeaker", 1.0); // 74ls374.u20 + dac0800.u21 + 4052.u23 voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref")); vref.add_route(0, "ldac", 1.0, DAC_VREF_POS_INPUT).add_route(0, "ldac", -1.0, DAC_VREF_NEG_INPUT); vref.add_route(0, "rdac", 1.0, DAC_VREF_POS_INPUT).add_route(0, "rdac", -1.0, DAC_VREF_NEG_INPUT); /* Devices */ MC6845(config, m_crtc, 30_MHz_XTAL / 16); // MC6545 @ 1.875 MHz m_crtc->set_screen("screen"); m_crtc->set_show_border_area(true); m_crtc->set_char_width(8); m_crtc->set_update_row_callback(FUNC(applix_state::crtc_update_row)); m_crtc->set_begin_update_callback(FUNC(applix_state::crtc_update_border)); m_crtc->out_vsync_callback().set(FUNC(applix_state::vsync_w)); VIA6522(config, m_via, 30_MHz_XTAL / 4 / 10); // VIA uses 68000 E clock m_via->readpb_handler().set(FUNC(applix_state::applix_pb_r)); // in CB1 kbd clk // in CA2 vsync // in CB2 kdb data m_via->writepa_handler().set(FUNC(applix_state::applix_pa_w)); m_via->writepb_handler().set(FUNC(applix_state::applix_pb_w)); m_via->irq_handler().set_inputline("maincpu", M68K_IRQ_2); CENTRONICS(config, m_centronics, centronics_devices, "printer"); m_centronics->ack_handler().set(m_via, FUNC(via6522_device::write_ca1)); m_centronics->busy_handler().set(m_via, FUNC(via6522_device::write_pa0)); OUTPUT_LATCH(config, m_cent_data_out); m_centronics->set_output_latch(*m_cent_data_out); CASSETTE(config, m_cass); m_cass->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED); m_cass->add_route(ALL_OUTPUTS, "lspeaker", 0.10); WD1772(config, m_fdc, 16_MHz_XTAL / 2); //connected to Z80H clock pin FLOPPY_CONNECTOR(config, "fdc:0", applix_floppies, "35dd", applix_state::floppy_formats).enable_sound(true); FLOPPY_CONNECTOR(config, "fdc:1", applix_floppies, "35dd", applix_state::floppy_formats).enable_sound(true); TIMER(config, "applix_c").configure_periodic(FUNC(applix_state::cass_timer), attotime::from_hz(100000)); scc8530_device &scc(SCC8530N(config, "scc", 30_MHz_XTAL / 8)); scc.out_txda_callback().set("serial_a", FUNC(rs232_port_device::write_txd)); scc.out_rtsa_callback().set("serial_a", FUNC(rs232_port_device::write_rts)); scc.out_dtra_callback().set("serial_a", FUNC(rs232_port_device::write_dtr)); scc.out_txdb_callback().set("serial_b", FUNC(rs232_port_device::write_txd)); scc.out_rtsb_callback().set("serial_b", FUNC(rs232_port_device::write_rts)); scc.out_dtrb_callback().set("serial_b", FUNC(rs232_port_device::write_dtr)); scc.out_int_callback().set_inputline("maincpu", M68K_IRQ_3); rs232_port_device &serial_a(RS232_PORT(config, "serial_a", default_rs232_devices, nullptr)); serial_a.rxd_handler().set("scc", FUNC(scc8530_device::rxa_w)); serial_a.cts_handler().set("scc", FUNC(scc8530_device::ctsa_w)); serial_a.cts_handler().set("scc", FUNC(scc8530_device::dcda_w)); rs232_port_device &serial_b(RS232_PORT(config, "serial_b", default_rs232_devices, nullptr)); serial_b.rxd_handler().set("scc", FUNC(scc8530_device::rxb_w)); serial_b.cts_handler().set("scc", FUNC(scc8530_device::ctsb_w)); serial_b.cts_handler().set("scc", FUNC(scc8530_device::dcdb_w)); SOFTWARE_LIST(config, "flop_list").set_original("applix_flop"); } /* ROM definition */ ROM_START( applix ) ROM_REGION16_BE(0x20000, "maincpu", 0) ROM_SYSTEM_BIOS(0, "v4.5a", "V4.5a") ROMX_LOAD( "1616osl.45a", 0x00000, 0x10000, CRC(9dfb3224) SHA1(5223833a357f90b147f25826c01713269fc1945f), ROM_SKIP(1) | ROM_BIOS(0) ) ROMX_LOAD( "1616osh.45a", 0x00001, 0x10000, CRC(951bd441) SHA1(e0a38c8d0d38d84955c1de3f6a7d56ce06b063f6), ROM_SKIP(1) | ROM_BIOS(0) ) ROM_SYSTEM_BIOS(1, "v4.4a", "V4.4a") ROMX_LOAD( "1616osl.44a", 0x00000, 0x10000, CRC(4a1a90d3) SHA1(4df504bbf6fc5dad76c29e9657bfa556500420a6), ROM_SKIP(1) | ROM_BIOS(1) ) ROMX_LOAD( "1616osh.44a", 0x00001, 0x10000, CRC(ef619994) SHA1(ff16fe9e2c99a1ffc855baf89278a97a2a2e881a), ROM_SKIP(1) | ROM_BIOS(1) ) ROM_SYSTEM_BIOS(2, "v4.3a", "V4.3a") ROMX_LOAD( "1616osl.43a", 0x00000, 0x10000, CRC(c09b9ff8) SHA1(c46f2a98470d2d09cf9f9eec0f4096ab762407b5), ROM_SKIP(1) | ROM_BIOS(2) ) ROMX_LOAD( "1616osh.43a", 0x00001, 0x10000, CRC(071a2505) SHA1(42c4cc6e3e78b6a5320f9d9c858fc9f4e6220857), ROM_SKIP(1) | ROM_BIOS(2) ) ROM_SYSTEM_BIOS(3, "v4.0c", "V4.0c") ROMX_LOAD( "1616osl.40c", 0x00000, 0x10000, CRC(6a517b5d) SHA1(e0f4eba0cb8d273ba681b9d2c6d4b1beff9ef325), ROM_SKIP(1) | ROM_BIOS(3) ) ROMX_LOAD( "1616osh.40c", 0x00001, 0x10000, CRC(7851651f) SHA1(d7d329aa7fe9f4418de0cdf813b61e70243e0e77), ROM_SKIP(1) | ROM_BIOS(3) ) ROM_SYSTEM_BIOS(4, "v3.0b", "V3.0b") ROMX_LOAD( "1616osl.30b", 0x00000, 0x10000, CRC(fb9198c3) SHA1(e0e7a1dd176c1cbed063df1c405821c261d48f3a), ROM_SKIP(1) | ROM_BIOS(4) ) ROMX_LOAD( "1616osh.30b", 0x00001, 0x10000, CRC(a279e1d7) SHA1(3451b2cae87a9ccee5f579fd1d49cf52d9f97b83), ROM_SKIP(1) | ROM_BIOS(4) ) ROM_SYSTEM_BIOS(5, "v2.4a", "V2.4a") ROMX_LOAD( "1616osl.24a", 0x00000, 0x08000, CRC(b155830b) SHA1(b32db6a06c8a3c544210ba9faba7c49497c504fb), ROM_SKIP(1) | ROM_BIOS(5) ) ROMX_LOAD( "1616osh.24a", 0x00001, 0x08000, CRC(6d9fc0e0) SHA1(07111f46386494ed3f426c1e50308f0209587f06), ROM_SKIP(1) | ROM_BIOS(5) ) ROM_REGION(0x18000, "subcpu", 0) ROM_LOAD( "1616ssdv.022", 0x0000, 0x8000, CRC(6d8e413a) SHA1(fc27d92c34f231345a387b06670f36f8c1705856) ) ROM_REGION(0x20000, "user1", 0) ROM_LOAD( "ssdcromv.22", 0x0000, 0x8000, CRC(c85c47fb) SHA1(6f0bb3753fc0d74ee5901d71d05a74ec6a4a1d05) ) ROM_LOAD( "ssddromv.14a", 0x8000, 0x8000, CRC(8fe2db78) SHA1(487484003aba4d8960101ced6a689dc81676235d) ) ROM_REGION(0x2000, "kbdcpu", 0) ROM_LOAD( "14166.bin", 0x0000, 