// license:BSD-3-Clause // copyright-holders:AJR /**************************************************************************** Skeleton driver for ADM-31 terminal. The ADM-31 and ADM-42 Data Display Terminals were Lear Siegler, Inc.'s first microprocessor-based video terminals, introduced in 1978 as the respective successors to their earlier ADM-1A and ADM-2 "smart" terminals. The original ADM-31 model was apparently rebranded in 1980 as the ADM-31 Intermediate Terminal, and the ADM-32 was released a few months later. While the ADM-31 and ADM-32 only support 2 pages of display memory, the ADM-42 could be upgraded to 8. Enhancements over the ADM-31 offered by both the ADM-42 and ADM-32 include a status line, a larger monitor and a detachable keyboard. Several other expansion options were offered for the ADM-42, including synchronous serial and parallel printer ports. ****************************************************************************/ #include "emu.h" //#include "bus/rs232/rs232.h" #include "cpu/m6800/m6800.h" #include "machine/com8116.h" #include "machine/input_merger.h" #include "machine/6821pia.h" #include "machine/6850acia.h" #include "video/tms9927.h" #include "screen.h" class adm31_state : public driver_device { public: adm31_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_acia(*this, "acia%u", 1U) , m_brg(*this, "brg") , m_vtac(*this, "vtac") , m_chargen(*this, "chargen") , m_keys(*this, "R%u", 0U) , m_baud(*this, "BAUD") , m_caps_lamp(*this, "caps_lamp") { } void adm31(machine_config &mconfig); protected: virtual void machine_start() override; virtual void machine_reset() override; private: u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); void kbd_scan_w(u8 data); u8 kbd_scan_r(); void kbd_status_w(u8 data); void mem_map(address_map &map); required_device m_maincpu; required_device_array m_acia; required_device m_brg; required_device m_vtac; required_region_ptr m_chargen; optional_ioport_array<16> m_keys; required_ioport m_baud; output_finder<> m_caps_lamp; u8 m_kbd_scan; }; void adm31_state::machine_start() { m_caps_lamp.resolve(); save_item(NAME(m_kbd_scan)); } void adm31_state::machine_reset() { // Baud rate switches read by CPU on ADM-42, but not on ADM-31? m_brg->stt_str_w(m_baud->read()); } u32 adm31_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { return 0; } void adm31_state::kbd_scan_w(u8 data) { m_kbd_scan = data & 0x7f; } u8 adm31_state::kbd_scan_r() { return BIT(m_keys[(m_kbd_scan & 0x78) >> 3].read_safe(0xff), m_kbd_scan & 0x07) ? 0x7f : 0xff; } void adm31_state::kbd_status_w(u8 data) { m_caps_lamp = BIT(data, 0); } void adm31_state::mem_map(address_map &map) { map(0x0000, 0x03ff).ram(); map(0x7000, 0x7000).nopw(); map(0x7800, 0x7803).rw("pia", FUNC(pia6821_device::read), FUNC(pia6821_device::write)); map(0x7900, 0x7900).portr("S5"); map(0x7a00, 0x7a01).rw(m_acia[0], FUNC(acia6850_device::read), FUNC(acia6850_device::write)); map(0x7c00, 0x7c01).rw(m_acia[1], FUNC(acia6850_device::read), FUNC(acia6850_device::write)); map(0x7d00, 0x7d00).portr("S6"); map(0x7e00, 0x7e00).portr("S4"); map(0x7f00, 0x7f0f).rw(m_vtac, FUNC(crt5027_device::read), FUNC(crt5027_device::write)); map(0x8000, 0x8fff).ram(); map(0xe000, 0xffff).rom().region("program", 0); } static INPUT_PORTS_START(adm31) PORT_START("R0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key D1") PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key