// license:BSD-3-Clause // copyright-holders:zzemu-cn /*************************************************************************** NF500A (TRS80 Level II Basic) 09/01/2019 H-01B (TRS80 Level II Basic) 10/05/2019 ****************************************************************************/ #include "emu.h" #include "includes/h01x.h" static const int16_t speaker_levels[] = {-32768, 0, 32767, 0}; void h01x_state::h01x(machine_config &config) { // basic machine hardware Z80(config, m_maincpu, 10.6445_MHz_XTAL / 6); // TRS-80 clock frequency m_maincpu->set_addrmap(AS_PROGRAM, &h01x_state::h01x_mem_map); m_maincpu->set_addrmap(AS_IO, &h01x_state::h01x_io_map); // RAM RAM(config, m_ram).set_default_size("32K").set_default_value(0x00); // VRAM 16K 4bit RAM(config, m_vram).set_default_size("16K").set_default_value(0xf0); // video hardware screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_raw(10.6445_MHz_XTAL, 336, 0, 336, 192, 0, 192); screen.set_screen_update(FUNC(h01x_state::screen_update_h01x)); screen.set_palette("palette"); PALETTE(config, "palette", palette_device::MONOCHROME); // sound hardware SPEAKER(config, "mono").front_center(); SPEAKER_SOUND(config, m_speaker).set_levels(4, speaker_levels); m_speaker->add_route(ALL_OUTPUTS, "mono", 0.50); /* devices */ CASSETTE(config, m_cassette); m_cassette->add_route(ALL_OUTPUTS, "mono", 0.05); m_cassette->set_formats(trs80l2_cassette_formats); m_cassette->set_default_state(CASSETTE_STOPPED); } void h01x_state::h01b(machine_config &config) { // H-01B CPU: 2MHz ROM: 16KB + 32KB h01x(config); //m_maincpu->set_clock(16_MHz_XTAL/8); using TRS-80 clock frequency until original cassettes can be found } void h01x_state::nf500a(machine_config &config) { // NF-500A CPU: 4MHz ROM: 16KB + 32KB h01x(config); //m_maincpu->set_clock(16_MHz_XTAL/4); using TRS-80 clock frequency until original cassettes can be found } void h01x_state::h01jce(machine_config &config) { // JCE CPU: 4MHz ROM: 16KB + 32KB + 16KB h01x(config); //m_maincpu->set_clock(16_MHz_XTAL/4); using TRS-80 clock frequency until original cassettes can be found } void h01x_state::h01x_mem_map(address_map &map) { map(0x0000, 0x3fff).rw(FUNC(h01x_state::mem_0000_r), FUNC(h01x_state::mem_0000_w)); map(0x4000, 0x7fff).rw(FUNC(h01x_state::mem_4000_r), FUNC(h01x_state::mem_4000_w)); map(0x8000, 0xbfff).rw(FUNC(h01x_state::mem_8000_r), FUNC(h01x_state::mem_8000_w)); map(0xc000, 0xffff).rw(FUNC(h01x_state::mem_c000_r), FUNC(h01x_state::mem_c000_w)); } void h01x_state::h01x_io_map(address_map &map) { map.global_mask(0xff); map.unmap_value_high(); map(0x60, 0x60).w(FUNC(h01x_state::port_60_w)); map(0x64, 0x64).w(FUNC(h01x_state::port_64_w)); map(0x50, 0x50).r(FUNC(h01x_state::port_50_r)); map(0x70, 0x70).w(FUNC(h01x_state::port_70_w)); } /* H-01B KD7 KD6 KD5 KD4 KD3 KD2 KD1 KD0 scan address A0 space Z A Q 1 BFFEH A1 BRK X S W 2 BFFDH A2 (16) C D E 3 BFFBH A3 E/C V F R 4 BFF7H A4 - B G T 5 BFEFH A5 右 N H Y 6 BFDFH A6 RETN M J U 7 BFBFH A7 [ , K I 8 BF7FH A8 BS 左 . L O 9 BEFFH A9 : / ; P 0 BDFFH A10 SHIFT 下 BBFFH need to determine keys: Ctrl ESC */ static INPUT_PORTS_START( h01b ) PORT_START("LINE0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR('1') PORT_CHAR('!') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('a') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR('2') PORT_CHAR('"') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('x') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Break") PORT_CODE(KEYCODE_END) PORT_CHAR(UCHAR_MAMEKEY(END)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR('3') PORT_CHAR('#') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c') // PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Clear") PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_ESC) PORT_CHAR(27) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR('4') PORT_CHAR('$') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E/C") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') PORT_CHAR('~') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE4") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('b') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("- =") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('-') PORT_CHAR('=') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE5") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR('6') PORT_CHAR('&') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE6") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR('7') PORT_CHAR('\'') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(13) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE7") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR('8') PORT_CHAR('(') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(", <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE8") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR('9') PORT_CHAR(')') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('o') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(". >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE9") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR('0') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('p') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("; +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("/ ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(": *") PORT_CODE(KEYCODE_MINUS) PORT_CHAR(':') PORT_CHAR('*') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE10") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) INPUT_PORTS_END /* 模拟器中的按键位置安排参照 TRS-80 NF-500A KD7 KD6 KD5 KD4 KD3 KD2 KD1 KD0 scan address A0 R E 5 CTRL? 6 T W BFFEH A1 3 2 Y E/C U 4 1 BFFDH A2 9 : 8 - 7 0 下 BFFBH A3 D S G ESC H F Q BFF7H A4 X A V Z C BRK BFEFH A5 L BS 左 K space J ; 右 BFDFH A6 M . N B , / BFBFH A7 P RETN O SHIFT I [ BF7FH 3 56 34 51 key functions not verified, temporarily mapped to ] TAB \ ' E/C E汉 = ~ translates to ASCII 20 ESC translates to ASCII 31 BS translates to ASCII 8 61 translates to ASCII 13 enter 16 translates to ASCII 10 down 56 translates to ASCII 16 27 3 34 51 no action Program to test key ASCII codes 10 A$=INKEY$ 20 IF LEN(A$)>0 THEN PRINT ASC(A$) 30 GOTO 10 TRS-80 left 8 right 9 up 91 down 10 Clear 31 @ 64 backspace 8 */ /* Input ports */ static INPUT_PORTS_START( h01x ) PORT_START("LINE0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR('6') PORT_CHAR('&') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR('1') PORT_CHAR('!') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR('4') PORT_CHAR('$') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E/C") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') PORT_CHAR('~') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR('2') PORT_CHAR('"') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR('3') PORT_CHAR('#') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR('0') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR('7') PORT_CHAR('\'') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("- =") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('-') PORT_CHAR('=') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR('8') PORT_CHAR('(') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(": *") PORT_CODE(KEYCODE_MINUS) PORT_CHAR(':') PORT_CHAR('*') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR('9') PORT_CHAR(')') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_ESC) PORT_CHAR(27) //PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Clear") PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE4") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Break") PORT_CODE(KEYCODE_END) PORT_CHAR(UCHAR_MAMEKEY(END)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('a') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('x') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE5") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("; +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE6") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("/ ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(", <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('b') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(". >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE7") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('o') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(13) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('p') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE8") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE9") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE10") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) INPUT_PORTS_END /* Machine */ void h01x_state::machine_start() { m_cassette_data_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(h01x_state::cassette_data_callback), this)); m_cassette_data_timer->adjust(attotime::zero, 0, attotime::from_hz(11025)); } void h01x_state::machine_reset() { m_bank = 0x00; m_rom_ptr = m_rom->base(); m_hzrom_ptr = m_hzrom->base(); m_ram_ptr = m_ram->pointer(); m_ram_size = m_ram->size(); m_vram_ptr = m_vram->pointer(); } void h01x_state::video_start() { } void h01x_state::init_h01x() { } /* uint32_t h01x_state::screen_update_h01x(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { return 0; } */ /* Port handlers */ void h01x_state::port_60_w(uint8_t data) { // MC6845P idx } void h01x_state::port_64_w(uint8_t data) { // MC6845P data } void h01x_state::port_70_w(uint8_t data) { m_bank = data & 0xc0; // bit5, speaker m_speaker->level_w(BIT(data, 5)); // bit4, cassette m_cassette->output(BIT(data, 4) ? 