0x2000, CRC(1aea1b53) SHA1(b75b6d4509036406052157bc34159f7039cdc72e) ) ROM_END void applix_state::init_applix() { u8 *RAM = memregion("subcpu")->base(); membank("bank1")->configure_entries(0, 2, &RAM[0x8000], 0x8000); } /* Driver */ // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1986, applix, 0, 0, applix, applix, applix_state, init_applix, "Applix Pty Ltd", "Applix 1616", MACHINE_SUPPORTS_SAVE ) /**************************************************** KEYBOARD MODULE *****************************************/ u8 applix_state::internal_data_read(offs_t offset) { m_via->write_cb2( BIT(offset, 8) ); // data bool cp = !BIT(offset, 9); // clock pulses //TODO tidy this up with real flipflops if (cp != m_cp) { m_cp = cp; if (cp) m_clock_count++; } if (m_clock_count > 1) m_via->write_cb1( cp ); return 0xff; } void applix_state::internal_data_write(offs_t offset, u8 data) { /* Check for low->high transition on AD8 */ if ( ! ( m_last_write_addr & 0x0100 ) && ( offset & 0x0100 ) ) { switch (m_p1) { case 0x0e: break; case 0x0f: m_p1_data = m_io_k0f->read(); break; case 0x30: m_p1_data = m_io_k300->read(); break; case 0x31: m_p1_data = m_io_k310->read(); break; case 0x32: m_p1_data = m_io_k320->read(); break; case 0x33: m_p1_data = m_io_k330->read(); break; case 0x34: m_p1_data = m_io_k340->read(); break; case 0x35: m_p1_data = m_io_k350->read(); break; case 0x36: m_p1_data = m_io_k360->read(); break; case 0x37: m_p1_data = m_io_k370->read() | (m_io_k360->read() & 0x01); break; case 0x38: m_p1_data = m_io_k380->read(); break; case 0x39: m_p1_data = m_io_k390->read(); break; case 0x3a: m_p1_data = m_io_k3a0->read(); break; case 0x3b: m_p1_data = m_io_k3b0->read(); break; } } /* Check for low->high transition on AD9 */ if ( ! ( m_last_write_addr & 0x0200 ) && ( offset & 0x0200 ) ) { switch (m_p1) { case 0x0b: m_p1_data = m_io_k0b->read(); break; case 0x30: m_p1_data = m_io_k301->read(); break; case 0x31: m_p1_data = m_io_k311->read(); break; case 0x32: m_p1_data = m_io_k321->read(); break; case 0x33: m_p1_data = m_io_k331->read(); break; case 0x34: m_p1_data = m_io_k341->read(); break; case 0x35: m_p1_data = m_io_k351->read(); break; case 0x36: m_p1_data = m_io_k361->read(); break; case 0x37: m_p1_data = m_io_k371->read(); break; case 0x38: m_p1_data = 0xff; break; case 0x39: m_p1_data = 0xff; break; case 0x3a: m_p1_data = 0xff; break; } } m_last_write_addr = offset; } u8 applix_state::p1_read() { return m_p1 & m_p1_data; } void applix_state::p1_write(u8 data) { m_p1 = data; } u8 applix_state::p2_read() { return m_p2; } void applix_state::p2_write(u8 data) { m_p2 = data; } u8 applix_state::p3_read() { u8 data = m_p3; data &= ~0x14; /* -INT0 signal */ data |= 4; /* T0 signal */ data |= 0; return data; } void applix_state::p3_write(u8 data) { m_p3 = data; }