D7") PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key C5") PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key D2") PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key D4/F4") PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key D9/F9") PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('2') PORT_CHAR('"') PORT_CODE(KEYCODE_2) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CHAR(0x1b) PORT_CODE(KEYCODE_F7) PORT_START("R1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Rub") PORT_CHAR(0x7f) PORT_CODE(KEYCODE_F8) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key 9E/9F") PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key D0/F0") PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key B4/B6") PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key 92/93") PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('1') PORT_CHAR('!') PORT_CODE(KEYCODE_1) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('q') PORT_CHAR('Q') PORT_CODE(KEYCODE_Q) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Cap Lock") PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_CODE(KEYCODE_CAPSLOCK) PORT_START("R2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('3') PORT_CHAR('#') PORT_CODE(KEYCODE_3) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('4') PORT_CHAR('$') PORT_CODE(KEYCODE_4) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('5') PORT_CHAR('%') PORT_CODE(KEYCODE_5) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('6') PORT_CHAR('&') PORT_CODE(KEYCODE_6) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('7') PORT_CHAR('\'') PORT_CODE(KEYCODE_7) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('8') PORT_CHAR('(') PORT_CODE(KEYCODE_8) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('9') PORT_CHAR(')') PORT_CODE(KEYCODE_9) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('0') PORT_CHAR('_') PORT_CODE(KEYCODE_0) PORT_START("R3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('-') PORT_CHAR('=') PORT_CODE(KEYCODE_MINUS) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('^') PORT_CHAR('~') PORT_CODE(KEYCODE_EQUALS) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('\\') PORT_CHAR('|') PORT_CODE(KEYCODE_BACKSLASH) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Tab Back Tab") PORT_CHAR(0x09) PORT_CODE(KEYCODE_BACKSPACE) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) PORT_CODE(KEYCODE_7_PAD) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) PORT_CODE(KEYCODE_8_PAD) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) PORT_CODE(KEYCODE_9_PAD) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_CODE(KEYCODE_MINUS_PAD) PORT_START("R4") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('w') PORT_CHAR('W') PORT_CODE(KEYCODE_W) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('e') PORT_CHAR('E') PORT_CODE(KEYCODE_E) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('r') PORT_CHAR('R') PORT_CODE(KEYCODE_R) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('t') PORT_CHAR('T') PORT_CODE(KEYCODE_T) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('y') PORT_CHAR('Y') PORT_CODE(KEYCODE_Y) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('u') PORT_CHAR('U') PORT_CODE(KEYCODE_U) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('i') PORT_CHAR('I') PORT_CODE(KEYCODE_I) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('o') PORT_CHAR('O') PORT_CODE(KEYCODE_O) PORT_START("R5") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('p') PORT_CHAR('P') PORT_CODE(KEYCODE_P) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('[') PORT_CHAR('{') PORT_CODE(KEYCODE_OPENBRACE) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(']') PORT_CHAR('}') PORT_CODE(KEYCODE_CLOSEBRACE) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Return") PORT_CHAR(0x0d) PORT_CODE(KEYCODE_ENTER) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) PORT_CODE(KEYCODE_4_PAD) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) PORT_CODE(KEYCODE_5_PAD) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) PORT_CODE(KEYCODE_6_PAD) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(TAB_PAD)) PORT_CODE(KEYCODE_PLUS_PAD) PORT_START("R6") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('a') PORT_CHAR('A') PORT_CODE(KEYCODE_A) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('s') PORT_CHAR('S') PORT_CODE(KEYCODE_S) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('d') PORT_CHAR('D') PORT_CODE(KEYCODE_D) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('f') PORT_CHAR('F') PORT_CODE(KEYCODE_F) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('g') PORT_CHAR('G') PORT_CODE(KEYCODE_G) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('h') PORT_CHAR('H') PORT_CODE(KEYCODE_H) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('j') PORT_CHAR('J') PORT_CODE(KEYCODE_J) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('k') PORT_CHAR('K') PORT_CODE(KEYCODE_K) PORT_START("R7") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('l') PORT_CHAR('L') PORT_CODE(KEYCODE_L) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(';') PORT_CHAR('+') PORT_CODE(KEYCODE_COLON) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(':') PORT_CHAR('*') PORT_CODE(KEYCODE_QUOTE) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('@') PORT_CHAR('`') PORT_CODE(KEYCODE_TILDE) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Line Feed") PORT_CHAR(0x0a) PORT_CODE(KEYCODE_RCONTROL) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) PORT_CODE(KEYCODE_2_PAD) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) PORT_CODE(KEYCODE_3_PAD) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) PORT_CODE(KEYCODE_1_PAD) PORT_START("R8") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Clear") PORT_CODE(KEYCODE_LALT) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('z') PORT_CHAR('Z') PORT_CODE(KEYCODE_Z) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('x') PORT_CHAR('X') PORT_CODE(KEYCODE_X) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('c') PORT_CHAR('C') PORT_CODE(KEYCODE_C) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('v') PORT_CHAR('V') PORT_CODE(KEYCODE_V) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('b') PORT_CHAR('B') PORT_CODE(KEYCODE_B) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('n') PORT_CHAR('N') PORT_CODE(KEYCODE_N) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('m') PORT_CHAR('M') PORT_CODE(KEYCODE_M) PORT_START("R9") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(',') PORT_CHAR('<') PORT_CODE(KEYCODE_COMMA) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('.') PORT_CHAR('>') PORT_CODE(KEYCODE_STOP) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('/') PORT_CHAR('?') PORT_CODE(KEYCODE_SLASH) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(' ') PORT_CODE(KEYCODE_SPACE) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("New Line