1.0 : -1.0); m_cassette_data = false; } uint8_t h01x_state::port_50_r() { // bit 7, cassette input //return (m_cassette->input() > 0.04) ? 0x7f : 0xff; return m_cassette_data ? 0xff : 0x7f; } // 0x0000 --- 0x3FFF uint8_t h01x_state::mem_0000_r(offs_t offset) { return m_rom_ptr[offset]; } void h01x_state::mem_0000_w(uint8_t data) { } // 0x4000 --- 0x7FFF uint8_t h01x_state::mem_4000_r(offs_t offset) { return m_ram_ptr[offset]; } void h01x_state::mem_4000_w(offs_t offset, uint8_t data) { m_ram_ptr[offset] = data; } // 0x8000 --- 0xBFFF uint8_t h01x_state::mem_8000_r(offs_t offset) { switch (m_bank) { case 0xc0: return m_hzrom_ptr[offset]; case 0x40: if ((offset & 0xf000) == 0x3000) { u8 result = 0xff; for (int i = 0; i < 11; i++) { if (!BIT(offset, i)) result &= m_io_keyboard[i]->read(); } return result; } else { return 0xff; } case 0x00: return m_ram_ptr[offset + 0x4000]; default: return 0xff; } } void h01x_state::mem_8000_w(offs_t offset, uint8_t data) { if (m_bank == 0x00) m_ram_ptr[offset + 0x4000] = data; } // 0xC000 --- 0xFFFF uint8_t h01x_state::mem_c000_r(offs_t offset) { if (m_bank == 0xc0) return m_hzrom_ptr[offset + 0x4000]; else if (m_bank == 0x40) return m_vram_ptr[offset]; else return 0xff; } void h01x_state::mem_c000_w(offs_t offset, uint8_t data) { if (m_bank == 0x40) m_vram_ptr[offset] = (data & 0x0f) | 0xf0; } TIMER_CALLBACK_MEMBER(h01x_state::cassette_data_callback) { /* This does all baud rates. 250 baud (trs80), and 500 baud (all others) set bit 7 of "cassette_data". 1500 baud (trs80m3, trs80m4) is interrupt-driven and uses bit 0 of "cassette_data" */ double new_val = m_cassette->input(); /* Check for HI-LO transition */ if (m_old_cassette_val > -0.2 && new_val < -0.2) m_cassette_data = true; m_old_cassette_val = new_val; } /* ROM definition */ ROM_START(h01b) ROM_REGION(0x4000, "maincpu",0) ROM_LOAD("h-01b_sysrom.bin", 0x0000, 0x4000, CRC(b52093a7) SHA1(8c874765033444688c906b1a987a73f2c3ec83fb)) ROM_REGION(0x8000,"hzrom",0) ROM_LOAD("h-01b_hzrom.bin", 0x0000, 0x8000, CRC(f0d6a7ac) SHA1(72151d3215bc8b26f983466221fe5f4009727ce8)) ROM_END ROM_START(nf500a) ROM_REGION(0x4000, "maincpu",0) ROM_LOAD("u2-hn27128-9adc.bin", 0x0000, 0x4000, CRC(147dae83) SHA1(856b0970c603e88707ce8638be5dbd8ab1c42a1b)) ROM_REGION(0x8000,"hzrom",0) ROM_LOAD("u4-hn27256-32aa.bin", 0x0000, 0x8000, CRC(9ecfddaa) SHA1(54b6e1b43f79b7705e95edda845b21d7326d48e2)) ROM_END ROM_START(h01jce) ROM_REGION(0x4000, "maincpu",0) ROM_LOAD("m5l27128k_9b99.bin", 0x0000, 0x4000, CRC(59be30df) SHA1(21ccc765d13992753ec0457e09ac97cea82888a9)) ROM_REGION(0x8000,"hzrom",0) ROM_LOAD("u4-hn27256-32aa.bin", 0x0000, 0x8000, CRC(9ecfddaa) SHA1(54b6e1b43f79b7705e95edda845b21d7326d48e2)) ROM_REGION(0x4000, "exrom",0) ROM_LOAD("hn4827128g_f0f9.bin", 0x0000, 0x4000, CRC(36bffec0) SHA1(5b4b24c54eba0a8b69f291ca656ea27a3685f42e)) ROM_END /* Driver */ // H-01B中文教育电脑 // 普乐电器公司 // cpu Z-80A 2MHz // NF500A教学电脑 // 国营八三〇厂制造 // cpu Z-80A 4MHz // video MC6845P // sysrom 16KB EPROM // hzrom 32KB EPROM // ram 32KB SRAM // vram 16Kx4bit DRAM // JCE // 广东江门计算机应用设备厂 // video HD6845SP // sysrom 16KB EPROM // hzrom 32KB EPROM // extrom 16KB EPROM // Startup screens // H-01B : H-01型中文教育电脑 普乐电器公司制造 // NF500A : H-01型汉字微电脑 中国科学院H电脑公司 // JCE : H-01型中文普及电脑 北岳电子有限公司制造 // Incomplete features: // Cassette I/O is incomplete, and the TRS-80 main CPU frequency is used // MC6845P video chip functionality is not emulated // JCE's 16KB extended ROM functionality is not understood, functionality is unemulated // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1985, h01b, 0, 0, h01b, h01b, h01x_state, init_h01x, "China H Computer Company", "H-01B", 0 ) COMP( 1985, nf500a, 0, 0, nf500a, h01x, h01x_state, init_h01x, "China State-owned 830 Factory", "NF500A", 0 ) COMP( 1987, h01jce, 0, 0, h01jce, h01x, h01x_state, init_h01x, "China Jiangmen Computer Equipment Factory", "H-01 JCE", 0 )