New Page") PORT_CODE(KEYCODE_END) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) PORT_CODE(KEYCODE_DEL_PAD) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad Return") PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) PORT_CODE(KEYCODE_ENTER_PAD) PORT_START("R10") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key 9D/94") PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_CODE(KEYCODE_HOME) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_CODE(KEYCODE_DOWN) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_CODE(KEYCODE_UP) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_CODE(KEYCODE_LEFT) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_CODE(KEYCODE_RIGHT) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Key E3/40") PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(COMMA_PAD)) PORT_CODE(KEYCODE_COMMA_PAD) PORT_START("SHIFT") PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_UNKNOWN) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNKNOWN) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CHAR(UCHAR_SHIFT_2) PORT_CODE(KEYCODE_LCONTROL) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CHAR(UCHAR_SHIFT_1) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_BIT(0x1d, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("S4") PORT_DIPNAME(0x01, 0x00, "Break Key") PORT_DIPLOCATION("S4:1") PORT_DIPSETTING(0x01, "Disable") PORT_DIPSETTING(0x00, "Enable") PORT_DIPNAME(0x02, 0x02, "Refresh Rate") PORT_DIPLOCATION("S4:2") PORT_DIPSETTING(0x00, "50 Hz") PORT_DIPSETTING(0x02, "60 Hz") PORT_DIPNAME(0x1c, 0x14, "Modem Port") PORT_DIPLOCATION("S4:3,4,5") PORT_DIPSETTING(0x00, "7 DB, EP, 2 SB") PORT_DIPSETTING(0x04, "7 DB, OP, 2 SB") PORT_DIPSETTING(0x08, "7 DB, EP, 1 SB") PORT_DIPSETTING(0x0c, "7 DB, OP, 1 SB") PORT_DIPSETTING(0x10, "8 DB, NP, 2 SB") PORT_DIPSETTING(0x14, "8 DB, NP, 1 SB") PORT_DIPSETTING(0x18, "8 DB, EP, 1 SB") PORT_DIPSETTING(0x00, "8 DB, OP, 1 SB") PORT_DIPNAME(0x20, 0x00, DEF_STR(Unused)) PORT_DIPLOCATION("S4:6") PORT_DIPSETTING(0x20, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x40, 0x00, "Transmission") PORT_DIPLOCATION("S4:7") PORT_DIPSETTING(0x00, "Block Mode") PORT_DIPSETTING(0x40, "Conversation Mode") PORT_DIPNAME(0x80, 0x00, "Duplex") PORT_DIPLOCATION("S4:8") PORT_DIPSETTING(0x00, "Full Duplex") PORT_DIPSETTING(0x80, "Half Duplex") PORT_START("S5") PORT_DIPNAME(0x01, 0x00, DEF_STR(Unused)) PORT_DIPLOCATION("S5:1") PORT_DIPSETTING(0x01, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x02, 0x00, DEF_STR(Unused)) PORT_DIPLOCATION("S5:2") PORT_DIPSETTING(0x02, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x1c, 0x14, "Printer Port") PORT_DIPLOCATION("S5:3,4,5") PORT_DIPSETTING(0x00, "7 DB, EP, 2 SB") PORT_DIPSETTING(0x04, "7 DB, OP, 2 SB") PORT_DIPSETTING(0x08, "7 DB, EP, 1 SB") PORT_DIPSETTING(0x0c, "7 DB, OP, 1 SB") PORT_DIPSETTING(0x10, "8 DB, NP, 2 SB") PORT_DIPSETTING(0x14, "8 DB, NP, 1 SB") PORT_DIPSETTING(0x18, "8 DB, EP, 1 SB") PORT_DIPSETTING(0x00, "8 DB, OP, 1 SB") PORT_DIPNAME(0x20, 0x00, DEF_STR(Unused)) PORT_DIPLOCATION("S5:6") PORT_DIPSETTING(0x20, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x40, 0x00, DEF_STR(Unused)) PORT_DIPLOCATION("S5:7") PORT_DIPSETTING(0x40, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x80, 0x00, "Printer Port Buffer") PORT_DIPLOCATION("S5:8") PORT_DIPSETTING(0x80, "Disable") PORT_DIPSETTING(0x00, "Enable") PORT_START("S6") PORT_DIPNAME(0x7f, 0x00, "Polling Address") PORT_DIPLOCATION("S6:1,2,3,4,5,6,7") PORT_DIPSETTING(0x00, "00") PORT_DIPSETTING(0x01, "01") PORT_DIPSETTING(0x02, "02") PORT_DIPSETTING(0x03, "03") PORT_DIPSETTING(0x04, "04") PORT_DIPSETTING(0x05, "05") PORT_DIPSETTING(0x06, "06") PORT_DIPSETTING(0x07, "07") PORT_DIPSETTING(0x08, "08") PORT_DIPSETTING(0x09, "09") PORT_DIPSETTING(0x0a, "0A") PORT_DIPSETTING(0x0b, "0B") PORT_DIPSETTING(0x0c, "0C") PORT_DIPSETTING(0x0d, "0D") PORT_DIPSETTING(0x0e, "0E") PORT_DIPSETTING(0x0f, "0F") PORT_DIPSETTING(0x10, "10") PORT_DIPSETTING(0x11, "11") PORT_DIPSETTING(0x12, "12") PORT_DIPSETTING(0x13, "13") PORT_DIPSETTING(0x14, "14") PORT_DIPSETTING(0x15, "15") PORT_DIPSETTING(0x16, "16") PORT_DIPSETTING(0x17, "17") PORT_DIPSETTING(0x18, "18") PORT_DIPSETTING(0x19, "19") PORT_DIPSETTING(0x1a, "1A") PORT_DIPSETTING(0x1b, "1B") PORT_DIPSETTING(0x1c, "1C") PORT_DIPSETTING(0x1d, "1D") PORT_DIPSETTING(0x1e, "1E") PORT_DIPSETTING(0x1f, "1F") PORT_DIPSETTING(0x20, "20") PORT_DIPSETTING(0x21, "21") PORT_DIPSETTING(0x22, "22") PORT_DIPSETTING(0x23, "23") PORT_DIPSETTING(0x24, "24") PORT_DIPSETTING(0x25, "25") PORT_DIPSETTING(0x26, "26") PORT_DIPSETTING(0x27, "27") PORT_DIPSETTING(0x28, "28") PORT_DIPSETTING(0x29, "29") PORT_DIPSETTING(0x2a, "2A") PORT_DIPSETTING(0x2b, "2B") PORT_DIPSETTING(0x2c, "2C") PORT_DIPSETTING(0x2d, "2D") PORT_DIPSETTING(0x2e, "2E") PORT_DIPSETTING(0x2f, "2F") PORT_DIPSETTING(0x30, "30") PORT_DIPSETTING(0x31, "31") PORT_DIPSETTING(0x32, "32") PORT_DIPSETTING(0x33, "33") PORT_DIPSETTING(0x34, "34") PORT_DIPSETTING(0x35, "35") PORT_DIPSETTING(0x36, "36") PORT_DIPSETTING(0x37, "37") PORT_DIPSETTING(0x38, "38") PORT_DIPSETTING(0x39, "39") PORT_DIPSETTING(0x3a, "3A") PORT_DIPSETTING(0x3b, "3B") PORT_DIPSETTING(0x3c, "3C") PORT_DIPSETTING(0x3d, "3D") PORT_DIPSETTING(0x3e, "3E") PORT_DIPSETTING(0x3f, "3F") PORT_DIPSETTING(0x40, "40") PORT_DIPSETTING(0x41, "41") PORT_DIPSETTING(0x42, "42") PORT_DIPSETTING(0x43, "43") PORT_DIPSETTING(0x44, "44") PORT_DIPSETTING(0x45, "45") PORT_DIPSETTING(0x46, "46") PORT_DIPSETTING(0x47, "47") PORT_DIPSETTING(0x48, "48") PORT_DIPSETTING(0x49, "49") PORT_DIPSETTING(0x4a, "4A") PORT_DIPSETTING(0x4b, "4B") PORT_DIPSETTING(0x4c, "4C") PORT_DIPSETTING(0x4d, "4D") PORT_DIPSETTING(0x4e, "4E") PORT_DIPSETTING(0x4f, "4F") PORT_DIPSETTING(0x50, "50") PORT_DIPSETTING(0x51, "51") PORT_DIPSETTING(0x52, "52") PORT_DIPSETTING(0x53, "53") PORT_DIPSETTING(0x54, "54") PORT_DIPSETTING(0x55, "55") PORT_DIPSETTING(0x56, "56") PORT_DIPSETTING(0x57, "57") PORT_DIPSETTING(0x58, "58") PORT_DIPSETTING(0x59, "59") PORT_DIPSETTING(0x5a, "5A") PORT_DIPSETTING(0x5b, "5B") PORT_DIPSETTING(0x5c, "5C") PORT_DIPSETTING(0x5d, "5D") PORT_DIPSETTING(0x5e, "5E") PORT_DIPSETTING(0x5f, "5F") PORT_DIPSETTING(0x60, "60") PORT_DIPSETTING(0x61, "61") PORT_DIPSETTING(0x62, "62") PORT_DIPSETTING(0x63, "63") PORT_DIPSETTING(0x64, "64") PORT_DIPSETTING(0x65, "65") PORT_DIPSETTING(0x66, "66") PORT_DIPSETTING(0x67, "67") PORT_DIPSETTING(0x68, "68") PORT_DIPSETTING(0x69, "69") PORT_DIPSETTING(0x6a, "6A") PORT_DIPSETTING(0x6b, "6B") PORT_DIPSETTING(0x6c, "6C") PORT_DIPSETTING(0x6d, "6D") PORT_DIPSETTING(0x6e, "6E") PORT_DIPSETTING(0x6f, "6F") PORT_DIPSETTING(0x70, "70") PORT_DIPSETTING(0x71, "71") PORT_DIPSETTING(0x72, "72") PORT_DIPSETTING(0x73, "73") PORT_DIPSETTING(0x74, "74") PORT_DIPSETTING(0x75, "75") PORT_DIPSETTING(0x76, "76") PORT_DIPSETTING(0x77, "77") PORT_DIPSETTING(0x78, "78") PORT_DIPSETTING(0x79, "79") PORT_DIPSETTING(0x7a, "7A") PORT_DIPSETTING(0x7b, "7B") PORT_DIPSETTING(0x7c, "7C") PORT_DIPSETTING(0x7d, "7D") PORT_DIPSETTING(0x7e, "7E") PORT_DIPSETTING(0x7f, "7F") PORT_DIPNAME(0x80, 0x80, "Polling Option") PORT_DIPLOCATION("S6:8") PORT_DIPSETTING(0x80, "Disable") PORT_DIPSETTING(0x00, "Enable") PORT_START("BAUD") PORT_DIPNAME(0x0f, 0x0e, "Modem Baud Rate") PORT_DIPLOCATION("BS1:1,2,3,4") PORT_DIPSETTING(0x00, "50") PORT_DIPSETTING(0x01, "75") PORT_DIPSETTING(0x02, "110") PORT_DIPSETTING(0x03, "134.5") PORT_DIPSETTING(0x04, "150") PORT_DIPSETTING(0x05, "300") PORT_DIPSETTING(0x06, "600") PORT_DIPSETTING(0x07, "1200") PORT_DIPSETTING(0x08, "1800") PORT_DIPSETTING(0x09, "2000") PORT_DIPSETTING(0x0a, "2400") PORT_DIPSETTING(0x0b, "3600") PORT_DIPSETTING(0x0c, "4800") PORT_DIPSETTING(0x0d, "7200") PORT_DIPSETTING(0x0e, "9600") PORT_DIPNAME(0xf0, 0x70, "Printer Baud Rate") PORT_DIPLOCATION("BS2:1,2,3,4") PORT_DIPSETTING(0x00, "50") PORT_DIPSETTING(0x10, "75") PORT_DIPSETTING(0x20, "110") PORT_DIPSETTING(0x30, "134.5") PORT_DIPSETTING(0x40, "150") PORT_DIPSETTING(0x50, "300") PORT_DIPSETTING(0x60, "600") PORT_DIPSETTING(0x70, "1200") PORT_DIPSETTING(0x80, "1800") PORT_DIPSETTING(0x90, "2000") PORT_DIPSETTING(0xa0, "2400") PORT_DIPSETTING(0xb0, "3600") PORT_DIPSETTING(0xc0, "4800") PORT_DIPSETTING(0xd0, "7200") PORT_DIPSETTING(0xe0, "9600") INPUT_PORTS_END void adm31_state::adm31(machine_config &config) { M6800(config, m_maincpu, 19.584_MHz_XTAL / 20); m_maincpu->set_addrmap(AS_PROGRAM, &adm31_state::mem_map); INPUT_MERGER_ANY_HIGH(config, "mainirq").output_handler().set_inputline(m_maincpu, M6800_IRQ_LINE); pia6821_device &pia(PIA6821(config, "pia")); pia.writepa_handler().set(FUNC(adm31_state::kbd_scan_w)); pia.readpa_handler().set(FUNC(adm31_state::kbd_scan_r)); pia.writepb_handler().set(FUNC(adm31_state::kbd_status_w)); pia.readpb_handler().set_ioport("SHIFT"); ACIA6850(config, m_acia[0]); m_acia[0]->irq_handler().set("mainirq", FUNC(input_merger_device::in_w<0>)); ACIA6850(config, m_acia[1]); m_acia[0]->irq_handler().set("mainirq", FUNC(input_merger_device::in_w<1>)); COM8116(config, m_brg, 5.0688_MHz_XTAL); m_brg->fr_handler().set(m_acia[0], FUNC(acia6850_device::write_rxc)); m_brg->fr_handler().append(m_acia[0], FUNC(acia6850_device::write_txc)); m_brg->ft_handler().set(m_acia[1], FUNC(acia6850_device::write_rxc)); m_brg->ft_handler().append(m_acia[1], FUNC(acia6850_device::write_txc)); screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_raw(19.584_MHz_XTAL, 1020, 0, 800, 320, 0, 288); screen.set_screen_update(FUNC(adm31_state::screen_update)); CRT5027(config, m_vtac, 19.584_MHz_XTAL / 10); m_vtac->set_screen("screen"); m_vtac->set_char_width(10); } ROM_START(adm31) ROM_REGION(0x2000, "program", 0) ROM_LOAD("adm-31-u62.bin", 0x0000, 0x0800, CRC(57e557a5) SHA1(cb3021ab570c279cbaa673b5de8fa1ca9eb48188)) ROM_LOAD("adm-31-u63.bin", 0x0800, 0x0800, CRC(1268a59c) SHA1(f0cd8562e0d5faebf84d8decaa848ff28f2ac637)) ROM_LOAD("adm-31-u64.bin", 0x1000, 0x0800, CRC(8939fa00) SHA1(00f6a8a49e51a9501cd9d1e2aae366fb070a5a1d)) ROM_LOAD("adm-31-u65.bin", 0x1800, 0x0800, CRC(53e4e2f1) SHA1(bf30241815c790de3354e1acfe84e760c889cbb1)) ROM_REGION(0x0800, "chargen", 0) ROM_LOAD("chargen.bin", 0x0000, 0x0800, NO_DUMP) ROM_END COMP(1978, adm31, 0, 0, adm31, adm31, adm31_state, empty_init, "Lear Siegler", "ADM-31 Data Display Terminal", MACHINE_IS_SKELETON)